Re: Linux 5.4.15

From: Greg KH
Date: Sun Jan 26 2020 - 05:01:20 EST


diff --git a/Documentation/devicetree/bindings/rng/omap3_rom_rng.txt b/Documentation/devicetree/bindings/rng/omap3_rom_rng.txt
new file mode 100644
index 000000000000..f315c9723bd2
--- /dev/null
+++ b/Documentation/devicetree/bindings/rng/omap3_rom_rng.txt
@@ -0,0 +1,27 @@
+OMAP ROM RNG driver binding
+
+Secure SoCs may provide RNG via secure ROM calls like Nokia N900 does. The
+implementation can depend on the SoC secure ROM used.
+
+- compatible:
+ Usage: required
+ Value type: <string>
+ Definition: must be "nokia,n900-rom-rng"
+
+- clocks:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: reference to the the RNG interface clock
+
+- clock-names:
+ Usage: required
+ Value type: <stringlist>
+ Definition: must be "ick"
+
+Example:
+
+ rom_rng: rng {
+ compatible = "nokia,n900-rom-rng";
+ clocks = <&rng_ick>;
+ clock-names = "ick";
+ };
diff --git a/Makefile b/Makefile
index 2b2080d08bb2..30600e309c73 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
-SUBLEVEL = 14
+SUBLEVEL = 15
EXTRAVERSION =
NAME = Kleptomaniac Octopus

diff --git a/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit-28.dts b/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit-28.dts
index 07ac99b9cda6..cdb89b3e2a9b 100644
--- a/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit-28.dts
+++ b/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit-28.dts
@@ -11,22 +11,6 @@
#include "logicpd-torpedo-37xx-devkit.dts"

&lcd0 {
-
- label = "28";
-
- panel-timing {
- clock-frequency = <9000000>;
- hactive = <480>;
- vactive = <272>;
- hfront-porch = <3>;
- hback-porch = <2>;
- hsync-len = <42>;
- vback-porch = <3>;
- vfront-porch = <2>;
- vsync-len = <11>;
- hsync-active = <1>;
- vsync-active = <1>;
- de-active = <1>;
- pixelclk-active = <0>;
- };
+ /* To make it work, set CONFIG_OMAP2_DSS_MIN_FCK_PER_PCK=4 */
+ compatible = "logicpd,type28";
};
diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
index 84a5ade1e865..63659880eeb3 100644
--- a/arch/arm/boot/dts/omap3-n900.dts
+++ b/arch/arm/boot/dts/omap3-n900.dts
@@ -155,6 +155,12 @@
pwms = <&pwm9 0 26316 0>; /* 38000 Hz */
};

+ rom_rng: rng {
+ compatible = "nokia,n900-rom-rng";
+ clocks = <&rng_ick>;
+ clock-names = "ick";
+ };
+
/* controlled (enabled/disabled) directly by bcm2048 and wl1251 */
vctcxo: vctcxo {
compatible = "fixed-clock";
diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c
index 439e143cad7b..46012ca812f4 100644
--- a/arch/arm/mach-omap2/display.c
+++ b/arch/arm/mach-omap2/display.c
@@ -265,6 +265,7 @@ static int __init omapdss_init_of(void)
r = of_platform_populate(node, NULL, NULL, &pdev->dev);
if (r) {
pr_err("Unable to populate DSS submodule devices\n");
+ put_device(&pdev->dev);
return r;
}

diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c
index 33688e1d9acf..247e3f8acffe 100644
--- a/arch/arm/mach-omap2/pdata-quirks.c
+++ b/arch/arm/mach-omap2/pdata-quirks.c
@@ -268,14 +268,6 @@ static void __init am3517_evm_legacy_init(void)
am35xx_emac_reset();
}

-static struct platform_device omap3_rom_rng_device = {
- .name = "omap3-rom-rng",
- .id = -1,
- .dev = {
- .platform_data = rx51_secure_rng_call,
- },
-};
-
static void __init nokia_n900_legacy_init(void)
{
hsmmc2_internal_input_clk();
@@ -291,9 +283,6 @@ static void __init nokia_n900_legacy_init(void)
pr_warn("RX-51: Not enabling ARM errata 430973 workaround\n");
pr_warn("Thumb binaries may crash randomly without this workaround\n");
}
-
- pr_info("RX-51: Registering OMAP3 HWRNG device\n");
- platform_device_register(&omap3_rom_rng_device);
}
}

@@ -538,6 +527,7 @@ static struct of_dev_auxdata omap_auxdata_lookup[] = {
OF_DEV_AUXDATA("ti,davinci_mdio", 0x5c030000, "davinci_mdio.0", NULL),
OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0",
&am35xx_emac_pdata),
+ OF_DEV_AUXDATA("nokia,n900-rom-rng", 0, NULL, rx51_secure_rng_call),
/* McBSP modules with sidetone core */
#if IS_ENABLED(CONFIG_SND_SOC_OMAP_MCBSP)
OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49022000, "49022000.mcbsp", &mcbsp_pdata),
diff --git a/arch/powerpc/include/asm/archrandom.h b/arch/powerpc/include/asm/archrandom.h
index 9c63b596e6ce..a09595f00cab 100644
--- a/arch/powerpc/include/asm/archrandom.h
+++ b/arch/powerpc/include/asm/archrandom.h
@@ -28,7 +28,7 @@ static inline int arch_get_random_seed_int(unsigned int *v)
unsigned long val;
int rc;

- rc = arch_get_random_long(&val);
+ rc = arch_get_random_seed_long(&val);
if (rc)
*v = val;

diff --git a/arch/powerpc/include/asm/security_features.h b/arch/powerpc/include/asm/security_features.h
index ccf44c135389..7c05e95a5c44 100644
--- a/arch/powerpc/include/asm/security_features.h
+++ b/arch/powerpc/include/asm/security_features.h
@@ -9,7 +9,7 @@
#define _ASM_POWERPC_SECURITY_FEATURES_H


-extern unsigned long powerpc_security_features;
+extern u64 powerpc_security_features;
extern bool rfi_flush;

/* These are bit flags */
@@ -24,17 +24,17 @@ void setup_stf_barrier(void);
void do_stf_barrier_fixups(enum stf_barrier_type types);
void setup_count_cache_flush(void);

-static inline void security_ftr_set(unsigned long feature)
+static inline void security_ftr_set(u64 feature)
{
powerpc_security_features |= feature;
}

-static inline void security_ftr_clear(unsigned long feature)
+static inline void security_ftr_clear(u64 feature)
{
powerpc_security_features &= ~feature;
}

-static inline bool security_ftr_enabled(unsigned long feature)
+static inline bool security_ftr_enabled(u64 feature)
{
return !!(powerpc_security_features & feature);
}
diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S
index adf0505dbe02..519d49547e2f 100644
--- a/arch/powerpc/kernel/head_fsl_booke.S
+++ b/arch/powerpc/kernel/head_fsl_booke.S
@@ -238,6 +238,9 @@ set_ivor:

bl early_init

+#ifdef CONFIG_KASAN
+ bl kasan_early_init
+#endif
#ifdef CONFIG_RELOCATABLE
mr r3,r30
mr r4,r31
@@ -264,9 +267,6 @@ set_ivor:
/*
* Decide what sort of machine this is and initialize the MMU.
*/
-#ifdef CONFIG_KASAN
- bl kasan_early_init
-#endif
mr r3,r30
mr r4,r31
bl machine_init
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 100f1b57ec2f..eba9d4ee4baf 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -1053,7 +1053,7 @@ static const struct ibm_arch_vec ibm_architecture_vec_template __initconst = {
.reserved2 = 0,
.reserved3 = 0,
.subprocessors = 1,
- .byte22 = OV5_FEAT(OV5_DRMEM_V2),
+ .byte22 = OV5_FEAT(OV5_DRMEM_V2) | OV5_FEAT(OV5_DRC_INFO),
.intarch = 0,
.mmu = 0,
.hash_ext = 0,
diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c
index d341b464f23c..1740a66cea84 100644
--- a/arch/powerpc/kernel/security.c
+++ b/arch/powerpc/kernel/security.c
@@ -16,7 +16,7 @@
#include <asm/setup.h>


-unsigned long powerpc_security_features __read_mostly = SEC_FTR_DEFAULT;
+u64 powerpc_security_features __read_mostly = SEC_FTR_DEFAULT;

enum count_cache_flush_type {
COUNT_CACHE_FLUSH_NONE = 0x1,
@@ -109,7 +109,7 @@ device_initcall(barrier_nospec_debugfs_init);
static __init int security_feature_debugfs_init(void)
{
debugfs_create_x64("security_features", 0400, powerpc_debugfs_root,
- (u64 *)&powerpc_security_features);
+ &powerpc_security_features);
return 0;
}
device_initcall(security_feature_debugfs_init);
diff --git a/block/bio-integrity.c b/block/bio-integrity.c
index fb95dbb21dd8..bf62c25cde8f 100644
--- a/block/bio-integrity.c
+++ b/block/bio-integrity.c
@@ -87,7 +87,7 @@ EXPORT_SYMBOL(bio_integrity_alloc);
* Description: Used to free the integrity portion of a bio. Usually
* called from bio_free().
*/
-static void bio_integrity_free(struct bio *bio)
+void bio_integrity_free(struct bio *bio)
{
struct bio_integrity_payload *bip = bio_integrity(bio);
struct bio_set *bs = bio->bi_pool;
diff --git a/block/bio.c b/block/bio.c
index 906da3581a3e..94d697217887 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -233,6 +233,9 @@ struct bio_vec *bvec_alloc(gfp_t gfp_mask, int nr, unsigned long *idx,
void bio_uninit(struct bio *bio)
{
bio_disassociate_blkg(bio);
+
+ if (bio_integrity(bio))
+ bio_integrity_free(bio);
}
EXPORT_SYMBOL(bio_uninit);

diff --git a/block/blk.h b/block/blk.h
index ffea1691470e..ee3d5664d962 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -122,6 +122,7 @@ static inline void blk_rq_bio_prep(struct request *rq, struct bio *bio,
#ifdef CONFIG_BLK_DEV_INTEGRITY
void blk_flush_integrity(void);
bool __bio_integrity_endio(struct bio *);
+void bio_integrity_free(struct bio *bio);
static inline bool bio_integrity_endio(struct bio *bio)
{
if (bio_integrity(bio))
@@ -167,6 +168,9 @@ static inline bool bio_integrity_endio(struct bio *bio)
{
return true;
}
+static inline void bio_integrity_free(struct bio *bio)
+{
+}
#endif /* CONFIG_BLK_DEV_INTEGRITY */

unsigned long blk_rq_timeout(unsigned long timeout);
diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c
index 00ec4f2bf015..c05050f474cd 100644
--- a/drivers/acpi/acpi_platform.c
+++ b/drivers/acpi/acpi_platform.c
@@ -31,6 +31,44 @@ static const struct acpi_device_id forbidden_id_list[] = {
{"", 0},
};

+static struct platform_device *acpi_platform_device_find_by_companion(struct acpi_device *adev)
+{
+ struct device *dev;
+
+ dev = bus_find_device_by_acpi_dev(&platform_bus_type, adev);
+ return dev ? to_platform_device(dev) : NULL;
+}
+
+static int acpi_platform_device_remove_notify(struct notifier_block *nb,
+ unsigned long value, void *arg)
+{
+ struct acpi_device *adev = arg;
+ struct platform_device *pdev;
+
+ switch (value) {
+ case ACPI_RECONFIG_DEVICE_ADD:
+ /* Nothing to do here */
+ break;
+ case ACPI_RECONFIG_DEVICE_REMOVE:
+ if (!acpi_device_enumerated(adev))
+ break;
+
+ pdev = acpi_platform_device_find_by_companion(adev);
+ if (!pdev)
+ break;
+
+ platform_device_unregister(pdev);
+ put_device(&pdev->dev);
+ break;
+ }
+
+ return NOTIFY_OK;
+}
+
+static struct notifier_block acpi_platform_notifier = {
+ .notifier_call = acpi_platform_device_remove_notify,
+};
+
static void acpi_platform_fill_resource(struct acpi_device *adev,
const struct resource *src, struct resource *dest)
{
@@ -130,3 +168,8 @@ struct platform_device *acpi_create_platform_device(struct acpi_device *adev,
return pdev;
}
EXPORT_SYMBOL_GPL(acpi_create_platform_device);
+
+void __init acpi_platform_init(void)
+{
+ acpi_reconfig_notifier_register(&acpi_platform_notifier);
+}
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index aad6be5c0af0..915650bf519f 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -2174,6 +2174,7 @@ int __init acpi_scan_init(void)
acpi_pci_root_init();
acpi_pci_link_init();
acpi_processor_init();
+ acpi_platform_init();
acpi_lpss_init();
acpi_apd_init();
acpi_cmos_rtc_init();
diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c
index a1f3f0994f9f..d5b4905e2adb 100644
--- a/drivers/base/swnode.c
+++ b/drivers/base/swnode.c
@@ -520,7 +520,10 @@ software_node_get_parent(const struct fwnode_handle *fwnode)
{
struct swnode *swnode = to_swnode(fwnode);

- return swnode ? (swnode->parent ? &swnode->parent->fwnode : NULL) : NULL;
+ if (!swnode || !swnode->parent)
+ return NULL;
+
+ return fwnode_handle_get(&swnode->parent->fwnode);
}

static struct fwnode_handle *
diff --git a/drivers/char/hw_random/omap3-rom-rng.c b/drivers/char/hw_random/omap3-rom-rng.c
index 648e39ce6bd9..8df3cad7c97a 100644
--- a/drivers/char/hw_random/omap3-rom-rng.c
+++ b/drivers/char/hw_random/omap3-rom-rng.c
@@ -20,6 +20,8 @@
#include <linux/workqueue.h>
#include <linux/clk.h>
#include <linux/err.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
#include <linux/platform_device.h>

#define RNG_RESET 0x01
@@ -86,14 +88,18 @@ static int omap3_rom_rng_read(struct hwrng *rng, void *data, size_t max, bool w)

static struct hwrng omap3_rom_rng_ops = {
.name = "omap3-rom",
- .read = omap3_rom_rng_read,
};

static int omap3_rom_rng_probe(struct platform_device *pdev)
{
int ret = 0;

- pr_info("initializing\n");
+ omap3_rom_rng_ops.read = of_device_get_match_data(&pdev->dev);
+ if (!omap3_rom_rng_ops.read) {
+ dev_err(&pdev->dev, "missing rom code handler\n");
+
+ return -ENODEV;
+ }

omap3_rom_rng_call = pdev->dev.platform_data;
if (!omap3_rom_rng_call) {
@@ -126,9 +132,16 @@ static int omap3_rom_rng_remove(struct platform_device *pdev)
return 0;
}

+static const struct of_device_id omap_rom_rng_match[] = {
+ { .compatible = "nokia,n900-rom-rng", .data = omap3_rom_rng_read, },
+ { /* sentinel */ },
+};
+MODULE_DEVICE_TABLE(of, omap_rom_rng_match);
+
static struct platform_driver omap3_rom_rng_driver = {
.driver = {
.name = "omap3-rom-rng",
+ .of_match_table = omap_rom_rng_match,
},
.probe = omap3_rom_rng_probe,
.remove = omap3_rom_rng_remove,
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 3c8a559506e8..0b6e7f8d9729 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -3039,8 +3039,11 @@ static int __ipmi_bmc_register(struct ipmi_smi *intf,
bmc->pdev.name = "ipmi_bmc";

rv = ida_simple_get(&ipmi_bmc_ida, 0, 0, GFP_KERNEL);
- if (rv < 0)
+ if (rv < 0) {
+ kfree(bmc);
goto out;
+ }
+
bmc->pdev.dev.driver = &ipmidriver.driver;
bmc->pdev.id = rv;
bmc->pdev.dev.release = release_bmc_device;
diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index 8eabf7b20101..7316312935c8 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig
@@ -333,6 +333,7 @@ config CRYPTO_DEV_PPC4XX
depends on PPC && 4xx
select CRYPTO_HASH
select CRYPTO_AEAD
+ select CRYPTO_AES
select CRYPTO_LIB_AES
select CRYPTO_CCM
select CRYPTO_CTR
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c
index 1369c5fa3087..07df012893bb 100644
--- a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c
+++ b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c
@@ -175,7 +175,7 @@ static int sun4i_hash(struct ahash_request *areq)
*/
unsigned int i = 0, end, fill, min_fill, nwait, nbw = 0, j = 0, todo;
unsigned int in_i = 0;
- u32 spaces, rx_cnt = SS_RX_DEFAULT, bf[32] = {0}, wb = 0, v, ivmode = 0;
+ u32 spaces, rx_cnt = SS_RX_DEFAULT, bf[32] = {0}, v, ivmode = 0;
struct sun4i_req_ctx *op = ahash_request_ctx(areq);
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
struct sun4i_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
@@ -184,6 +184,7 @@ static int sun4i_hash(struct ahash_request *areq)
struct sg_mapping_iter mi;
int in_r, err = 0;
size_t copied = 0;
+ __le32 wb = 0;

dev_dbg(ss->dev, "%s %s bc=%llu len=%u mode=%x wl=%u h0=%0x",
__func__, crypto_tfm_alg_name(areq->base.tfm),
@@ -395,7 +396,7 @@ static int sun4i_hash(struct ahash_request *areq)

nbw = op->len - 4 * nwait;
if (nbw) {
- wb = *(u32 *)(op->buf + nwait * 4);
+ wb = cpu_to_le32(*(u32 *)(op->buf + nwait * 4));
wb &= GENMASK((nbw * 8) - 1, 0);

op->byte_count += nbw;
@@ -404,7 +405,7 @@ static int sun4i_hash(struct ahash_request *areq)

/* write the remaining bytes of the nbw buffer */
wb |= ((1 << 7) << (nbw * 8));
- bf[j++] = wb;
+ bf[j++] = le32_to_cpu(wb);

/*
* number of space to pad to obtain 64o minus 8(size) minus 4 (final 1)
@@ -423,13 +424,13 @@ static int sun4i_hash(struct ahash_request *areq)

/* write the length of data */
if (op->mode == SS_OP_SHA1) {
- __be64 bits = cpu_to_be64(op->byte_count << 3);
- bf[j++] = lower_32_bits(bits);
- bf[j++] = upper_32_bits(bits);
+ __be64 *bits = (__be64 *)&bf[j];
+ *bits = cpu_to_be64(op->byte_count << 3);
+ j += 2;
} else {
- __le64 bits = op->byte_count << 3;
- bf[j++] = lower_32_bits(bits);
- bf[j++] = upper_32_bits(bits);
+ __le64 *bits = (__le64 *)&bf[j];
+ *bits = cpu_to_le64(op->byte_count << 3);
+ j += 2;
}
writesl(ss->base + SS_RXFIFO, bf, j);

@@ -471,7 +472,7 @@ static int sun4i_hash(struct ahash_request *areq)
}
} else {
for (i = 0; i < 4; i++) {
- v = readl(ss->base + SS_MD0 + i * 4);
+ v = cpu_to_le32(readl(ss->base + SS_MD0 + i * 4));
memcpy(areq->result + i * 4, &v, 4);
}
}
diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c
index ba7c4f07fcd6..80b780e49971 100644
--- a/drivers/dma/ti/edma.c
+++ b/drivers/dma/ti/edma.c
@@ -2403,8 +2403,10 @@ static int edma_probe(struct platform_device *pdev)

ecc->tc_list = devm_kcalloc(dev, ecc->num_tc,
sizeof(*ecc->tc_list), GFP_KERNEL);
- if (!ecc->tc_list)
- return -ENOMEM;
+ if (!ecc->tc_list) {
+ ret = -ENOMEM;
+ goto err_reg1;
+ }

for (i = 0;; i++) {
ret = of_parse_phandle_with_fixed_args(node, "ti,tptcs",
diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c
index 4a8012e3cb8c..601af4edad5e 100644
--- a/drivers/firmware/arm_scmi/perf.c
+++ b/drivers/firmware/arm_scmi/perf.c
@@ -323,7 +323,7 @@ static void scmi_perf_fc_ring_db(struct scmi_fc_db_info *db)

if (db->mask)
val = ioread64_hi_lo(db->addr) & db->mask;
- iowrite64_hi_lo(db->set, db->addr);
+ iowrite64_hi_lo(db->set | val, db->addr);
}
#endif
}
diff --git a/drivers/firmware/imx/imx-dsp.c b/drivers/firmware/imx/imx-dsp.c
index a43d2db5cbdb..4265e9dbed84 100644
--- a/drivers/firmware/imx/imx-dsp.c
+++ b/drivers/firmware/imx/imx-dsp.c
@@ -114,7 +114,7 @@ static int imx_dsp_probe(struct platform_device *pdev)

dev_info(dev, "NXP i.MX DSP IPC initialized\n");

- return devm_of_platform_populate(dev);
+ return 0;
out:
kfree(chan_name);
for (j = 0; j < i; j++) {
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index 43ffec3a6fbb..7ee5b7f53aeb 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -909,16 +909,13 @@ int of_gpiochip_add(struct gpio_chip *chip)
of_node_get(chip->of_node);

ret = of_gpiochip_scan_gpios(chip);
- if (ret) {
+ if (ret)
of_node_put(chip->of_node);
- gpiochip_remove_pin_ranges(chip);
- }

return ret;
}

void of_gpiochip_remove(struct gpio_chip *chip)
{
- gpiochip_remove_pin_ranges(chip);
of_node_put(chip->of_node);
}
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 3d9524a2abc4..2476306e7030 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1452,6 +1452,7 @@ int gpiochip_add_data_with_key(struct gpio_chip *chip, void *data,
gpiochip_free_hogs(chip);
of_gpiochip_remove(chip);
err_free_gpiochip_mask:
+ gpiochip_remove_pin_ranges(chip);
gpiochip_free_valid_mask(chip);
err_remove_from_list:
spin_lock_irqsave(&gpio_lock, flags);
@@ -1507,8 +1508,8 @@ void gpiochip_remove(struct gpio_chip *chip)
gdev->chip = NULL;
gpiochip_irqchip_remove(chip);
acpi_gpiochip_remove(chip);
- gpiochip_remove_pin_ranges(chip);
of_gpiochip_remove(chip);
+ gpiochip_remove_pin_ranges(chip);
gpiochip_free_valid_mask(chip);
/*
* We accept no more calls into the driver from this point, so
diff --git a/drivers/gpio/sgpio-aspeed.c b/drivers/gpio/sgpio-aspeed.c
index 7e99860ca447..8319812593e3 100644
--- a/drivers/gpio/sgpio-aspeed.c
+++ b/drivers/gpio/sgpio-aspeed.c
@@ -107,7 +107,7 @@ static void __iomem *bank_reg(struct aspeed_sgpio *gpio,
return gpio->base + bank->irq_regs + GPIO_IRQ_STATUS;
default:
/* acturally if code runs to here, it's an error case */
- BUG_ON(1);
+ BUG();
}
}

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
index 395c2259f979..9d778a0b2c5e 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
@@ -423,7 +423,6 @@ static void vcn_v2_5_mc_resume(struct amdgpu_device *adev)
* vcn_v2_5_disable_clock_gating - disable VCN clock gating
*
* @adev: amdgpu_device pointer
- * @sw: enable SW clock gating
*
* Disable clock gating for VCN block
*/
@@ -542,7 +541,6 @@ static void vcn_v2_5_disable_clock_gating(struct amdgpu_device *adev)
* vcn_v2_5_enable_clock_gating - enable VCN clock gating
*
* @adev: amdgpu_device pointer
- * @sw: enable SW clock gating
*
* Enable clock gating for VCN block
*/
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index fa8ad7db2b3a..d306cc711997 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -1421,6 +1421,7 @@ static int pp_get_asic_baco_capability(void *handle, bool *cap)
{
struct pp_hwmgr *hwmgr = handle;

+ *cap = false;
if (!hwmgr)
return -EINVAL;

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index e41fd94ae5a9..b3d2b91575cb 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -2094,8 +2094,7 @@ int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
ext_data.fpriv = file->driver_priv;
if (client_is_banned(ext_data.fpriv)) {
DRM_DEBUG("client %s[%d] banned from creating ctx\n",
- current->comm,
- pid_nr(get_task_pid(current, PIDTYPE_PID)));
+ current->comm, task_pid_nr(current));
return -EIO;
}

diff --git a/drivers/gpu/drm/panel/panel-lvds.c b/drivers/gpu/drm/panel/panel-lvds.c
index ad47cc95459e..bf5fcc3e5379 100644
--- a/drivers/gpu/drm/panel/panel-lvds.c
+++ b/drivers/gpu/drm/panel/panel-lvds.c
@@ -197,7 +197,6 @@ static int panel_lvds_parse_dt(struct panel_lvds *lvds)
static int panel_lvds_probe(struct platform_device *pdev)
{
struct panel_lvds *lvds;
- struct device_node *np;
int ret;

lvds = devm_kzalloc(&pdev->dev, sizeof(*lvds), GFP_KERNEL);
@@ -243,14 +242,9 @@ static int panel_lvds_probe(struct platform_device *pdev)
return ret;
}

- np = of_parse_phandle(lvds->dev->of_node, "backlight", 0);
- if (np) {
- lvds->backlight = of_find_backlight_by_node(np);
- of_node_put(np);
-
- if (!lvds->backlight)
- return -EPROBE_DEFER;
- }
+ lvds->backlight = devm_of_find_backlight(lvds->dev);
+ if (IS_ERR(lvds->backlight))
+ return PTR_ERR(lvds->backlight);

/*
* TODO: Handle all power supplies specified in the DT node in a generic
@@ -266,14 +260,10 @@ static int panel_lvds_probe(struct platform_device *pdev)

ret = drm_panel_add(&lvds->panel);
if (ret < 0)
- goto error;
+ return ret;

dev_set_drvdata(lvds->dev, lvds);
return 0;
-
-error:
- put_device(&lvds->backlight->dev);
- return ret;
}

static int panel_lvds_remove(struct platform_device *pdev)
@@ -284,9 +274,6 @@ static int panel_lvds_remove(struct platform_device *pdev)

panel_lvds_disable(&lvds->panel);

- if (lvds->backlight)
- put_device(&lvds->backlight->dev);
-
return 0;
}

diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index 12ff77dacc95..c1eb8cfe6aeb 100644
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -53,8 +53,10 @@ static int panfrost_devfreq_target(struct device *dev, unsigned long *freq,
if (err) {
dev_err(dev, "Cannot set frequency %lu (%d)\n", target_rate,
err);
- regulator_set_voltage(pfdev->regulator, pfdev->devfreq.cur_volt,
- pfdev->devfreq.cur_volt);
+ if (pfdev->regulator)
+ regulator_set_voltage(pfdev->regulator,
+ pfdev->devfreq.cur_volt,
+ pfdev->devfreq.cur_volt);
return err;
}

diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index 62eab82a64f9..897442754fd0 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -6969,8 +6969,8 @@ static int cik_irq_init(struct radeon_device *rdev)
}

/* setup interrupt control */
- /* XXX this should actually be a bus address, not an MC address. same on older asics */
- WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
+ /* set dummy read address to dummy page address */
+ WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
interrupt_cntl = RREG32(INTERRUPT_CNTL);
/* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
* IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index e937cc01910d..033bc466a862 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -3696,8 +3696,8 @@ int r600_irq_init(struct radeon_device *rdev)
}

/* setup interrupt control */
- /* set dummy read address to ring address */
- WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
+ /* set dummy read address to dummy page address */
+ WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
interrupt_cntl = RREG32(INTERRUPT_CNTL);
/* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
* IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 05894d198a79..1d8efb0eefdb 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -5997,8 +5997,8 @@ static int si_irq_init(struct radeon_device *rdev)
}

/* setup interrupt control */
- /* set dummy read address to ring address */
- WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
+ /* set dummy read address to dummy page address */
+ WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
interrupt_cntl = RREG32(INTERRUPT_CNTL);
/* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
* IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
diff --git a/drivers/gpu/drm/rcar-du/rcar_lvds.c b/drivers/gpu/drm/rcar-du/rcar_lvds.c
index 3fc7e6899cab..50c11a7f0467 100644
--- a/drivers/gpu/drm/rcar-du/rcar_lvds.c
+++ b/drivers/gpu/drm/rcar-du/rcar_lvds.c
@@ -16,6 +16,7 @@
#include <linux/of_graph.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
+#include <linux/sys_soc.h>

#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
@@ -842,8 +843,23 @@ static int rcar_lvds_get_clocks(struct rcar_lvds *lvds)
return 0;
}

+static const struct rcar_lvds_device_info rcar_lvds_r8a7790es1_info = {
+ .gen = 2,
+ .quirks = RCAR_LVDS_QUIRK_LANES,
+ .pll_setup = rcar_lvds_pll_setup_gen2,
+};
+
+static const struct soc_device_attribute lvds_quirk_matches[] = {
+ {
+ .soc_id = "r8a7790", .revision = "ES1.*",
+ .data = &rcar_lvds_r8a7790es1_info,
+ },
+ { /* sentinel */ }
+};
+
static int rcar_lvds_probe(struct platform_device *pdev)
{
+ const struct soc_device_attribute *attr;
struct rcar_lvds *lvds;
struct resource *mem;
int ret;
@@ -857,6 +873,10 @@ static int rcar_lvds_probe(struct platform_device *pdev)
lvds->dev = &pdev->dev;
lvds->info = of_device_get_match_data(&pdev->dev);

+ attr = soc_device_match(lvds_quirk_matches);
+ if (attr)
+ lvds->info = attr->data;
+
ret = rcar_lvds_parse_dt(lvds);
if (ret < 0)
return ret;
@@ -893,12 +913,6 @@ static const struct rcar_lvds_device_info rcar_lvds_gen2_info = {
.pll_setup = rcar_lvds_pll_setup_gen2,
};

-static const struct rcar_lvds_device_info rcar_lvds_r8a7790_info = {
- .gen = 2,
- .quirks = RCAR_LVDS_QUIRK_LANES,
- .pll_setup = rcar_lvds_pll_setup_gen2,
-};
-
static const struct rcar_lvds_device_info rcar_lvds_gen3_info = {
.gen = 3,
.quirks = RCAR_LVDS_QUIRK_PWD,
@@ -930,7 +944,7 @@ static const struct of_device_id rcar_lvds_of_table[] = {
{ .compatible = "renesas,r8a7744-lvds", .data = &rcar_lvds_gen2_info },
{ .compatible = "renesas,r8a774a1-lvds", .data = &rcar_lvds_gen3_info },
{ .compatible = "renesas,r8a774c0-lvds", .data = &rcar_lvds_r8a77990_info },
- { .compatible = "renesas,r8a7790-lvds", .data = &rcar_lvds_r8a7790_info },
+ { .compatible = "renesas,r8a7790-lvds", .data = &rcar_lvds_gen2_info },
{ .compatible = "renesas,r8a7791-lvds", .data = &rcar_lvds_gen2_info },
{ .compatible = "renesas,r8a7793-lvds", .data = &rcar_lvds_gen2_info },
{ .compatible = "renesas,r8a7795-lvds", .data = &rcar_lvds_gen3_info },
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 613404f86668..84e3decb17b1 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -1040,10 +1040,41 @@ static bool vop_crtc_mode_fixup(struct drm_crtc *crtc,
struct drm_display_mode *adjusted_mode)
{
struct vop *vop = to_vop(crtc);
+ unsigned long rate;

- adjusted_mode->clock =
- DIV_ROUND_UP(clk_round_rate(vop->dclk,
- adjusted_mode->clock * 1000), 1000);
+ /*
+ * Clock craziness.
+ *
+ * Key points:
+ *
+ * - DRM works in in kHz.
+ * - Clock framework works in Hz.
+ * - Rockchip's clock driver picks the clock rate that is the
+ * same _OR LOWER_ than the one requested.
+ *
+ * Action plan:
+ *
+ * 1. When DRM gives us a mode, we should add 999 Hz to it. That way
+ * if the clock we need is 60000001 Hz (~60 MHz) and DRM tells us to
+ * make 60000 kHz then the clock framework will actually give us
+ * the right clock.
+ *
+ * NOTE: if the PLL (maybe through a divider) could actually make
+ * a clock rate 999 Hz higher instead of the one we want then this
+ * could be a problem. Unfortunately there's not much we can do
+ * since it's baked into DRM to use kHz. It shouldn't matter in
+ * practice since Rockchip PLLs are controlled by tables and
+ * even if there is a divider in the middle I wouldn't expect PLL
+ * rates in the table that are just a few kHz different.
+ *
+ * 2. Get the clock framework to round the rate for us to tell us
+ * what it will actually make.
+ *
+ * 3. Store the rounded up rate so that we don't need to worry about
+ * this in the actual clk_set_rate().
+ */
+ rate = clk_round_rate(vop->dclk, adjusted_mode->clock * 1000 + 999);
+ adjusted_mode->clock = DIV_ROUND_UP(rate, 1000);

return true;
}
diff --git a/drivers/i2c/busses/i2c-stm32.c b/drivers/i2c/busses/i2c-stm32.c
index 07d5dfce68d4..1da347e6a358 100644
--- a/drivers/i2c/busses/i2c-stm32.c
+++ b/drivers/i2c/busses/i2c-stm32.c
@@ -20,13 +20,13 @@ struct stm32_i2c_dma *stm32_i2c_dma_request(struct device *dev,

dma = devm_kzalloc(dev, sizeof(*dma), GFP_KERNEL);
if (!dma)
- return NULL;
+ return ERR_PTR(-ENOMEM);

/* Request and configure I2C TX dma channel */
- dma->chan_tx = dma_request_slave_channel(dev, "tx");
- if (!dma->chan_tx) {
+ dma->chan_tx = dma_request_chan(dev, "tx");
+ if (IS_ERR(dma->chan_tx)) {
dev_dbg(dev, "can't request DMA tx channel\n");
- ret = -EINVAL;
+ ret = PTR_ERR(dma->chan_tx);
goto fail_al;
}

@@ -42,10 +42,10 @@ struct stm32_i2c_dma *stm32_i2c_dma_request(struct device *dev,
}

/* Request and configure I2C RX dma channel */
- dma->chan_rx = dma_request_slave_channel(dev, "rx");
- if (!dma->chan_rx) {
+ dma->chan_rx = dma_request_chan(dev, "rx");
+ if (IS_ERR(dma->chan_rx)) {
dev_err(dev, "can't request DMA rx channel\n");
- ret = -EINVAL;
+ ret = PTR_ERR(dma->chan_rx);
goto fail_tx;
}

@@ -75,7 +75,7 @@ struct stm32_i2c_dma *stm32_i2c_dma_request(struct device *dev,
devm_kfree(dev, dma);
dev_info(dev, "can't use DMA\n");

- return NULL;
+ return ERR_PTR(ret);
}

void stm32_i2c_dma_free(struct stm32_i2c_dma *dma)
diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
index 84cfed17ff4f..b2634afe066d 100644
--- a/drivers/i2c/busses/i2c-stm32f7.c
+++ b/drivers/i2c/busses/i2c-stm32f7.c
@@ -1267,8 +1267,8 @@ static int stm32f7_i2c_get_free_slave_id(struct stm32f7_i2c_dev *i2c_dev,
* slave[0] supports 7-bit and 10-bit slave address
* slave[1] supports 7-bit slave address only
*/
- for (i = 0; i < STM32F7_I2C_MAX_SLAVE; i++) {
- if (i == 1 && (slave->flags & I2C_CLIENT_PEC))
+ for (i = STM32F7_I2C_MAX_SLAVE - 1; i >= 0; i--) {
+ if (i == 1 && (slave->flags & I2C_CLIENT_TEN))
continue;
if (!i2c_dev->slave[i]) {
*id = i;
@@ -1955,6 +1955,15 @@ static int stm32f7_i2c_probe(struct platform_device *pdev)
i2c_dev->dma = stm32_i2c_dma_request(i2c_dev->dev, phy_addr,
STM32F7_I2C_TXDR,
STM32F7_I2C_RXDR);
+ if (PTR_ERR(i2c_dev->dma) == -ENODEV)
+ i2c_dev->dma = NULL;
+ else if (IS_ERR(i2c_dev->dma)) {
+ ret = PTR_ERR(i2c_dev->dma);
+ if (ret != -EPROBE_DEFER)
+ dev_err(&pdev->dev,
+ "Failed to request dma error %i\n", ret);
+ goto clk_free;
+ }

platform_set_drvdata(pdev, i2c_dev);

diff --git a/drivers/leds/leds-tlc591xx.c b/drivers/leds/leds-tlc591xx.c
index 59ff088c7d75..9feaec3c8329 100644
--- a/drivers/leds/leds-tlc591xx.c
+++ b/drivers/leds/leds-tlc591xx.c
@@ -13,6 +13,7 @@
#include <linux/slab.h>

#define TLC591XX_MAX_LEDS 16
+#define TLC591XX_MAX_BRIGHTNESS 256

#define TLC591XX_REG_MODE1 0x00
#define MODE1_RESPON_ADDR_MASK 0xF0
@@ -112,11 +113,11 @@ tlc591xx_brightness_set(struct led_classdev *led_cdev,
struct tlc591xx_priv *priv = led->priv;
int err;

- switch (brightness) {
+ switch ((int)brightness) {
case 0:
err = tlc591xx_set_ledout(priv, led, LEDOUT_OFF);
break;
- case LED_FULL:
+ case TLC591XX_MAX_BRIGHTNESS:
err = tlc591xx_set_ledout(priv, led, LEDOUT_ON);
break;
default:
@@ -157,7 +158,7 @@ tlc591xx_configure(struct device *dev,
led->priv = priv;
led->led_no = i;
led->ldev.brightness_set_blocking = tlc591xx_brightness_set;
- led->ldev.max_brightness = LED_FULL;
+ led->ldev.max_brightness = TLC591XX_MAX_BRIGHTNESS;
err = led_classdev_register(dev, &led->ldev);
if (err < 0) {
dev_err(dev, "couldn't register LED %s\n",
diff --git a/drivers/mfd/intel-lpss-pci.c b/drivers/mfd/intel-lpss-pci.c
index 9355db29d2f9..1767f30a1676 100644
--- a/drivers/mfd/intel-lpss-pci.c
+++ b/drivers/mfd/intel-lpss-pci.c
@@ -122,6 +122,18 @@ static const struct intel_lpss_platform_info apl_i2c_info = {
.properties = apl_i2c_properties,
};

+static struct property_entry glk_i2c_properties[] = {
+ PROPERTY_ENTRY_U32("i2c-sda-hold-time-ns", 313),
+ PROPERTY_ENTRY_U32("i2c-sda-falling-time-ns", 171),
+ PROPERTY_ENTRY_U32("i2c-scl-falling-time-ns", 290),
+ { },
+};
+
+static const struct intel_lpss_platform_info glk_i2c_info = {
+ .clk_rate = 133000000,
+ .properties = glk_i2c_properties,
+};
+
static const struct intel_lpss_platform_info cnl_i2c_info = {
.clk_rate = 216000000,
.properties = spt_i2c_properties,
@@ -174,14 +186,14 @@ static const struct pci_device_id intel_lpss_pci_ids[] = {
{ PCI_VDEVICE(INTEL, 0x1ac6), (kernel_ulong_t)&bxt_info },
{ PCI_VDEVICE(INTEL, 0x1aee), (kernel_ulong_t)&bxt_uart_info },
/* GLK */
- { PCI_VDEVICE(INTEL, 0x31ac), (kernel_ulong_t)&bxt_i2c_info },
- { PCI_VDEVICE(INTEL, 0x31ae), (kernel_ulong_t)&bxt_i2c_info },
- { PCI_VDEVICE(INTEL, 0x31b0), (kernel_ulong_t)&bxt_i2c_info },
- { PCI_VDEVICE(INTEL, 0x31b2), (kernel_ulong_t)&bxt_i2c_info },
- { PCI_VDEVICE(INTEL, 0x31b4), (kernel_ulong_t)&bxt_i2c_info },
- { PCI_VDEVICE(INTEL, 0x31b6), (kernel_ulong_t)&bxt_i2c_info },
- { PCI_VDEVICE(INTEL, 0x31b8), (kernel_ulong_t)&bxt_i2c_info },
- { PCI_VDEVICE(INTEL, 0x31ba), (kernel_ulong_t)&bxt_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x31ac), (kernel_ulong_t)&glk_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x31ae), (kernel_ulong_t)&glk_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x31b0), (kernel_ulong_t)&glk_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x31b2), (kernel_ulong_t)&glk_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x31b4), (kernel_ulong_t)&glk_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x31b6), (kernel_ulong_t)&glk_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x31b8), (kernel_ulong_t)&glk_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x31ba), (kernel_ulong_t)&glk_i2c_info },
{ PCI_VDEVICE(INTEL, 0x31bc), (kernel_ulong_t)&bxt_uart_info },
{ PCI_VDEVICE(INTEL, 0x31be), (kernel_ulong_t)&bxt_uart_info },
{ PCI_VDEVICE(INTEL, 0x31c0), (kernel_ulong_t)&bxt_uart_info },
diff --git a/drivers/mmc/core/quirks.h b/drivers/mmc/core/quirks.h
index 2d2d9ea8be4f..3dba15bccce2 100644
--- a/drivers/mmc/core/quirks.h
+++ b/drivers/mmc/core/quirks.h
@@ -119,7 +119,14 @@ static const struct mmc_fixup mmc_ext_csd_fixups[] = {
END_FIXUP
};

+
static const struct mmc_fixup sdio_fixup_methods[] = {
+ SDIO_FIXUP(SDIO_VENDOR_ID_TI_WL1251, SDIO_DEVICE_ID_TI_WL1251,
+ add_quirk, MMC_QUIRK_NONSTD_FUNC_IF),
+
+ SDIO_FIXUP(SDIO_VENDOR_ID_TI_WL1251, SDIO_DEVICE_ID_TI_WL1251,
+ add_quirk, MMC_QUIRK_DISABLE_CD),
+
SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271,
add_quirk, MMC_QUIRK_NONSTD_FUNC_IF),

diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
index b4b82b9c5cd6..fcbe01f61aa4 100644
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
@@ -1600,13 +1600,15 @@ static int dpaa_eth_refill_bpools(struct dpaa_priv *priv)
* Skb freeing is not handled here.
*
* This function may be called on error paths in the Tx function, so guard
- * against cases when not all fd relevant fields were filled in.
+ * against cases when not all fd relevant fields were filled in. To avoid
+ * reading the invalid transmission timestamp for the error paths set ts to
+ * false.
*
* Return the skb backpointer, since for S/G frames the buffer containing it
* gets freed here.
*/
static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv,
- const struct qm_fd *fd)
+ const struct qm_fd *fd, bool ts)
{
const enum dma_data_direction dma_dir = DMA_TO_DEVICE;
struct device *dev = priv->net_dev->dev.parent;
@@ -1620,18 +1622,6 @@ static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv,
skbh = (struct sk_buff **)phys_to_virt(addr);
skb = *skbh;

- if (priv->tx_tstamp && skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) {
- memset(&shhwtstamps, 0, sizeof(shhwtstamps));
-
- if (!fman_port_get_tstamp(priv->mac_dev->port[TX], (void *)skbh,
- &ns)) {
- shhwtstamps.hwtstamp = ns_to_ktime(ns);
- skb_tstamp_tx(skb, &shhwtstamps);
- } else {
- dev_warn(dev, "fman_port_get_tstamp failed!\n");
- }
- }
-
if (unlikely(qm_fd_get_format(fd) == qm_fd_sg)) {
nr_frags = skb_shinfo(skb)->nr_frags;
dma_unmap_single(dev, addr,
@@ -1654,14 +1644,29 @@ static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv,
dma_unmap_page(dev, qm_sg_addr(&sgt[i]),
qm_sg_entry_get_len(&sgt[i]), dma_dir);
}
-
- /* Free the page frag that we allocated on Tx */
- skb_free_frag(phys_to_virt(addr));
} else {
dma_unmap_single(dev, addr,
skb_tail_pointer(skb) - (u8 *)skbh, dma_dir);
}

+ /* DMA unmapping is required before accessing the HW provided info */
+ if (ts && priv->tx_tstamp &&
+ skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) {
+ memset(&shhwtstamps, 0, sizeof(shhwtstamps));
+
+ if (!fman_port_get_tstamp(priv->mac_dev->port[TX], (void *)skbh,
+ &ns)) {
+ shhwtstamps.hwtstamp = ns_to_ktime(ns);
+ skb_tstamp_tx(skb, &shhwtstamps);
+ } else {
+ dev_warn(dev, "fman_port_get_tstamp failed!\n");
+ }
+ }
+
+ if (qm_fd_get_format(fd) == qm_fd_sg)
+ /* Free the page frag that we allocated on Tx */
+ skb_free_frag(phys_to_virt(addr));
+
return skb;
}

@@ -2114,7 +2119,7 @@ dpaa_start_xmit(struct sk_buff *skb, struct net_device *net_dev)
if (likely(dpaa_xmit(priv, percpu_stats, queue_mapping, &fd) == 0))
return NETDEV_TX_OK;

- dpaa_cleanup_tx_fd(priv, &fd);
+ dpaa_cleanup_tx_fd(priv, &fd, false);
skb_to_fd_failed:
enomem:
percpu_stats->tx_errors++;
@@ -2160,7 +2165,7 @@ static void dpaa_tx_error(struct net_device *net_dev,

percpu_priv->stats.tx_errors++;

- skb = dpaa_cleanup_tx_fd(priv, fd);
+ skb = dpaa_cleanup_tx_fd(priv, fd, false);
dev_kfree_skb(skb);
}

@@ -2200,7 +2205,7 @@ static void dpaa_tx_conf(struct net_device *net_dev,

percpu_priv->tx_confirm++;

- skb = dpaa_cleanup_tx_fd(priv, fd);
+ skb = dpaa_cleanup_tx_fd(priv, fd, true);

consume_skb(skb);
}
@@ -2430,7 +2435,7 @@ static void egress_ern(struct qman_portal *portal,
percpu_priv->stats.tx_fifo_errors++;
count_ern(percpu_priv, msg);

- skb = dpaa_cleanup_tx_fd(priv, fd);
+ skb = dpaa_cleanup_tx_fd(priv, fd, false);
dev_kfree_skb_any(skb);
}

diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c
index 0aa1c34019bb..dc9a6c36cac0 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c
@@ -216,7 +216,7 @@ static void dpaa2_eth_get_ethtool_stats(struct net_device *net_dev,
if (err == -EINVAL)
/* Older firmware versions don't support all pages */
memset(&dpni_stats, 0, sizeof(dpni_stats));
- else
+ else if (err)
netdev_warn(net_dev, "dpni_get_stats(%d) failed\n", j);

num_cnt = dpni_stats_page_size[j] / sizeof(u64);
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
index c0637a0cbfe8..e92a00a61755 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
@@ -1873,8 +1873,8 @@ static int ice_vc_get_stats_msg(struct ice_vf *vf, u8 *msg)
enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
struct virtchnl_queue_select *vqs =
(struct virtchnl_queue_select *)msg;
+ struct ice_eth_stats stats = { 0 };
struct ice_pf *pf = vf->pf;
- struct ice_eth_stats stats;
struct ice_vsi *vsi;

if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
@@ -1893,7 +1893,6 @@ static int ice_vc_get_stats_msg(struct ice_vf *vf, u8 *msg)
goto error_param;
}

- memset(&stats, 0, sizeof(struct ice_eth_stats));
ice_update_eth_stats(vsi);

stats = vsi->eth_stats;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 947122c68493..96711e34d248 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -1615,8 +1615,11 @@ static void __mlx5e_tc_del_fdb_peer_flow(struct mlx5e_tc_flow *flow)

flow_flag_clear(flow, DUP);

- mlx5e_tc_del_fdb_flow(flow->peer_flow->priv, flow->peer_flow);
- kfree(flow->peer_flow);
+ if (refcount_dec_and_test(&flow->peer_flow->refcnt)) {
+ mlx5e_tc_del_fdb_flow(flow->peer_flow->priv, flow->peer_flow);
+ kfree(flow->peer_flow);
+ }
+
flow->peer_flow = NULL;
}

diff --git a/drivers/net/ethernet/socionext/netsec.c b/drivers/net/ethernet/socionext/netsec.c
index f9e6744d8fd6..41ddd8fff2a7 100644
--- a/drivers/net/ethernet/socionext/netsec.c
+++ b/drivers/net/ethernet/socionext/netsec.c
@@ -847,8 +847,8 @@ static u32 netsec_xdp_queue_one(struct netsec_priv *priv,
enum dma_data_direction dma_dir =
page_pool_get_dma_dir(rx_ring->page_pool);

- dma_handle = page_pool_get_dma_addr(page) +
- NETSEC_RXBUF_HEADROOM;
+ dma_handle = page_pool_get_dma_addr(page) + xdpf->headroom +
+ sizeof(*xdpf);
dma_sync_single_for_device(priv->dev, dma_handle, xdpf->len,
dma_dir);
tx_desc.buf_type = TYPE_NETSEC_XDP_TX;
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index 676006f32f91..479325eeaf8a 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -1790,10 +1790,6 @@ static int axienet_probe(struct platform_device *pdev)
/* Check for these resources directly on the Ethernet node. */
struct resource *res = platform_get_resource(pdev,
IORESOURCE_MEM, 1);
- if (!res) {
- dev_err(&pdev->dev, "unable to get DMA memory resource\n");
- goto free_netdev;
- }
lp->dma_regs = devm_ioremap_resource(&pdev->dev, res);
lp->rx_irq = platform_get_irq(pdev, 1);
lp->tx_irq = platform_get_irq(pdev, 0);
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 78e3e689a733..0dee358864f3 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -285,9 +285,9 @@ static inline u32 netvsc_get_hash(
else if (flow.basic.n_proto == htons(ETH_P_IPV6))
hash = jhash2((u32 *)&flow.addrs.v6addrs, 8, hashrnd);
else
- hash = 0;
+ return 0;

- skb_set_hash(skb, hash, PKT_HASH_TYPE_L3);
+ __skb_set_sw_hash(skb, hash, false);
}

return hash;
@@ -795,8 +795,7 @@ static struct sk_buff *netvsc_alloc_recv_skb(struct net_device *net,
skb->protocol == htons(ETH_P_IP))
netvsc_comp_ipcsum(skb);

- /* Do L4 checksum offload if enabled and present.
- */
+ /* Do L4 checksum offload if enabled and present. */
if (csum_info && (net->features & NETIF_F_RXCSUM)) {
if (csum_info->receive.tcp_checksum_succeeded ||
csum_info->receive.udp_checksum_succeeded)
diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c
index 937d0059e8ac..5e956089bf52 100644
--- a/drivers/net/phy/broadcom.c
+++ b/drivers/net/phy/broadcom.c
@@ -26,18 +26,13 @@ MODULE_DESCRIPTION("Broadcom PHY driver");
MODULE_AUTHOR("Maciej W. Rozycki");
MODULE_LICENSE("GPL");

+static int bcm54xx_config_clock_delay(struct phy_device *phydev);
+
static int bcm54210e_config_init(struct phy_device *phydev)
{
int val;

- val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC);
- val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN;
- val |= MII_BCM54XX_AUXCTL_MISC_WREN;
- bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC, val);
-
- val = bcm_phy_read_shadow(phydev, BCM54810_SHD_CLK_CTL);
- val &= ~BCM54810_SHD_CLK_CTL_GTXCLK_EN;
- bcm_phy_write_shadow(phydev, BCM54810_SHD_CLK_CTL, val);
+ bcm54xx_config_clock_delay(phydev);

if (phydev->dev_flags & PHY_BRCM_EN_MASTER_MODE) {
val = phy_read(phydev, MII_CTRL1000);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 8aec7ccf2d79..502814c26b33 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -367,8 +367,8 @@ enum mt76u_in_ep {

enum mt76u_out_ep {
MT_EP_OUT_INBAND_CMD,
- MT_EP_OUT_AC_BK,
MT_EP_OUT_AC_BE,
+ MT_EP_OUT_AC_BK,
MT_EP_OUT_AC_VI,
MT_EP_OUT_AC_VO,
MT_EP_OUT_HCCA,
@@ -799,7 +799,8 @@ static inline int
mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len,
int timeout)
{
- struct usb_device *udev = to_usb_device(dev->dev);
+ struct usb_interface *uintf = to_usb_interface(dev->dev);
+ struct usb_device *udev = interface_to_usbdev(uintf);
struct mt76_usb *usb = &dev->usb;
unsigned int pipe;

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
index 00a445d27599..65d404e61404 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
@@ -226,7 +226,7 @@ static int mt76x0u_probe(struct usb_interface *usb_intf,
u32 mac_rev;
int ret;

- mdev = mt76_alloc_device(&usb_dev->dev, sizeof(*dev), &mt76x0u_ops,
+ mdev = mt76_alloc_device(&usb_intf->dev, sizeof(*dev), &mt76x0u_ops,
&drv_ops);
if (!mdev)
return -ENOMEM;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
index da5e0f9a8bae..8b26c6108186 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c
@@ -39,7 +39,7 @@ static int mt76x2u_probe(struct usb_interface *intf,
struct mt76_dev *mdev;
int err;

- mdev = mt76_alloc_device(&udev->dev, sizeof(*dev), &mt76x2u_ops,
+ mdev = mt76_alloc_device(&intf->dev, sizeof(*dev), &mt76x2u_ops,
&drv_ops);
if (!mdev)
return -ENOMEM;
diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c
index 20c6fe510e9d..05aa42bd9808 100644
--- a/drivers/net/wireless/mediatek/mt76/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/usb.c
@@ -20,7 +20,8 @@ static int __mt76u_vendor_request(struct mt76_dev *dev, u8 req,
u8 req_type, u16 val, u16 offset,
void *buf, size_t len)
{
- struct usb_device *udev = to_usb_device(dev->dev);
+ struct usb_interface *uintf = to_usb_interface(dev->dev);
+ struct usb_device *udev = interface_to_usbdev(uintf);
unsigned int pipe;
int i, ret;

@@ -235,7 +236,8 @@ mt76u_rd_rp(struct mt76_dev *dev, u32 base,

static bool mt76u_check_sg(struct mt76_dev *dev)
{
- struct usb_device *udev = to_usb_device(dev->dev);
+ struct usb_interface *uintf = to_usb_interface(dev->dev);
+ struct usb_device *udev = interface_to_usbdev(uintf);

return (!disable_usb_sg && udev->bus->sg_tablesize > 0 &&
(udev->bus->no_sg_constraint ||
@@ -370,7 +372,8 @@ mt76u_fill_bulk_urb(struct mt76_dev *dev, int dir, int index,
struct urb *urb, usb_complete_t complete_fn,
void *context)
{
- struct usb_device *udev = to_usb_device(dev->dev);
+ struct usb_interface *uintf = to_usb_interface(dev->dev);
+ struct usb_device *udev = interface_to_usbdev(uintf);
unsigned int pipe;

if (dir == USB_DIR_IN)
@@ -952,6 +955,7 @@ int mt76u_init(struct mt76_dev *dev,
.rd_rp = mt76u_rd_rp,
.type = MT76_BUS_USB,
};
+ struct usb_device *udev = interface_to_usbdev(intf);
struct mt76_usb *usb = &dev->usb;

tasklet_init(&usb->rx_tasklet, mt76u_rx_tasklet, (unsigned long)dev);
@@ -965,6 +969,8 @@ int mt76u_init(struct mt76_dev *dev,
dev->bus = &mt76u_ops;
dev->queue_ops = &usb_queue_ops;

+ dev_set_drvdata(&udev->dev, dev);
+
usb->sg_en = mt76u_check_sg(dev);

return mt76u_set_endpoints(intf, usb);
diff --git a/drivers/net/wireless/mediatek/mt7601u/phy.c b/drivers/net/wireless/mediatek/mt7601u/phy.c
index 06f5702ab4bd..d863ab4a66c9 100644
--- a/drivers/net/wireless/mediatek/mt7601u/phy.c
+++ b/drivers/net/wireless/mediatek/mt7601u/phy.c
@@ -213,7 +213,7 @@ int mt7601u_wait_bbp_ready(struct mt7601u_dev *dev)

do {
val = mt7601u_bbp_rr(dev, MT_BBP_REG_VERSION);
- if (val && ~val)
+ if (val && val != 0xff)
break;
} while (--i);

diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
index f1cdcd61c54a..c99f1912e266 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
@@ -5839,8 +5839,7 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
rt2800_register_write(rt2x00dev, TX_TXBF_CFG_0, 0x8000fc21);
rt2800_register_write(rt2x00dev, TX_TXBF_CFG_3, 0x00009c40);
} else if (rt2x00_rt(rt2x00dev, RT5390) ||
- rt2x00_rt(rt2x00dev, RT5392) ||
- rt2x00_rt(rt2x00dev, RT6352)) {
+ rt2x00_rt(rt2x00dev, RT5392)) {
rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404);
rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
@@ -5854,8 +5853,6 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000401);
rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x000C0000);
rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
- rt2800_register_write(rt2x00dev, MIMO_PS_CFG, 0x00000002);
- rt2800_register_write(rt2x00dev, TX_PIN_CFG, 0x00150F0F);
rt2800_register_write(rt2x00dev, TX_ALC_VGA3, 0x00000000);
rt2800_register_write(rt2x00dev, TX0_BB_GAIN_ATTEN, 0x0);
rt2800_register_write(rt2x00dev, TX1_BB_GAIN_ATTEN, 0x0);
diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c
index b082e2cc95f5..35dbdb3c4f1e 100644
--- a/drivers/net/wireless/realtek/rtw88/fw.c
+++ b/drivers/net/wireless/realtek/rtw88/fw.c
@@ -498,9 +498,6 @@ static void rtw_rsvd_page_list_to_buf(struct rtw_dev *rtwdev, u8 page_size,
{
struct sk_buff *skb = rsvd_pkt->skb;

- if (rsvd_pkt->add_txdesc)
- rtw_fill_rsvd_page_desc(rtwdev, skb);
-
if (page >= 1)
memcpy(buf + page_margin + page_size * (page - 1),
skb->data, skb->len);
@@ -625,16 +622,37 @@ static u8 *rtw_build_rsvd_page(struct rtw_dev *rtwdev,
list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, list) {
iter = rtw_get_rsvd_page_skb(hw, vif, rsvd_pkt->type);
if (!iter) {
- rtw_err(rtwdev, "fail to build rsvd packet\n");
+ rtw_err(rtwdev, "failed to build rsvd packet\n");
goto release_skb;
}
+
+ /* Fill the tx_desc for the rsvd pkt that requires one.
+ * And iter->len will be added with size of tx_desc_sz.
+ */
+ if (rsvd_pkt->add_txdesc)
+ rtw_fill_rsvd_page_desc(rtwdev, iter);
+
rsvd_pkt->skb = iter;
rsvd_pkt->page = total_page;
- if (rsvd_pkt->add_txdesc)
+
+ /* Reserved page is downloaded via TX path, and TX path will
+ * generate a tx_desc at the header to describe length of
+ * the buffer. If we are not counting page numbers with the
+ * size of tx_desc added at the first rsvd_pkt (usually a
+ * beacon, firmware default refer to the first page as the
+ * content of beacon), we could generate a buffer which size
+ * is smaller than the actual size of the whole rsvd_page
+ */
+ if (total_page == 0) {
+ if (rsvd_pkt->type != RSVD_BEACON) {
+ rtw_err(rtwdev, "first page should be a beacon\n");
+ goto release_skb;
+ }
total_page += rtw_len_to_page(iter->len + tx_desc_sz,
page_size);
- else
+ } else {
total_page += rtw_len_to_page(iter->len, page_size);
+ }
}

if (total_page > rtwdev->fifo.rsvd_drv_pg_num) {
@@ -647,13 +665,24 @@ static u8 *rtw_build_rsvd_page(struct rtw_dev *rtwdev,
if (!buf)
goto release_skb;

+ /* Copy the content of each rsvd_pkt to the buf, and they should
+ * be aligned to the pages.
+ *
+ * Note that the first rsvd_pkt is a beacon no matter what vif->type.
+ * And that rsvd_pkt does not require tx_desc because when it goes
+ * through TX path, the TX path will generate one for it.
+ */
list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, list) {
rtw_rsvd_page_list_to_buf(rtwdev, page_size, page_margin,
page, buf, rsvd_pkt);
- page += rtw_len_to_page(rsvd_pkt->skb->len, page_size);
- }
- list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, list)
+ if (page == 0)
+ page += rtw_len_to_page(rsvd_pkt->skb->len +
+ tx_desc_sz, page_size);
+ else
+ page += rtw_len_to_page(rsvd_pkt->skb->len, page_size);
+
kfree_skb(rsvd_pkt->skb);
+ }

return buf;

@@ -706,6 +735,11 @@ int rtw_fw_download_rsvd_page(struct rtw_dev *rtwdev, struct ieee80211_vif *vif)
goto free;
}

+ /* The last thing is to download the *ONLY* beacon again, because
+ * the previous tx_desc is to describe the total rsvd page. Download
+ * the beacon again to replace the TX desc header, and we will get
+ * a correct tx_desc for the beacon in the rsvd page.
+ */
ret = rtw_download_beacon(rtwdev, vif);
if (ret) {
rtw_err(rtwdev, "failed to download beacon\n");
diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c
index 7a3a4911bde2..806af37192bc 100644
--- a/drivers/net/wireless/realtek/rtw88/main.c
+++ b/drivers/net/wireless/realtek/rtw88/main.c
@@ -1048,19 +1048,19 @@ static int rtw_chip_efuse_info_setup(struct rtw_dev *rtwdev)
/* power on mac to read efuse */
ret = rtw_chip_efuse_enable(rtwdev);
if (ret)
- goto out;
+ goto out_unlock;

ret = rtw_parse_efuse_map(rtwdev);
if (ret)
- goto out;
+ goto out_disable;

ret = rtw_dump_hw_feature(rtwdev);
if (ret)
- goto out;
+ goto out_disable;

ret = rtw_check_supported_rfe(rtwdev);
if (ret)
- goto out;
+ goto out_disable;

if (efuse->crystal_cap == 0xff)
efuse->crystal_cap = 0;
@@ -1087,9 +1087,10 @@ static int rtw_chip_efuse_info_setup(struct rtw_dev *rtwdev)
efuse->ext_pa_5g = efuse->pa_type_5g & BIT(0) ? 1 : 0;
efuse->ext_lna_2g = efuse->lna_type_5g & BIT(3) ? 1 : 0;

+out_disable:
rtw_chip_efuse_disable(rtwdev);

-out:
+out_unlock:
mutex_unlock(&rtwdev->mutex);
return ret;
}
diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c
index a45a6447b01d..32f37d08d5bc 100644
--- a/drivers/pci/controller/pcie-mobiveil.c
+++ b/drivers/pci/controller/pcie-mobiveil.c
@@ -235,7 +235,7 @@ static int mobiveil_pcie_write(void __iomem *addr, int size, u32 val)
return PCIBIOS_SUCCESSFUL;
}

-static u32 csr_read(struct mobiveil_pcie *pcie, u32 off, size_t size)
+static u32 mobiveil_csr_read(struct mobiveil_pcie *pcie, u32 off, size_t size)
{
void *addr;
u32 val;
@@ -250,7 +250,8 @@ static u32 csr_read(struct mobiveil_pcie *pcie, u32 off, size_t size)
return val;
}

-static void csr_write(struct mobiveil_pcie *pcie, u32 val, u32 off, size_t size)
+static void mobiveil_csr_write(struct mobiveil_pcie *pcie, u32 val, u32 off,
+ size_t size)
{
void *addr;
int ret;
@@ -262,19 +263,19 @@ static void csr_write(struct mobiveil_pcie *pcie, u32 val, u32 off, size_t size)
dev_err(&pcie->pdev->dev, "write CSR address failed\n");
}

-static u32 csr_readl(struct mobiveil_pcie *pcie, u32 off)
+static u32 mobiveil_csr_readl(struct mobiveil_pcie *pcie, u32 off)
{
- return csr_read(pcie, off, 0x4);
+ return mobiveil_csr_read(pcie, off, 0x4);
}

-static void csr_writel(struct mobiveil_pcie *pcie, u32 val, u32 off)
+static void mobiveil_csr_writel(struct mobiveil_pcie *pcie, u32 val, u32 off)
{
- csr_write(pcie, val, off, 0x4);
+ mobiveil_csr_write(pcie, val, off, 0x4);
}

static bool mobiveil_pcie_link_up(struct mobiveil_pcie *pcie)
{
- return (csr_readl(pcie, LTSSM_STATUS) &
+ return (mobiveil_csr_readl(pcie, LTSSM_STATUS) &
LTSSM_STATUS_L0_MASK) == LTSSM_STATUS_L0;
}

@@ -323,7 +324,7 @@ static void __iomem *mobiveil_pcie_map_bus(struct pci_bus *bus,
PCI_SLOT(devfn) << PAB_DEVICE_SHIFT |
PCI_FUNC(devfn) << PAB_FUNCTION_SHIFT;

- csr_writel(pcie, value, PAB_AXI_AMAP_PEX_WIN_L(WIN_NUM_0));
+ mobiveil_csr_writel(pcie, value, PAB_AXI_AMAP_PEX_WIN_L(WIN_NUM_0));

return pcie->config_axi_slave_base + where;
}
@@ -353,13 +354,14 @@ static void mobiveil_pcie_isr(struct irq_desc *desc)
chained_irq_enter(chip, desc);

/* read INTx status */
- val = csr_readl(pcie, PAB_INTP_AMBA_MISC_STAT);
- mask = csr_readl(pcie, PAB_INTP_AMBA_MISC_ENB);
+ val = mobiveil_csr_readl(pcie, PAB_INTP_AMBA_MISC_STAT);
+ mask = mobiveil_csr_readl(pcie, PAB_INTP_AMBA_MISC_ENB);
intr_status = val & mask;

/* Handle INTx */
if (intr_status & PAB_INTP_INTX_MASK) {
- shifted_status = csr_readl(pcie, PAB_INTP_AMBA_MISC_STAT);
+ shifted_status = mobiveil_csr_readl(pcie,
+ PAB_INTP_AMBA_MISC_STAT);
shifted_status &= PAB_INTP_INTX_MASK;
shifted_status >>= PAB_INTX_START;
do {
@@ -373,12 +375,13 @@ static void mobiveil_pcie_isr(struct irq_desc *desc)
bit);

/* clear interrupt handled */
- csr_writel(pcie, 1 << (PAB_INTX_START + bit),
- PAB_INTP_AMBA_MISC_STAT);
+ mobiveil_csr_writel(pcie,
+ 1 << (PAB_INTX_START + bit),
+ PAB_INTP_AMBA_MISC_STAT);
}

- shifted_status = csr_readl(pcie,
- PAB_INTP_AMBA_MISC_STAT);
+ shifted_status = mobiveil_csr_readl(pcie,
+ PAB_INTP_AMBA_MISC_STAT);
shifted_status &= PAB_INTP_INTX_MASK;
shifted_status >>= PAB_INTX_START;
} while (shifted_status != 0);
@@ -413,7 +416,7 @@ static void mobiveil_pcie_isr(struct irq_desc *desc)
}

/* Clear the interrupt status */
- csr_writel(pcie, intr_status, PAB_INTP_AMBA_MISC_STAT);
+ mobiveil_csr_writel(pcie, intr_status, PAB_INTP_AMBA_MISC_STAT);
chained_irq_exit(chip, desc);
}

@@ -474,24 +477,24 @@ static void program_ib_windows(struct mobiveil_pcie *pcie, int win_num,
return;
}

- value = csr_readl(pcie, PAB_PEX_AMAP_CTRL(win_num));
+ value = mobiveil_csr_readl(pcie, PAB_PEX_AMAP_CTRL(win_num));
value &= ~(AMAP_CTRL_TYPE_MASK << AMAP_CTRL_TYPE_SHIFT | WIN_SIZE_MASK);
value |= type << AMAP_CTRL_TYPE_SHIFT | 1 << AMAP_CTRL_EN_SHIFT |
(lower_32_bits(size64) & WIN_SIZE_MASK);
- csr_writel(pcie, value, PAB_PEX_AMAP_CTRL(win_num));
+ mobiveil_csr_writel(pcie, value, PAB_PEX_AMAP_CTRL(win_num));

- csr_writel(pcie, upper_32_bits(size64),
- PAB_EXT_PEX_AMAP_SIZEN(win_num));
+ mobiveil_csr_writel(pcie, upper_32_bits(size64),
+ PAB_EXT_PEX_AMAP_SIZEN(win_num));

- csr_writel(pcie, lower_32_bits(cpu_addr),
- PAB_PEX_AMAP_AXI_WIN(win_num));
- csr_writel(pcie, upper_32_bits(cpu_addr),
- PAB_EXT_PEX_AMAP_AXI_WIN(win_num));
+ mobiveil_csr_writel(pcie, lower_32_bits(cpu_addr),
+ PAB_PEX_AMAP_AXI_WIN(win_num));
+ mobiveil_csr_writel(pcie, upper_32_bits(cpu_addr),
+ PAB_EXT_PEX_AMAP_AXI_WIN(win_num));

- csr_writel(pcie, lower_32_bits(pci_addr),
- PAB_PEX_AMAP_PEX_WIN_L(win_num));
- csr_writel(pcie, upper_32_bits(pci_addr),
- PAB_PEX_AMAP_PEX_WIN_H(win_num));
+ mobiveil_csr_writel(pcie, lower_32_bits(pci_addr),
+ PAB_PEX_AMAP_PEX_WIN_L(win_num));
+ mobiveil_csr_writel(pcie, upper_32_bits(pci_addr),
+ PAB_PEX_AMAP_PEX_WIN_H(win_num));

pcie->ib_wins_configured++;
}
@@ -515,27 +518,29 @@ static void program_ob_windows(struct mobiveil_pcie *pcie, int win_num,
* program Enable Bit to 1, Type Bit to (00) base 2, AXI Window Size Bit
* to 4 KB in PAB_AXI_AMAP_CTRL register
*/
- value = csr_readl(pcie, PAB_AXI_AMAP_CTRL(win_num));
+ value = mobiveil_csr_readl(pcie, PAB_AXI_AMAP_CTRL(win_num));
value &= ~(WIN_TYPE_MASK << WIN_TYPE_SHIFT | WIN_SIZE_MASK);
value |= 1 << WIN_ENABLE_SHIFT | type << WIN_TYPE_SHIFT |
(lower_32_bits(size64) & WIN_SIZE_MASK);
- csr_writel(pcie, value, PAB_AXI_AMAP_CTRL(win_num));
+ mobiveil_csr_writel(pcie, value, PAB_AXI_AMAP_CTRL(win_num));

- csr_writel(pcie, upper_32_bits(size64), PAB_EXT_AXI_AMAP_SIZE(win_num));
+ mobiveil_csr_writel(pcie, upper_32_bits(size64),
+ PAB_EXT_AXI_AMAP_SIZE(win_num));

/*
* program AXI window base with appropriate value in
* PAB_AXI_AMAP_AXI_WIN0 register
*/
- csr_writel(pcie, lower_32_bits(cpu_addr) & (~AXI_WINDOW_ALIGN_MASK),
- PAB_AXI_AMAP_AXI_WIN(win_num));
- csr_writel(pcie, upper_32_bits(cpu_addr),
- PAB_EXT_AXI_AMAP_AXI_WIN(win_num));
+ mobiveil_csr_writel(pcie,
+ lower_32_bits(cpu_addr) & (~AXI_WINDOW_ALIGN_MASK),
+ PAB_AXI_AMAP_AXI_WIN(win_num));
+ mobiveil_csr_writel(pcie, upper_32_bits(cpu_addr),
+ PAB_EXT_AXI_AMAP_AXI_WIN(win_num));

- csr_writel(pcie, lower_32_bits(pci_addr),
- PAB_AXI_AMAP_PEX_WIN_L(win_num));
- csr_writel(pcie, upper_32_bits(pci_addr),
- PAB_AXI_AMAP_PEX_WIN_H(win_num));
+ mobiveil_csr_writel(pcie, lower_32_bits(pci_addr),
+ PAB_AXI_AMAP_PEX_WIN_L(win_num));
+ mobiveil_csr_writel(pcie, upper_32_bits(pci_addr),
+ PAB_AXI_AMAP_PEX_WIN_H(win_num));

pcie->ob_wins_configured++;
}
@@ -579,42 +584,42 @@ static int mobiveil_host_init(struct mobiveil_pcie *pcie)
struct resource_entry *win;

/* setup bus numbers */
- value = csr_readl(pcie, PCI_PRIMARY_BUS);
+ value = mobiveil_csr_readl(pcie, PCI_PRIMARY_BUS);
value &= 0xff000000;
value |= 0x00ff0100;
- csr_writel(pcie, value, PCI_PRIMARY_BUS);
+ mobiveil_csr_writel(pcie, value, PCI_PRIMARY_BUS);

/*
* program Bus Master Enable Bit in Command Register in PAB Config
* Space
*/
- value = csr_readl(pcie, PCI_COMMAND);
+ value = mobiveil_csr_readl(pcie, PCI_COMMAND);
value |= PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
- csr_writel(pcie, value, PCI_COMMAND);
+ mobiveil_csr_writel(pcie, value, PCI_COMMAND);

/*
* program PIO Enable Bit to 1 (and PEX PIO Enable to 1) in PAB_CTRL
* register
*/
- pab_ctrl = csr_readl(pcie, PAB_CTRL);
+ pab_ctrl = mobiveil_csr_readl(pcie, PAB_CTRL);
pab_ctrl |= (1 << AMBA_PIO_ENABLE_SHIFT) | (1 << PEX_PIO_ENABLE_SHIFT);
- csr_writel(pcie, pab_ctrl, PAB_CTRL);
+ mobiveil_csr_writel(pcie, pab_ctrl, PAB_CTRL);

- csr_writel(pcie, (PAB_INTP_INTX_MASK | PAB_INTP_MSI_MASK),
- PAB_INTP_AMBA_MISC_ENB);
+ mobiveil_csr_writel(pcie, (PAB_INTP_INTX_MASK | PAB_INTP_MSI_MASK),
+ PAB_INTP_AMBA_MISC_ENB);

/*
* program PIO Enable Bit to 1 and Config Window Enable Bit to 1 in
* PAB_AXI_PIO_CTRL Register
*/
- value = csr_readl(pcie, PAB_AXI_PIO_CTRL);
+ value = mobiveil_csr_readl(pcie, PAB_AXI_PIO_CTRL);
value |= APIO_EN_MASK;
- csr_writel(pcie, value, PAB_AXI_PIO_CTRL);
+ mobiveil_csr_writel(pcie, value, PAB_AXI_PIO_CTRL);

/* Enable PCIe PIO master */
- value = csr_readl(pcie, PAB_PEX_PIO_CTRL);
+ value = mobiveil_csr_readl(pcie, PAB_PEX_PIO_CTRL);
value |= 1 << PIO_ENABLE_SHIFT;
- csr_writel(pcie, value, PAB_PEX_PIO_CTRL);
+ mobiveil_csr_writel(pcie, value, PAB_PEX_PIO_CTRL);

/*
* we'll program one outbound window for config reads and
@@ -647,10 +652,10 @@ static int mobiveil_host_init(struct mobiveil_pcie *pcie)
}

/* fixup for PCIe class register */
- value = csr_readl(pcie, PAB_INTP_AXI_PIO_CLASS);
+ value = mobiveil_csr_readl(pcie, PAB_INTP_AXI_PIO_CLASS);
value &= 0xff;
value |= (PCI_CLASS_BRIDGE_PCI << 16);
- csr_writel(pcie, value, PAB_INTP_AXI_PIO_CLASS);
+ mobiveil_csr_writel(pcie, value, PAB_INTP_AXI_PIO_CLASS);

/* setup MSI hardware registers */
mobiveil_pcie_enable_msi(pcie);
@@ -668,9 +673,9 @@ static void mobiveil_mask_intx_irq(struct irq_data *data)
pcie = irq_desc_get_chip_data(desc);
mask = 1 << ((data->hwirq + PAB_INTX_START) - 1);
raw_spin_lock_irqsave(&pcie->intx_mask_lock, flags);
- shifted_val = csr_readl(pcie, PAB_INTP_AMBA_MISC_ENB);
+ shifted_val = mobiveil_csr_readl(pcie, PAB_INTP_AMBA_MISC_ENB);
shifted_val &= ~mask;
- csr_writel(pcie, shifted_val, PAB_INTP_AMBA_MISC_ENB);
+ mobiveil_csr_writel(pcie, shifted_val, PAB_INTP_AMBA_MISC_ENB);
raw_spin_unlock_irqrestore(&pcie->intx_mask_lock, flags);
}

@@ -684,9 +689,9 @@ static void mobiveil_unmask_intx_irq(struct irq_data *data)
pcie = irq_desc_get_chip_data(desc);
mask = 1 << ((data->hwirq + PAB_INTX_START) - 1);
raw_spin_lock_irqsave(&pcie->intx_mask_lock, flags);
- shifted_val = csr_readl(pcie, PAB_INTP_AMBA_MISC_ENB);
+ shifted_val = mobiveil_csr_readl(pcie, PAB_INTP_AMBA_MISC_ENB);
shifted_val |= mask;
- csr_writel(pcie, shifted_val, PAB_INTP_AMBA_MISC_ENB);
+ mobiveil_csr_writel(pcie, shifted_val, PAB_INTP_AMBA_MISC_ENB);
raw_spin_unlock_irqrestore(&pcie->intx_mask_lock, flags);
}

diff --git a/drivers/phy/lantiq/phy-lantiq-vrx200-pcie.c b/drivers/phy/lantiq/phy-lantiq-vrx200-pcie.c
index 544d64a84cc0..6e457967653e 100644
--- a/drivers/phy/lantiq/phy-lantiq-vrx200-pcie.c
+++ b/drivers/phy/lantiq/phy-lantiq-vrx200-pcie.c
@@ -323,7 +323,8 @@ static int ltq_vrx200_pcie_phy_power_on(struct phy *phy)
goto err_disable_pdi_clk;

/* Check if we are in "startup ready" status */
- if (ltq_vrx200_pcie_phy_wait_for_pll(phy) != 0)
+ ret = ltq_vrx200_pcie_phy_wait_for_pll(phy);
+ if (ret)
goto err_disable_phy_clk;

ltq_vrx200_pcie_phy_apply_workarounds(phy);
diff --git a/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c b/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c
index 2b97fb1185a0..9ca20c947283 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c
@@ -603,6 +603,8 @@ static long inno_hdmi_phy_rk3228_clk_round_rate(struct clk_hw *hw,
{
const struct pre_pll_config *cfg = pre_pll_cfg_table;

+ rate = (rate / 1000) * 1000;
+
for (; cfg->pixclock != 0; cfg++)
if (cfg->pixclock == rate && !cfg->fracdiv)
break;
@@ -755,6 +757,8 @@ static long inno_hdmi_phy_rk3328_clk_round_rate(struct clk_hw *hw,
{
const struct pre_pll_config *cfg = pre_pll_cfg_table;

+ rate = (rate / 1000) * 1000;
+
for (; cfg->pixclock != 0; cfg++)
if (cfg->pixclock == rate)
break;
diff --git a/drivers/phy/ti/phy-gmii-sel.c b/drivers/phy/ti/phy-gmii-sel.c
index a52c5bb35033..a28bd15297f5 100644
--- a/drivers/phy/ti/phy-gmii-sel.c
+++ b/drivers/phy/ti/phy-gmii-sel.c
@@ -69,11 +69,11 @@ static int phy_gmii_sel_mode(struct phy *phy, enum phy_mode mode, int submode)
break;

case PHY_INTERFACE_MODE_RGMII:
+ case PHY_INTERFACE_MODE_RGMII_RXID:
gmii_sel_mode = AM33XX_GMII_SEL_MODE_RGMII;
break;

case PHY_INTERFACE_MODE_RGMII_ID:
- case PHY_INTERFACE_MODE_RGMII_RXID:
case PHY_INTERFACE_MODE_RGMII_TXID:
gmii_sel_mode = AM33XX_GMII_SEL_MODE_RGMII;
rgmii_id = 1;
diff --git a/drivers/platform/chrome/wilco_ec/telemetry.c b/drivers/platform/chrome/wilco_ec/telemetry.c
index b9d03c33d8dc..1176d543191a 100644
--- a/drivers/platform/chrome/wilco_ec/telemetry.c
+++ b/drivers/platform/chrome/wilco_ec/telemetry.c
@@ -406,8 +406,8 @@ static int telem_device_remove(struct platform_device *pdev)
struct telem_device_data *dev_data = platform_get_drvdata(pdev);

cdev_device_del(&dev_data->cdev, &dev_data->dev);
- put_device(&dev_data->dev);
ida_simple_remove(&telem_ida, MINOR(dev_data->dev.devt));
+ put_device(&dev_data->dev);

return 0;
}
diff --git a/drivers/power/supply/bd70528-charger.c b/drivers/power/supply/bd70528-charger.c
index 1bb32b7226d7..b8e1ec106627 100644
--- a/drivers/power/supply/bd70528-charger.c
+++ b/drivers/power/supply/bd70528-charger.c
@@ -741,3 +741,4 @@ module_platform_driver(bd70528_power);
MODULE_AUTHOR("Matti Vaittinen <matti.vaittinen@xxxxxxxxxxxxxxxxx>");
MODULE_DESCRIPTION("BD70528 power-supply driver");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:bd70528-power");
diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c
index 6f5840a1a82d..05273725a9ff 100644
--- a/drivers/pwm/pwm-sun4i.c
+++ b/drivers/pwm/pwm-sun4i.c
@@ -137,10 +137,10 @@ static void sun4i_pwm_get_state(struct pwm_chip *chip,

val = sun4i_pwm_readl(sun4i_pwm, PWM_CH_PRD(pwm->hwpwm));

- tmp = prescaler * NSEC_PER_SEC * PWM_REG_DTY(val);
+ tmp = (u64)prescaler * NSEC_PER_SEC * PWM_REG_DTY(val);
state->duty_cycle = DIV_ROUND_CLOSEST_ULL(tmp, clk_rate);

- tmp = prescaler * NSEC_PER_SEC * PWM_REG_PRD(val);
+ tmp = (u64)prescaler * NSEC_PER_SEC * PWM_REG_PRD(val);
state->period = DIV_ROUND_CLOSEST_ULL(tmp, clk_rate);
}

diff --git a/drivers/regulator/bd70528-regulator.c b/drivers/regulator/bd70528-regulator.c
index 6041839ec38c..5bf8a2dc5fe7 100644
--- a/drivers/regulator/bd70528-regulator.c
+++ b/drivers/regulator/bd70528-regulator.c
@@ -285,3 +285,4 @@ module_platform_driver(bd70528_regulator);
MODULE_AUTHOR("Matti Vaittinen <matti.vaittinen@xxxxxxxxxxxxxxxxx>");
MODULE_DESCRIPTION("BD70528 voltage regulator driver");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:bd70528-pmic");
diff --git a/drivers/rtc/rtc-bd70528.c b/drivers/rtc/rtc-bd70528.c
index ddfef4d43bab..627037aa66a8 100644
--- a/drivers/rtc/rtc-bd70528.c
+++ b/drivers/rtc/rtc-bd70528.c
@@ -491,4 +491,4 @@ module_platform_driver(bd70528_rtc);
MODULE_AUTHOR("Matti Vaittinen <matti.vaittinen@xxxxxxxxxxxxxxxxx>");
MODULE_DESCRIPTION("BD70528 RTC driver");
MODULE_LICENSE("GPL");
-MODULE_ALIAS("platofrm:bd70528-rtc");
+MODULE_ALIAS("platform:bd70528-rtc");
diff --git a/drivers/s390/crypto/pkey_api.c b/drivers/s390/crypto/pkey_api.c
index 9de3d46b3253..e17fac20127e 100644
--- a/drivers/s390/crypto/pkey_api.c
+++ b/drivers/s390/crypto/pkey_api.c
@@ -740,8 +740,10 @@ static void *_copy_apqns_from_user(void __user *uapqns, size_t nr_apqns)
kapqns = kmalloc(nbytes, GFP_KERNEL);
if (!kapqns)
return ERR_PTR(-ENOMEM);
- if (copy_from_user(kapqns, uapqns, nbytes))
+ if (copy_from_user(kapqns, uapqns, nbytes)) {
+ kfree(kapqns);
return ERR_PTR(-EFAULT);
+ }
}

return kapqns;
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index 65e31df37b1f..820f2c29376c 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -620,6 +620,7 @@ struct qeth_ipato {

struct qeth_channel {
struct ccw_device *ccwdev;
+ struct qeth_cmd_buffer *active_cmd;
enum qeth_channel_states state;
atomic_t irq_pending;
};
@@ -1024,6 +1025,8 @@ int qeth_do_run_thread(struct qeth_card *, unsigned long);
void qeth_clear_thread_start_bit(struct qeth_card *, unsigned long);
void qeth_clear_thread_running_bit(struct qeth_card *, unsigned long);
int qeth_core_hardsetup_card(struct qeth_card *card, bool *carrier_ok);
+int qeth_stop_channel(struct qeth_channel *channel);
+
void qeth_print_status_message(struct qeth_card *);
int qeth_init_qdio_queues(struct qeth_card *);
int qeth_send_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *,
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 5be4d800e4ba..23852888eb2c 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -515,7 +515,9 @@ static int __qeth_issue_next_read(struct qeth_card *card)

QETH_CARD_TEXT(card, 6, "noirqpnd");
rc = ccw_device_start(channel->ccwdev, ccw, (addr_t) iob, 0, 0);
- if (rc) {
+ if (!rc) {
+ channel->active_cmd = iob;
+ } else {
QETH_DBF_MESSAGE(2, "error %i on device %x when starting next read ccw!\n",
rc, CARD_DEVID(card));
atomic_set(&channel->irq_pending, 0);
@@ -986,8 +988,21 @@ static void qeth_irq(struct ccw_device *cdev, unsigned long intparm,
QETH_CARD_TEXT(card, 5, "data");
}

- if (qeth_intparm_is_iob(intparm))
- iob = (struct qeth_cmd_buffer *) __va((addr_t)intparm);
+ if (intparm == 0) {
+ QETH_CARD_TEXT(card, 5, "irqunsol");
+ } else if ((addr_t)intparm != (addr_t)channel->active_cmd) {
+ QETH_CARD_TEXT(card, 5, "irqunexp");
+
+ dev_err(&cdev->dev,
+ "Received IRQ with intparm %lx, expected %px\n",
+ intparm, channel->active_cmd);
+ if (channel->active_cmd)
+ qeth_cancel_cmd(channel->active_cmd, -EIO);
+ } else {
+ iob = (struct qeth_cmd_buffer *) (addr_t)intparm;
+ }
+
+ channel->active_cmd = NULL;

rc = qeth_check_irb_error(card, cdev, irb);
if (rc) {
@@ -1007,15 +1022,10 @@ static void qeth_irq(struct ccw_device *cdev, unsigned long intparm,
if (irb->scsw.cmd.fctl & (SCSW_FCTL_HALT_FUNC))
channel->state = CH_STATE_HALTED;

- if (intparm == QETH_CLEAR_CHANNEL_PARM) {
- QETH_CARD_TEXT(card, 6, "clrchpar");
- /* we don't have to handle this further */
- intparm = 0;
- }
- if (intparm == QETH_HALT_CHANNEL_PARM) {
- QETH_CARD_TEXT(card, 6, "hltchpar");
- /* we don't have to handle this further */
- intparm = 0;
+ if (iob && (irb->scsw.cmd.fctl & (SCSW_FCTL_CLEAR_FUNC |
+ SCSW_FCTL_HALT_FUNC))) {
+ qeth_cancel_cmd(iob, -ECANCELED);
+ iob = NULL;
}

cstat = irb->scsw.cmd.cstat;
@@ -1408,7 +1418,7 @@ static int qeth_clear_channel(struct qeth_card *card,

QETH_CARD_TEXT(card, 3, "clearch");
spin_lock_irq(get_ccwdev_lock(channel->ccwdev));
- rc = ccw_device_clear(channel->ccwdev, QETH_CLEAR_CHANNEL_PARM);
+ rc = ccw_device_clear(channel->ccwdev, (addr_t)channel->active_cmd);
spin_unlock_irq(get_ccwdev_lock(channel->ccwdev));

if (rc)
@@ -1430,7 +1440,7 @@ static int qeth_halt_channel(struct qeth_card *card,

QETH_CARD_TEXT(card, 3, "haltch");
spin_lock_irq(get_ccwdev_lock(channel->ccwdev));
- rc = ccw_device_halt(channel->ccwdev, QETH_HALT_CHANNEL_PARM);
+ rc = ccw_device_halt(channel->ccwdev, (addr_t)channel->active_cmd);
spin_unlock_irq(get_ccwdev_lock(channel->ccwdev));

if (rc)
@@ -1444,6 +1454,25 @@ static int qeth_halt_channel(struct qeth_card *card,
return 0;
}

+int qeth_stop_channel(struct qeth_channel *channel)
+{
+ struct ccw_device *cdev = channel->ccwdev;
+ int rc;
+
+ rc = ccw_device_set_offline(cdev);
+
+ spin_lock_irq(get_ccwdev_lock(cdev));
+ if (channel->active_cmd) {
+ dev_err(&cdev->dev, "Stopped channel while cmd %px was still active\n",
+ channel->active_cmd);
+ channel->active_cmd = NULL;
+ }
+ spin_unlock_irq(get_ccwdev_lock(cdev));
+
+ return rc;
+}
+EXPORT_SYMBOL_GPL(qeth_stop_channel);
+
static int qeth_halt_channels(struct qeth_card *card)
{
int rc1 = 0, rc2 = 0, rc3 = 0;
@@ -1747,6 +1776,8 @@ static int qeth_send_control_data(struct qeth_card *card,
spin_lock_irq(get_ccwdev_lock(channel->ccwdev));
rc = ccw_device_start_timeout(channel->ccwdev, __ccw_from_cmd(iob),
(addr_t) iob, 0, 0, timeout);
+ if (!rc)
+ channel->active_cmd = iob;
spin_unlock_irq(get_ccwdev_lock(channel->ccwdev));
if (rc) {
QETH_DBF_MESSAGE(2, "qeth_send_control_data on device %x: ccw_device_start rc = %i\n",
@@ -4625,12 +4656,12 @@ EXPORT_SYMBOL_GPL(qeth_vm_request_mac);

static void qeth_determine_capabilities(struct qeth_card *card)
{
+ struct qeth_channel *channel = &card->data;
+ struct ccw_device *ddev = channel->ccwdev;
int rc;
- struct ccw_device *ddev;
int ddev_offline = 0;

QETH_CARD_TEXT(card, 2, "detcapab");
- ddev = CARD_DDEV(card);
if (!ddev->online) {
ddev_offline = 1;
rc = ccw_device_set_online(ddev);
@@ -4669,7 +4700,7 @@ static void qeth_determine_capabilities(struct qeth_card *card)

out_offline:
if (ddev_offline == 1)
- ccw_device_set_offline(ddev);
+ qeth_stop_channel(channel);
out:
return;
}
@@ -4870,9 +4901,9 @@ int qeth_core_hardsetup_card(struct qeth_card *card, bool *carrier_ok)
QETH_DBF_MESSAGE(2, "Retrying to do IDX activates on device %x.\n",
CARD_DEVID(card));
rc = qeth_qdio_clear_card(card, !IS_IQD(card));
- ccw_device_set_offline(CARD_DDEV(card));
- ccw_device_set_offline(CARD_WDEV(card));
- ccw_device_set_offline(CARD_RDEV(card));
+ qeth_stop_channel(&card->data);
+ qeth_stop_channel(&card->write);
+ qeth_stop_channel(&card->read);
qdio_free(CARD_DDEV(card));
rc = ccw_device_set_online(CARD_RDEV(card));
if (rc)
diff --git a/drivers/s390/net/qeth_core_mpc.h b/drivers/s390/net/qeth_core_mpc.h
index b7c17b5c823b..65038539b324 100644
--- a/drivers/s390/net/qeth_core_mpc.h
+++ b/drivers/s390/net/qeth_core_mpc.h
@@ -28,20 +28,6 @@ extern unsigned char IPA_PDU_HEADER[];
#define QETH_TIMEOUT (10 * HZ)
#define QETH_IPA_TIMEOUT (45 * HZ)

-#define QETH_CLEAR_CHANNEL_PARM -10
-#define QETH_HALT_CHANNEL_PARM -11
-
-static inline bool qeth_intparm_is_iob(unsigned long intparm)
-{
- switch (intparm) {
- case QETH_CLEAR_CHANNEL_PARM:
- case QETH_HALT_CHANNEL_PARM:
- case 0:
- return false;
- }
- return true;
-}
-
/*****************************************************************************/
/* IP Assist related definitions */
/*****************************************************************************/
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index 11e3292c0adf..59e220749ad1 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -877,9 +877,9 @@ static int qeth_l2_set_online(struct ccwgroup_device *gdev)

out_remove:
qeth_l2_stop_card(card);
- ccw_device_set_offline(CARD_DDEV(card));
- ccw_device_set_offline(CARD_WDEV(card));
- ccw_device_set_offline(CARD_RDEV(card));
+ qeth_stop_channel(&card->data);
+ qeth_stop_channel(&card->write);
+ qeth_stop_channel(&card->read);
qdio_free(CARD_DDEV(card));

mutex_unlock(&card->conf_mutex);
@@ -910,9 +910,9 @@ static int __qeth_l2_set_offline(struct ccwgroup_device *cgdev,
rtnl_unlock();

qeth_l2_stop_card(card);
- rc = ccw_device_set_offline(CARD_DDEV(card));
- rc2 = ccw_device_set_offline(CARD_WDEV(card));
- rc3 = ccw_device_set_offline(CARD_RDEV(card));
+ rc = qeth_stop_channel(&card->data);
+ rc2 = qeth_stop_channel(&card->write);
+ rc3 = qeth_stop_channel(&card->read);
if (!rc)
rc = (rc2) ? rc2 : rc3;
if (rc)
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 5152970a9aa4..a1c23e998f97 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -2383,9 +2383,9 @@ static int qeth_l3_set_online(struct ccwgroup_device *gdev)
return 0;
out_remove:
qeth_l3_stop_card(card);
- ccw_device_set_offline(CARD_DDEV(card));
- ccw_device_set_offline(CARD_WDEV(card));
- ccw_device_set_offline(CARD_RDEV(card));
+ qeth_stop_channel(&card->data);
+ qeth_stop_channel(&card->write);
+ qeth_stop_channel(&card->read);
qdio_free(CARD_DDEV(card));

mutex_unlock(&card->conf_mutex);
@@ -2421,9 +2421,10 @@ static int __qeth_l3_set_offline(struct ccwgroup_device *cgdev,
call_netdevice_notifiers(NETDEV_REBOOT, card->dev);
rtnl_unlock();
}
- rc = ccw_device_set_offline(CARD_DDEV(card));
- rc2 = ccw_device_set_offline(CARD_WDEV(card));
- rc3 = ccw_device_set_offline(CARD_RDEV(card));
+
+ rc = qeth_stop_channel(&card->data);
+ rc2 = qeth_stop_channel(&card->write);
+ rc3 = qeth_stop_channel(&card->read);
if (!rc)
rc = (rc2) ? rc2 : rc3;
if (rc)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 25a6a25b17a2..1e38bb967871 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6779,23 +6779,13 @@ static void ufshcd_init_desc_sizes(struct ufs_hba *hba)
&hba->desc_size.geom_desc);
if (err)
hba->desc_size.geom_desc = QUERY_DESC_GEOMETRY_DEF_SIZE;
+
err = ufshcd_read_desc_length(hba, QUERY_DESC_IDN_HEALTH, 0,
&hba->desc_size.hlth_desc);
if (err)
hba->desc_size.hlth_desc = QUERY_DESC_HEALTH_DEF_SIZE;
}

-static void ufshcd_def_desc_sizes(struct ufs_hba *hba)
-{
- hba->desc_size.dev_desc = QUERY_DESC_DEVICE_DEF_SIZE;
- hba->desc_size.pwr_desc = QUERY_DESC_POWER_DEF_SIZE;
- hba->desc_size.interc_desc = QUERY_DESC_INTERCONNECT_DEF_SIZE;
- hba->desc_size.conf_desc = QUERY_DESC_CONFIGURATION_DEF_SIZE;
- hba->desc_size.unit_desc = QUERY_DESC_UNIT_DEF_SIZE;
- hba->desc_size.geom_desc = QUERY_DESC_GEOMETRY_DEF_SIZE;
- hba->desc_size.hlth_desc = QUERY_DESC_HEALTH_DEF_SIZE;
-}
-
static struct ufs_ref_clk ufs_ref_clk_freqs[] = {
{19200000, REF_CLK_FREQ_19_2_MHZ},
{26000000, REF_CLK_FREQ_26_MHZ},
@@ -8283,9 +8273,6 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq)
hba->mmio_base = mmio_base;
hba->irq = irq;

- /* Set descriptor lengths to specification defaults */
- ufshcd_def_desc_sizes(hba);
-
err = ufshcd_hba_init(hba);
if (err)
goto out_error;
diff --git a/drivers/soc/aspeed/aspeed-lpc-snoop.c b/drivers/soc/aspeed/aspeed-lpc-snoop.c
index 48f7ac238861..f3d8d53ab84d 100644
--- a/drivers/soc/aspeed/aspeed-lpc-snoop.c
+++ b/drivers/soc/aspeed/aspeed-lpc-snoop.c
@@ -97,13 +97,13 @@ static ssize_t snoop_file_read(struct file *file, char __user *buffer,
return ret ? ret : copied;
}

-static unsigned int snoop_file_poll(struct file *file,
+static __poll_t snoop_file_poll(struct file *file,
struct poll_table_struct *pt)
{
struct aspeed_lpc_snoop_channel *chan = snoop_file_to_chan(file);

poll_wait(file, &chan->wq, pt);
- return !kfifo_is_empty(&chan->fifo) ? POLLIN : 0;
+ return !kfifo_is_empty(&chan->fifo) ? EPOLLIN : 0;
}

static const struct file_operations snoop_fops = {
diff --git a/drivers/soc/qcom/llcc-slice.c b/drivers/soc/qcom/llcc-slice.c
index 9090ea12eaf3..4a6111635f82 100644
--- a/drivers/soc/qcom/llcc-slice.c
+++ b/drivers/soc/qcom/llcc-slice.c
@@ -48,7 +48,7 @@

static struct llcc_drv_data *drv_data = (void *) -EPROBE_DEFER;

-static const struct regmap_config llcc_regmap_config = {
+static struct regmap_config llcc_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
.val_bits = 32,
@@ -323,6 +323,7 @@ static struct regmap *qcom_llcc_init_mmio(struct platform_device *pdev,
if (IS_ERR(base))
return ERR_CAST(base);

+ llcc_regmap_config.name = name;
return devm_regmap_init_mmio(&pdev->dev, base, &llcc_regmap_config);
}

diff --git a/drivers/soc/renesas/renesas-soc.c b/drivers/soc/renesas/renesas-soc.c
index 3299cf5365f3..6651755e9f20 100644
--- a/drivers/soc/renesas/renesas-soc.c
+++ b/drivers/soc/renesas/renesas-soc.c
@@ -326,7 +326,7 @@ static int __init renesas_soc_init(void)
if (np) {
chipid = of_iomap(np, 0);
of_node_put(np);
- } else if (soc->id) {
+ } else if (soc->id && family->reg) {
chipid = ioremap(family->reg, 4);
}
if (chipid) {
diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
index 9f9c1c677cf4..0447afa970f5 100644
--- a/drivers/soc/tegra/pmc.c
+++ b/drivers/soc/tegra/pmc.c
@@ -1899,6 +1899,20 @@ static int tegra_pmc_irq_alloc(struct irq_domain *domain, unsigned int virq,
event->id,
&pmc->irq, pmc);

+ /*
+ * GPIOs don't have an equivalent interrupt in the
+ * parent controller (GIC). However some code, such
+ * as the one in irq_get_irqchip_state(), require a
+ * valid IRQ chip to be set. Make sure that's the
+ * case by passing NULL here, which will install a
+ * dummy IRQ chip for the interrupt in the parent
+ * domain.
+ */
+ if (domain->parent)
+ irq_domain_set_hwirq_and_chip(domain->parent,
+ virq, 0, NULL,
+ NULL);
+
break;
}
}
@@ -1908,10 +1922,22 @@ static int tegra_pmc_irq_alloc(struct irq_domain *domain, unsigned int virq,
* dummy hardware IRQ number. This is used in the ->irq_set_type()
* and ->irq_set_wake() callbacks to return early for these IRQs.
*/
- if (i == soc->num_wake_events)
+ if (i == soc->num_wake_events) {
err = irq_domain_set_hwirq_and_chip(domain, virq, ULONG_MAX,
&pmc->irq, pmc);

+ /*
+ * Interrupts without a wake event don't have a corresponding
+ * interrupt in the parent controller (GIC). Pass NULL for the
+ * chip here, which causes a dummy IRQ chip to be installed
+ * for the interrupt in the parent domain, to make this
+ * explicit.
+ */
+ if (domain->parent)
+ irq_domain_set_hwirq_and_chip(domain->parent, virq, 0,
+ NULL, NULL);
+ }
+
return err;
}

diff --git a/drivers/tee/optee/call.c b/drivers/tee/optee/call.c
index 13b0269a0abc..cf2367ba08d6 100644
--- a/drivers/tee/optee/call.c
+++ b/drivers/tee/optee/call.c
@@ -554,6 +554,13 @@ static int check_mem_type(unsigned long start, size_t num_pages)
struct mm_struct *mm = current->mm;
int rc;

+ /*
+ * Allow kernel address to register with OP-TEE as kernel
+ * pages are configured as normal memory only.
+ */
+ if (virt_addr_valid(start))
+ return 0;
+
down_read(&mm->mmap_sem);
rc = __check_mem_type(find_vma(mm, start),
start + num_pages * PAGE_SIZE);
diff --git a/drivers/tee/optee/core.c b/drivers/tee/optee/core.c
index 1854a3db7345..b830e0a87fba 100644
--- a/drivers/tee/optee/core.c
+++ b/drivers/tee/optee/core.c
@@ -643,11 +643,6 @@ static struct optee *optee_probe(struct device_node *np)
if (optee->sec_caps & OPTEE_SMC_SEC_CAP_DYNAMIC_SHM)
pr_info("dynamic shared memory is enabled\n");

- rc = optee_enumerate_devices();
- if (rc)
- goto err;
-
- pr_info("initialized driver\n");
return optee;
err:
if (optee) {
@@ -702,9 +697,10 @@ static struct optee *optee_svc;

static int __init optee_driver_init(void)
{
- struct device_node *fw_np;
- struct device_node *np;
- struct optee *optee;
+ struct device_node *fw_np = NULL;
+ struct device_node *np = NULL;
+ struct optee *optee = NULL;
+ int rc = 0;

/* Node is supposed to be below /firmware */
fw_np = of_find_node_by_name(NULL, "firmware");
@@ -723,6 +719,14 @@ static int __init optee_driver_init(void)
if (IS_ERR(optee))
return PTR_ERR(optee);

+ rc = optee_enumerate_devices();
+ if (rc) {
+ optee_remove(optee);
+ return rc;
+ }
+
+ pr_info("initialized driver\n");
+
optee_svc = optee;

return 0;
diff --git a/drivers/tee/optee/shm_pool.c b/drivers/tee/optee/shm_pool.c
index de1d9b8fad90..d767eebf30bd 100644
--- a/drivers/tee/optee/shm_pool.c
+++ b/drivers/tee/optee/shm_pool.c
@@ -17,6 +17,7 @@ static int pool_op_alloc(struct tee_shm_pool_mgr *poolm,
{
unsigned int order = get_order(size);
struct page *page;
+ int rc = 0;

page = alloc_pages(GFP_KERNEL | __GFP_ZERO, order);
if (!page)
@@ -26,12 +27,34 @@ static int pool_op_alloc(struct tee_shm_pool_mgr *poolm,
shm->paddr = page_to_phys(page);
shm->size = PAGE_SIZE << order;

- return 0;
+ if (shm->flags & TEE_SHM_DMA_BUF) {
+ unsigned int nr_pages = 1 << order, i;
+ struct page **pages;
+
+ pages = kcalloc(nr_pages, sizeof(pages), GFP_KERNEL);
+ if (!pages)
+ return -ENOMEM;
+
+ for (i = 0; i < nr_pages; i++) {
+ pages[i] = page;
+ page++;
+ }
+
+ shm->flags |= TEE_SHM_REGISTER;
+ rc = optee_shm_register(shm->ctx, shm, pages, nr_pages,
+ (unsigned long)shm->kaddr);
+ kfree(pages);
+ }
+
+ return rc;
}

static void pool_op_free(struct tee_shm_pool_mgr *poolm,
struct tee_shm *shm)
{
+ if (shm->flags & TEE_SHM_DMA_BUF)
+ optee_shm_unregister(shm->ctx, shm);
+
free_pages((unsigned long)shm->kaddr, get_order(shm->size));
shm->kaddr = NULL;
}
diff --git a/drivers/watchdog/sprd_wdt.c b/drivers/watchdog/sprd_wdt.c
index 0bb17b046140..65cb55f3916f 100644
--- a/drivers/watchdog/sprd_wdt.c
+++ b/drivers/watchdog/sprd_wdt.c
@@ -327,10 +327,9 @@ static int sprd_wdt_probe(struct platform_device *pdev)

static int __maybe_unused sprd_wdt_pm_suspend(struct device *dev)
{
- struct watchdog_device *wdd = dev_get_drvdata(dev);
struct sprd_wdt *wdt = dev_get_drvdata(dev);

- if (watchdog_active(wdd))
+ if (watchdog_active(&wdt->wdd))
sprd_wdt_stop(&wdt->wdd);
sprd_wdt_disable(wdt);

@@ -339,7 +338,6 @@ static int __maybe_unused sprd_wdt_pm_suspend(struct device *dev)

static int __maybe_unused sprd_wdt_pm_resume(struct device *dev)
{
- struct watchdog_device *wdd = dev_get_drvdata(dev);
struct sprd_wdt *wdt = dev_get_drvdata(dev);
int ret;

@@ -347,7 +345,7 @@ static int __maybe_unused sprd_wdt_pm_resume(struct device *dev)
if (ret)
return ret;

- if (watchdog_active(wdd)) {
+ if (watchdog_active(&wdt->wdd)) {
ret = sprd_wdt_start(&wdt->wdd);
if (ret) {
sprd_wdt_disable(wdt);
diff --git a/fs/afs/dir_edit.c b/fs/afs/dir_edit.c
index d4fbe5f85f1b..b108528bf010 100644
--- a/fs/afs/dir_edit.c
+++ b/fs/afs/dir_edit.c
@@ -68,13 +68,11 @@ static int afs_find_contig_bits(union afs_xdr_dir_block *block, unsigned int nr_
static void afs_set_contig_bits(union afs_xdr_dir_block *block,
int bit, unsigned int nr_slots)
{
- u64 mask, before, after;
+ u64 mask;

mask = (1 << nr_slots) - 1;
mask <<= bit;

- before = *(u64 *)block->hdr.bitmap;
-
block->hdr.bitmap[0] |= (u8)(mask >> 0 * 8);
block->hdr.bitmap[1] |= (u8)(mask >> 1 * 8);
block->hdr.bitmap[2] |= (u8)(mask >> 2 * 8);
@@ -83,8 +81,6 @@ static void afs_set_contig_bits(union afs_xdr_dir_block *block,
block->hdr.bitmap[5] |= (u8)(mask >> 5 * 8);
block->hdr.bitmap[6] |= (u8)(mask >> 6 * 8);
block->hdr.bitmap[7] |= (u8)(mask >> 7 * 8);
-
- after = *(u64 *)block->hdr.bitmap;
}

/*
@@ -93,13 +89,11 @@ static void afs_set_contig_bits(union afs_xdr_dir_block *block,
static void afs_clear_contig_bits(union afs_xdr_dir_block *block,
int bit, unsigned int nr_slots)
{
- u64 mask, before, after;
+ u64 mask;

mask = (1 << nr_slots) - 1;
mask <<= bit;

- before = *(u64 *)block->hdr.bitmap;
-
block->hdr.bitmap[0] &= ~(u8)(mask >> 0 * 8);
block->hdr.bitmap[1] &= ~(u8)(mask >> 1 * 8);
block->hdr.bitmap[2] &= ~(u8)(mask >> 2 * 8);
@@ -108,8 +102,6 @@ static void afs_clear_contig_bits(union afs_xdr_dir_block *block,
block->hdr.bitmap[5] &= ~(u8)(mask >> 5 * 8);
block->hdr.bitmap[6] &= ~(u8)(mask >> 6 * 8);
block->hdr.bitmap[7] &= ~(u8)(mask >> 7 * 8);
-
- after = *(u64 *)block->hdr.bitmap;
}

/*
diff --git a/fs/nfsd/Kconfig b/fs/nfsd/Kconfig
index c4b1a89b8845..f2f81561ebb6 100644
--- a/fs/nfsd/Kconfig
+++ b/fs/nfsd/Kconfig
@@ -73,6 +73,7 @@ config NFSD_V4
select NFSD_V3
select FS_POSIX_ACL
select SUNRPC_GSS
+ select CRYPTO_MD5
select CRYPTO_SHA256
select GRACE_PERIOD
help
diff --git a/fs/xfs/xfs_quotaops.c b/fs/xfs/xfs_quotaops.c
index cd6c7210a373..c7de17deeae6 100644
--- a/fs/xfs/xfs_quotaops.c
+++ b/fs/xfs/xfs_quotaops.c
@@ -201,6 +201,9 @@ xfs_fs_rm_xquota(
if (XFS_IS_QUOTA_ON(mp))
return -EINVAL;

+ if (uflags & ~(FS_USER_QUOTA | FS_GROUP_QUOTA | FS_PROJ_QUOTA))
+ return -EINVAL;
+
if (uflags & FS_USER_QUOTA)
flags |= XFS_DQ_USER;
if (uflags & FS_GROUP_QUOTA)
diff --git a/include/linux/mmc/sdio_ids.h b/include/linux/mmc/sdio_ids.h
index d1a5d5df02f5..08b25c02b5a1 100644
--- a/include/linux/mmc/sdio_ids.h
+++ b/include/linux/mmc/sdio_ids.h
@@ -71,6 +71,8 @@

#define SDIO_VENDOR_ID_TI 0x0097
#define SDIO_DEVICE_ID_TI_WL1271 0x4076
+#define SDIO_VENDOR_ID_TI_WL1251 0x104c
+#define SDIO_DEVICE_ID_TI_WL1251 0x9066

#define SDIO_VENDOR_ID_STE 0x0020
#define SDIO_DEVICE_ID_STE_CW1200 0x2280
diff --git a/kernel/bpf/devmap.c b/kernel/bpf/devmap.c
index 3867864cdc2f..3d3d61b5985b 100644
--- a/kernel/bpf/devmap.c
+++ b/kernel/bpf/devmap.c
@@ -74,7 +74,7 @@ struct bpf_dtab_netdev {

struct bpf_dtab {
struct bpf_map map;
- struct bpf_dtab_netdev **netdev_map;
+ struct bpf_dtab_netdev **netdev_map; /* DEVMAP type only */
struct list_head __percpu *flush_list;
struct list_head list;

@@ -101,6 +101,12 @@ static struct hlist_head *dev_map_create_hash(unsigned int entries)
return hash;
}

+static inline struct hlist_head *dev_map_index_hash(struct bpf_dtab *dtab,
+ int idx)
+{
+ return &dtab->dev_index_head[idx & (dtab->n_buckets - 1)];
+}
+
static int dev_map_init_map(struct bpf_dtab *dtab, union bpf_attr *attr)
{
int err, cpu;
@@ -120,8 +126,7 @@ static int dev_map_init_map(struct bpf_dtab *dtab, union bpf_attr *attr)
bpf_map_init_from_attr(&dtab->map, attr);

/* make sure page count doesn't overflow */
- cost = (u64) dtab->map.max_entries * sizeof(struct bpf_dtab_netdev *);
- cost += sizeof(struct list_head) * num_possible_cpus();
+ cost = (u64) sizeof(struct list_head) * num_possible_cpus();

if (attr->map_type == BPF_MAP_TYPE_DEVMAP_HASH) {
dtab->n_buckets = roundup_pow_of_two(dtab->map.max_entries);
@@ -129,6 +134,8 @@ static int dev_map_init_map(struct bpf_dtab *dtab, union bpf_attr *attr)
if (!dtab->n_buckets) /* Overflow check */
return -EINVAL;
cost += (u64) sizeof(struct hlist_head) * dtab->n_buckets;
+ } else {
+ cost += (u64) dtab->map.max_entries * sizeof(struct bpf_dtab_netdev *);
}

/* if map size is larger than memlock limit, reject it */
@@ -143,24 +150,22 @@ static int dev_map_init_map(struct bpf_dtab *dtab, union bpf_attr *attr)
for_each_possible_cpu(cpu)
INIT_LIST_HEAD(per_cpu_ptr(dtab->flush_list, cpu));

- dtab->netdev_map = bpf_map_area_alloc(dtab->map.max_entries *
- sizeof(struct bpf_dtab_netdev *),
- dtab->map.numa_node);
- if (!dtab->netdev_map)
- goto free_percpu;
-
if (attr->map_type == BPF_MAP_TYPE_DEVMAP_HASH) {
dtab->dev_index_head = dev_map_create_hash(dtab->n_buckets);
if (!dtab->dev_index_head)
- goto free_map_area;
+ goto free_percpu;

spin_lock_init(&dtab->index_lock);
+ } else {
+ dtab->netdev_map = bpf_map_area_alloc(dtab->map.max_entries *
+ sizeof(struct bpf_dtab_netdev *),
+ dtab->map.numa_node);
+ if (!dtab->netdev_map)
+ goto free_percpu;
}

return 0;

-free_map_area:
- bpf_map_area_free(dtab->netdev_map);
free_percpu:
free_percpu(dtab->flush_list);
free_charge:
@@ -228,21 +233,40 @@ static void dev_map_free(struct bpf_map *map)
cond_resched();
}

- for (i = 0; i < dtab->map.max_entries; i++) {
- struct bpf_dtab_netdev *dev;
+ if (dtab->map.map_type == BPF_MAP_TYPE_DEVMAP_HASH) {
+ for (i = 0; i < dtab->n_buckets; i++) {
+ struct bpf_dtab_netdev *dev;
+ struct hlist_head *head;
+ struct hlist_node *next;

- dev = dtab->netdev_map[i];
- if (!dev)
- continue;
+ head = dev_map_index_hash(dtab, i);

- free_percpu(dev->bulkq);
- dev_put(dev->dev);
- kfree(dev);
+ hlist_for_each_entry_safe(dev, next, head, index_hlist) {
+ hlist_del_rcu(&dev->index_hlist);
+ free_percpu(dev->bulkq);
+ dev_put(dev->dev);
+ kfree(dev);
+ }
+ }
+
+ kfree(dtab->dev_index_head);
+ } else {
+ for (i = 0; i < dtab->map.max_entries; i++) {
+ struct bpf_dtab_netdev *dev;
+
+ dev = dtab->netdev_map[i];
+ if (!dev)
+ continue;
+
+ free_percpu(dev->bulkq);
+ dev_put(dev->dev);
+ kfree(dev);
+ }
+
+ bpf_map_area_free(dtab->netdev_map);
}

free_percpu(dtab->flush_list);
- bpf_map_area_free(dtab->netdev_map);
- kfree(dtab->dev_index_head);
kfree(dtab);
}

@@ -263,12 +287,6 @@ static int dev_map_get_next_key(struct bpf_map *map, void *key, void *next_key)
return 0;
}

-static inline struct hlist_head *dev_map_index_hash(struct bpf_dtab *dtab,
- int idx)
-{
- return &dtab->dev_index_head[idx & (dtab->n_buckets - 1)];
-}
-
struct bpf_dtab_netdev *__dev_map_hash_lookup_elem(struct bpf_map *map, u32 key)
{
struct bpf_dtab *dtab = container_of(map, struct bpf_dtab, map);
diff --git a/kernel/dma/direct.c b/kernel/dma/direct.c
index 8402b29c280f..867fd72cb260 100644
--- a/kernel/dma/direct.c
+++ b/kernel/dma/direct.c
@@ -375,7 +375,7 @@ dma_addr_t dma_direct_map_resource(struct device *dev, phys_addr_t paddr,
{
dma_addr_t dma_addr = paddr;

- if (unlikely(!dma_direct_possible(dev, dma_addr, size))) {
+ if (unlikely(!dma_capable(dev, dma_addr, size))) {
report_addr(dev, dma_addr, size);
return DMA_MAPPING_ERROR;
}
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index 2defc7fe74c3..fa08d55f7040 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -1946,7 +1946,7 @@ static void nocb_gp_wait(struct rcu_data *my_rdp)
int __maybe_unused cpu = my_rdp->cpu;
unsigned long cur_gp_seq;
unsigned long flags;
- bool gotcbs;
+ bool gotcbs = false;
unsigned long j = jiffies;
bool needwait_gp = false; // This prevents actual uninitialized use.
bool needwake;
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index a8a08030a8f7..08bdee0480b3 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -1743,13 +1743,16 @@ static void start_hrtick_dl(struct rq *rq, struct task_struct *p)
}
#endif

-static void set_next_task_dl(struct rq *rq, struct task_struct *p)
+static void set_next_task_dl(struct rq *rq, struct task_struct *p, bool first)
{
p->se.exec_start = rq_clock_task(rq);

/* You can't push away the running task */
dequeue_pushable_dl_task(rq, p);

+ if (!first)
+ return;
+
if (hrtick_enabled(rq))
start_hrtick_dl(rq, p);

@@ -1785,7 +1788,7 @@ pick_next_task_dl(struct rq *rq, struct task_struct *prev, struct rq_flags *rf)
dl_se = pick_next_dl_entity(rq, dl_rq);
BUG_ON(!dl_se);
p = dl_task_of(dl_se);
- set_next_task_dl(rq, p);
+ set_next_task_dl(rq, p, true);
return p;
}

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 69a81a5709ff..c87a798d1456 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -3504,9 +3504,6 @@ update_cfs_rq_load_avg(u64 now, struct cfs_rq *cfs_rq)
cfs_rq->load_last_update_time_copy = sa->last_update_time;
#endif

- if (decayed)
- cfs_rq_util_change(cfs_rq, 0);
-
return decayed;
}

@@ -3616,8 +3613,12 @@ static inline void update_load_avg(struct cfs_rq *cfs_rq, struct sched_entity *s
attach_entity_load_avg(cfs_rq, se, SCHED_CPUFREQ_MIGRATION);
update_tg_load_avg(cfs_rq, 0);

- } else if (decayed && (flags & UPDATE_TG))
- update_tg_load_avg(cfs_rq, 0);
+ } else if (decayed) {
+ cfs_rq_util_change(cfs_rq, 0);
+
+ if (flags & UPDATE_TG)
+ update_tg_load_avg(cfs_rq, 0);
+ }
}

#ifndef CONFIG_64BIT
@@ -7517,6 +7518,28 @@ static inline bool others_have_blocked(struct rq *rq) { return false; }
static inline void update_blocked_load_status(struct rq *rq, bool has_blocked) {}
#endif

+static bool __update_blocked_others(struct rq *rq, bool *done)
+{
+ const struct sched_class *curr_class;
+ u64 now = rq_clock_pelt(rq);
+ bool decayed;
+
+ /*
+ * update_load_avg() can call cpufreq_update_util(). Make sure that RT,
+ * DL and IRQ signals have been updated before updating CFS.
+ */
+ curr_class = rq->curr->sched_class;
+
+ decayed = update_rt_rq_load_avg(now, rq, curr_class == &rt_sched_class) |
+ update_dl_rq_load_avg(now, rq, curr_class == &dl_sched_class) |
+ update_irq_load_avg(rq, 0);
+
+ if (others_have_blocked(rq))
+ *done = false;
+
+ return decayed;
+}
+
#ifdef CONFIG_FAIR_GROUP_SCHED

static inline bool cfs_rq_is_decayed(struct cfs_rq *cfs_rq)
@@ -7536,29 +7559,11 @@ static inline bool cfs_rq_is_decayed(struct cfs_rq *cfs_rq)
return true;
}

-static void update_blocked_averages(int cpu)
+static bool __update_blocked_fair(struct rq *rq, bool *done)
{
- struct rq *rq = cpu_rq(cpu);
struct cfs_rq *cfs_rq, *pos;
- const struct sched_class *curr_class;
- struct rq_flags rf;
- bool done = true;
-
- rq_lock_irqsave(rq, &rf);
- update_rq_clock(rq);
-
- /*
- * update_cfs_rq_load_avg() can call cpufreq_update_util(). Make sure
- * that RT, DL and IRQ signals have been updated before updating CFS.
- */
- curr_class = rq->curr->sched_class;
- update_rt_rq_load_avg(rq_clock_pelt(rq), rq, curr_class == &rt_sched_class);
- update_dl_rq_load_avg(rq_clock_pelt(rq), rq, curr_class == &dl_sched_class);
- update_irq_load_avg(rq, 0);
-
- /* Don't need periodic decay once load/util_avg are null */
- if (others_have_blocked(rq))
- done = false;
+ bool decayed = false;
+ int cpu = cpu_of(rq);

/*
* Iterates the task_group tree in a bottom up fashion, see
@@ -7567,9 +7572,13 @@ static void update_blocked_averages(int cpu)
for_each_leaf_cfs_rq_safe(rq, cfs_rq, pos) {
struct sched_entity *se;

- if (update_cfs_rq_load_avg(cfs_rq_clock_pelt(cfs_rq), cfs_rq))
+ if (update_cfs_rq_load_avg(cfs_rq_clock_pelt(cfs_rq), cfs_rq)) {
update_tg_load_avg(cfs_rq, 0);

+ if (cfs_rq == &rq->cfs)
+ decayed = true;
+ }
+
/* Propagate pending load changes to the parent, if any: */
se = cfs_rq->tg->se[cpu];
if (se && !skip_blocked_update(se))
@@ -7584,11 +7593,10 @@ static void update_blocked_averages(int cpu)

/* Don't need periodic decay once load/util_avg are null */
if (cfs_rq_has_blocked(cfs_rq))
- done = false;
+ *done = false;
}

- update_blocked_load_status(rq, !done);
- rq_unlock_irqrestore(rq, &rf);
+ return decayed;
}

/*
@@ -7638,29 +7646,16 @@ static unsigned long task_h_load(struct task_struct *p)
cfs_rq_load_avg(cfs_rq) + 1);
}
#else
-static inline void update_blocked_averages(int cpu)
+static bool __update_blocked_fair(struct rq *rq, bool *done)
{
- struct rq *rq = cpu_rq(cpu);
struct cfs_rq *cfs_rq = &rq->cfs;
- const struct sched_class *curr_class;
- struct rq_flags rf;
-
- rq_lock_irqsave(rq, &rf);
- update_rq_clock(rq);
-
- /*
- * update_cfs_rq_load_avg() can call cpufreq_update_util(). Make sure
- * that RT, DL and IRQ signals have been updated before updating CFS.
- */
- curr_class = rq->curr->sched_class;
- update_rt_rq_load_avg(rq_clock_pelt(rq), rq, curr_class == &rt_sched_class);
- update_dl_rq_load_avg(rq_clock_pelt(rq), rq, curr_class == &dl_sched_class);
- update_irq_load_avg(rq, 0);
+ bool decayed;

- update_cfs_rq_load_avg(cfs_rq_clock_pelt(cfs_rq), cfs_rq);
+ decayed = update_cfs_rq_load_avg(cfs_rq_clock_pelt(cfs_rq), cfs_rq);
+ if (cfs_rq_has_blocked(cfs_rq))
+ *done = false;

- update_blocked_load_status(rq, cfs_rq_has_blocked(cfs_rq) || others_have_blocked(rq));
- rq_unlock_irqrestore(rq, &rf);
+ return decayed;
}

static unsigned long task_h_load(struct task_struct *p)
@@ -7669,6 +7664,24 @@ static unsigned long task_h_load(struct task_struct *p)
}
#endif

+static void update_blocked_averages(int cpu)
+{
+ bool decayed = false, done = true;
+ struct rq *rq = cpu_rq(cpu);
+ struct rq_flags rf;
+
+ rq_lock_irqsave(rq, &rf);
+ update_rq_clock(rq);
+
+ decayed |= __update_blocked_others(rq, &done);
+ decayed |= __update_blocked_fair(rq, &done);
+
+ update_blocked_load_status(rq, !done);
+ if (decayed)
+ cpufreq_update_util(rq, 0);
+ rq_unlock_irqrestore(rq, &rf);
+}
+
/********** Helpers for find_busiest_group ************************/

/*
@@ -10151,7 +10164,7 @@ static void switched_to_fair(struct rq *rq, struct task_struct *p)
* This routine is mostly called to set cfs_rq->curr field when a task
* migrates between groups/classes.
*/
-static void set_next_task_fair(struct rq *rq, struct task_struct *p)
+static void set_next_task_fair(struct rq *rq, struct task_struct *p, bool first)
{
struct sched_entity *se = &p->se;

diff --git a/kernel/sched/idle.c b/kernel/sched/idle.c
index f65ef1e2f204..131e7c86cf06 100644
--- a/kernel/sched/idle.c
+++ b/kernel/sched/idle.c
@@ -385,7 +385,7 @@ static void put_prev_task_idle(struct rq *rq, struct task_struct *prev)
{
}

-static void set_next_task_idle(struct rq *rq, struct task_struct *next)
+static void set_next_task_idle(struct rq *rq, struct task_struct *next, bool first)
{
update_idle_core(rq);
schedstat_inc(rq->sched_goidle);
@@ -399,7 +399,7 @@ pick_next_task_idle(struct rq *rq, struct task_struct *prev, struct rq_flags *rf
if (prev)
put_prev_task(rq, prev);

- set_next_task_idle(rq, next);
+ set_next_task_idle(rq, next, true);

return next;
}
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 9b8adc01be3d..7bf917e4d63a 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -1515,13 +1515,16 @@ static void check_preempt_curr_rt(struct rq *rq, struct task_struct *p, int flag
#endif
}

-static inline void set_next_task_rt(struct rq *rq, struct task_struct *p)
+static inline void set_next_task_rt(struct rq *rq, struct task_struct *p, bool first)
{
p->se.exec_start = rq_clock_task(rq);

/* The running task is never eligible for pushing */
dequeue_pushable_task(rq, p);

+ if (!first)
+ return;
+
/*
* If prev task was rt, put_prev_task() has already updated the
* utilization. We only care of the case where we start to schedule a
@@ -1575,7 +1578,7 @@ pick_next_task_rt(struct rq *rq, struct task_struct *prev, struct rq_flags *rf)
return NULL;

p = _pick_next_task_rt(rq);
- set_next_task_rt(rq, p);
+ set_next_task_rt(rq, p, true);
return p;
}

diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 49ed949f850c..e5e2605778c9 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -1728,7 +1728,7 @@ struct sched_class {
struct task_struct *prev,
struct rq_flags *rf);
void (*put_prev_task)(struct rq *rq, struct task_struct *p);
- void (*set_next_task)(struct rq *rq, struct task_struct *p);
+ void (*set_next_task)(struct rq *rq, struct task_struct *p, bool first);

#ifdef CONFIG_SMP
int (*balance)(struct rq *rq, struct task_struct *prev, struct rq_flags *rf);
@@ -1780,7 +1780,7 @@ static inline void put_prev_task(struct rq *rq, struct task_struct *prev)
static inline void set_next_task(struct rq *rq, struct task_struct *next)
{
WARN_ON_ONCE(rq->curr != next);
- next->sched_class->set_next_task(rq, next);
+ next->sched_class->set_next_task(rq, next, false);
}

#ifdef CONFIG_SMP
diff --git a/kernel/sched/stop_task.c b/kernel/sched/stop_task.c
index c0640739e05e..02dc0a8e3925 100644
--- a/kernel/sched/stop_task.c
+++ b/kernel/sched/stop_task.c
@@ -29,7 +29,7 @@ check_preempt_curr_stop(struct rq *rq, struct task_struct *p, int flags)
/* we're never preempted */
}

-static void set_next_task_stop(struct rq *rq, struct task_struct *stop)
+static void set_next_task_stop(struct rq *rq, struct task_struct *stop, bool first)
{
stop->se.exec_start = rq_clock_task(rq);
}
@@ -42,7 +42,7 @@ pick_next_task_stop(struct rq *rq, struct task_struct *prev, struct rq_flags *rf
if (!sched_stop_runnable(rq))
return NULL;

- set_next_task_stop(rq, rq->stop);
+ set_next_task_stop(rq, rq->stop, true);
return rq->stop;
}

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 649687622654..e9c63b79e03f 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -425,7 +425,8 @@ static void workqueue_sysfs_unregister(struct workqueue_struct *wq);
* ignored.
*/
#define for_each_pwq(pwq, wq) \
- list_for_each_entry_rcu((pwq), &(wq)->pwqs, pwqs_node) \
+ list_for_each_entry_rcu((pwq), &(wq)->pwqs, pwqs_node, \
+ lockdep_is_held(&wq->mutex)) \
if (({ assert_rcu_or_wq_mutex(wq); false; })) { } \
else

diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index f2452496ad9f..920784a9b7ff 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -2049,8 +2049,8 @@ static int neightbl_fill_info(struct sk_buff *skb, struct neigh_table *tbl,
goto nla_put_failure;
{
unsigned long now = jiffies;
- unsigned int flush_delta = now - tbl->last_flush;
- unsigned int rand_delta = now - tbl->last_rand;
+ long flush_delta = now - tbl->last_flush;
+ long rand_delta = now - tbl->last_rand;
struct neigh_hash_table *nht;
struct ndt_config ndc = {
.ndtc_key_len = tbl->key_len,
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index b4db68e5caa9..4c826b8bf9b1 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -1462,14 +1462,17 @@ static int netdev_queue_add_kobject(struct net_device *dev, int index)
struct kobject *kobj = &queue->kobj;
int error = 0;

+ /* Kobject_put later will trigger netdev_queue_release call
+ * which decreases dev refcount: Take that reference here
+ */
+ dev_hold(queue->dev);
+
kobj->kset = dev->queues_kset;
error = kobject_init_and_add(kobj, &netdev_queue_ktype, NULL,
"tx-%u", index);
if (error)
goto err;

- dev_hold(queue->dev);
-
#ifdef CONFIG_BQL
error = sysfs_create_group(kobj, &dql_group);
if (error)
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 23f67b8fdeaa..3eed90bfa2bf 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -1667,6 +1667,7 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct genl_info *info)
ovs_dp_reset_user_features(skb, info);
}

+ ovs_unlock();
goto err_destroy_meters;
}

@@ -1683,7 +1684,6 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct genl_info *info)
return 0;

err_destroy_meters:
- ovs_unlock();
ovs_meters_exit(dp);
err_destroy_ports_array:
kfree(dp->ports);
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 529d4ce945db..118cd66b7516 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1296,15 +1296,21 @@ static void packet_sock_destruct(struct sock *sk)

static bool fanout_flow_is_huge(struct packet_sock *po, struct sk_buff *skb)
{
- u32 rxhash;
+ u32 *history = po->rollover->history;
+ u32 victim, rxhash;
int i, count = 0;

rxhash = skb_get_hash(skb);
for (i = 0; i < ROLLOVER_HLEN; i++)
- if (po->rollover->history[i] == rxhash)
+ if (READ_ONCE(history[i]) == rxhash)
count++;

- po->rollover->history[prandom_u32() % ROLLOVER_HLEN] = rxhash;
+ victim = prandom_u32() % ROLLOVER_HLEN;
+
+ /* Avoid dirtying the cache line if possible */
+ if (READ_ONCE(history[victim]) != rxhash)
+ WRITE_ONCE(history[victim], rxhash);
+
return count > (ROLLOVER_HLEN >> 1);
}

diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 8be2f209982b..908b60a72d95 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1075,24 +1075,32 @@ gss_read_verf(struct rpc_gss_wire_cred *gc,
return 0;
}

-/* Ok this is really heavily depending on a set of semantics in
- * how rqstp is set up by svc_recv and pages laid down by the
- * server when reading a request. We are basically guaranteed that
- * the token lays all down linearly across a set of pages, starting
- * at iov_base in rq_arg.head[0] which happens to be the first of a
- * set of pages stored in rq_pages[].
- * rq_arg.head[0].iov_base will provide us the page_base to pass
- * to the upcall.
- */
-static inline int
-gss_read_proxy_verf(struct svc_rqst *rqstp,
- struct rpc_gss_wire_cred *gc, __be32 *authp,
- struct xdr_netobj *in_handle,
- struct gssp_in_token *in_token)
+static void gss_free_in_token_pages(struct gssp_in_token *in_token)
{
- struct kvec *argv = &rqstp->rq_arg.head[0];
u32 inlen;
- int res;
+ int i;
+
+ i = 0;
+ inlen = in_token->page_len;
+ while (inlen) {
+ if (in_token->pages[i])
+ put_page(in_token->pages[i]);
+ inlen -= inlen > PAGE_SIZE ? PAGE_SIZE : inlen;
+ }
+
+ kfree(in_token->pages);
+ in_token->pages = NULL;
+}
+
+static int gss_read_proxy_verf(struct svc_rqst *rqstp,
+ struct rpc_gss_wire_cred *gc, __be32 *authp,
+ struct xdr_netobj *in_handle,
+ struct gssp_in_token *in_token)
+{
+ struct kvec *argv = &rqstp->rq_arg.head[0];
+ unsigned int page_base, length;
+ int pages, i, res;
+ size_t inlen;

res = gss_read_common_verf(gc, argv, authp, in_handle);
if (res)
@@ -1102,10 +1110,36 @@ gss_read_proxy_verf(struct svc_rqst *rqstp,
if (inlen > (argv->iov_len + rqstp->rq_arg.page_len))
return SVC_DENIED;

- in_token->pages = rqstp->rq_pages;
- in_token->page_base = (ulong)argv->iov_base & ~PAGE_MASK;
+ pages = DIV_ROUND_UP(inlen, PAGE_SIZE);
+ in_token->pages = kcalloc(pages, sizeof(struct page *), GFP_KERNEL);
+ if (!in_token->pages)
+ return SVC_DENIED;
+ in_token->page_base = 0;
in_token->page_len = inlen;
+ for (i = 0; i < pages; i++) {
+ in_token->pages[i] = alloc_page(GFP_KERNEL);
+ if (!in_token->pages[i]) {
+ gss_free_in_token_pages(in_token);
+ return SVC_DENIED;
+ }
+ }

+ length = min_t(unsigned int, inlen, argv->iov_len);
+ memcpy(page_address(in_token->pages[0]), argv->iov_base, length);
+ inlen -= length;
+
+ i = 1;
+ page_base = rqstp->rq_arg.page_base;
+ while (inlen) {
+ length = min_t(unsigned int, inlen, PAGE_SIZE);
+ memcpy(page_address(in_token->pages[i]),
+ page_address(rqstp->rq_arg.pages[i]) + page_base,
+ length);
+
+ inlen -= length;
+ page_base = 0;
+ i++;
+ }
return 0;
}

@@ -1280,8 +1314,11 @@ static int svcauth_gss_proxy_init(struct svc_rqst *rqstp,
break;
case GSS_S_COMPLETE:
status = gss_proxy_save_rsc(sn->rsc_cache, &ud, &handle);
- if (status)
+ if (status) {
+ pr_info("%s: gss_proxy_save_rsc failed (%d)\n",
+ __func__, status);
goto out;
+ }
cli_handle.data = (u8 *)&handle;
cli_handle.len = sizeof(handle);
break;
@@ -1292,15 +1329,20 @@ static int svcauth_gss_proxy_init(struct svc_rqst *rqstp,

/* Got an answer to the upcall; use it: */
if (gss_write_init_verf(sn->rsc_cache, rqstp,
- &cli_handle, &ud.major_status))
+ &cli_handle, &ud.major_status)) {
+ pr_info("%s: gss_write_init_verf failed\n", __func__);
goto out;
+ }
if (gss_write_resv(resv, PAGE_SIZE,
&cli_handle, &ud.out_token,
- ud.major_status, ud.minor_status))
+ ud.major_status, ud.minor_status)) {
+ pr_info("%s: gss_write_resv failed\n", __func__);
goto out;
+ }

ret = SVC_COMPLETE;
out:
+ gss_free_in_token_pages(&ud.in_token);
gssp_free_upcall_data(&ud);
return ret;
}
diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 14ba9e72a204..f3104be8ff5d 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -436,13 +436,12 @@ xdr_shrink_bufhead(struct xdr_buf *buf, size_t len)
}

/**
- * xdr_shrink_pagelen
+ * xdr_shrink_pagelen - shrinks buf->pages by up to @len bytes
* @buf: xdr_buf
* @len: bytes to remove from buf->pages
*
- * Shrinks XDR buffer's page array buf->pages by
- * 'len' bytes. The extra data is not lost, but is instead
- * moved into the tail.
+ * The extra data is not lost, but is instead moved into buf->tail.
+ * Returns the actual number of bytes moved.
*/
static unsigned int
xdr_shrink_pagelen(struct xdr_buf *buf, size_t len)
@@ -455,8 +454,8 @@ xdr_shrink_pagelen(struct xdr_buf *buf, size_t len)

result = 0;
tail = buf->tail;
- BUG_ON (len > pglen);
-
+ if (len > buf->page_len)
+ len = buf-> page_len;
tailbuf_len = buf->buflen - buf->head->iov_len - buf->page_len;

/* Shift the tail first */
diff --git a/net/sunrpc/xprtrdma/svc_rdma_backchannel.c b/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
index d1fcc41d5eb5..908e78bb87c6 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
@@ -195,6 +195,7 @@ rpcrdma_bc_send_request(struct svcxprt_rdma *rdma, struct rpc_rqst *rqst)
pr_info("%s: %*ph\n", __func__, 64, rqst->rq_buffer);
#endif

+ rqst->rq_xtime = ktime_get();
rc = svc_rdma_bc_sendto(rdma, rqst, ctxt);
if (rc) {
svc_rdma_send_ctxt_put(rdma, ctxt);
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 70e52f567b2a..5361b98f31ae 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -2659,6 +2659,8 @@ static int bc_sendto(struct rpc_rqst *req)
.iov_len = sizeof(marker),
};

+ req->rq_xtime = ktime_get();
+
len = kernel_sendmsg(transport->sock, &msg, &iov, 1, iov.iov_len);
if (len != iov.iov_len)
return -EAGAIN;
@@ -2684,7 +2686,6 @@ static int bc_send_request(struct rpc_rqst *req)
struct svc_xprt *xprt;
int len;

- dprintk("sending request with xid: %08x\n", ntohl(req->rq_xid));
/*
* Get the server socket associated with this callback xprt
*/
diff --git a/net/tipc/link.c b/net/tipc/link.c
index 999eab592de8..a9d8a81e80cf 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1084,7 +1084,7 @@ static bool link_retransmit_failure(struct tipc_link *l, struct tipc_link *r,
return false;

if (!time_after(jiffies, TIPC_SKB_CB(skb)->retr_stamp +
- msecs_to_jiffies(r->tolerance)))
+ msecs_to_jiffies(r->tolerance * 10)))
return false;

hdr = buf_msg(skb);
diff --git a/net/tipc/monitor.c b/net/tipc/monitor.c
index 6a6eae88442f..58708b4c7719 100644
--- a/net/tipc/monitor.c
+++ b/net/tipc/monitor.c
@@ -665,6 +665,21 @@ void tipc_mon_delete(struct net *net, int bearer_id)
kfree(mon);
}

+void tipc_mon_reinit_self(struct net *net)
+{
+ struct tipc_monitor *mon;
+ int bearer_id;
+
+ for (bearer_id = 0; bearer_id < MAX_BEARERS; bearer_id++) {
+ mon = tipc_monitor(net, bearer_id);
+ if (!mon)
+ continue;
+ write_lock_bh(&mon->lock);
+ mon->self->addr = tipc_own_addr(net);
+ write_unlock_bh(&mon->lock);
+ }
+}
+
int tipc_nl_monitor_set_threshold(struct net *net, u32 cluster_size)
{
struct tipc_net *tn = tipc_net(net);
diff --git a/net/tipc/monitor.h b/net/tipc/monitor.h
index 2a21b93e0d04..ed63d2e650b0 100644
--- a/net/tipc/monitor.h
+++ b/net/tipc/monitor.h
@@ -77,6 +77,7 @@ int __tipc_nl_add_monitor(struct net *net, struct tipc_nl_msg *msg,
u32 bearer_id);
int tipc_nl_add_monitor_peer(struct net *net, struct tipc_nl_msg *msg,
u32 bearer_id, u32 *prev_node);
+void tipc_mon_reinit_self(struct net *net);

extern const int tipc_max_domain_size;
#endif
diff --git a/net/tipc/net.c b/net/tipc/net.c
index 85707c185360..2de3cec9929d 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -42,6 +42,7 @@
#include "node.h"
#include "bcast.h"
#include "netlink.h"
+#include "monitor.h"

/*
* The TIPC locking policy is designed to ensure a very fine locking
@@ -136,6 +137,7 @@ static void tipc_net_finalize(struct net *net, u32 addr)
tipc_set_node_addr(net, addr);
tipc_named_reinit(net);
tipc_sk_reinit(net);
+ tipc_mon_reinit_self(net);
tipc_nametbl_publish(net, TIPC_CFG_SRV, addr, addr,
TIPC_CLUSTER_SCOPE, 0, addr);
}
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 79d06c21ebe3..aea951a1f805 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -504,7 +504,7 @@ static void __tipc_shutdown(struct socket *sock, int error)
struct sock *sk = sock->sk;
struct tipc_sock *tsk = tipc_sk(sk);
struct net *net = sock_net(sk);
- long timeout = CONN_TIMEOUT_DEFAULT;
+ long timeout = msecs_to_jiffies(CONN_TIMEOUT_DEFAULT);
u32 dnode = tsk_peer_node(tsk);
struct sk_buff *skb;

@@ -1396,8 +1396,10 @@ static int __tipc_sendmsg(struct socket *sock, struct msghdr *m, size_t dlen)
rc = tipc_msg_build(hdr, m, 0, dlen, mtu, &pkts);
if (unlikely(rc != dlen))
return rc;
- if (unlikely(syn && !tipc_msg_skb_clone(&pkts, &sk->sk_write_queue)))
+ if (unlikely(syn && !tipc_msg_skb_clone(&pkts, &sk->sk_write_queue))) {
+ __skb_queue_purge(&pkts);
return -ENOMEM;
+ }

trace_tipc_sk_sendmsg(sk, skb_peek(&pkts), TIPC_DUMP_SK_SNDQ, " ");
rc = tipc_node_xmit(net, &pkts, dnode, tsk->portid);
@@ -2685,6 +2687,7 @@ static void tipc_sk_timeout(struct timer_list *t)
if (sock_owned_by_user(sk)) {
sk_reset_timer(sk, &sk->sk_timer, jiffies + HZ / 20);
bh_unlock_sock(sk);
+ sock_put(sk);
return;
}

diff --git a/samples/bpf/sockex1_kern.c b/samples/bpf/sockex1_kern.c
index ed18e9a4909c..43e38ce594d4 100644
--- a/samples/bpf/sockex1_kern.c
+++ b/samples/bpf/sockex1_kern.c
@@ -4,12 +4,12 @@
#include <uapi/linux/ip.h>
#include "bpf_helpers.h"

-struct bpf_map_def SEC("maps") my_map = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(long),
- .max_entries = 256,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_ARRAY);
+ __type(key, u32);
+ __type(value, long);
+ __uint(max_entries, 256);
+} my_map SEC(".maps");

SEC("socket1")
int bpf_prog1(struct __sk_buff *skb)
diff --git a/samples/bpf/sockex2_kern.c b/samples/bpf/sockex2_kern.c
index f2f9dbc021b0..ae4bdc89b599 100644
--- a/samples/bpf/sockex2_kern.c
+++ b/samples/bpf/sockex2_kern.c
@@ -189,12 +189,12 @@ struct pair {
long bytes;
};

-struct bpf_map_def SEC("maps") hash_map = {
- .type = BPF_MAP_TYPE_HASH,
- .key_size = sizeof(__be32),
- .value_size = sizeof(struct pair),
- .max_entries = 1024,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_HASH);
+ __type(key, __be32);
+ __type(value, struct pair);
+ __uint(max_entries, 1024);
+} hash_map SEC(".maps");

SEC("socket2")
int bpf_prog2(struct __sk_buff *skb)
diff --git a/samples/bpf/xdp1_kern.c b/samples/bpf/xdp1_kern.c
index 219742106bfd..db6870aee42c 100644
--- a/samples/bpf/xdp1_kern.c
+++ b/samples/bpf/xdp1_kern.c
@@ -14,12 +14,12 @@
#include <linux/ipv6.h>
#include "bpf_helpers.h"

-struct bpf_map_def SEC("maps") rxcnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(long),
- .max_entries = 256,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, long);
+ __uint(max_entries, 256);
+} rxcnt SEC(".maps");

static int parse_ipv4(void *data, u64 nh_off, void *data_end)
{
diff --git a/samples/bpf/xdp2_kern.c b/samples/bpf/xdp2_kern.c
index e01288867d15..c74b52c6d945 100644
--- a/samples/bpf/xdp2_kern.c
+++ b/samples/bpf/xdp2_kern.c
@@ -14,12 +14,12 @@
#include <linux/ipv6.h>
#include "bpf_helpers.h"

-struct bpf_map_def SEC("maps") rxcnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(long),
- .max_entries = 256,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, long);
+ __uint(max_entries, 256);
+} rxcnt SEC(".maps");

static void swap_src_dst_mac(void *data)
{
diff --git a/samples/bpf/xdp_adjust_tail_kern.c b/samples/bpf/xdp_adjust_tail_kern.c
index 411fdb21f8bc..cd9ff2a40a39 100644
--- a/samples/bpf/xdp_adjust_tail_kern.c
+++ b/samples/bpf/xdp_adjust_tail_kern.c
@@ -25,12 +25,12 @@
#define ICMP_TOOBIG_SIZE 98
#define ICMP_TOOBIG_PAYLOAD_SIZE 92

-struct bpf_map_def SEC("maps") icmpcnt = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(__u32),
- .value_size = sizeof(__u64),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_ARRAY);
+ __type(key, __u32);
+ __type(value, __u64);
+ __uint(max_entries, 1);
+} icmpcnt SEC(".maps");

static __always_inline void count_icmp(void)
{
diff --git a/samples/bpf/xdp_fwd_kern.c b/samples/bpf/xdp_fwd_kern.c
index 701a30f258b1..d013029aeaa2 100644
--- a/samples/bpf/xdp_fwd_kern.c
+++ b/samples/bpf/xdp_fwd_kern.c
@@ -23,13 +23,12 @@

#define IPV6_FLOWINFO_MASK cpu_to_be32(0x0FFFFFFF)

-/* For TX-traffic redirect requires net_device ifindex to be in this devmap */
-struct bpf_map_def SEC("maps") xdp_tx_ports = {
- .type = BPF_MAP_TYPE_DEVMAP,
- .key_size = sizeof(int),
- .value_size = sizeof(int),
- .max_entries = 64,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_DEVMAP);
+ __uint(key_size, sizeof(int));
+ __uint(value_size, sizeof(int));
+ __uint(max_entries, 64);
+} xdp_tx_ports SEC(".maps");

/* from include/net/ip.h */
static __always_inline int ip_decrease_ttl(struct iphdr *iph)
diff --git a/samples/bpf/xdp_redirect_cpu_kern.c b/samples/bpf/xdp_redirect_cpu_kern.c
index a306d1c75622..cfcc31e51197 100644
--- a/samples/bpf/xdp_redirect_cpu_kern.c
+++ b/samples/bpf/xdp_redirect_cpu_kern.c
@@ -18,12 +18,12 @@
#define MAX_CPUS 64 /* WARNING - sync with _user.c */

/* Special map type that can XDP_REDIRECT frames to another CPU */
-struct bpf_map_def SEC("maps") cpu_map = {
- .type = BPF_MAP_TYPE_CPUMAP,
- .key_size = sizeof(u32),
- .value_size = sizeof(u32),
- .max_entries = MAX_CPUS,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_CPUMAP);
+ __uint(key_size, sizeof(u32));
+ __uint(value_size, sizeof(u32));
+ __uint(max_entries, MAX_CPUS);
+} cpu_map SEC(".maps");

/* Common stats data record to keep userspace more simple */
struct datarec {
@@ -35,67 +35,67 @@ struct datarec {
/* Count RX packets, as XDP bpf_prog doesn't get direct TX-success
* feedback. Redirect TX errors can be caught via a tracepoint.
*/
-struct bpf_map_def SEC("maps") rx_cnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(struct datarec),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, struct datarec);
+ __uint(max_entries, 1);
+} rx_cnt SEC(".maps");

/* Used by trace point */
-struct bpf_map_def SEC("maps") redirect_err_cnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(struct datarec),
- .max_entries = 2,
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, struct datarec);
+ __uint(max_entries, 2);
/* TODO: have entries for all possible errno's */
-};
+} redirect_err_cnt SEC(".maps");

/* Used by trace point */
-struct bpf_map_def SEC("maps") cpumap_enqueue_cnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(struct datarec),
- .max_entries = MAX_CPUS,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, struct datarec);
+ __uint(max_entries, MAX_CPUS);
+} cpumap_enqueue_cnt SEC(".maps");

/* Used by trace point */
-struct bpf_map_def SEC("maps") cpumap_kthread_cnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(struct datarec),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, struct datarec);
+ __uint(max_entries, 1);
+} cpumap_kthread_cnt SEC(".maps");

/* Set of maps controlling available CPU, and for iterating through
* selectable redirect CPUs.
*/
-struct bpf_map_def SEC("maps") cpus_available = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(u32),
- .max_entries = MAX_CPUS,
-};
-struct bpf_map_def SEC("maps") cpus_count = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(u32),
- .max_entries = 1,
-};
-struct bpf_map_def SEC("maps") cpus_iterator = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(u32),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_ARRAY);
+ __type(key, u32);
+ __type(value, u32);
+ __uint(max_entries, MAX_CPUS);
+} cpus_available SEC(".maps");
+struct {
+ __uint(type, BPF_MAP_TYPE_ARRAY);
+ __type(key, u32);
+ __type(value, u32);
+ __uint(max_entries, 1);
+} cpus_count SEC(".maps");
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, u32);
+ __uint(max_entries, 1);
+} cpus_iterator SEC(".maps");

/* Used by trace point */
-struct bpf_map_def SEC("maps") exception_cnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(struct datarec),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, struct datarec);
+ __uint(max_entries, 1);
+} exception_cnt SEC(".maps");

/* Helper parse functions */

diff --git a/samples/bpf/xdp_redirect_kern.c b/samples/bpf/xdp_redirect_kern.c
index 8abb151e385f..1f0b7d05abb2 100644
--- a/samples/bpf/xdp_redirect_kern.c
+++ b/samples/bpf/xdp_redirect_kern.c
@@ -19,22 +19,22 @@
#include <linux/ipv6.h>
#include "bpf_helpers.h"

-struct bpf_map_def SEC("maps") tx_port = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(int),
- .value_size = sizeof(int),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_ARRAY);
+ __type(key, int);
+ __type(value, int);
+ __uint(max_entries, 1);
+} tx_port SEC(".maps");

/* Count RX packets, as XDP bpf_prog doesn't get direct TX-success
* feedback. Redirect TX errors can be caught via a tracepoint.
*/
-struct bpf_map_def SEC("maps") rxcnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(long),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, long);
+ __uint(max_entries, 1);
+} rxcnt SEC(".maps");

static void swap_src_dst_mac(void *data)
{
diff --git a/samples/bpf/xdp_redirect_map_kern.c b/samples/bpf/xdp_redirect_map_kern.c
index 740a529ba84f..4631b484c432 100644
--- a/samples/bpf/xdp_redirect_map_kern.c
+++ b/samples/bpf/xdp_redirect_map_kern.c
@@ -19,22 +19,22 @@
#include <linux/ipv6.h>
#include "bpf_helpers.h"

-struct bpf_map_def SEC("maps") tx_port = {
- .type = BPF_MAP_TYPE_DEVMAP,
- .key_size = sizeof(int),
- .value_size = sizeof(int),
- .max_entries = 100,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_DEVMAP);
+ __uint(key_size, sizeof(int));
+ __uint(value_size, sizeof(int));
+ __uint(max_entries, 100);
+} tx_port SEC(".maps");

/* Count RX packets, as XDP bpf_prog doesn't get direct TX-success
* feedback. Redirect TX errors can be caught via a tracepoint.
*/
-struct bpf_map_def SEC("maps") rxcnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(long),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, long);
+ __uint(max_entries, 1);
+} rxcnt SEC(".maps");

static void swap_src_dst_mac(void *data)
{
diff --git a/samples/bpf/xdp_router_ipv4_kern.c b/samples/bpf/xdp_router_ipv4_kern.c
index 993f56bc7b9a..bf11efc8e949 100644
--- a/samples/bpf/xdp_router_ipv4_kern.c
+++ b/samples/bpf/xdp_router_ipv4_kern.c
@@ -42,44 +42,44 @@ struct direct_map {
};

/* Map for trie implementation*/
-struct bpf_map_def SEC("maps") lpm_map = {
- .type = BPF_MAP_TYPE_LPM_TRIE,
- .key_size = 8,
- .value_size = sizeof(struct trie_value),
- .max_entries = 50,
- .map_flags = BPF_F_NO_PREALLOC,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_LPM_TRIE);
+ __uint(key_size, 8);
+ __uint(value_size, sizeof(struct trie_value));
+ __uint(max_entries, 50);
+ __uint(map_flags, BPF_F_NO_PREALLOC);
+} lpm_map SEC(".maps");

/* Map for counter*/
-struct bpf_map_def SEC("maps") rxcnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(u64),
- .max_entries = 256,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, u64);
+ __uint(max_entries, 256);
+} rxcnt SEC(".maps");

/* Map for ARP table*/
-struct bpf_map_def SEC("maps") arp_table = {
- .type = BPF_MAP_TYPE_HASH,
- .key_size = sizeof(__be32),
- .value_size = sizeof(__be64),
- .max_entries = 50,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_HASH);
+ __type(key, __be32);
+ __type(value, __be64);
+ __uint(max_entries, 50);
+} arp_table SEC(".maps");

/* Map to keep the exact match entries in the route table*/
-struct bpf_map_def SEC("maps") exact_match = {
- .type = BPF_MAP_TYPE_HASH,
- .key_size = sizeof(__be32),
- .value_size = sizeof(struct direct_map),
- .max_entries = 50,
-};
-
-struct bpf_map_def SEC("maps") tx_port = {
- .type = BPF_MAP_TYPE_DEVMAP,
- .key_size = sizeof(int),
- .value_size = sizeof(int),
- .max_entries = 100,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_HASH);
+ __type(key, __be32);
+ __type(value, struct direct_map);
+ __uint(max_entries, 50);
+} exact_match SEC(".maps");
+
+struct {
+ __uint(type, BPF_MAP_TYPE_DEVMAP);
+ __uint(key_size, sizeof(int));
+ __uint(value_size, sizeof(int));
+ __uint(max_entries, 100);
+} tx_port SEC(".maps");

/* Function to set source and destination mac of the packet */
static inline void set_src_dst_mac(void *data, void *src, void *dst)
diff --git a/samples/bpf/xdp_rxq_info_kern.c b/samples/bpf/xdp_rxq_info_kern.c
index 222a83eed1cb..272d0f82a6b5 100644
--- a/samples/bpf/xdp_rxq_info_kern.c
+++ b/samples/bpf/xdp_rxq_info_kern.c
@@ -23,12 +23,13 @@ enum cfg_options_flags {
READ_MEM = 0x1U,
SWAP_MAC = 0x2U,
};
-struct bpf_map_def SEC("maps") config_map = {
- .type = BPF_MAP_TYPE_ARRAY,
- .key_size = sizeof(int),
- .value_size = sizeof(struct config),
- .max_entries = 1,
-};
+
+struct {
+ __uint(type, BPF_MAP_TYPE_ARRAY);
+ __type(key, int);
+ __type(value, struct config);
+ __uint(max_entries, 1);
+} config_map SEC(".maps");

/* Common stats data record (shared with userspace) */
struct datarec {
@@ -36,22 +37,22 @@ struct datarec {
__u64 issue;
};

-struct bpf_map_def SEC("maps") stats_global_map = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(struct datarec),
- .max_entries = 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, struct datarec);
+ __uint(max_entries, 1);
+} stats_global_map SEC(".maps");

#define MAX_RXQs 64

/* Stats per rx_queue_index (per CPU) */
-struct bpf_map_def SEC("maps") rx_queue_index_map = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(u32),
- .value_size = sizeof(struct datarec),
- .max_entries = MAX_RXQs + 1,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, u32);
+ __type(value, struct datarec);
+ __uint(max_entries, MAX_RXQs + 1);
+} rx_queue_index_map SEC(".maps");

static __always_inline
void swap_src_dst_mac(void *data)
diff --git a/samples/bpf/xdp_rxq_info_user.c b/samples/bpf/xdp_rxq_info_user.c
index c7e4e45d824a..b88df17853b8 100644
--- a/samples/bpf/xdp_rxq_info_user.c
+++ b/samples/bpf/xdp_rxq_info_user.c
@@ -489,9 +489,9 @@ int main(int argc, char **argv)
if (bpf_prog_load_xattr(&prog_load_attr, &obj, &prog_fd))
return EXIT_FAIL;

- map = bpf_map__next(NULL, obj);
- stats_global_map = bpf_map__next(map, obj);
- rx_queue_index_map = bpf_map__next(stats_global_map, obj);
+ map = bpf_object__find_map_by_name(obj, "config_map");
+ stats_global_map = bpf_object__find_map_by_name(obj, "stats_global_map");
+ rx_queue_index_map = bpf_object__find_map_by_name(obj, "rx_queue_index_map");
if (!map || !stats_global_map || !rx_queue_index_map) {
printf("finding a map in obj file failed\n");
return EXIT_FAIL;
diff --git a/samples/bpf/xdp_tx_iptunnel_kern.c b/samples/bpf/xdp_tx_iptunnel_kern.c
index 0f4f6e8c8611..6db450a5c1ca 100644
--- a/samples/bpf/xdp_tx_iptunnel_kern.c
+++ b/samples/bpf/xdp_tx_iptunnel_kern.c
@@ -19,19 +19,19 @@
#include "bpf_helpers.h"
#include "xdp_tx_iptunnel_common.h"

-struct bpf_map_def SEC("maps") rxcnt = {
- .type = BPF_MAP_TYPE_PERCPU_ARRAY,
- .key_size = sizeof(__u32),
- .value_size = sizeof(__u64),
- .max_entries = 256,
-};
-
-struct bpf_map_def SEC("maps") vip2tnl = {
- .type = BPF_MAP_TYPE_HASH,
- .key_size = sizeof(struct vip),
- .value_size = sizeof(struct iptnl_info),
- .max_entries = MAX_IPTNL_ENTRIES,
-};
+struct {
+ __uint(type, BPF_MAP_TYPE_PERCPU_ARRAY);
+ __type(key, __u32);
+ __type(value, __u64);
+ __uint(max_entries, 256);
+} rxcnt SEC(".maps");
+
+struct {
+ __uint(type, BPF_MAP_TYPE_HASH);
+ __type(key, struct vip);
+ __type(value, struct iptnl_info);
+ __uint(max_entries, MAX_IPTNL_ENTRIES);
+} vip2tnl SEC(".maps");

static __always_inline void count_tx(u32 protocol)
{
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 2998ddb323e3..436379940356 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -127,8 +127,9 @@ gen_btf()
cut -d, -f1 | cut -d' ' -f2)
bin_format=$(LANG=C ${OBJDUMP} -f ${1} | grep 'file format' | \
awk '{print $4}')
- ${OBJCOPY} --set-section-flags .BTF=alloc -O binary \
- --only-section=.BTF ${1} .btf.vmlinux.bin 2>/dev/null
+ ${OBJCOPY} --change-section-address .BTF=0 \
+ --set-section-flags .BTF=alloc -O binary \
+ --only-section=.BTF ${1} .btf.vmlinux.bin
${OBJCOPY} -I binary -O ${bin_format} -B ${bin_arch} \
--rename-section .data=.BTF .btf.vmlinux.bin ${2}
}
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
index cbb933532981..9d0485959308 100644
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -189,7 +189,7 @@ static void *
alloc_zero_tailing_info(const void *orecord, __u32 cnt,
__u32 actual_rec_size, __u32 expected_rec_size)
{
- __u64 info_len = actual_rec_size * cnt;
+ __u64 info_len = (__u64)actual_rec_size * cnt;
void *info, *nrecord;
int i;

diff --git a/tools/lib/bpf/bpf_prog_linfo.c b/tools/lib/bpf/bpf_prog_linfo.c
index 8c67561c93b0..3ed1a27b5f7c 100644
--- a/tools/lib/bpf/bpf_prog_linfo.c
+++ b/tools/lib/bpf/bpf_prog_linfo.c
@@ -101,6 +101,7 @@ struct bpf_prog_linfo *bpf_prog_linfo__new(const struct bpf_prog_info *info)
{
struct bpf_prog_linfo *prog_linfo;
__u32 nr_linfo, nr_jited_func;
+ __u64 data_sz;

nr_linfo = info->nr_line_info;

@@ -122,11 +123,11 @@ struct bpf_prog_linfo *bpf_prog_linfo__new(const struct bpf_prog_info *info)
/* Copy xlated line_info */
prog_linfo->nr_linfo = nr_linfo;
prog_linfo->rec_size = info->line_info_rec_size;
- prog_linfo->raw_linfo = malloc(nr_linfo * prog_linfo->rec_size);
+ data_sz = (__u64)nr_linfo * prog_linfo->rec_size;
+ prog_linfo->raw_linfo = malloc(data_sz);
if (!prog_linfo->raw_linfo)
goto err_free;
- memcpy(prog_linfo->raw_linfo, (void *)(long)info->line_info,
- nr_linfo * prog_linfo->rec_size);
+ memcpy(prog_linfo->raw_linfo, (void *)(long)info->line_info, data_sz);

nr_jited_func = info->nr_jited_ksyms;
if (!nr_jited_func ||
@@ -142,13 +143,12 @@ struct bpf_prog_linfo *bpf_prog_linfo__new(const struct bpf_prog_info *info)
/* Copy jited_line_info */
prog_linfo->nr_jited_func = nr_jited_func;
prog_linfo->jited_rec_size = info->jited_line_info_rec_size;
- prog_linfo->raw_jited_linfo = malloc(nr_linfo *
- prog_linfo->jited_rec_size);
+ data_sz = (__u64)nr_linfo * prog_linfo->jited_rec_size;
+ prog_linfo->raw_jited_linfo = malloc(data_sz);
if (!prog_linfo->raw_jited_linfo)
goto err_free;
memcpy(prog_linfo->raw_jited_linfo,
- (void *)(long)info->jited_line_info,
- nr_linfo * prog_linfo->jited_rec_size);
+ (void *)(long)info->jited_line_info, data_sz);

/* Number of jited_line_info per jited func */
prog_linfo->nr_jited_linfo_per_func = malloc(nr_jited_func *
diff --git a/tools/lib/bpf/btf.c b/tools/lib/bpf/btf.c
index 1aa189a9112a..d606a358480d 100644
--- a/tools/lib/bpf/btf.c
+++ b/tools/lib/bpf/btf.c
@@ -269,10 +269,9 @@ __s64 btf__resolve_size(const struct btf *btf, __u32 type_id)
t = btf__type_by_id(btf, type_id);
}

+done:
if (size < 0)
return -EINVAL;
-
-done:
if (nelems && size > UINT32_MAX / nelems)
return -E2BIG;

diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index a267cd0c0ce2..d98838c5820c 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -3220,6 +3220,7 @@ bpf_program__reloc_text(struct bpf_program *prog, struct bpf_object *obj,
pr_warning("oom in prog realloc\n");
return -ENOMEM;
}
+ prog->insns = new_insn;

if (obj->btf_ext) {
err = bpf_program_reloc_btf_ext(prog, obj,
@@ -3231,7 +3232,6 @@ bpf_program__reloc_text(struct bpf_program *prog, struct bpf_object *obj,

memcpy(new_insn + prog->insns_cnt, text->insns,
text->insns_cnt * sizeof(*insn));
- prog->insns = new_insn;
prog->main_prog_cnt = prog->insns_cnt;
prog->insns_cnt = new_cnt;
pr_debug("added %zd insn from %s to prog %s\n",
diff --git a/tools/lib/bpf/xsk.c b/tools/lib/bpf/xsk.c
index 70f9e10de286..0c7386b0e42e 100644
--- a/tools/lib/bpf/xsk.c
+++ b/tools/lib/bpf/xsk.c
@@ -73,6 +73,21 @@ struct xsk_nl_info {
int fd;
};

+/* Up until and including Linux 5.3 */
+struct xdp_ring_offset_v1 {
+ __u64 producer;
+ __u64 consumer;
+ __u64 desc;
+};
+
+/* Up until and including Linux 5.3 */
+struct xdp_mmap_offsets_v1 {
+ struct xdp_ring_offset_v1 rx;
+ struct xdp_ring_offset_v1 tx;
+ struct xdp_ring_offset_v1 fr;
+ struct xdp_ring_offset_v1 cr;
+};
+
int xsk_umem__fd(const struct xsk_umem *umem)
{
return umem ? umem->fd : -EINVAL;
@@ -133,6 +148,58 @@ static int xsk_set_xdp_socket_config(struct xsk_socket_config *cfg,
return 0;
}

+static void xsk_mmap_offsets_v1(struct xdp_mmap_offsets *off)
+{
+ struct xdp_mmap_offsets_v1 off_v1;
+
+ /* getsockopt on a kernel <= 5.3 has no flags fields.
+ * Copy over the offsets to the correct places in the >=5.4 format
+ * and put the flags where they would have been on that kernel.
+ */
+ memcpy(&off_v1, off, sizeof(off_v1));
+
+ off->rx.producer = off_v1.rx.producer;
+ off->rx.consumer = off_v1.rx.consumer;
+ off->rx.desc = off_v1.rx.desc;
+ off->rx.flags = off_v1.rx.consumer + sizeof(__u32);
+
+ off->tx.producer = off_v1.tx.producer;
+ off->tx.consumer = off_v1.tx.consumer;
+ off->tx.desc = off_v1.tx.desc;
+ off->tx.flags = off_v1.tx.consumer + sizeof(__u32);
+
+ off->fr.producer = off_v1.fr.producer;
+ off->fr.consumer = off_v1.fr.consumer;
+ off->fr.desc = off_v1.fr.desc;
+ off->fr.flags = off_v1.fr.consumer + sizeof(__u32);
+
+ off->cr.producer = off_v1.cr.producer;
+ off->cr.consumer = off_v1.cr.consumer;
+ off->cr.desc = off_v1.cr.desc;
+ off->cr.flags = off_v1.cr.consumer + sizeof(__u32);
+}
+
+static int xsk_get_mmap_offsets(int fd, struct xdp_mmap_offsets *off)
+{
+ socklen_t optlen;
+ int err;
+
+ optlen = sizeof(*off);
+ err = getsockopt(fd, SOL_XDP, XDP_MMAP_OFFSETS, off, &optlen);
+ if (err)
+ return err;
+
+ if (optlen == sizeof(*off))
+ return 0;
+
+ if (optlen == sizeof(struct xdp_mmap_offsets_v1)) {
+ xsk_mmap_offsets_v1(off);
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
int xsk_umem__create_v0_0_4(struct xsk_umem **umem_ptr, void *umem_area,
__u64 size, struct xsk_ring_prod *fill,
struct xsk_ring_cons *comp,
@@ -141,7 +208,6 @@ int xsk_umem__create_v0_0_4(struct xsk_umem **umem_ptr, void *umem_area,
struct xdp_mmap_offsets off;
struct xdp_umem_reg mr;
struct xsk_umem *umem;
- socklen_t optlen;
void *map;
int err;

@@ -190,8 +256,7 @@ int xsk_umem__create_v0_0_4(struct xsk_umem **umem_ptr, void *umem_area,
goto out_socket;
}

- optlen = sizeof(off);
- err = getsockopt(umem->fd, SOL_XDP, XDP_MMAP_OFFSETS, &off, &optlen);
+ err = xsk_get_mmap_offsets(umem->fd, &off);
if (err) {
err = -errno;
goto out_socket;
@@ -499,7 +564,6 @@ int xsk_socket__create(struct xsk_socket **xsk_ptr, const char *ifname,
struct sockaddr_xdp sxdp = {};
struct xdp_mmap_offsets off;
struct xsk_socket *xsk;
- socklen_t optlen;
int err;

if (!umem || !xsk_ptr || !rx || !tx)
@@ -558,8 +622,7 @@ int xsk_socket__create(struct xsk_socket **xsk_ptr, const char *ifname,
}
}

- optlen = sizeof(off);
- err = getsockopt(xsk->fd, SOL_XDP, XDP_MMAP_OFFSETS, &off, &optlen);
+ err = xsk_get_mmap_offsets(xsk->fd, &off);
if (err) {
err = -errno;
goto out_socket;
@@ -645,7 +708,6 @@ int xsk_socket__create(struct xsk_socket **xsk_ptr, const char *ifname,
int xsk_umem__delete(struct xsk_umem *umem)
{
struct xdp_mmap_offsets off;
- socklen_t optlen;
int err;

if (!umem)
@@ -654,8 +716,7 @@ int xsk_umem__delete(struct xsk_umem *umem)
if (umem->refcount)
return -EBUSY;

- optlen = sizeof(off);
- err = getsockopt(umem->fd, SOL_XDP, XDP_MMAP_OFFSETS, &off, &optlen);
+ err = xsk_get_mmap_offsets(umem->fd, &off);
if (!err) {
munmap(umem->fill->ring - off.fr.desc,
off.fr.desc + umem->config.fill_size * sizeof(__u64));
@@ -673,7 +734,6 @@ void xsk_socket__delete(struct xsk_socket *xsk)
{
size_t desc_sz = sizeof(struct xdp_desc);
struct xdp_mmap_offsets off;
- socklen_t optlen;
int err;

if (!xsk)
@@ -684,8 +744,7 @@ void xsk_socket__delete(struct xsk_socket *xsk)
close(xsk->prog_fd);
}

- optlen = sizeof(off);
- err = getsockopt(xsk->fd, SOL_XDP, XDP_MMAP_OFFSETS, &off, &optlen);
+ err = xsk_get_mmap_offsets(xsk->fd, &off);
if (!err) {
if (xsk->rx) {
munmap(xsk->rx->ring - off.rx.desc,
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 888814df758d..ea277ce63a46 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -767,24 +767,6 @@ int machine__process_ksymbol(struct machine *machine __maybe_unused,
return machine__process_ksymbol_register(machine, event, sample);
}

-static void dso__adjust_kmod_long_name(struct dso *dso, const char *filename)
-{
- const char *dup_filename;
-
- if (!filename || !dso || !dso->long_name)
- return;
- if (dso->long_name[0] != '[')
- return;
- if (!strchr(filename, '/'))
- return;
-
- dup_filename = strdup(filename);
- if (!dup_filename)
- return;
-
- dso__set_long_name(dso, dup_filename, true);
-}
-
struct map *machine__findnew_module_map(struct machine *machine, u64 start,
const char *filename)
{
@@ -796,15 +778,8 @@ struct map *machine__findnew_module_map(struct machine *machine, u64 start,
return NULL;

map = map_groups__find_by_name(&machine->kmaps, m.name);
- if (map) {
- /*
- * If the map's dso is an offline module, give dso__load()
- * a chance to find the file path of that module by fixing
- * long_name.
- */
- dso__adjust_kmod_long_name(map->dso, filename);
+ if (map)
goto out;
- }

dso = machine__findnew_module_dso(machine, &m, filename);
if (dso == NULL)
diff --git a/tools/testing/selftests/cgroup/test_freezer.c b/tools/testing/selftests/cgroup/test_freezer.c
index 0fc1b6d4b0f9..62a27ab3c2f3 100644
--- a/tools/testing/selftests/cgroup/test_freezer.c
+++ b/tools/testing/selftests/cgroup/test_freezer.c
@@ -72,6 +72,7 @@ static int cg_prepare_for_wait(const char *cgroup)
if (ret == -1) {
debug("Error: inotify_add_watch() failed\n");
close(fd);
+ fd = -1;
}

return fd;
diff --git a/tools/testing/selftests/gen_kselftest_tar.sh b/tools/testing/selftests/gen_kselftest_tar.sh
index a27e2eec3586..8b2b6088540d 100755
--- a/tools/testing/selftests/gen_kselftest_tar.sh
+++ b/tools/testing/selftests/gen_kselftest_tar.sh
@@ -38,16 +38,21 @@ main()
esac
fi

- install_dir=./kselftest
+ # Create working directory.
+ dest=`pwd`
+ install_work="$dest"/kselftest_install
+ install_name=kselftest
+ install_dir="$install_work"/"$install_name"
+ mkdir -p "$install_dir"

-# Run install using INSTALL_KSFT_PATH override to generate install
-# directory
-./kselftest_install.sh
-tar $copts kselftest${ext} $install_dir
-echo "Kselftest archive kselftest${ext} created!"
+ # Run install using INSTALL_KSFT_PATH override to generate install
+ # directory
+ ./kselftest_install.sh "$install_dir"
+ (cd "$install_work"; tar $copts "$dest"/kselftest${ext} $install_name)
+ echo "Kselftest archive kselftest${ext} created!"

-# clean up install directory
-rm -rf kselftest
+ # clean up top-level install work directory
+ rm -rf "$install_work"
}

main "$@"
diff --git a/tools/testing/selftests/kselftest_install.sh b/tools/testing/selftests/kselftest_install.sh
index e2e1911d62d5..407af7da7037 100755
--- a/tools/testing/selftests/kselftest_install.sh
+++ b/tools/testing/selftests/kselftest_install.sh
@@ -6,30 +6,30 @@
# Author: Shuah Khan <shuahkh@xxxxxxxxxxxxxxx>
# Copyright (C) 2015 Samsung Electronics Co., Ltd.

-install_loc=`pwd`
-
main()
{
- if [ $(basename $install_loc) != "selftests" ]; then
+ base_dir=`pwd`
+ install_dir="$base_dir"/kselftest_install
+
+ # Make sure we're in the selftests top-level directory.
+ if [ $(basename "$base_dir") != "selftests" ]; then
echo "$0: Please run it in selftests directory ..."
exit 1;
fi
+
+ # Only allow installation into an existing location.
if [ "$#" -eq 0 ]; then
- echo "$0: Installing in default location - $install_loc ..."
+ echo "$0: Installing in default location - $install_dir ..."
elif [ ! -d "$1" ]; then
echo "$0: $1 doesn't exist!!"
exit 1;
else
- install_loc=$1
- echo "$0: Installing in specified location - $install_loc ..."
+ install_dir="$1"
+ echo "$0: Installing in specified location - $install_dir ..."
fi

- install_dir=$install_loc/kselftest_install
-
-# Create install directory
- mkdir -p $install_dir
-# Build tests
- KSFT_INSTALL_PATH=$install_dir make install
+ # Build tests
+ KSFT_INSTALL_PATH="$install_dir" make install
}

main "$@"