Re: Linux 5.3.16

From: Greg KH
Date: Fri Dec 13 2019 - 15:36:15 EST


diff --git a/Makefile b/Makefile
index 5a88d67e9635..ced7342b61ff 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 3
-SUBLEVEL = 15
+SUBLEVEL = 16
EXTRAVERSION =
NAME = Bobtail Squid

diff --git a/arch/arm64/boot/dts/exynos/exynos5433.dtsi b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
index a76f620f7f35..a5f8752f607b 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
@@ -18,8 +18,8 @@

/ {
compatible = "samsung,exynos5433";
- #address-cells = <1>;
- #size-cells = <1>;
+ #address-cells = <2>;
+ #size-cells = <2>;

interrupt-parent = <&gic>;

@@ -311,7 +311,7 @@
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
- ranges;
+ ranges = <0x0 0x0 0x0 0x18000000>;

chipid@10000000 {
compatible = "samsung,exynos4210-chipid";
diff --git a/arch/arm64/boot/dts/exynos/exynos7.dtsi b/arch/arm64/boot/dts/exynos/exynos7.dtsi
index bcb9d8cee267..0821489a874d 100644
--- a/arch/arm64/boot/dts/exynos/exynos7.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos7.dtsi
@@ -12,8 +12,8 @@
/ {
compatible = "samsung,exynos7";
interrupt-parent = <&gic>;
- #address-cells = <1>;
- #size-cells = <1>;
+ #address-cells = <2>;
+ #size-cells = <2>;

aliases {
pinctrl0 = &pinctrl_alive;
@@ -98,7 +98,7 @@
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
- ranges;
+ ranges = <0 0 0 0x18000000>;

chipid@10000000 {
compatible = "samsung,exynos4210-chipid";
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
index a7dc319214a4..b0095072bc28 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
@@ -1612,7 +1612,7 @@
regulator-name = "VDD_HDMI_5V0";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
- gpio = <&exp1 12 GPIO_ACTIVE_LOW>;
+ gpio = <&exp1 12 GPIO_ACTIVE_HIGH>;
enable-active-high;
vin-supply = <&vdd_5v0_sys>;
};
diff --git a/arch/mips/sgi-ip27/Kconfig b/arch/mips/sgi-ip27/Kconfig
index ef3847e7aee0..e5b6cadbec85 100644
--- a/arch/mips/sgi-ip27/Kconfig
+++ b/arch/mips/sgi-ip27/Kconfig
@@ -38,10 +38,3 @@ config REPLICATE_KTEXT
Say Y here to enable replicating the kernel text across multiple
nodes in a NUMA cluster. This trades memory for speed.

-config REPLICATE_EXHANDLERS
- bool "Exception handler replication support"
- depends on SGI_IP27
- help
- Say Y here to enable replicating the kernel exception handlers
- across multiple nodes in a NUMA cluster. This trades memory for
- speed.
diff --git a/arch/mips/sgi-ip27/ip27-init.c b/arch/mips/sgi-ip27/ip27-init.c
index 066b33f50bcc..db58ebf02870 100644
--- a/arch/mips/sgi-ip27/ip27-init.c
+++ b/arch/mips/sgi-ip27/ip27-init.c
@@ -69,23 +69,14 @@ static void per_hub_init(cnodeid_t cnode)

hub_rtc_init(cnode);

-#ifdef CONFIG_REPLICATE_EXHANDLERS
- /*
- * If this is not a headless node initialization,
- * copy over the caliased exception handlers.
- */
- if (get_compact_nodeid() == cnode) {
- extern char except_vec2_generic, except_vec3_generic;
- extern void build_tlb_refill_handler(void);
-
- memcpy((void *)(CKSEG0 + 0x100), &except_vec2_generic, 0x80);
- memcpy((void *)(CKSEG0 + 0x180), &except_vec3_generic, 0x80);
- build_tlb_refill_handler();
- memcpy((void *)(CKSEG0 + 0x100), (void *) CKSEG0, 0x80);
- memcpy((void *)(CKSEG0 + 0x180), &except_vec3_generic, 0x100);
+ if (nasid) {
+ /* copy exception handlers from first node to current node */
+ memcpy((void *)NODE_OFFSET_TO_K0(nasid, 0),
+ (void *)CKSEG0, 0x200);
__flush_cache_all();
+ /* switch to node local exception handlers */
+ REMOTE_HUB_S(nasid, PI_CALIAS_SIZE, PI_CALIAS_SIZE_8K);
}
-#endif
}

void per_cpu_init(void)
diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c
index fb077a947575..8624a885d95b 100644
--- a/arch/mips/sgi-ip27/ip27-memory.c
+++ b/arch/mips/sgi-ip27/ip27-memory.c
@@ -332,11 +332,7 @@ static void __init mlreset(void)
* thinks it is a node 0 address.
*/
REMOTE_HUB_S(nasid, PI_REGION_PRESENT, (region_mask | 1));
-#ifdef CONFIG_REPLICATE_EXHANDLERS
- REMOTE_HUB_S(nasid, PI_CALIAS_SIZE, PI_CALIAS_SIZE_8K);
-#else
REMOTE_HUB_S(nasid, PI_CALIAS_SIZE, PI_CALIAS_SIZE_0);
-#endif

#ifdef LATER
/*
diff --git a/arch/powerpc/kvm/book3s_xive.c b/arch/powerpc/kvm/book3s_xive.c
index a3f9c665bb5b..baa740815b3c 100644
--- a/arch/powerpc/kvm/book3s_xive.c
+++ b/arch/powerpc/kvm/book3s_xive.c
@@ -2005,6 +2005,10 @@ static int kvmppc_xive_create(struct kvm_device *dev, u32 type)

pr_devel("Creating xive for partition\n");

+ /* Already there ? */
+ if (kvm->arch.xive)
+ return -EEXIST;
+
xive = kvmppc_xive_get_device(kvm, type);
if (!xive)
return -ENOMEM;
@@ -2014,12 +2018,6 @@ static int kvmppc_xive_create(struct kvm_device *dev, u32 type)
xive->kvm = kvm;
mutex_init(&xive->lock);

- /* Already there ? */
- if (kvm->arch.xive)
- ret = -EEXIST;
- else
- kvm->arch.xive = xive;
-
/* We use the default queue size set by the host */
xive->q_order = xive_native_default_eq_shift();
if (xive->q_order < PAGE_SHIFT)
@@ -2039,6 +2037,7 @@ static int kvmppc_xive_create(struct kvm_device *dev, u32 type)
if (ret)
return ret;

+ kvm->arch.xive = xive;
return 0;
}

diff --git a/arch/powerpc/kvm/book3s_xive_native.c b/arch/powerpc/kvm/book3s_xive_native.c
index 78b906ffa0d2..5a3373e06e60 100644
--- a/arch/powerpc/kvm/book3s_xive_native.c
+++ b/arch/powerpc/kvm/book3s_xive_native.c
@@ -50,6 +50,24 @@ static void kvmppc_xive_native_cleanup_queue(struct kvm_vcpu *vcpu, int prio)
}
}

+static int kvmppc_xive_native_configure_queue(u32 vp_id, struct xive_q *q,
+ u8 prio, __be32 *qpage,
+ u32 order, bool can_escalate)
+{
+ int rc;
+ __be32 *qpage_prev = q->qpage;
+
+ rc = xive_native_configure_queue(vp_id, q, prio, qpage, order,
+ can_escalate);
+ if (rc)
+ return rc;
+
+ if (qpage_prev)
+ put_page(virt_to_page(qpage_prev));
+
+ return rc;
+}
+
void kvmppc_xive_native_cleanup_vcpu(struct kvm_vcpu *vcpu)
{
struct kvmppc_xive_vcpu *xc = vcpu->arch.xive_vcpu;
@@ -582,19 +600,14 @@ static int kvmppc_xive_native_set_queue_config(struct kvmppc_xive *xive,
q->guest_qaddr = 0;
q->guest_qshift = 0;

- rc = xive_native_configure_queue(xc->vp_id, q, priority,
- NULL, 0, true);
+ rc = kvmppc_xive_native_configure_queue(xc->vp_id, q, priority,
+ NULL, 0, true);
if (rc) {
pr_err("Failed to reset queue %d for VCPU %d: %d\n",
priority, xc->server_num, rc);
return rc;
}

- if (q->qpage) {
- put_page(virt_to_page(q->qpage));
- q->qpage = NULL;
- }
-
return 0;
}

@@ -624,12 +637,6 @@ static int kvmppc_xive_native_set_queue_config(struct kvmppc_xive *xive,

srcu_idx = srcu_read_lock(&kvm->srcu);
gfn = gpa_to_gfn(kvm_eq.qaddr);
- page = gfn_to_page(kvm, gfn);
- if (is_error_page(page)) {
- srcu_read_unlock(&kvm->srcu, srcu_idx);
- pr_err("Couldn't get queue page %llx!\n", kvm_eq.qaddr);
- return -EINVAL;
- }

page_size = kvm_host_page_size(kvm, gfn);
if (1ull << kvm_eq.qshift > page_size) {
@@ -638,6 +645,13 @@ static int kvmppc_xive_native_set_queue_config(struct kvmppc_xive *xive,
return -EINVAL;
}

+ page = gfn_to_page(kvm, gfn);
+ if (is_error_page(page)) {
+ srcu_read_unlock(&kvm->srcu, srcu_idx);
+ pr_err("Couldn't get queue page %llx!\n", kvm_eq.qaddr);
+ return -EINVAL;
+ }
+
qaddr = page_to_virt(page) + (kvm_eq.qaddr & ~PAGE_MASK);
srcu_read_unlock(&kvm->srcu, srcu_idx);

@@ -653,8 +667,8 @@ static int kvmppc_xive_native_set_queue_config(struct kvmppc_xive *xive,
* OPAL level because the use of END ESBs is not supported by
* Linux.
*/
- rc = xive_native_configure_queue(xc->vp_id, q, priority,
- (__be32 *) qaddr, kvm_eq.qshift, true);
+ rc = kvmppc_xive_native_configure_queue(xc->vp_id, q, priority,
+ (__be32 *) qaddr, kvm_eq.qshift, true);
if (rc) {
pr_err("Failed to configure queue %d for VCPU %d: %d\n",
priority, xc->server_num, rc);
@@ -1081,7 +1095,6 @@ static int kvmppc_xive_native_create(struct kvm_device *dev, u32 type)
dev->private = xive;
xive->dev = dev;
xive->kvm = kvm;
- kvm->arch.xive = xive;
mutex_init(&xive->mapping_lock);
mutex_init(&xive->lock);

@@ -1102,6 +1115,7 @@ static int kvmppc_xive_native_create(struct kvm_device *dev, u32 type)
if (ret)
return ret;

+ kvm->arch.xive = xive;
return 0;
}

diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h
index 688911051b44..f4afa301954a 100644
--- a/arch/sparc/include/asm/io_64.h
+++ b/arch/sparc/include/asm/io_64.h
@@ -407,6 +407,7 @@ static inline void __iomem *ioremap(unsigned long offset, unsigned long size)
}

#define ioremap_nocache(X,Y) ioremap((X),(Y))
+#define ioremap_uc(X,Y) ioremap((X),(Y))
#define ioremap_wc(X,Y) ioremap((X),(Y))
#define ioremap_wt(X,Y) ioremap((X),(Y))

diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
index a46dee8e78db..2e3b06d6bbc6 100644
--- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c
+++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
@@ -461,10 +461,8 @@ static ssize_t rdtgroup_cpus_write(struct kernfs_open_file *of,
}

rdtgrp = rdtgroup_kn_lock_live(of->kn);
- rdt_last_cmd_clear();
if (!rdtgrp) {
ret = -ENOENT;
- rdt_last_cmd_puts("Directory was removed\n");
goto unlock;
}

@@ -2648,10 +2646,8 @@ static int mkdir_rdt_prepare(struct kernfs_node *parent_kn,
int ret;

prdtgrp = rdtgroup_kn_lock_live(prgrp_kn);
- rdt_last_cmd_clear();
if (!prdtgrp) {
ret = -ENODEV;
- rdt_last_cmd_puts("Directory was removed\n");
goto out_unlock;
}

diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index e7d25f436466..9d2e0a1967a1 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -497,7 +497,7 @@ static inline int __do_cpuid_func(struct kvm_cpuid_entry2 *entry, u32 function,

r = -E2BIG;

- if (*nent >= maxnent)
+ if (WARN_ON(*nent >= maxnent))
goto out;

do_host_cpuid(entry, function, 0);
@@ -794,6 +794,9 @@ static inline int __do_cpuid_func(struct kvm_cpuid_entry2 *entry, u32 function,
static int do_cpuid_func(struct kvm_cpuid_entry2 *entry, u32 func,
int *nent, int maxnent, unsigned int type)
{
+ if (*nent >= maxnent)
+ return -E2BIG;
+
if (type == KVM_GET_EMULATED_CPUID)
return __do_cpuid_func_emulated(entry, func, nent, maxnent);

diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
index 61aa9421e27a..69c2a4fed5e1 100644
--- a/arch/x86/kvm/vmx/nested.c
+++ b/arch/x86/kvm/vmx/nested.c
@@ -2392,6 +2392,16 @@ static int prepare_vmcs02(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12,
entry_failure_code))
return -EINVAL;

+ /*
+ * Immediately write vmcs02.GUEST_CR3. It will be propagated to vmcs12
+ * on nested VM-Exit, which can occur without actually running L2 and
+ * thus without hitting vmx_set_cr3(), e.g. if L1 is entering L2 with
+ * vmcs12.GUEST_ACTIVITYSTATE=HLT, in which case KVM will intercept the
+ * transition to HLT instead of running L2.
+ */
+ if (enable_ept)
+ vmcs_writel(GUEST_CR3, vmcs12->guest_cr3);
+
/* Late preparation of GUEST_PDPTRs now that EFER and CRs are set. */
if (load_guest_pdptrs_vmcs12 && nested_cpu_has_ept(vmcs12) &&
is_pae_paging(vcpu)) {
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 2a0e281542cc..9e4b0036141f 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -2878,6 +2878,7 @@ u64 construct_eptp(struct kvm_vcpu *vcpu, unsigned long root_hpa)
void vmx_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3)
{
struct kvm *kvm = vcpu->kvm;
+ bool update_guest_cr3 = true;
unsigned long guest_cr3;
u64 eptp;

@@ -2894,15 +2895,18 @@ void vmx_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3)
spin_unlock(&to_kvm_vmx(kvm)->ept_pointer_lock);
}

- if (enable_unrestricted_guest || is_paging(vcpu) ||
- is_guest_mode(vcpu))
+ /* Loading vmcs02.GUEST_CR3 is handled by nested VM-Enter. */
+ if (is_guest_mode(vcpu))
+ update_guest_cr3 = false;
+ else if (enable_unrestricted_guest || is_paging(vcpu))
guest_cr3 = kvm_read_cr3(vcpu);
else
guest_cr3 = to_kvm_vmx(kvm)->ept_identity_map_addr;
ept_load_pdptrs(vcpu);
}

- vmcs_writel(GUEST_CR3, guest_cr3);
+ if (update_guest_cr3)
+ vmcs_writel(GUEST_CR3, guest_cr3);
}

int vmx_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index f82f766c81c8..2826f60c558d 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -300,13 +300,14 @@ int kvm_set_shared_msr(unsigned slot, u64 value, u64 mask)
struct kvm_shared_msrs *smsr = per_cpu_ptr(shared_msrs, cpu);
int err;

- if (((value ^ smsr->values[slot].curr) & mask) == 0)
+ value = (value & mask) | (smsr->values[slot].host & ~mask);
+ if (value == smsr->values[slot].curr)
return 0;
- smsr->values[slot].curr = value;
err = wrmsrl_safe(shared_msrs_global.msrs[slot], value);
if (err)
return 1;

+ smsr->values[slot].curr = value;
if (!smsr->registered) {
smsr->urn.on_user_return = kvm_on_user_return;
user_return_notifier_register(&smsr->urn);
@@ -1291,10 +1292,15 @@ static u64 kvm_get_arch_capabilities(void)
* If TSX is disabled on the system, guests are also mitigated against
* TAA and clear CPU buffer mitigation is not required for guests.
*/
- if (boot_cpu_has_bug(X86_BUG_TAA) && boot_cpu_has(X86_FEATURE_RTM) &&
- (data & ARCH_CAP_TSX_CTRL_MSR))
+ if (!boot_cpu_has(X86_FEATURE_RTM))
+ data &= ~ARCH_CAP_TAA_NO;
+ else if (!boot_cpu_has_bug(X86_BUG_TAA))
+ data |= ARCH_CAP_TAA_NO;
+ else if (data & ARCH_CAP_TSX_CTRL_MSR)
data &= ~ARCH_CAP_MDS_NO;

+ /* KVM does not emulate MSR_IA32_TSX_CTRL. */
+ data &= ~ARCH_CAP_TSX_CTRL_MSR;
return data;
}

@@ -4327,6 +4333,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
case KVM_SET_NESTED_STATE: {
struct kvm_nested_state __user *user_kvm_nested_state = argp;
struct kvm_nested_state kvm_state;
+ int idx;

r = -EINVAL;
if (!kvm_x86_ops->set_nested_state)
@@ -4350,7 +4357,9 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
&& !(kvm_state.flags & KVM_STATE_NESTED_GUEST_MODE))
break;

+ idx = srcu_read_lock(&vcpu->kvm->srcu);
r = kvm_x86_ops->set_nested_state(vcpu, user_kvm_nested_state, &kvm_state);
+ srcu_read_unlock(&vcpu->kvm->srcu, idx);
break;
}
case KVM_GET_SUPPORTED_HV_CPUID: {
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 9ceacd1156db..304d31d8cbbc 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -197,7 +197,7 @@ void vmalloc_sync_all(void)
return;

for (address = VMALLOC_START & PMD_MASK;
- address >= TASK_SIZE_MAX && address < FIXADDR_TOP;
+ address >= TASK_SIZE_MAX && address < VMALLOC_END;
address += PMD_SIZE) {
struct page *page;

diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c
index 527e69b12002..e723559c386a 100644
--- a/arch/x86/pci/fixup.c
+++ b/arch/x86/pci/fixup.c
@@ -588,6 +588,17 @@ static void pci_fixup_amd_ehci_pme(struct pci_dev *dev)
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, 0x7808, pci_fixup_amd_ehci_pme);

+/*
+ * Device [1022:7914]
+ * When in D0, PME# doesn't get asserted when plugging USB 2.0 device.
+ */
+static void pci_fixup_amd_fch_xhci_pme(struct pci_dev *dev)
+{
+ dev_info(&dev->dev, "PME# does not work under D0, disabling it\n");
+ dev->pme_support &= ~(PCI_PM_CAP_PME_D0 >> PCI_PM_CAP_PME_SHIFT);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, 0x7914, pci_fixup_amd_fch_xhci_pme);
+
/*
* Apple MacBook Pro: Avoid [mem 0x7fa00000-0x7fbfffff]
*
diff --git a/block/bio.c b/block/bio.c
index 299a0e7651ec..31d56e7e2ce0 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -769,7 +769,7 @@ bool __bio_try_merge_page(struct bio *bio, struct page *page,
if (WARN_ON_ONCE(bio_flagged(bio, BIO_CLONED)))
return false;

- if (bio->bi_vcnt > 0) {
+ if (bio->bi_vcnt > 0 && !bio_full(bio, len)) {
struct bio_vec *bv = &bio->bi_io_vec[bio->bi_vcnt - 1];

if (page_is_mergeable(bv, page, len, off, same_page)) {
diff --git a/crypto/af_alg.c b/crypto/af_alg.c
index 879cf23f7489..0dceaabc6321 100644
--- a/crypto/af_alg.c
+++ b/crypto/af_alg.c
@@ -1043,7 +1043,7 @@ void af_alg_async_cb(struct crypto_async_request *_req, int err)
af_alg_free_resources(areq);
sock_put(sk);

- iocb->ki_complete(iocb, err ? err : resultlen, 0);
+ iocb->ki_complete(iocb, err ? err : (int)resultlen, 0);
}
EXPORT_SYMBOL_GPL(af_alg_async_cb);

diff --git a/crypto/crypto_user_base.c b/crypto/crypto_user_base.c
index c65e39005ce2..a4db71846af5 100644
--- a/crypto/crypto_user_base.c
+++ b/crypto/crypto_user_base.c
@@ -214,8 +214,10 @@ static int crypto_report(struct sk_buff *in_skb, struct nlmsghdr *in_nlh,
drop_alg:
crypto_mod_put(alg);

- if (err)
+ if (err) {
+ kfree_skb(skb);
return err;
+ }

return nlmsg_unicast(crypto_nlsk, skb, NETLINK_CB(in_skb).portid);
}
diff --git a/crypto/crypto_user_stat.c b/crypto/crypto_user_stat.c
index a03f326a63d3..30f77cf9122d 100644
--- a/crypto/crypto_user_stat.c
+++ b/crypto/crypto_user_stat.c
@@ -326,8 +326,10 @@ int crypto_reportstat(struct sk_buff *in_skb, struct nlmsghdr *in_nlh,
drop_alg:
crypto_mod_put(alg);

- if (err)
+ if (err) {
+ kfree_skb(skb);
return err;
+ }

return nlmsg_unicast(crypto_nlsk, skb, NETLINK_CB(in_skb).portid);
}
diff --git a/crypto/ecc.c b/crypto/ecc.c
index dfe114bc0c4a..8ee787723c5c 100644
--- a/crypto/ecc.c
+++ b/crypto/ecc.c
@@ -1284,10 +1284,11 @@ EXPORT_SYMBOL(ecc_point_mult_shamir);
static inline void ecc_swap_digits(const u64 *in, u64 *out,
unsigned int ndigits)
{
+ const __be64 *src = (__force __be64 *)in;
int i;

for (i = 0; i < ndigits; i++)
- out[i] = __swab64(in[ndigits - 1 - i]);
+ out[i] = be64_to_cpu(src[ndigits - 1 - i]);
}

static int __ecc_is_key_valid(const struct ecc_curve *curve,
diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c
index 8fe99b20ca02..bb0a732cd98a 100644
--- a/drivers/android/binder_alloc.c
+++ b/drivers/android/binder_alloc.c
@@ -277,8 +277,7 @@ static int binder_update_page_range(struct binder_alloc *alloc, int allocate,
return 0;

free_range:
- for (page_addr = end - PAGE_SIZE; page_addr >= start;
- page_addr -= PAGE_SIZE) {
+ for (page_addr = end - PAGE_SIZE; 1; page_addr -= PAGE_SIZE) {
bool ret;
size_t index;

@@ -291,6 +290,8 @@ static int binder_update_page_range(struct binder_alloc *alloc, int allocate,
WARN_ON(!ret);

trace_binder_free_lru_end(alloc, index);
+ if (page_addr == start)
+ break;
continue;

err_vm_insert_page_failed:
@@ -298,7 +299,8 @@ static int binder_update_page_range(struct binder_alloc *alloc, int allocate,
page->page_ptr = NULL;
err_alloc_page_failed:
err_page_ptr_cleared:
- ;
+ if (page_addr == start)
+ break;
}
err_no_vma:
if (mm) {
@@ -681,17 +683,17 @@ int binder_alloc_mmap_handler(struct binder_alloc *alloc,
struct binder_buffer *buffer;

mutex_lock(&binder_alloc_mmap_lock);
- if (alloc->buffer) {
+ if (alloc->buffer_size) {
ret = -EBUSY;
failure_string = "already mapped";
goto err_already_mapped;
}
+ alloc->buffer_size = min_t(unsigned long, vma->vm_end - vma->vm_start,
+ SZ_4M);
+ mutex_unlock(&binder_alloc_mmap_lock);

alloc->buffer = (void __user *)vma->vm_start;
- mutex_unlock(&binder_alloc_mmap_lock);

- alloc->buffer_size = min_t(unsigned long, vma->vm_end - vma->vm_start,
- SZ_4M);
alloc->pages = kcalloc(alloc->buffer_size / PAGE_SIZE,
sizeof(alloc->pages[0]),
GFP_KERNEL);
@@ -722,8 +724,9 @@ int binder_alloc_mmap_handler(struct binder_alloc *alloc,
kfree(alloc->pages);
alloc->pages = NULL;
err_alloc_pages_failed:
- mutex_lock(&binder_alloc_mmap_lock);
alloc->buffer = NULL;
+ mutex_lock(&binder_alloc_mmap_lock);
+ alloc->buffer_size = 0;
err_already_mapped:
mutex_unlock(&binder_alloc_mmap_lock);
binder_alloc_debug(BINDER_DEBUG_USER_ERROR,
@@ -841,14 +844,20 @@ void binder_alloc_print_pages(struct seq_file *m,
int free = 0;

mutex_lock(&alloc->mutex);
- for (i = 0; i < alloc->buffer_size / PAGE_SIZE; i++) {
- page = &alloc->pages[i];
- if (!page->page_ptr)
- free++;
- else if (list_empty(&page->lru))
- active++;
- else
- lru++;
+ /*
+ * Make sure the binder_alloc is fully initialized, otherwise we might
+ * read inconsistent state.
+ */
+ if (binder_alloc_get_vma(alloc) != NULL) {
+ for (i = 0; i < alloc->buffer_size / PAGE_SIZE; i++) {
+ page = &alloc->pages[i];
+ if (!page->page_ptr)
+ free++;
+ else if (list_empty(&page->lru))
+ active++;
+ else
+ lru++;
+ }
}
mutex_unlock(&alloc->mutex);
seq_printf(m, " pages: %d:%d:%d\n", active, lru, free);
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index c8fb886aebd4..64e364c4a0fb 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -2089,7 +2089,7 @@ static int rbd_object_map_update_finish(struct rbd_obj_request *obj_req,
struct rbd_device *rbd_dev = obj_req->img_request->rbd_dev;
struct ceph_osd_data *osd_data;
u64 objno;
- u8 state, new_state, current_state;
+ u8 state, new_state, uninitialized_var(current_state);
bool has_current_state;
void *p;

diff --git a/drivers/block/rsxx/core.c b/drivers/block/rsxx/core.c
index 76b73ddf8fd7..10f6368117d8 100644
--- a/drivers/block/rsxx/core.c
+++ b/drivers/block/rsxx/core.c
@@ -1000,8 +1000,10 @@ static void rsxx_pci_remove(struct pci_dev *dev)

cancel_work_sync(&card->event_work);

+ destroy_workqueue(card->event_wq);
rsxx_destroy_dev(card);
rsxx_dma_destroy(card);
+ destroy_workqueue(card->creg_ctrl.creg_wq);

spin_lock_irqsave(&card->irq_lock, flags);
rsxx_disable_ier_and_isr(card, CR_INTR_ALL);
diff --git a/drivers/char/lp.c b/drivers/char/lp.c
index 7c9269e3477a..bd95aba1f9fe 100644
--- a/drivers/char/lp.c
+++ b/drivers/char/lp.c
@@ -713,6 +713,10 @@ static int lp_set_timeout64(unsigned int minor, void __user *arg)
if (copy_from_user(karg, arg, sizeof(karg)))
return -EFAULT;

+ /* sparc64 suseconds_t is 32-bit only */
+ if (IS_ENABLED(CONFIG_SPARC64) && !in_compat_syscall())
+ karg[1] >>= 32;
+
return lp_set_timeout(minor, karg[0], karg[1]);
}

diff --git a/drivers/cpufreq/imx-cpufreq-dt.c b/drivers/cpufreq/imx-cpufreq-dt.c
index 35db14cf3102..85a6efd6b68f 100644
--- a/drivers/cpufreq/imx-cpufreq-dt.c
+++ b/drivers/cpufreq/imx-cpufreq-dt.c
@@ -44,19 +44,19 @@ static int imx_cpufreq_dt_probe(struct platform_device *pdev)
mkt_segment = (cell_value & OCOTP_CFG3_MKT_SEGMENT_MASK) >> OCOTP_CFG3_MKT_SEGMENT_SHIFT;

/*
- * Early samples without fuses written report "0 0" which means
- * consumer segment and minimum speed grading.
- *
- * According to datasheet minimum speed grading is not supported for
- * consumer parts so clamp to 1 to avoid warning for "no OPPs"
+ * Early samples without fuses written report "0 0" which may NOT
+ * match any OPP defined in DT. So clamp to minimum OPP defined in
+ * DT to avoid warning for "no OPPs".
*
* Applies to i.MX8M series SoCs.
*/
- if (mkt_segment == 0 && speed_grade == 0 && (
- of_machine_is_compatible("fsl,imx8mm") ||
- of_machine_is_compatible("fsl,imx8mn") ||
- of_machine_is_compatible("fsl,imx8mq")))
- speed_grade = 1;
+ if (mkt_segment == 0 && speed_grade == 0) {
+ if (of_machine_is_compatible("fsl,imx8mm") ||
+ of_machine_is_compatible("fsl,imx8mq"))
+ speed_grade = 1;
+ if (of_machine_is_compatible("fsl,imx8mn"))
+ speed_grade = 0xb;
+ }

supported_hw[0] = BIT(speed_grade);
supported_hw[1] = BIT(mkt_segment);
diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c
index de5e9352e920..7d6b695c4ab3 100644
--- a/drivers/crypto/amcc/crypto4xx_core.c
+++ b/drivers/crypto/amcc/crypto4xx_core.c
@@ -365,12 +365,8 @@ static u32 crypto4xx_build_sdr(struct crypto4xx_device *dev)
dma_alloc_coherent(dev->core_dev->device,
PPC4XX_SD_BUFFER_SIZE * PPC4XX_NUM_SD,
&dev->scatter_buffer_pa, GFP_ATOMIC);
- if (!dev->scatter_buffer_va) {
- dma_free_coherent(dev->core_dev->device,
- sizeof(struct ce_sd) * PPC4XX_NUM_SD,
- dev->sdr, dev->sdr_pa);
+ if (!dev->scatter_buffer_va)
return -ENOMEM;
- }

for (i = 0; i < PPC4XX_NUM_SD; i++) {
dev->sdr[i].ptr = dev->scatter_buffer_pa +
diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c
index 2b7af44c7b85..eb0dbdc12f47 100644
--- a/drivers/crypto/atmel-aes.c
+++ b/drivers/crypto/atmel-aes.c
@@ -490,6 +490,29 @@ static inline bool atmel_aes_is_encrypt(const struct atmel_aes_dev *dd)
static void atmel_aes_authenc_complete(struct atmel_aes_dev *dd, int err);
#endif

+static void atmel_aes_set_iv_as_last_ciphertext_block(struct atmel_aes_dev *dd)
+{
+ struct ablkcipher_request *req = ablkcipher_request_cast(dd->areq);
+ struct atmel_aes_reqctx *rctx = ablkcipher_request_ctx(req);
+ struct crypto_ablkcipher *ablkcipher = crypto_ablkcipher_reqtfm(req);
+ unsigned int ivsize = crypto_ablkcipher_ivsize(ablkcipher);
+
+ if (req->nbytes < ivsize)
+ return;
+
+ if (rctx->mode & AES_FLAGS_ENCRYPT) {
+ scatterwalk_map_and_copy(req->info, req->dst,
+ req->nbytes - ivsize, ivsize, 0);
+ } else {
+ if (req->src == req->dst)
+ memcpy(req->info, rctx->lastc, ivsize);
+ else
+ scatterwalk_map_and_copy(req->info, req->src,
+ req->nbytes - ivsize,
+ ivsize, 0);
+ }
+}
+
static inline int atmel_aes_complete(struct atmel_aes_dev *dd, int err)
{
#ifdef CONFIG_CRYPTO_DEV_ATMEL_AUTHENC
@@ -500,26 +523,8 @@ static inline int atmel_aes_complete(struct atmel_aes_dev *dd, int err)
clk_disable(dd->iclk);
dd->flags &= ~AES_FLAGS_BUSY;

- if (!dd->ctx->is_aead) {
- struct ablkcipher_request *req =
- ablkcipher_request_cast(dd->areq);
- struct atmel_aes_reqctx *rctx = ablkcipher_request_ctx(req);
- struct crypto_ablkcipher *ablkcipher =
- crypto_ablkcipher_reqtfm(req);
- int ivsize = crypto_ablkcipher_ivsize(ablkcipher);
-
- if (rctx->mode & AES_FLAGS_ENCRYPT) {
- scatterwalk_map_and_copy(req->info, req->dst,
- req->nbytes - ivsize, ivsize, 0);
- } else {
- if (req->src == req->dst) {
- memcpy(req->info, rctx->lastc, ivsize);
- } else {
- scatterwalk_map_and_copy(req->info, req->src,
- req->nbytes - ivsize, ivsize, 0);
- }
- }
- }
+ if (!dd->ctx->is_aead)
+ atmel_aes_set_iv_as_last_ciphertext_block(dd);

if (dd->is_async)
dd->areq->complete(dd->areq, err);
@@ -1125,10 +1130,12 @@ static int atmel_aes_crypt(struct ablkcipher_request *req, unsigned long mode)
rctx->mode = mode;

if (!(mode & AES_FLAGS_ENCRYPT) && (req->src == req->dst)) {
- int ivsize = crypto_ablkcipher_ivsize(ablkcipher);
+ unsigned int ivsize = crypto_ablkcipher_ivsize(ablkcipher);

- scatterwalk_map_and_copy(rctx->lastc, req->src,
- (req->nbytes - ivsize), ivsize, 0);
+ if (req->nbytes >= ivsize)
+ scatterwalk_map_and_copy(rctx->lastc, req->src,
+ req->nbytes - ivsize,
+ ivsize, 0);
}

return atmel_aes_handle_queue(dd, &req->base);
diff --git a/drivers/crypto/ccp/ccp-dmaengine.c b/drivers/crypto/ccp/ccp-dmaengine.c
index 7f22a45bbc11..03817df17728 100644
--- a/drivers/crypto/ccp/ccp-dmaengine.c
+++ b/drivers/crypto/ccp/ccp-dmaengine.c
@@ -337,6 +337,7 @@ static struct ccp_dma_desc *ccp_alloc_dma_desc(struct ccp_dma_chan *chan,
desc->tx_desc.flags = flags;
desc->tx_desc.tx_submit = ccp_tx_submit;
desc->ccp = chan->ccp;
+ INIT_LIST_HEAD(&desc->entry);
INIT_LIST_HEAD(&desc->pending);
INIT_LIST_HEAD(&desc->active);
desc->status = DMA_IN_PROGRESS;
diff --git a/drivers/crypto/geode-aes.c b/drivers/crypto/geode-aes.c
index d81a1297cb9e..940485112d15 100644
--- a/drivers/crypto/geode-aes.c
+++ b/drivers/crypto/geode-aes.c
@@ -10,6 +10,7 @@
#include <linux/spinlock.h>
#include <crypto/algapi.h>
#include <crypto/aes.h>
+#include <crypto/skcipher.h>

#include <linux/io.h>
#include <linux/delay.h>
@@ -166,13 +167,15 @@ static int geode_setkey_blk(struct crypto_tfm *tfm, const u8 *key,
/*
* The requested key size is not supported by HW, do a fallback
*/
- op->fallback.blk->base.crt_flags &= ~CRYPTO_TFM_REQ_MASK;
- op->fallback.blk->base.crt_flags |= (tfm->crt_flags & CRYPTO_TFM_REQ_MASK);
+ crypto_sync_skcipher_clear_flags(op->fallback.blk, CRYPTO_TFM_REQ_MASK);
+ crypto_sync_skcipher_set_flags(op->fallback.blk,
+ tfm->crt_flags & CRYPTO_TFM_REQ_MASK);

- ret = crypto_blkcipher_setkey(op->fallback.blk, key, len);
+ ret = crypto_sync_skcipher_setkey(op->fallback.blk, key, len);
if (ret) {
tfm->crt_flags &= ~CRYPTO_TFM_RES_MASK;
- tfm->crt_flags |= (op->fallback.blk->base.crt_flags & CRYPTO_TFM_RES_MASK);
+ tfm->crt_flags |= crypto_sync_skcipher_get_flags(op->fallback.blk) &
+ CRYPTO_TFM_RES_MASK;
}
return ret;
}
@@ -181,33 +184,28 @@ static int fallback_blk_dec(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
{
- unsigned int ret;
- struct crypto_blkcipher *tfm;
struct geode_aes_op *op = crypto_blkcipher_ctx(desc->tfm);
+ SYNC_SKCIPHER_REQUEST_ON_STACK(req, op->fallback.blk);

- tfm = desc->tfm;
- desc->tfm = op->fallback.blk;
-
- ret = crypto_blkcipher_decrypt_iv(desc, dst, src, nbytes);
+ skcipher_request_set_sync_tfm(req, op->fallback.blk);
+ skcipher_request_set_callback(req, 0, NULL, NULL);
+ skcipher_request_set_crypt(req, src, dst, nbytes, desc->info);

- desc->tfm = tfm;
- return ret;
+ return crypto_skcipher_decrypt(req);
}
+
static int fallback_blk_enc(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
{
- unsigned int ret;
- struct crypto_blkcipher *tfm;
struct geode_aes_op *op = crypto_blkcipher_ctx(desc->tfm);
+ SYNC_SKCIPHER_REQUEST_ON_STACK(req, op->fallback.blk);

- tfm = desc->tfm;
- desc->tfm = op->fallback.blk;
-
- ret = crypto_blkcipher_encrypt_iv(desc, dst, src, nbytes);
+ skcipher_request_set_sync_tfm(req, op->fallback.blk);
+ skcipher_request_set_callback(req, 0, NULL, NULL);
+ skcipher_request_set_crypt(req, src, dst, nbytes, desc->info);

- desc->tfm = tfm;
- return ret;
+ return crypto_skcipher_encrypt(req);
}

static void
@@ -307,6 +305,9 @@ geode_cbc_decrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
int err, ret;

+ if (nbytes % AES_BLOCK_SIZE)
+ return -EINVAL;
+
if (unlikely(op->keylen != AES_KEYSIZE_128))
return fallback_blk_dec(desc, dst, src, nbytes);

@@ -339,6 +340,9 @@ geode_cbc_encrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
int err, ret;

+ if (nbytes % AES_BLOCK_SIZE)
+ return -EINVAL;
+
if (unlikely(op->keylen != AES_KEYSIZE_128))
return fallback_blk_enc(desc, dst, src, nbytes);

@@ -366,9 +370,8 @@ static int fallback_init_blk(struct crypto_tfm *tfm)
const char *name = crypto_tfm_alg_name(tfm);
struct geode_aes_op *op = crypto_tfm_ctx(tfm);

- op->fallback.blk = crypto_alloc_blkcipher(name, 0,
- CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK);
-
+ op->fallback.blk = crypto_alloc_sync_skcipher(name, 0,
+ CRYPTO_ALG_NEED_FALLBACK);
if (IS_ERR(op->fallback.blk)) {
printk(KERN_ERR "Error allocating fallback algo %s\n", name);
return PTR_ERR(op->fallback.blk);
@@ -381,7 +384,7 @@ static void fallback_exit_blk(struct crypto_tfm *tfm)
{
struct geode_aes_op *op = crypto_tfm_ctx(tfm);

- crypto_free_blkcipher(op->fallback.blk);
+ crypto_free_sync_skcipher(op->fallback.blk);
op->fallback.blk = NULL;
}

@@ -420,6 +423,9 @@ geode_ecb_decrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
int err, ret;

+ if (nbytes % AES_BLOCK_SIZE)
+ return -EINVAL;
+
if (unlikely(op->keylen != AES_KEYSIZE_128))
return fallback_blk_dec(desc, dst, src, nbytes);

@@ -450,6 +456,9 @@ geode_ecb_encrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
int err, ret;

+ if (nbytes % AES_BLOCK_SIZE)
+ return -EINVAL;
+
if (unlikely(op->keylen != AES_KEYSIZE_128))
return fallback_blk_enc(desc, dst, src, nbytes);

diff --git a/drivers/crypto/geode-aes.h b/drivers/crypto/geode-aes.h
index 5c6e131a8f9d..f8a86898ac22 100644
--- a/drivers/crypto/geode-aes.h
+++ b/drivers/crypto/geode-aes.h
@@ -60,7 +60,7 @@ struct geode_aes_op {
u8 *iv;

union {
- struct crypto_blkcipher *blk;
+ struct crypto_sync_skcipher *blk;
struct crypto_cipher *cip;
} fallback;
u32 keylen;
diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c
index 2059e43ccc01..1163c382d4a5 100644
--- a/drivers/edac/ghes_edac.c
+++ b/drivers/edac/ghes_edac.c
@@ -26,9 +26,18 @@ struct ghes_edac_pvt {
char msg[80];
};

-static atomic_t ghes_init = ATOMIC_INIT(0);
+static refcount_t ghes_refcount = REFCOUNT_INIT(0);
+
+/*
+ * Access to ghes_pvt must be protected by ghes_lock. The spinlock
+ * also provides the necessary (implicit) memory barrier for the SMP
+ * case to make the pointer visible on another CPU.
+ */
static struct ghes_edac_pvt *ghes_pvt;

+/* GHES registration mutex */
+static DEFINE_MUTEX(ghes_reg_mutex);
+
/*
* Sync with other, potentially concurrent callers of
* ghes_edac_report_mem_error(). We don't know what the
@@ -79,9 +88,8 @@ static void ghes_edac_count_dimms(const struct dmi_header *dh, void *arg)
(*num_dimm)++;
}

-static int get_dimm_smbios_index(u16 handle)
+static int get_dimm_smbios_index(struct mem_ctl_info *mci, u16 handle)
{
- struct mem_ctl_info *mci = ghes_pvt->mci;
int i;

for (i = 0; i < mci->tot_dimms; i++) {
@@ -198,14 +206,11 @@ void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)
enum hw_event_mc_err_type type;
struct edac_raw_error_desc *e;
struct mem_ctl_info *mci;
- struct ghes_edac_pvt *pvt = ghes_pvt;
+ struct ghes_edac_pvt *pvt;
unsigned long flags;
char *p;
u8 grain_bits;

- if (!pvt)
- return;
-
/*
* We can do the locking below because GHES defers error processing
* from NMI to IRQ context. Whenever that changes, we'd at least
@@ -216,6 +221,10 @@ void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)

spin_lock_irqsave(&ghes_lock, flags);

+ pvt = ghes_pvt;
+ if (!pvt)
+ goto unlock;
+
mci = pvt->mci;
e = &mci->error_desc;

@@ -348,7 +357,7 @@ void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)
p += sprintf(p, "DIMM DMI handle: 0x%.4x ",
mem_err->mem_dev_handle);

- index = get_dimm_smbios_index(mem_err->mem_dev_handle);
+ index = get_dimm_smbios_index(mci, mem_err->mem_dev_handle);
if (index >= 0) {
e->top_layer = index;
e->enable_per_layer_report = true;
@@ -443,6 +452,8 @@ void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)
grain_bits, e->syndrome, pvt->detail_location);

edac_raw_mc_handle_error(type, mci, e);
+
+unlock:
spin_unlock_irqrestore(&ghes_lock, flags);
}

@@ -457,10 +468,12 @@ static struct acpi_platform_list plat_list[] = {
int ghes_edac_register(struct ghes *ghes, struct device *dev)
{
bool fake = false;
- int rc, num_dimm = 0;
+ int rc = 0, num_dimm = 0;
struct mem_ctl_info *mci;
+ struct ghes_edac_pvt *pvt;
struct edac_mc_layer layers[1];
struct ghes_edac_dimm_fill dimm_fill;
+ unsigned long flags;
int idx = -1;

if (IS_ENABLED(CONFIG_X86)) {
@@ -472,11 +485,14 @@ int ghes_edac_register(struct ghes *ghes, struct device *dev)
idx = 0;
}

+ /* finish another registration/unregistration instance first */
+ mutex_lock(&ghes_reg_mutex);
+
/*
* We have only one logical memory controller to which all DIMMs belong.
*/
- if (atomic_inc_return(&ghes_init) > 1)
- return 0;
+ if (refcount_inc_not_zero(&ghes_refcount))
+ goto unlock;

/* Get the number of DIMMs */
dmi_walk(ghes_edac_count_dimms, &num_dimm);
@@ -494,12 +510,13 @@ int ghes_edac_register(struct ghes *ghes, struct device *dev)
mci = edac_mc_alloc(0, ARRAY_SIZE(layers), layers, sizeof(struct ghes_edac_pvt));
if (!mci) {
pr_info("Can't allocate memory for EDAC data\n");
- return -ENOMEM;
+ rc = -ENOMEM;
+ goto unlock;
}

- ghes_pvt = mci->pvt_info;
- ghes_pvt->ghes = ghes;
- ghes_pvt->mci = mci;
+ pvt = mci->pvt_info;
+ pvt->ghes = ghes;
+ pvt->mci = mci;

mci->pdev = dev;
mci->mtype_cap = MEM_FLAG_EMPTY;
@@ -541,23 +558,48 @@ int ghes_edac_register(struct ghes *ghes, struct device *dev)
if (rc < 0) {
pr_info("Can't register at EDAC core\n");
edac_mc_free(mci);
- return -ENODEV;
+ rc = -ENODEV;
+ goto unlock;
}
- return 0;
+
+ spin_lock_irqsave(&ghes_lock, flags);
+ ghes_pvt = pvt;
+ spin_unlock_irqrestore(&ghes_lock, flags);
+
+ /* only increment on success */
+ refcount_inc(&ghes_refcount);
+
+unlock:
+ mutex_unlock(&ghes_reg_mutex);
+
+ return rc;
}

void ghes_edac_unregister(struct ghes *ghes)
{
struct mem_ctl_info *mci;
+ unsigned long flags;

- if (!ghes_pvt)
- return;
+ mutex_lock(&ghes_reg_mutex);

- if (atomic_dec_return(&ghes_init))
- return;
+ if (!refcount_dec_and_test(&ghes_refcount))
+ goto unlock;

- mci = ghes_pvt->mci;
+ /*
+ * Wait for the irq handler being finished.
+ */
+ spin_lock_irqsave(&ghes_lock, flags);
+ mci = ghes_pvt ? ghes_pvt->mci : NULL;
ghes_pvt = NULL;
- edac_mc_del_mc(mci->pdev);
- edac_mc_free(mci);
+ spin_unlock_irqrestore(&ghes_lock, flags);
+
+ if (!mci)
+ goto unlock;
+
+ mci = edac_mc_del_mc(mci->pdev);
+ if (mci)
+ edac_mc_free(mci);
+
+unlock:
+ mutex_unlock(&ghes_reg_mutex);
}
diff --git a/drivers/gpu/drm/drm_damage_helper.c b/drivers/gpu/drm/drm_damage_helper.c
index 8230dac01a89..3a4126dc2520 100644
--- a/drivers/gpu/drm/drm_damage_helper.c
+++ b/drivers/gpu/drm/drm_damage_helper.c
@@ -212,8 +212,14 @@ int drm_atomic_helper_dirtyfb(struct drm_framebuffer *fb,
drm_for_each_plane(plane, fb->dev) {
struct drm_plane_state *plane_state;

- if (plane->state->fb != fb)
+ ret = drm_modeset_lock(&plane->mutex, state->acquire_ctx);
+ if (ret)
+ goto out;
+
+ if (plane->state->fb != fb) {
+ drm_modeset_unlock(&plane->mutex);
continue;
+ }

plane_state = drm_atomic_get_plane_state(state, plane);
if (IS_ERR(plane_state)) {
diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c
index 3b378936f575..a9b15001416a 100644
--- a/drivers/gpu/drm/i810/i810_dma.c
+++ b/drivers/gpu/drm/i810/i810_dma.c
@@ -721,7 +721,7 @@ static void i810_dma_dispatch_vertex(struct drm_device *dev,
if (nbox > I810_NR_SAREA_CLIPRECTS)
nbox = I810_NR_SAREA_CLIPRECTS;

- if (used > 4 * 1024)
+ if (used < 0 || used > 4 * 1024)
used = 0;

if (sarea_priv->dirty)
@@ -1041,7 +1041,7 @@ static void i810_dma_dispatch_mc(struct drm_device *dev, struct drm_buf *buf, in
if (u != I810_BUF_CLIENT)
DRM_DEBUG("MC found buffer that isn't mine!\n");

- if (used > 4 * 1024)
+ if (used < 0 || used > 4 * 1024)
used = 0;

sarea_priv->dirty = 0x7f;
diff --git a/drivers/gpu/drm/mcde/mcde_drv.c b/drivers/gpu/drm/mcde/mcde_drv.c
index a810568c76df..1bd744231aad 100644
--- a/drivers/gpu/drm/mcde/mcde_drv.c
+++ b/drivers/gpu/drm/mcde/mcde_drv.c
@@ -487,7 +487,8 @@ static int mcde_probe(struct platform_device *pdev)
}
if (!match) {
dev_err(dev, "no matching components\n");
- return -ENODEV;
+ ret = -ENODEV;
+ goto clk_disable;
}
if (IS_ERR(match)) {
dev_err(dev, "could not create component match\n");
diff --git a/drivers/gpu/drm/msm/msm_debugfs.c b/drivers/gpu/drm/msm/msm_debugfs.c
index a0a8df591e93..dd43681b8662 100644
--- a/drivers/gpu/drm/msm/msm_debugfs.c
+++ b/drivers/gpu/drm/msm/msm_debugfs.c
@@ -42,12 +42,8 @@ static int msm_gpu_release(struct inode *inode, struct file *file)
struct msm_gpu_show_priv *show_priv = m->private;
struct msm_drm_private *priv = show_priv->dev->dev_private;
struct msm_gpu *gpu = priv->gpu;
- int ret;
-
- ret = mutex_lock_interruptible(&show_priv->dev->struct_mutex);
- if (ret)
- return ret;

+ mutex_lock(&show_priv->dev->struct_mutex);
gpu->funcs->gpu_state_put(show_priv->state);
mutex_unlock(&show_priv->dev->struct_mutex);

diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index df0cc8f46d7b..3491c4c7659e 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c
@@ -486,7 +486,7 @@ static void sun4i_tcon0_mode_set_rgb(struct sun4i_tcon *tcon,

WARN_ON(!tcon->quirks->has_channel_0);

- tcon->dclk_min_div = 6;
+ tcon->dclk_min_div = 1;
tcon->dclk_max_div = 127;
sun4i_tcon0_mode_set_common(tcon, mode);

diff --git a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
index a0365e23678e..f5fb1e7a9c17 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
@@ -655,10 +655,13 @@ static ssize_t cyc_threshold_store(struct device *dev,

if (kstrtoul(buf, 16, &val))
return -EINVAL;
+
+ /* mask off max threshold before checking min value */
+ val &= ETM_CYC_THRESHOLD_MASK;
if (val < drvdata->ccitmin)
return -EINVAL;

- config->ccctlr = val & ETM_CYC_THRESHOLD_MASK;
+ config->ccctlr = val;
return size;
}
static DEVICE_ATTR_RW(cyc_threshold);
@@ -689,14 +692,16 @@ static ssize_t bb_ctrl_store(struct device *dev,
return -EINVAL;
if (!drvdata->nr_addr_cmp)
return -EINVAL;
+
/*
- * Bit[7:0] selects which address range comparator is used for
- * branch broadcast control.
+ * Bit[8] controls include(1) / exclude(0), bits[0-7] select
+ * individual range comparators. If include then at least 1
+ * range must be selected.
*/
- if (BMVAL(val, 0, 7) > drvdata->nr_addr_cmp)
+ if ((val & BIT(8)) && (BMVAL(val, 0, 7) == 0))
return -EINVAL;

- config->bb_ctrl = val;
+ config->bb_ctrl = val & GENMASK(8, 0);
return size;
}
static DEVICE_ATTR_RW(bb_ctrl);
@@ -1329,8 +1334,8 @@ static ssize_t seq_event_store(struct device *dev,

spin_lock(&drvdata->spinlock);
idx = config->seq_idx;
- /* RST, bits[7:0] */
- config->seq_ctrl[idx] = val & 0xFF;
+ /* Seq control has two masks B[15:8] F[7:0] */
+ config->seq_ctrl[idx] = val & 0xFFFF;
spin_unlock(&drvdata->spinlock);
return size;
}
@@ -1585,7 +1590,7 @@ static ssize_t res_ctrl_store(struct device *dev,
if (idx % 2 != 0)
/* PAIRINV, bit[21] */
val &= ~BIT(21);
- config->res_ctrl[idx] = val;
+ config->res_ctrl[idx] = val & GENMASK(21, 0);
spin_unlock(&drvdata->spinlock);
return size;
}
diff --git a/drivers/i2c/i2c-core-of.c b/drivers/i2c/i2c-core-of.c
index d1c48dec7118..9b2fce4906c4 100644
--- a/drivers/i2c/i2c-core-of.c
+++ b/drivers/i2c/i2c-core-of.c
@@ -250,14 +250,14 @@ static int of_i2c_notify(struct notifier_block *nb, unsigned long action,
}

client = of_i2c_register_device(adap, rd->dn);
- put_device(&adap->dev);
-
if (IS_ERR(client)) {
dev_err(&adap->dev, "failed to create client for '%pOF'\n",
rd->dn);
+ put_device(&adap->dev);
of_node_clear_flag(rd->dn, OF_POPULATED);
return notifier_from_errno(PTR_ERR(client));
}
+ put_device(&adap->dev);
break;
case OF_RECONFIG_CHANGE_REMOVE:
/* already depopulated? */
diff --git a/drivers/infiniband/hw/hns/hns_roce_hem.h b/drivers/infiniband/hw/hns/hns_roce_hem.h
index f1ccb8f35fe5..e41ebc25b1f9 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hem.h
+++ b/drivers/infiniband/hw/hns/hns_roce_hem.h
@@ -59,7 +59,7 @@ enum {

#define HNS_ROCE_HEM_CHUNK_LEN \
((256 - sizeof(struct list_head) - 2 * sizeof(int)) / \
- (sizeof(struct scatterlist)))
+ (sizeof(struct scatterlist) + sizeof(void *)))

#define check_whether_bt_num_3(type, hop_num) \
(type < HEM_TYPE_MTT && hop_num == 2)
diff --git a/drivers/infiniband/hw/hns/hns_roce_srq.c b/drivers/infiniband/hw/hns/hns_roce_srq.c
index 38bb548eaa6d..9768e377cd22 100644
--- a/drivers/infiniband/hw/hns/hns_roce_srq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_srq.c
@@ -221,7 +221,7 @@ int hns_roce_create_srq(struct ib_srq *ib_srq,
srq->max = roundup_pow_of_two(srq_init_attr->attr.max_wr + 1);
srq->max_gs = srq_init_attr->attr.max_sge;

- srq_desc_size = max(16, 16 * srq->max_gs);
+ srq_desc_size = roundup_pow_of_two(max(16, 16 * srq->max_gs));

srq->wqe_shift = ilog2(srq_desc_size);

diff --git a/drivers/infiniband/hw/qib/qib_sysfs.c b/drivers/infiniband/hw/qib/qib_sysfs.c
index 905206a0c2d5..d4f5e8cd438d 100644
--- a/drivers/infiniband/hw/qib/qib_sysfs.c
+++ b/drivers/infiniband/hw/qib/qib_sysfs.c
@@ -301,6 +301,9 @@ static ssize_t qib_portattr_show(struct kobject *kobj,
struct qib_pportdata *ppd =
container_of(kobj, struct qib_pportdata, pport_kobj);

+ if (!pattr->show)
+ return -EIO;
+
return pattr->show(ppd, buf);
}

@@ -312,6 +315,9 @@ static ssize_t qib_portattr_store(struct kobject *kobj,
struct qib_pportdata *ppd =
container_of(kobj, struct qib_pportdata, pport_kobj);

+ if (!pattr->store)
+ return -EIO;
+
return pattr->store(ppd, buf, len);
}

diff --git a/drivers/input/joystick/psxpad-spi.c b/drivers/input/joystick/psxpad-spi.c
index 7eee1b0e360f..99a6052500ca 100644
--- a/drivers/input/joystick/psxpad-spi.c
+++ b/drivers/input/joystick/psxpad-spi.c
@@ -292,7 +292,7 @@ static int psxpad_spi_probe(struct spi_device *spi)
if (!pad)
return -ENOMEM;

- pdev = input_allocate_polled_device();
+ pdev = devm_input_allocate_polled_device(&spi->dev);
if (!pdev) {
dev_err(&spi->dev, "failed to allocate input device\n");
return -ENOMEM;
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 46bbe99d6511..13a92e8823f1 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -172,6 +172,7 @@ static const char * const smbus_pnp_ids[] = {
"LEN0071", /* T480 */
"LEN0072", /* X1 Carbon Gen 5 (2017) - Elan/ALPS trackpoint */
"LEN0073", /* X1 Carbon G5 (Elantech) */
+ "LEN0091", /* X1 Carbon 6 */
"LEN0092", /* X1 Carbon 6 */
"LEN0093", /* T480 */
"LEN0096", /* X280 */
diff --git a/drivers/input/rmi4/rmi_f34v7.c b/drivers/input/rmi4/rmi_f34v7.c
index a4cabf52740c..74f7c6f214ff 100644
--- a/drivers/input/rmi4/rmi_f34v7.c
+++ b/drivers/input/rmi4/rmi_f34v7.c
@@ -1189,6 +1189,9 @@ int rmi_f34v7_do_reflash(struct f34_data *f34, const struct firmware *fw)
{
int ret;

+ f34->fn->rmi_dev->driver->set_irq_bits(f34->fn->rmi_dev,
+ f34->fn->irq_mask);
+
rmi_f34v7_read_queries_bl_version(f34);

f34->v7.image = fw->data;
diff --git a/drivers/input/rmi4/rmi_smbus.c b/drivers/input/rmi4/rmi_smbus.c
index 2407ea43de59..b313c579914f 100644
--- a/drivers/input/rmi4/rmi_smbus.c
+++ b/drivers/input/rmi4/rmi_smbus.c
@@ -163,7 +163,6 @@ static int rmi_smb_write_block(struct rmi_transport_dev *xport, u16 rmiaddr,
/* prepare to write next block of bytes */
cur_len -= SMB_MAX_COUNT;
databuff += SMB_MAX_COUNT;
- rmiaddr += SMB_MAX_COUNT;
}
exit:
mutex_unlock(&rmi_smb->page_mutex);
@@ -215,7 +214,6 @@ static int rmi_smb_read_block(struct rmi_transport_dev *xport, u16 rmiaddr,
/* prepare to read next block of bytes */
cur_len -= SMB_MAX_COUNT;
databuff += SMB_MAX_COUNT;
- rmiaddr += SMB_MAX_COUNT;
}

retval = 0;
diff --git a/drivers/input/touchscreen/cyttsp4_core.c b/drivers/input/touchscreen/cyttsp4_core.c
index 4b22d49a0f49..6bcffc930384 100644
--- a/drivers/input/touchscreen/cyttsp4_core.c
+++ b/drivers/input/touchscreen/cyttsp4_core.c
@@ -1990,11 +1990,6 @@ static int cyttsp4_mt_probe(struct cyttsp4 *cd)

/* get sysinfo */
md->si = &cd->sysinfo;
- if (!md->si) {
- dev_err(dev, "%s: Fail get sysinfo pointer from core p=%p\n",
- __func__, md->si);
- goto error_get_sysinfo;
- }

rc = cyttsp4_setup_input_device(cd);
if (rc)
@@ -2004,8 +1999,6 @@ static int cyttsp4_mt_probe(struct cyttsp4 *cd)

error_init_input:
input_free_device(md->input);
-error_get_sysinfo:
- input_set_drvdata(md->input, NULL);
error_alloc_failed:
dev_err(dev, "%s failed.\n", __func__);
return rc;
diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
index 5178ea8b5f30..b99ace9b9a0e 100644
--- a/drivers/input/touchscreen/goodix.c
+++ b/drivers/input/touchscreen/goodix.c
@@ -126,6 +126,15 @@ static const unsigned long goodix_irq_flags[] = {
*/
static const struct dmi_system_id rotated_screen[] = {
#if defined(CONFIG_DMI) && defined(CONFIG_X86)
+ {
+ .ident = "Teclast X89",
+ .matches = {
+ /* tPAD is too generic, also match on bios date */
+ DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"),
+ DMI_MATCH(DMI_BOARD_NAME, "tPAD"),
+ DMI_MATCH(DMI_BIOS_DATE, "12/19/2014"),
+ },
+ },
{
.ident = "WinBook TW100",
.matches = {
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index c3445d2cedb9..94c3f1a6fb5c 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -612,7 +612,7 @@ static bool raid0_make_request(struct mddev *mddev, struct bio *bio)
tmp_dev = map_sector(mddev, zone, sector, &sector);
break;
default:
- WARN("md/raid0:%s: Invalid layout\n", mdname(mddev));
+ WARN(1, "md/raid0:%s: Invalid layout\n", mdname(mddev));
bio_io_error(bio);
return true;
}
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 13da4c5c7d17..7741151606ef 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -1773,6 +1773,7 @@ static int rc_prepare_rx_device(struct rc_dev *dev)
set_bit(MSC_SCAN, dev->input_dev->mscbit);

/* Pointer/mouse events */
+ set_bit(INPUT_PROP_POINTING_STICK, dev->input_dev->propbit);
set_bit(EV_REL, dev->input_dev->evbit);
set_bit(REL_X, dev->input_dev->relbit);
set_bit(REL_Y, dev->input_dev->relbit);
diff --git a/drivers/net/can/slcan.c b/drivers/net/can/slcan.c
index 5d338b2ac39e..cf0769ad39cd 100644
--- a/drivers/net/can/slcan.c
+++ b/drivers/net/can/slcan.c
@@ -613,6 +613,7 @@ static int slcan_open(struct tty_struct *tty)
sl->tty = NULL;
tty->disc_data = NULL;
clear_bit(SLF_INUSE, &sl->flags);
+ slc_free_netdev(sl->dev);
free_netdev(sl->dev);

err_exit:
diff --git a/drivers/net/can/usb/ucan.c b/drivers/net/can/usb/ucan.c
index 04aac3bb54ef..81e942f713e6 100644
--- a/drivers/net/can/usb/ucan.c
+++ b/drivers/net/can/usb/ucan.c
@@ -792,7 +792,7 @@ static void ucan_read_bulk_callback(struct urb *urb)
up);

usb_anchor_urb(urb, &up->rx_urbs);
- ret = usb_submit_urb(urb, GFP_KERNEL);
+ ret = usb_submit_urb(urb, GFP_ATOMIC);

if (ret < 0) {
netdev_err(up->netdev,
diff --git a/drivers/net/ethernet/cirrus/ep93xx_eth.c b/drivers/net/ethernet/cirrus/ep93xx_eth.c
index f1a0c4dceda0..f37c9a08c4cf 100644
--- a/drivers/net/ethernet/cirrus/ep93xx_eth.c
+++ b/drivers/net/ethernet/cirrus/ep93xx_eth.c
@@ -763,6 +763,7 @@ static int ep93xx_eth_remove(struct platform_device *pdev)
{
struct net_device *dev;
struct ep93xx_priv *ep;
+ struct resource *mem;

dev = platform_get_drvdata(pdev);
if (dev == NULL)
@@ -778,8 +779,8 @@ static int ep93xx_eth_remove(struct platform_device *pdev)
iounmap(ep->base_addr);

if (ep->res != NULL) {
- release_resource(ep->res);
- kfree(ep->res);
+ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ release_mem_region(mem->start, resource_size(mem));
}

free_netdev(dev);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
index bac4ce13f6ae..f5c323e79834 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
@@ -124,7 +124,7 @@ static int hclge_ets_validate(struct hclge_dev *hdev, struct ieee_ets *ets,
if (ret)
return ret;

- for (i = 0; i < HNAE3_MAX_TC; i++) {
+ for (i = 0; i < hdev->tc_max; i++) {
switch (ets->tc_tsa[i]) {
case IEEE_8021QAZ_TSA_STRICT:
if (hdev->tm_info.tc_info[i].tc_sch_mode !=
@@ -302,6 +302,7 @@ static int hclge_ieee_setpfc(struct hnae3_handle *h, struct ieee_pfc *pfc)
struct hclge_vport *vport = hclge_get_vport(h);
struct hclge_dev *hdev = vport->back;
u8 i, j, pfc_map, *prio_tc;
+ int ret;

if (!(hdev->dcbx_cap & DCB_CAP_DCBX_VER_IEEE) ||
hdev->flag & HCLGE_FLAG_MQPRIO_ENABLE)
@@ -327,7 +328,21 @@ static int hclge_ieee_setpfc(struct hnae3_handle *h, struct ieee_pfc *pfc)

hclge_tm_pfc_info_update(hdev);

- return hclge_pause_setup_hw(hdev, false);
+ ret = hclge_pause_setup_hw(hdev, false);
+ if (ret)
+ return ret;
+
+ ret = hclge_notify_client(hdev, HNAE3_DOWN_CLIENT);
+ if (ret)
+ return ret;
+
+ ret = hclge_buffer_alloc(hdev);
+ if (ret) {
+ hclge_notify_client(hdev, HNAE3_UP_CLIENT);
+ return ret;
+ }
+
+ return hclge_notify_client(hdev, HNAE3_UP_CLIENT);
}

/* DCBX configuration */
diff --git a/drivers/net/ethernet/renesas/ravb.h b/drivers/net/ethernet/renesas/ravb.h
index ac9195add811..709022939822 100644
--- a/drivers/net/ethernet/renesas/ravb.h
+++ b/drivers/net/ethernet/renesas/ravb.h
@@ -960,6 +960,8 @@ enum RAVB_QUEUE {
#define NUM_RX_QUEUE 2
#define NUM_TX_QUEUE 2

+#define RX_BUF_SZ (2048 - ETH_FCS_LEN + sizeof(__sum16))
+
/* TX descriptors per packet */
#define NUM_TX_DESC_GEN2 2
#define NUM_TX_DESC_GEN3 1
@@ -1023,7 +1025,6 @@ struct ravb_private {
u32 dirty_rx[NUM_RX_QUEUE]; /* Producer ring indices */
u32 cur_tx[NUM_TX_QUEUE];
u32 dirty_tx[NUM_TX_QUEUE];
- u32 rx_buf_sz; /* Based on MTU+slack. */
struct napi_struct napi[NUM_RX_QUEUE];
struct work_struct work;
/* MII transceiver section. */
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 6cacd5e893ac..393644833cd5 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -230,7 +230,7 @@ static void ravb_ring_free(struct net_device *ndev, int q)
le32_to_cpu(desc->dptr)))
dma_unmap_single(ndev->dev.parent,
le32_to_cpu(desc->dptr),
- priv->rx_buf_sz,
+ RX_BUF_SZ,
DMA_FROM_DEVICE);
}
ring_size = sizeof(struct ravb_ex_rx_desc) *
@@ -293,9 +293,9 @@ static void ravb_ring_format(struct net_device *ndev, int q)
for (i = 0; i < priv->num_rx_ring[q]; i++) {
/* RX descriptor */
rx_desc = &priv->rx_ring[q][i];
- rx_desc->ds_cc = cpu_to_le16(priv->rx_buf_sz);
+ rx_desc->ds_cc = cpu_to_le16(RX_BUF_SZ);
dma_addr = dma_map_single(ndev->dev.parent, priv->rx_skb[q][i]->data,
- priv->rx_buf_sz,
+ RX_BUF_SZ,
DMA_FROM_DEVICE);
/* We just set the data size to 0 for a failed mapping which
* should prevent DMA from happening...
@@ -342,9 +342,6 @@ static int ravb_ring_init(struct net_device *ndev, int q)
int ring_size;
int i;

- priv->rx_buf_sz = (ndev->mtu <= 1492 ? PKT_BUF_SZ : ndev->mtu) +
- ETH_HLEN + VLAN_HLEN + sizeof(__sum16);
-
/* Allocate RX and TX skb rings */
priv->rx_skb[q] = kcalloc(priv->num_rx_ring[q],
sizeof(*priv->rx_skb[q]), GFP_KERNEL);
@@ -354,7 +351,7 @@ static int ravb_ring_init(struct net_device *ndev, int q)
goto error;

for (i = 0; i < priv->num_rx_ring[q]; i++) {
- skb = netdev_alloc_skb(ndev, priv->rx_buf_sz + RAVB_ALIGN - 1);
+ skb = netdev_alloc_skb(ndev, RX_BUF_SZ + RAVB_ALIGN - 1);
if (!skb)
goto error;
ravb_set_buffer_align(skb);
@@ -590,7 +587,7 @@ static bool ravb_rx(struct net_device *ndev, int *quota, int q)
skb = priv->rx_skb[q][entry];
priv->rx_skb[q][entry] = NULL;
dma_unmap_single(ndev->dev.parent, le32_to_cpu(desc->dptr),
- priv->rx_buf_sz,
+ RX_BUF_SZ,
DMA_FROM_DEVICE);
get_ts &= (q == RAVB_NC) ?
RAVB_RXTSTAMP_TYPE_V2_L2_EVENT :
@@ -623,11 +620,11 @@ static bool ravb_rx(struct net_device *ndev, int *quota, int q)
for (; priv->cur_rx[q] - priv->dirty_rx[q] > 0; priv->dirty_rx[q]++) {
entry = priv->dirty_rx[q] % priv->num_rx_ring[q];
desc = &priv->rx_ring[q][entry];
- desc->ds_cc = cpu_to_le16(priv->rx_buf_sz);
+ desc->ds_cc = cpu_to_le16(RX_BUF_SZ);

if (!priv->rx_skb[q][entry]) {
skb = netdev_alloc_skb(ndev,
- priv->rx_buf_sz +
+ RX_BUF_SZ +
RAVB_ALIGN - 1);
if (!skb)
break; /* Better luck next round. */
@@ -1814,10 +1811,15 @@ static int ravb_do_ioctl(struct net_device *ndev, struct ifreq *req, int cmd)

static int ravb_change_mtu(struct net_device *ndev, int new_mtu)
{
- if (netif_running(ndev))
- return -EBUSY;
+ struct ravb_private *priv = netdev_priv(ndev);

ndev->mtu = new_mtu;
+
+ if (netif_running(ndev)) {
+ synchronize_irq(priv->emac_irq);
+ ravb_emac_init(ndev);
+ }
+
netdev_update_features(ndev);

return 0;
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
index 9ef6b8fe03c1..0fbf8c1d5c98 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
@@ -252,27 +252,23 @@ static int iwl_pcie_gen2_build_amsdu(struct iwl_trans *trans,
struct ieee80211_hdr *hdr = (void *)skb->data;
unsigned int snap_ip_tcp_hdrlen, ip_hdrlen, total_len, hdr_room;
unsigned int mss = skb_shinfo(skb)->gso_size;
- u16 length, iv_len, amsdu_pad;
+ u16 length, amsdu_pad;
u8 *start_hdr;
struct iwl_tso_hdr_page *hdr_page;
struct page **page_ptr;
struct tso_t tso;

- /* if the packet is protected, then it must be CCMP or GCMP */
- iv_len = ieee80211_has_protected(hdr->frame_control) ?
- IEEE80211_CCMP_HDR_LEN : 0;
-
trace_iwlwifi_dev_tx(trans->dev, skb, tfd, sizeof(*tfd),
&dev_cmd->hdr, start_len, 0);

ip_hdrlen = skb_transport_header(skb) - skb_network_header(skb);
snap_ip_tcp_hdrlen = 8 + ip_hdrlen + tcp_hdrlen(skb);
- total_len = skb->len - snap_ip_tcp_hdrlen - hdr_len - iv_len;
+ total_len = skb->len - snap_ip_tcp_hdrlen - hdr_len;
amsdu_pad = 0;

/* total amount of header we may need for this A-MSDU */
hdr_room = DIV_ROUND_UP(total_len, mss) *
- (3 + snap_ip_tcp_hdrlen + sizeof(struct ethhdr)) + iv_len;
+ (3 + snap_ip_tcp_hdrlen + sizeof(struct ethhdr));

/* Our device supports 9 segments at most, it will fit in 1 page */
hdr_page = get_page_hdr(trans, hdr_room);
@@ -283,14 +279,12 @@ static int iwl_pcie_gen2_build_amsdu(struct iwl_trans *trans,
start_hdr = hdr_page->pos;
page_ptr = (void *)((u8 *)skb->cb + trans_pcie->page_offs);
*page_ptr = hdr_page->page;
- memcpy(hdr_page->pos, skb->data + hdr_len, iv_len);
- hdr_page->pos += iv_len;

/*
- * Pull the ieee80211 header + IV to be able to use TSO core,
+ * Pull the ieee80211 header to be able to use TSO core,
* we will restore it for the tx_status flow.
*/
- skb_pull(skb, hdr_len + iv_len);
+ skb_pull(skb, hdr_len);

/*
* Remove the length of all the headers that we don't actually
@@ -365,8 +359,8 @@ static int iwl_pcie_gen2_build_amsdu(struct iwl_trans *trans,
}
}

- /* re -add the WiFi header and IV */
- skb_push(skb, hdr_len + iv_len);
+ /* re -add the WiFi header */
+ skb_push(skb, hdr_len);

return 0;

diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c
index 6c7f26ef6476..9cc8a335d519 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c
@@ -1756,6 +1756,7 @@ static int rsi_send_beacon(struct rsi_common *common)
skb_pull(skb, (64 - dword_align_bytes));
if (rsi_prepare_beacon(common, skb)) {
rsi_dbg(ERR_ZONE, "Failed to prepare beacon\n");
+ dev_kfree_skb(skb);
return -EINVAL;
}
skb_queue_tail(&common->tx_queue[MGMT_BEACON_Q], skb);
diff --git a/drivers/nfc/nxp-nci/i2c.c b/drivers/nfc/nxp-nci/i2c.c
index 4aeb3861b409..6c468899f2ff 100644
--- a/drivers/nfc/nxp-nci/i2c.c
+++ b/drivers/nfc/nxp-nci/i2c.c
@@ -225,8 +225,10 @@ static irqreturn_t nxp_nci_i2c_irq_thread_fn(int irq, void *phy_id)

if (r == -EREMOTEIO) {
phy->hard_fault = r;
- skb = NULL;
- } else if (r < 0) {
+ if (info->mode == NXP_NCI_MODE_FW)
+ nxp_nci_fw_recv_frame(phy->ndev, NULL);
+ }
+ if (r < 0) {
nfc_err(&client->dev, "Read failed with error %d\n", r);
goto exit_irq_handled;
}
diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c
index f00b367523cd..6a4540ba65ba 100644
--- a/drivers/spi/spi-atmel.c
+++ b/drivers/spi/spi-atmel.c
@@ -1182,10 +1182,8 @@ static int atmel_spi_setup(struct spi_device *spi)
as = spi_master_get_devdata(spi->master);

/* see notes above re chipselect */
- if (!atmel_spi_is_v2(as)
- && spi->chip_select == 0
- && (spi->mode & SPI_CS_HIGH)) {
- dev_dbg(&spi->dev, "setup: can't be active-high\n");
+ if (!as->use_cs_gpios && (spi->mode & SPI_CS_HIGH)) {
+ dev_warn(&spi->dev, "setup: non GPIO CS can't be active-high\n");
return -EINVAL;
}

diff --git a/drivers/spi/spi-fsl-qspi.c b/drivers/spi/spi-fsl-qspi.c
index 448c00e4065b..609e10aa2535 100644
--- a/drivers/spi/spi-fsl-qspi.c
+++ b/drivers/spi/spi-fsl-qspi.c
@@ -63,6 +63,11 @@
#define QUADSPI_IPCR 0x08
#define QUADSPI_IPCR_SEQID(x) ((x) << 24)

+#define QUADSPI_FLSHCR 0x0c
+#define QUADSPI_FLSHCR_TCSS_MASK GENMASK(3, 0)
+#define QUADSPI_FLSHCR_TCSH_MASK GENMASK(11, 8)
+#define QUADSPI_FLSHCR_TDH_MASK GENMASK(17, 16)
+
#define QUADSPI_BUF3CR 0x1c
#define QUADSPI_BUF3CR_ALLMST_MASK BIT(31)
#define QUADSPI_BUF3CR_ADATSZ(x) ((x) << 8)
@@ -95,6 +100,9 @@
#define QUADSPI_FR 0x160
#define QUADSPI_FR_TFF_MASK BIT(0)

+#define QUADSPI_RSER 0x164
+#define QUADSPI_RSER_TFIE BIT(0)
+
#define QUADSPI_SPTRCLR 0x16c
#define QUADSPI_SPTRCLR_IPPTRC BIT(8)
#define QUADSPI_SPTRCLR_BFPTRC BIT(0)
@@ -112,9 +120,6 @@
#define QUADSPI_LCKER_LOCK BIT(0)
#define QUADSPI_LCKER_UNLOCK BIT(1)

-#define QUADSPI_RSER 0x164
-#define QUADSPI_RSER_TFIE BIT(0)
-
#define QUADSPI_LUT_BASE 0x310
#define QUADSPI_LUT_OFFSET (SEQID_LUT * 4 * 4)
#define QUADSPI_LUT_REG(idx) \
@@ -181,6 +186,12 @@
*/
#define QUADSPI_QUIRK_BASE_INTERNAL BIT(4)

+/*
+ * Controller uses TDH bits in register QUADSPI_FLSHCR.
+ * They need to be set in accordance with the DDR/SDR mode.
+ */
+#define QUADSPI_QUIRK_USE_TDH_SETTING BIT(5)
+
struct fsl_qspi_devtype_data {
unsigned int rxfifo;
unsigned int txfifo;
@@ -209,7 +220,8 @@ static const struct fsl_qspi_devtype_data imx7d_data = {
.rxfifo = SZ_128,
.txfifo = SZ_512,
.ahb_buf_size = SZ_1K,
- .quirks = QUADSPI_QUIRK_TKT253890 | QUADSPI_QUIRK_4X_INT_CLK,
+ .quirks = QUADSPI_QUIRK_TKT253890 | QUADSPI_QUIRK_4X_INT_CLK |
+ QUADSPI_QUIRK_USE_TDH_SETTING,
.little_endian = true,
};

@@ -217,7 +229,8 @@ static const struct fsl_qspi_devtype_data imx6ul_data = {
.rxfifo = SZ_128,
.txfifo = SZ_512,
.ahb_buf_size = SZ_1K,
- .quirks = QUADSPI_QUIRK_TKT253890 | QUADSPI_QUIRK_4X_INT_CLK,
+ .quirks = QUADSPI_QUIRK_TKT253890 | QUADSPI_QUIRK_4X_INT_CLK |
+ QUADSPI_QUIRK_USE_TDH_SETTING,
.little_endian = true,
};

@@ -275,6 +288,11 @@ static inline int needs_amba_base_offset(struct fsl_qspi *q)
return !(q->devtype_data->quirks & QUADSPI_QUIRK_BASE_INTERNAL);
}

+static inline int needs_tdh_setting(struct fsl_qspi *q)
+{
+ return q->devtype_data->quirks & QUADSPI_QUIRK_USE_TDH_SETTING;
+}
+
/*
* An IC bug makes it necessary to rearrange the 32-bit data.
* Later chips, such as IMX6SLX, have fixed this bug.
@@ -710,6 +728,16 @@ static int fsl_qspi_default_setup(struct fsl_qspi *q)
qspi_writel(q, QUADSPI_MCR_MDIS_MASK | QUADSPI_MCR_RESERVED_MASK,
base + QUADSPI_MCR);

+ /*
+ * Previous boot stages (BootROM, bootloader) might have used DDR
+ * mode and did not clear the TDH bits. As we currently use SDR mode
+ * only, clear the TDH bits if necessary.
+ */
+ if (needs_tdh_setting(q))
+ qspi_writel(q, qspi_readl(q, base + QUADSPI_FLSHCR) &
+ ~QUADSPI_FLSHCR_TDH_MASK,
+ base + QUADSPI_FLSHCR);
+
reg = qspi_readl(q, base + QUADSPI_SMPR);
qspi_writel(q, reg & ~(QUADSPI_SMPR_FSDLY_MASK
| QUADSPI_SMPR_FSPHS_MASK
diff --git a/drivers/spi/spi-stm32-qspi.c b/drivers/spi/spi-stm32-qspi.c
index 655e4afbfb2a..c9a782010006 100644
--- a/drivers/spi/spi-stm32-qspi.c
+++ b/drivers/spi/spi-stm32-qspi.c
@@ -528,7 +528,6 @@ static void stm32_qspi_release(struct stm32_qspi *qspi)
stm32_qspi_dma_free(qspi);
mutex_destroy(&qspi->lock);
clk_disable_unprepare(qspi->clk);
- spi_master_put(qspi->ctrl);
}

static int stm32_qspi_probe(struct platform_device *pdev)
@@ -629,6 +628,8 @@ static int stm32_qspi_probe(struct platform_device *pdev)

err:
stm32_qspi_release(qspi);
+ spi_master_put(qspi->ctrl);
+
return ret;
}

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 75ac046cae52..f3b54025986f 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -1710,15 +1710,7 @@ static int of_spi_parse_dt(struct spi_controller *ctlr, struct spi_device *spi,
spi->mode |= SPI_3WIRE;
if (of_property_read_bool(nc, "spi-lsb-first"))
spi->mode |= SPI_LSB_FIRST;
-
- /*
- * For descriptors associated with the device, polarity inversion is
- * handled in the gpiolib, so all chip selects are "active high" in
- * the logical sense, the gpiolib will invert the line if need be.
- */
- if (ctlr->use_gpio_descriptors)
- spi->mode |= SPI_CS_HIGH;
- else if (of_property_read_bool(nc, "spi-cs-high"))
+ if (of_property_read_bool(nc, "spi-cs-high"))
spi->mode |= SPI_CS_HIGH;

/* Device DUAL/QUAD mode */
@@ -1782,6 +1774,15 @@ static int of_spi_parse_dt(struct spi_controller *ctlr, struct spi_device *spi,
}
spi->chip_select = value;

+ /*
+ * For descriptors associated with the device, polarity inversion is
+ * handled in the gpiolib, so all gpio chip selects are "active high"
+ * in the logical sense, the gpiolib will invert the line if need be.
+ */
+ if ((ctlr->use_gpio_descriptors) && ctlr->cs_gpiods &&
+ ctlr->cs_gpiods[spi->chip_select])
+ spi->mode |= SPI_CS_HIGH;
+
/* Device speed */
rc = of_property_read_u32(nc, "spi-max-frequency", &value);
if (rc) {
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index ebe15f2cf7fc..7f38ba134bb9 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -304,7 +304,7 @@ static void thermal_zone_device_set_polling(struct thermal_zone_device *tz,
&tz->poll_queue,
msecs_to_jiffies(delay));
else
- cancel_delayed_work_sync(&tz->poll_queue);
+ cancel_delayed_work(&tz->poll_queue);
}

static void monitor_thermal_zone(struct thermal_zone_device *tz)
@@ -1404,7 +1404,7 @@ void thermal_zone_device_unregister(struct thermal_zone_device *tz)

mutex_unlock(&thermal_list_lock);

- thermal_zone_device_set_polling(tz, 0);
+ cancel_delayed_work_sync(&tz->poll_queue);

thermal_set_governor(tz, NULL);

diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index 5921a33b2a07..eba7266cef87 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -813,10 +813,8 @@ __acquires(&uap->port.lock)
if (!uap->using_tx_dma)
return;

- /* Avoid deadlock with the DMA engine callback */
- spin_unlock(&uap->port.lock);
- dmaengine_terminate_all(uap->dmatx.chan);
- spin_lock(&uap->port.lock);
+ dmaengine_terminate_async(uap->dmatx.chan);
+
if (uap->dmatx.queued) {
dma_unmap_sg(uap->dmatx.chan->device->dev, &uap->dmatx.sg, 1,
DMA_TO_DEVICE);
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index 92dad2b4ec36..2cd1a9dd8877 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -436,8 +436,8 @@ static void lpuart_dma_tx(struct lpuart_port *sport)
}

sport->dma_tx_desc = dmaengine_prep_slave_sg(sport->dma_tx_chan, sgl,
- sport->dma_tx_nents,
- DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT);
+ ret, DMA_MEM_TO_DEV,
+ DMA_PREP_INTERRUPT);
if (!sport->dma_tx_desc) {
dma_unmap_sg(dev, sgl, sport->dma_tx_nents, DMA_TO_DEVICE);
dev_err(dev, "Cannot prepare TX slave DMA!\n");
diff --git a/drivers/tty/serial/ifx6x60.c b/drivers/tty/serial/ifx6x60.c
index ffefd218761e..31033d517e82 100644
--- a/drivers/tty/serial/ifx6x60.c
+++ b/drivers/tty/serial/ifx6x60.c
@@ -1230,6 +1230,9 @@ static int ifx_spi_spi_remove(struct spi_device *spi)
struct ifx_spi_device *ifx_dev = spi_get_drvdata(spi);
/* stop activity */
tasklet_kill(&ifx_dev->io_work_tasklet);
+
+ pm_runtime_disable(&spi->dev);
+
/* free irq */
free_irq(gpio_to_irq(ifx_dev->gpio.reset_out), ifx_dev);
free_irq(gpio_to_irq(ifx_dev->gpio.srdy), ifx_dev);
diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c
index 3657a24913fc..00964b6e4ac1 100644
--- a/drivers/tty/serial/msm_serial.c
+++ b/drivers/tty/serial/msm_serial.c
@@ -980,6 +980,7 @@ static unsigned int msm_get_mctrl(struct uart_port *port)
static void msm_reset(struct uart_port *port)
{
struct msm_port *msm_port = UART_TO_MSM(port);
+ unsigned int mr;

/* reset everything */
msm_write(port, UART_CR_CMD_RESET_RX, UART_CR);
@@ -987,7 +988,10 @@ static void msm_reset(struct uart_port *port)
msm_write(port, UART_CR_CMD_RESET_ERR, UART_CR);
msm_write(port, UART_CR_CMD_RESET_BREAK_INT, UART_CR);
msm_write(port, UART_CR_CMD_RESET_CTS, UART_CR);
- msm_write(port, UART_CR_CMD_SET_RFR, UART_CR);
+ msm_write(port, UART_CR_CMD_RESET_RFR, UART_CR);
+ mr = msm_read(port, UART_MR1);
+ mr &= ~UART_MR1_RX_RDY_CTL;
+ msm_write(port, mr, UART_MR1);

/* Disable DM modes */
if (msm_port->is_uartdm)
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 4223cb496764..efaf6f9ca17f 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -1106,7 +1106,7 @@ static int uart_break_ctl(struct tty_struct *tty, int break_state)
if (!uport)
goto out;

- if (uport->type != PORT_UNKNOWN)
+ if (uport->type != PORT_UNKNOWN && uport->ops->break_ctl)
uport->ops->break_ctl(uport, break_state);
ret = 0;
out:
diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c
index 24a2261f879a..0b97268b0055 100644
--- a/drivers/tty/serial/stm32-usart.c
+++ b/drivers/tty/serial/stm32-usart.c
@@ -239,8 +239,8 @@ static void stm32_receive_chars(struct uart_port *port, bool threaded)
* cleared by the sequence [read SR - read DR].
*/
if ((sr & USART_SR_ERR_MASK) && ofs->icr != UNDEF_REG)
- stm32_clr_bits(port, ofs->icr, USART_ICR_ORECF |
- USART_ICR_PECF | USART_ICR_FECF);
+ writel_relaxed(sr & USART_SR_ERR_MASK,
+ port->membase + ofs->icr);

c = stm32_get_char(port, &sr, &stm32_port->last_res);
port->icount.rx++;
@@ -434,7 +434,7 @@ static void stm32_transmit_chars(struct uart_port *port)
if (ofs->icr == UNDEF_REG)
stm32_clr_bits(port, ofs->isr, USART_SR_TC);
else
- stm32_set_bits(port, ofs->icr, USART_ICR_TCCF);
+ writel_relaxed(USART_ICR_TCCF, port->membase + ofs->icr);

if (stm32_port->tx_ch)
stm32_transmit_chars_dma(port);
diff --git a/drivers/tty/vt/keyboard.c b/drivers/tty/vt/keyboard.c
index 515fc095e3b4..15d33fa0c925 100644
--- a/drivers/tty/vt/keyboard.c
+++ b/drivers/tty/vt/keyboard.c
@@ -1491,7 +1491,7 @@ static void kbd_event(struct input_handle *handle, unsigned int event_type,

if (event_type == EV_MSC && event_code == MSC_RAW && HW_RAW(handle->dev))
kbd_rawcode(value);
- if (event_type == EV_KEY)
+ if (event_type == EV_KEY && event_code <= KEY_MAX)
kbd_keycode(event_code, value, HW_RAW(handle->dev));

spin_unlock(&kbd_event_lock);
diff --git a/drivers/tty/vt/vc_screen.c b/drivers/tty/vt/vc_screen.c
index 1f042346e722..778f83ea2249 100644
--- a/drivers/tty/vt/vc_screen.c
+++ b/drivers/tty/vt/vc_screen.c
@@ -456,6 +456,9 @@ vcs_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
size_t ret;
char *con_buf;

+ if (use_unicode(inode))
+ return -EOPNOTSUPP;
+
con_buf = (char *) __get_free_page(GFP_KERNEL);
if (!con_buf)
return -ENOMEM;
diff --git a/drivers/usb/gadget/function/u_serial.c b/drivers/usb/gadget/function/u_serial.c
index 65f634ec7fc2..bb1e2e1d0076 100644
--- a/drivers/usb/gadget/function/u_serial.c
+++ b/drivers/usb/gadget/function/u_serial.c
@@ -1239,8 +1239,10 @@ int gserial_alloc_line(unsigned char *line_num)
__func__, port_num, PTR_ERR(tty_dev));

ret = PTR_ERR(tty_dev);
+ mutex_lock(&ports[port_num].lock);
port = ports[port_num].port;
ports[port_num].port = NULL;
+ mutex_unlock(&ports[port_num].lock);
gserial_free_port(port);
goto err;
}
diff --git a/drivers/watchdog/aspeed_wdt.c b/drivers/watchdog/aspeed_wdt.c
index 5b64bc2e8788..c59e981841e1 100644
--- a/drivers/watchdog/aspeed_wdt.c
+++ b/drivers/watchdog/aspeed_wdt.c
@@ -202,11 +202,6 @@ static int aspeed_wdt_probe(struct platform_device *pdev)
if (IS_ERR(wdt->base))
return PTR_ERR(wdt->base);

- /*
- * The ast2400 wdt can run at PCLK, or 1MHz. The ast2500 only
- * runs at 1MHz. We chose to always run at 1MHz, as there's no
- * good reason to have a faster watchdog counter.
- */
wdt->wdd.info = &aspeed_wdt_info;
wdt->wdd.ops = &aspeed_wdt_ops;
wdt->wdd.max_hw_heartbeat_ms = WDT_MAX_TIMEOUT_MS;
@@ -222,7 +217,16 @@ static int aspeed_wdt_probe(struct platform_device *pdev)
return -EINVAL;
config = ofdid->data;

- wdt->ctrl = WDT_CTRL_1MHZ_CLK;
+ /*
+ * On clock rates:
+ * - ast2400 wdt can run at PCLK, or 1MHz
+ * - ast2500 only runs at 1MHz, hard coding bit 4 to 1
+ * - ast2600 always runs at 1MHz
+ *
+ * Set the ast2400 to run at 1MHz as it simplifies the driver.
+ */
+ if (of_device_is_compatible(np, "aspeed,ast2400-wdt"))
+ wdt->ctrl = WDT_CTRL_1MHZ_CLK;

/*
* Control reset on a per-device basis to ensure the
diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index 139b4e3cc946..f4fdf3eaa570 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -803,7 +803,12 @@ static struct inode *afs_do_lookup(struct inode *dir, struct dentry *dentry,
continue;

if (cookie->inodes[i]) {
- afs_vnode_commit_status(&fc, AFS_FS_I(cookie->inodes[i]),
+ struct afs_vnode *iv = AFS_FS_I(cookie->inodes[i]);
+
+ if (test_bit(AFS_VNODE_UNSET, &iv->flags))
+ continue;
+
+ afs_vnode_commit_status(&fc, iv,
scb->cb_break, NULL, scb);
continue;
}
diff --git a/fs/aio.c b/fs/aio.c
index 01e0fb9ae45a..0d9a559d488c 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -2179,7 +2179,7 @@ SYSCALL_DEFINE5(io_getevents_time32, __u32, ctx_id,
#ifdef CONFIG_COMPAT

struct __compat_aio_sigset {
- compat_sigset_t __user *sigmask;
+ compat_uptr_t sigmask;
compat_size_t sigsetsize;
};

@@ -2193,7 +2193,7 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents,
struct old_timespec32 __user *, timeout,
const struct __compat_aio_sigset __user *, usig)
{
- struct __compat_aio_sigset ksig = { NULL, };
+ struct __compat_aio_sigset ksig = { 0, };
struct timespec64 t;
bool interrupted;
int ret;
@@ -2204,7 +2204,7 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents,
if (usig && copy_from_user(&ksig, usig, sizeof(ksig)))
return -EFAULT;

- ret = set_compat_user_sigmask(ksig.sigmask, ksig.sigsetsize);
+ ret = set_compat_user_sigmask(compat_ptr(ksig.sigmask), ksig.sigsetsize);
if (ret)
return ret;

@@ -2228,7 +2228,7 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents_time64,
struct __kernel_timespec __user *, timeout,
const struct __compat_aio_sigset __user *, usig)
{
- struct __compat_aio_sigset ksig = { NULL, };
+ struct __compat_aio_sigset ksig = { 0, };
struct timespec64 t;
bool interrupted;
int ret;
@@ -2239,7 +2239,7 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents_time64,
if (usig && copy_from_user(&ksig, usig, sizeof(ksig)))
return -EFAULT;

- ret = set_compat_user_sigmask(ksig.sigmask, ksig.sigsetsize);
+ ret = set_compat_user_sigmask(compat_ptr(ksig.sigmask), ksig.sigsetsize);
if (ret)
return ret;

diff --git a/fs/autofs/expire.c b/fs/autofs/expire.c
index cdff0567aacb..2d01553a6d58 100644
--- a/fs/autofs/expire.c
+++ b/fs/autofs/expire.c
@@ -498,9 +498,10 @@ static struct dentry *autofs_expire_indirect(struct super_block *sb,
*/
how &= ~AUTOFS_EXP_LEAVES;
found = should_expire(expired, mnt, timeout, how);
- if (!found || found != expired)
- /* Something has changed, continue */
+ if (found != expired) { // something has changed, continue
+ dput(found);
goto next;
+ }

if (expired != dentry)
dput(dentry);
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index facb52d37d19..c9abc789c6b5 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -313,9 +313,6 @@ cifs_new_fileinfo(struct cifs_fid *fid, struct file *file,
INIT_LIST_HEAD(&fdlocks->locks);
fdlocks->cfile = cfile;
cfile->llist = fdlocks;
- cifs_down_write(&cinode->lock_sem);
- list_add(&fdlocks->llist, &cinode->llist);
- up_write(&cinode->lock_sem);

cfile->count = 1;
cfile->pid = current->tgid;
@@ -339,6 +336,10 @@ cifs_new_fileinfo(struct cifs_fid *fid, struct file *file,
oplock = 0;
}

+ cifs_down_write(&cinode->lock_sem);
+ list_add(&fdlocks->llist, &cinode->llist);
+ up_write(&cinode->lock_sem);
+
spin_lock(&tcon->open_file_lock);
if (fid->pending_open->oplock != CIFS_OPLOCK_NO_CHANGE && oplock)
oplock = fid->pending_open->oplock;
diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c
index e311f58dc1c8..449d1584ff72 100644
--- a/fs/cifs/smb2misc.c
+++ b/fs/cifs/smb2misc.c
@@ -673,10 +673,10 @@ smb2_is_valid_oplock_break(char *buffer, struct TCP_Server_Info *server)
spin_lock(&cifs_tcp_ses_lock);
list_for_each(tmp, &server->smb_ses_list) {
ses = list_entry(tmp, struct cifs_ses, smb_ses_list);
+
list_for_each(tmp1, &ses->tcon_list) {
tcon = list_entry(tmp1, struct cifs_tcon, tcon_list);

- cifs_stats_inc(&tcon->stats.cifs_stats.num_oplock_brks);
spin_lock(&tcon->open_file_lock);
list_for_each(tmp2, &tcon->openFileList) {
cfile = list_entry(tmp2, struct cifsFileInfo,
@@ -688,6 +688,8 @@ smb2_is_valid_oplock_break(char *buffer, struct TCP_Server_Info *server)
continue;

cifs_dbg(FYI, "file id match, oplock break\n");
+ cifs_stats_inc(
+ &tcon->stats.cifs_stats.num_oplock_brks);
cinode = CIFS_I(d_inode(cfile->dentry));
spin_lock(&cfile->file_info_lock);
if (!CIFS_CACHE_WRITE(cinode) &&
@@ -720,9 +722,6 @@ smb2_is_valid_oplock_break(char *buffer, struct TCP_Server_Info *server)
return true;
}
spin_unlock(&tcon->open_file_lock);
- spin_unlock(&cifs_tcp_ses_lock);
- cifs_dbg(FYI, "No matching file for oplock break\n");
- return true;
}
}
spin_unlock(&cifs_tcp_ses_lock);
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 0c7ea4596202..e23752d9a79f 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -128,13 +128,20 @@ static int ecryptfs_do_unlink(struct inode *dir, struct dentry *dentry,
struct inode *inode)
{
struct dentry *lower_dentry = ecryptfs_dentry_to_lower(dentry);
- struct inode *lower_dir_inode = ecryptfs_inode_to_lower(dir);
struct dentry *lower_dir_dentry;
+ struct inode *lower_dir_inode;
int rc;

- dget(lower_dentry);
- lower_dir_dentry = lock_parent(lower_dentry);
- rc = vfs_unlink(lower_dir_inode, lower_dentry, NULL);
+ lower_dir_dentry = ecryptfs_dentry_to_lower(dentry->d_parent);
+ lower_dir_inode = d_inode(lower_dir_dentry);
+ inode_lock_nested(lower_dir_inode, I_MUTEX_PARENT);
+ dget(lower_dentry); // don't even try to make the lower negative
+ if (lower_dentry->d_parent != lower_dir_dentry)
+ rc = -EINVAL;
+ else if (d_unhashed(lower_dentry))
+ rc = -EINVAL;
+ else
+ rc = vfs_unlink(lower_dir_inode, lower_dentry, NULL);
if (rc) {
printk(KERN_ERR "Error in vfs_unlink; rc = [%d]\n", rc);
goto out_unlock;
@@ -142,10 +149,11 @@ static int ecryptfs_do_unlink(struct inode *dir, struct dentry *dentry,
fsstack_copy_attr_times(dir, lower_dir_inode);
set_nlink(inode, ecryptfs_inode_to_lower(inode)->i_nlink);
inode->i_ctime = dir->i_ctime;
- d_drop(dentry);
out_unlock:
- unlock_dir(lower_dir_dentry);
dput(lower_dentry);
+ inode_unlock(lower_dir_inode);
+ if (!rc)
+ d_drop(dentry);
return rc;
}

@@ -519,22 +527,30 @@ static int ecryptfs_rmdir(struct inode *dir, struct dentry *dentry)
{
struct dentry *lower_dentry;
struct dentry *lower_dir_dentry;
+ struct inode *lower_dir_inode;
int rc;

lower_dentry = ecryptfs_dentry_to_lower(dentry);
- dget(dentry);
- lower_dir_dentry = lock_parent(lower_dentry);
- dget(lower_dentry);
- rc = vfs_rmdir(d_inode(lower_dir_dentry), lower_dentry);
- dput(lower_dentry);
- if (!rc && d_really_is_positive(dentry))
+ lower_dir_dentry = ecryptfs_dentry_to_lower(dentry->d_parent);
+ lower_dir_inode = d_inode(lower_dir_dentry);
+
+ inode_lock_nested(lower_dir_inode, I_MUTEX_PARENT);
+ dget(lower_dentry); // don't even try to make the lower negative
+ if (lower_dentry->d_parent != lower_dir_dentry)
+ rc = -EINVAL;
+ else if (d_unhashed(lower_dentry))
+ rc = -EINVAL;
+ else
+ rc = vfs_rmdir(lower_dir_inode, lower_dentry);
+ if (!rc) {
clear_nlink(d_inode(dentry));
- fsstack_copy_attr_times(dir, d_inode(lower_dir_dentry));
- set_nlink(dir, d_inode(lower_dir_dentry)->i_nlink);
- unlock_dir(lower_dir_dentry);
+ fsstack_copy_attr_times(dir, lower_dir_inode);
+ set_nlink(dir, lower_dir_inode->i_nlink);
+ }
+ dput(lower_dentry);
+ inode_unlock(lower_dir_inode);
if (!rc)
d_drop(dentry);
- dput(dentry);
return rc;
}

@@ -572,20 +588,22 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry,
struct dentry *lower_new_dentry;
struct dentry *lower_old_dir_dentry;
struct dentry *lower_new_dir_dentry;
- struct dentry *trap = NULL;
+ struct dentry *trap;
struct inode *target_inode;

if (flags)
return -EINVAL;

+ lower_old_dir_dentry = ecryptfs_dentry_to_lower(old_dentry->d_parent);
+ lower_new_dir_dentry = ecryptfs_dentry_to_lower(new_dentry->d_parent);
+
lower_old_dentry = ecryptfs_dentry_to_lower(old_dentry);
lower_new_dentry = ecryptfs_dentry_to_lower(new_dentry);
- dget(lower_old_dentry);
- dget(lower_new_dentry);
- lower_old_dir_dentry = dget_parent(lower_old_dentry);
- lower_new_dir_dentry = dget_parent(lower_new_dentry);
+
target_inode = d_inode(new_dentry);
+
trap = lock_rename(lower_old_dir_dentry, lower_new_dir_dentry);
+ dget(lower_new_dentry);
rc = -EINVAL;
if (lower_old_dentry->d_parent != lower_old_dir_dentry)
goto out_lock;
@@ -613,11 +631,8 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry,
if (new_dir != old_dir)
fsstack_copy_attr_all(old_dir, d_inode(lower_old_dir_dentry));
out_lock:
- unlock_rename(lower_old_dir_dentry, lower_new_dir_dentry);
- dput(lower_new_dir_dentry);
- dput(lower_old_dir_dentry);
dput(lower_new_dentry);
- dput(lower_old_dentry);
+ unlock_rename(lower_old_dir_dentry, lower_new_dir_dentry);
return rc;
}

diff --git a/fs/exportfs/expfs.c b/fs/exportfs/expfs.c
index f0e549783caf..ba6de72a3e34 100644
--- a/fs/exportfs/expfs.c
+++ b/fs/exportfs/expfs.c
@@ -519,26 +519,33 @@ struct dentry *exportfs_decode_fh(struct vfsmount *mnt, struct fid *fid,
* inode is actually connected to the parent.
*/
err = exportfs_get_name(mnt, target_dir, nbuf, result);
- if (!err) {
- inode_lock(target_dir->d_inode);
- nresult = lookup_one_len(nbuf, target_dir,
- strlen(nbuf));
- inode_unlock(target_dir->d_inode);
- if (!IS_ERR(nresult)) {
- if (nresult->d_inode) {
- dput(result);
- result = nresult;
- } else
- dput(nresult);
- }
+ if (err) {
+ dput(target_dir);
+ goto err_result;
}

+ inode_lock(target_dir->d_inode);
+ nresult = lookup_one_len(nbuf, target_dir, strlen(nbuf));
+ if (!IS_ERR(nresult)) {
+ if (unlikely(nresult->d_inode != result->d_inode)) {
+ dput(nresult);
+ nresult = ERR_PTR(-ESTALE);
+ }
+ }
+ inode_unlock(target_dir->d_inode);
/*
* At this point we are done with the parent, but it's pinned
* by the child dentry anyway.
*/
dput(target_dir);

+ if (IS_ERR(nresult)) {
+ err = PTR_ERR(nresult);
+ goto err_result;
+ }
+ dput(result);
+ result = nresult;
+
/*
* And finally make sure the dentry is actually acceptable
* to NFSD.
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 0c4b6a41e385..2d417bf778ef 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -214,7 +214,8 @@ static int fuse_dentry_revalidate(struct dentry *entry, unsigned int flags)
kfree(forget);
if (ret == -ENOMEM)
goto out;
- if (ret || (outarg.attr.mode ^ inode->i_mode) & S_IFMT)
+ if (ret || fuse_invalid_attr(&outarg.attr) ||
+ (outarg.attr.mode ^ inode->i_mode) & S_IFMT)
goto invalid;

forget_all_cached_acls(inode);
@@ -272,6 +273,12 @@ int fuse_valid_type(int m)
S_ISBLK(m) || S_ISFIFO(m) || S_ISSOCK(m);
}

+bool fuse_invalid_attr(struct fuse_attr *attr)
+{
+ return !fuse_valid_type(attr->mode) ||
+ attr->size > LLONG_MAX;
+}
+
int fuse_lookup_name(struct super_block *sb, u64 nodeid, const struct qstr *name,
struct fuse_entry_out *outarg, struct inode **inode)
{
@@ -303,7 +310,7 @@ int fuse_lookup_name(struct super_block *sb, u64 nodeid, const struct qstr *name
err = -EIO;
if (!outarg->nodeid)
goto out_put_forget;
- if (!fuse_valid_type(outarg->attr.mode))
+ if (fuse_invalid_attr(&outarg->attr))
goto out_put_forget;

*inode = fuse_iget(sb, outarg->nodeid, outarg->generation,
@@ -427,7 +434,8 @@ static int fuse_create_open(struct inode *dir, struct dentry *entry,
goto out_free_ff;

err = -EIO;
- if (!S_ISREG(outentry.attr.mode) || invalid_nodeid(outentry.nodeid))
+ if (!S_ISREG(outentry.attr.mode) || invalid_nodeid(outentry.nodeid) ||
+ fuse_invalid_attr(&outentry.attr))
goto out_free_ff;

ff->fh = outopen.fh;
@@ -535,7 +543,7 @@ static int create_new_entry(struct fuse_conn *fc, struct fuse_args *args,
goto out_put_forget_req;

err = -EIO;
- if (invalid_nodeid(outarg.nodeid))
+ if (invalid_nodeid(outarg.nodeid) || fuse_invalid_attr(&outarg.attr))
goto out_put_forget_req;

if ((outarg.attr.mode ^ mode) & S_IFMT)
@@ -814,7 +822,8 @@ static int fuse_link(struct dentry *entry, struct inode *newdir,

spin_lock(&fi->lock);
fi->attr_version = atomic64_inc_return(&fc->attr_version);
- inc_nlink(inode);
+ if (likely(inode->i_nlink < UINT_MAX))
+ inc_nlink(inode);
spin_unlock(&fi->lock);
fuse_invalidate_attr(inode);
fuse_update_ctime(inode);
@@ -894,7 +903,8 @@ static int fuse_do_getattr(struct inode *inode, struct kstat *stat,
args.out.args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (!err) {
- if ((inode->i_mode ^ outarg.attr.mode) & S_IFMT) {
+ if (fuse_invalid_attr(&outarg.attr) ||
+ (inode->i_mode ^ outarg.attr.mode) & S_IFMT) {
make_bad_inode(inode);
err = -EIO;
} else {
@@ -1517,7 +1527,8 @@ int fuse_do_setattr(struct dentry *dentry, struct iattr *attr,
goto error;
}

- if ((inode->i_mode ^ outarg.attr.mode) & S_IFMT) {
+ if (fuse_invalid_attr(&outarg.attr) ||
+ (inode->i_mode ^ outarg.attr.mode) & S_IFMT) {
make_bad_inode(inode);
err = -EIO;
goto error;
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index 89bdc41e0d86..28ba17462325 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -1008,6 +1008,8 @@ void fuse_ctl_remove_conn(struct fuse_conn *fc);
*/
int fuse_valid_type(int m);

+bool fuse_invalid_attr(struct fuse_attr *attr);
+
/**
* Is current process allowed to perform filesystem operation?
*/
diff --git a/fs/fuse/readdir.c b/fs/fuse/readdir.c
index b2da3de6a78e..656afd035e21 100644
--- a/fs/fuse/readdir.c
+++ b/fs/fuse/readdir.c
@@ -184,7 +184,7 @@ static int fuse_direntplus_link(struct file *file,

if (invalid_nodeid(o->nodeid))
return -EIO;
- if (!fuse_valid_type(o->attr.mode))
+ if (fuse_invalid_attr(&o->attr))
return -EIO;

fc = get_fuse_conn(dir);
diff --git a/fs/io_uring.c b/fs/io_uring.c
index f563a581b924..7a83ecab9f4a 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1535,6 +1535,8 @@ static int io_send_recvmsg(struct io_kiocb *req, const struct io_uring_sqe *sqe,
ret = fn(sock, msg, flags);
if (force_nonblock && ret == -EAGAIN)
return ret;
+ if (ret == -ERESTARTSYS)
+ ret = -EINTR;
}

io_cqring_add_event(req->ctx, sqe->user_data, ret);
@@ -1785,7 +1787,7 @@ static int io_poll_add(struct io_kiocb *req, const struct io_uring_sqe *sqe)
}

static int io_req_defer(struct io_ring_ctx *ctx, struct io_kiocb *req,
- const struct io_uring_sqe *sqe)
+ struct sqe_submit *s)
{
struct io_uring_sqe *sqe_copy;

@@ -1803,7 +1805,8 @@ static int io_req_defer(struct io_ring_ctx *ctx, struct io_kiocb *req,
return 0;
}

- memcpy(sqe_copy, sqe, sizeof(*sqe_copy));
+ memcpy(&req->submit, s, sizeof(*s));
+ memcpy(sqe_copy, s->sqe, sizeof(*sqe_copy));
req->submit.sqe = sqe_copy;

INIT_WORK(&req->work, io_sq_wq_submit_work);
@@ -2112,7 +2115,7 @@ static int io_queue_sqe(struct io_ring_ctx *ctx, struct io_kiocb *req,
{
int ret;

- ret = io_req_defer(ctx, req, s->sqe);
+ ret = io_req_defer(ctx, req, s);
if (ret) {
if (ret != -EIOCBQUEUED) {
io_free_req(req);
diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c
index 10517cea9682..23b8059812c0 100644
--- a/fs/iomap/direct-io.c
+++ b/fs/iomap/direct-io.c
@@ -501,8 +501,15 @@ iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter,
}
pos += ret;

- if (iov_iter_rw(iter) == READ && pos >= dio->i_size)
+ if (iov_iter_rw(iter) == READ && pos >= dio->i_size) {
+ /*
+ * We only report that we've read data up to i_size.
+ * Revert iter to a state corresponding to that as
+ * some callers (such as splice code) rely on it.
+ */
+ iov_iter_revert(iter, pos - dio->i_size);
break;
+ }
} while ((count = iov_iter_count(iter)) > 0);
blk_finish_plug(&plug);

diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index a387534c9577..a5a65de50318 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -621,7 +621,6 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,
{
struct kernfs_node *kn;
u32 gen;
- int cursor;
int ret;

name = kstrdup_const(name, GFP_KERNEL);
@@ -634,11 +633,11 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,

idr_preload(GFP_KERNEL);
spin_lock(&kernfs_idr_lock);
- cursor = idr_get_cursor(&root->ino_idr);
ret = idr_alloc_cyclic(&root->ino_idr, kn, 1, 0, GFP_ATOMIC);
- if (ret >= 0 && ret < cursor)
+ if (ret >= 0 && ret < root->last_ino)
root->next_generation++;
gen = root->next_generation;
+ root->last_ino = ret;
spin_unlock(&kernfs_idr_lock);
idr_preload_end();
if (ret < 0)
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 8beda999e134..c187d892e656 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -1083,7 +1083,8 @@ nfsd4_clone(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
goto out;

status = nfsd4_clone_file_range(src, clone->cl_src_pos,
- dst, clone->cl_dst_pos, clone->cl_count);
+ dst, clone->cl_dst_pos, clone->cl_count,
+ EX_ISSYNC(cstate->current_fh.fh_export));

fput(dst);
fput(src);
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 18d94ea984ba..7f938bcb927d 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -94,12 +94,11 @@ static const struct svc_version *nfsd_acl_version[] = {

#define NFSD_ACL_MINVERS 2
#define NFSD_ACL_NRVERS ARRAY_SIZE(nfsd_acl_version)
-static const struct svc_version *nfsd_acl_versions[NFSD_ACL_NRVERS];

static struct svc_program nfsd_acl_program = {
.pg_prog = NFS_ACL_PROGRAM,
.pg_nvers = NFSD_ACL_NRVERS,
- .pg_vers = nfsd_acl_versions,
+ .pg_vers = nfsd_acl_version,
.pg_name = "nfsacl",
.pg_class = "nfsd",
.pg_stats = &nfsd_acl_svcstats,
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index c85783e536d5..18ffb590f008 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -552,7 +552,7 @@ __be32 nfsd4_set_nfs4_label(struct svc_rqst *rqstp, struct svc_fh *fhp,
#endif

__be32 nfsd4_clone_file_range(struct file *src, u64 src_pos, struct file *dst,
- u64 dst_pos, u64 count)
+ u64 dst_pos, u64 count, bool sync)
{
loff_t cloned;

@@ -561,6 +561,12 @@ __be32 nfsd4_clone_file_range(struct file *src, u64 src_pos, struct file *dst,
return nfserrno(cloned);
if (count && cloned != count)
return nfserrno(-EINVAL);
+ if (sync) {
+ loff_t dst_end = count ? dst_pos + count - 1 : LLONG_MAX;
+ int status = vfs_fsync_range(dst, dst_pos, dst_end, 0);
+ if (status < 0)
+ return nfserrno(status);
+ }
return 0;
}

diff --git a/fs/nfsd/vfs.h b/fs/nfsd/vfs.h
index db351247892d..02b0a140af8c 100644
--- a/fs/nfsd/vfs.h
+++ b/fs/nfsd/vfs.h
@@ -58,7 +58,7 @@ __be32 nfsd4_set_nfs4_label(struct svc_rqst *, struct svc_fh *,
__be32 nfsd4_vfs_fallocate(struct svc_rqst *, struct svc_fh *,
struct file *, loff_t, loff_t, int);
__be32 nfsd4_clone_file_range(struct file *, u64, struct file *,
- u64, u64);
+ u64, u64, bool);
#endif /* CONFIG_NFSD_V4 */
__be32 nfsd_create_locked(struct svc_rqst *, struct svc_fh *,
char *name, int len, struct iattr *attrs,
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index df03825ad1a1..b20ef2c0812d 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -1584,7 +1584,7 @@ static inline int jbd2_space_needed(journal_t *journal)
static inline unsigned long jbd2_log_space_left(journal_t *journal)
{
/* Allow for rounding errors */
- unsigned long free = journal->j_free - 32;
+ long free = journal->j_free - 32;

if (journal->j_committing_transaction) {
unsigned long committing = atomic_read(&journal->
@@ -1593,7 +1593,7 @@ static inline unsigned long jbd2_log_space_left(journal_t *journal)
/* Transaction + control blocks */
free -= committing + (committing >> JBD2_CONTROL_BLOCKS_SHIFT);
}
- return free;
+ return max_t(long, free, 0);
}

/*
diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h
index 936b61bd504e..f797ccc650e7 100644
--- a/include/linux/kernfs.h
+++ b/include/linux/kernfs.h
@@ -187,6 +187,7 @@ struct kernfs_root {

/* private fields, do not use outside kernfs proper */
struct idr ino_idr;
+ u32 last_ino;
u32 next_generation;
struct kernfs_syscall_ops *syscall_ops;

diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h
index 612a17e375d0..3f0330a505b3 100644
--- a/include/sound/hdaudio.h
+++ b/include/sound/hdaudio.h
@@ -504,6 +504,7 @@ struct hdac_stream {
bool prepared:1;
bool no_period_wakeup:1;
bool locked:1;
+ bool stripe:1; /* apply stripe control */

/* timestamp */
unsigned long start_wallclk; /* start + minimum wallclk */
diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c
index 1f31c2f1e6fc..4508d5e0cf69 100644
--- a/kernel/audit_watch.c
+++ b/kernel/audit_watch.c
@@ -351,12 +351,12 @@ static int audit_get_nd(struct audit_watch *watch, struct path *parent)
struct dentry *d = kern_path_locked(watch->path, parent);
if (IS_ERR(d))
return PTR_ERR(d);
- inode_unlock(d_backing_inode(parent->dentry));
if (d_is_positive(d)) {
/* update watch filter fields */
watch->dev = d->d_sb->s_dev;
watch->ino = d_backing_inode(d)->i_ino;
}
+ inode_unlock(d_backing_inode(parent->dentry));
dput(d);
return 0;
}
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index 8be1da1ebd9a..f23862fa1514 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -2119,11 +2119,12 @@ int cgroup_do_get_tree(struct fs_context *fc)

nsdentry = kernfs_node_dentry(cgrp->kn, sb);
dput(fc->root);
- fc->root = nsdentry;
if (IS_ERR(nsdentry)) {
- ret = PTR_ERR(nsdentry);
deactivate_locked_super(sb);
+ ret = PTR_ERR(nsdentry);
+ nsdentry = NULL;
}
+ fc->root = nsdentry;
}

if (!ctx->kfc.new_sb_created)
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 53173883513c..25942e43b8d4 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -11719,7 +11719,7 @@ inherit_event(struct perf_event *parent_event,
GFP_KERNEL);
if (!child_ctx->task_ctx_data) {
free_event(child_event);
- return NULL;
+ return ERR_PTR(-ENOMEM);
}
}

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index fffe790d98bb..9a839798851c 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -5874,10 +5874,11 @@ void init_idle(struct task_struct *idle, int cpu)
struct rq *rq = cpu_rq(cpu);
unsigned long flags;

+ __sched_fork(0, idle);
+
raw_spin_lock_irqsave(&idle->pi_lock, flags);
raw_spin_lock(&rq->lock);

- __sched_fork(0, idle);
idle->state = TASK_RUNNING;
idle->se.exec_start = sched_clock();
idle->flags |= PF_IDLE;
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 649c6b60929e..ba7cc68a3993 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -7530,6 +7530,19 @@ static void update_blocked_averages(int cpu)
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;
+
/*
* Iterates the task_group tree in a bottom up fashion, see
* list_add_leaf_cfs_rq() for details.
@@ -7557,14 +7570,6 @@ static void update_blocked_averages(int cpu)
done = false;
}

- 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;
-
update_blocked_load_status(rq, !done);
rq_unlock_irqrestore(rq, &rf);
}
@@ -7625,12 +7630,18 @@ static inline void update_blocked_averages(int cpu)

rq_lock_irqsave(rq, &rf);
update_rq_clock(rq);
- update_cfs_rq_load_avg(cfs_rq_clock_pelt(cfs_rq), cfs_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);
+
+ update_cfs_rq_load_avg(cfs_rq_clock_pelt(cfs_rq), cfs_rq);
+
update_blocked_load_status(rq, cfs_rq_has_blocked(cfs_rq) || others_have_blocked(rq));
rq_unlock_irqrestore(rq, &rf);
}
diff --git a/kernel/time/time.c b/kernel/time/time.c
index 5c54ca632d08..83f403e7a15c 100644
--- a/kernel/time/time.c
+++ b/kernel/time/time.c
@@ -881,7 +881,8 @@ int get_timespec64(struct timespec64 *ts,
ts->tv_sec = kts.tv_sec;

/* Zero out the padding for 32 bit systems or in compat mode */
- if (IS_ENABLED(CONFIG_64BIT_TIME) && in_compat_syscall())
+ if (IS_ENABLED(CONFIG_64BIT_TIME) && (!IS_ENABLED(CONFIG_64BIT) ||
+ in_compat_syscall()))
kts.tv_nsec &= 0xFFFFFFFFUL;

ts->tv_nsec = kts.tv_nsec;
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index 53934fe73a9d..d6a27b99efd7 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -260,7 +260,7 @@ static void __rpc_init_priority_wait_queue(struct rpc_wait_queue *queue, const c
rpc_reset_waitqueue_priority(queue);
queue->qlen = 0;
queue->timer_list.expires = 0;
- INIT_DEFERRABLE_WORK(&queue->timer_list.dwork, __rpc_queue_timer_fn);
+ INIT_DELAYED_WORK(&queue->timer_list.dwork, __rpc_queue_timer_fn);
INIT_LIST_HEAD(&queue->timer_list.list);
rpc_assign_waitqueue_name(queue, qname);
}
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index 6088bc2dc11e..fcd4b1f36e66 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -480,6 +480,9 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type)
else
XFRM_INC_STATS(net,
LINUX_MIB_XFRMINSTATEINVALID);
+
+ if (encap_type == -1)
+ dev_put(skb->dev);
goto drop;
}

diff --git a/sound/core/oss/linear.c b/sound/core/oss/linear.c
index 2045697f449d..797d838a2f9e 100644
--- a/sound/core/oss/linear.c
+++ b/sound/core/oss/linear.c
@@ -107,6 +107,8 @@ static snd_pcm_sframes_t linear_transfer(struct snd_pcm_plugin *plugin,
}
}
#endif
+ if (frames > dst_channels[0].frames)
+ frames = dst_channels[0].frames;
convert(plugin, src_channels, dst_channels, frames);
return frames;
}
diff --git a/sound/core/oss/mulaw.c b/sound/core/oss/mulaw.c
index 7915564bd394..3788906421a7 100644
--- a/sound/core/oss/mulaw.c
+++ b/sound/core/oss/mulaw.c
@@ -269,6 +269,8 @@ static snd_pcm_sframes_t mulaw_transfer(struct snd_pcm_plugin *plugin,
}
}
#endif
+ if (frames > dst_channels[0].frames)
+ frames = dst_channels[0].frames;
data = (struct mulaw_priv *)plugin->extra_data;
data->func(plugin, src_channels, dst_channels, frames);
return frames;
diff --git a/sound/core/oss/route.c b/sound/core/oss/route.c
index c8171f5783c8..72dea04197ef 100644
--- a/sound/core/oss/route.c
+++ b/sound/core/oss/route.c
@@ -57,6 +57,8 @@ static snd_pcm_sframes_t route_transfer(struct snd_pcm_plugin *plugin,
return -ENXIO;
if (frames == 0)
return 0;
+ if (frames > dst_channels[0].frames)
+ frames = dst_channels[0].frames;

nsrcs = plugin->src_format.channels;
ndsts = plugin->dst_format.channels;
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index d80041ea4e01..2236b5e0c1f2 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -1782,11 +1782,14 @@ void snd_pcm_period_elapsed(struct snd_pcm_substream *substream)
struct snd_pcm_runtime *runtime;
unsigned long flags;

- if (PCM_RUNTIME_CHECK(substream))
+ if (snd_BUG_ON(!substream))
return;
- runtime = substream->runtime;

snd_pcm_stream_lock_irqsave(substream, flags);
+ if (PCM_RUNTIME_CHECK(substream))
+ goto _unlock;
+ runtime = substream->runtime;
+
if (!snd_pcm_running(substream) ||
snd_pcm_update_hw_ptr0(substream, 1) < 0)
goto _end;
@@ -1797,6 +1800,7 @@ void snd_pcm_period_elapsed(struct snd_pcm_substream *substream)
#endif
_end:
kill_fasync(&runtime->fasync, SIGIO, POLL_IN);
+ _unlock:
snd_pcm_stream_unlock_irqrestore(substream, flags);
}
EXPORT_SYMBOL(snd_pcm_period_elapsed);
diff --git a/sound/hda/hdac_stream.c b/sound/hda/hdac_stream.c
index 55d53b89ac21..581706acf486 100644
--- a/sound/hda/hdac_stream.c
+++ b/sound/hda/hdac_stream.c
@@ -96,12 +96,14 @@ void snd_hdac_stream_start(struct hdac_stream *azx_dev, bool fresh_start)
1 << azx_dev->index,
1 << azx_dev->index);
/* set stripe control */
- if (azx_dev->substream)
- stripe_ctl = snd_hdac_get_stream_stripe_ctl(bus, azx_dev->substream);
- else
- stripe_ctl = 0;
- snd_hdac_stream_updateb(azx_dev, SD_CTL_3B, SD_CTL_STRIPE_MASK,
- stripe_ctl);
+ if (azx_dev->stripe) {
+ if (azx_dev->substream)
+ stripe_ctl = snd_hdac_get_stream_stripe_ctl(bus, azx_dev->substream);
+ else
+ stripe_ctl = 0;
+ snd_hdac_stream_updateb(azx_dev, SD_CTL_3B, SD_CTL_STRIPE_MASK,
+ stripe_ctl);
+ }
/* set DMA start and interrupt mask */
snd_hdac_stream_updateb(azx_dev, SD_CTL,
0, SD_CTL_DMA_START | SD_INT_MASK);
@@ -118,7 +120,10 @@ void snd_hdac_stream_clear(struct hdac_stream *azx_dev)
snd_hdac_stream_updateb(azx_dev, SD_CTL,
SD_CTL_DMA_START | SD_INT_MASK, 0);
snd_hdac_stream_writeb(azx_dev, SD_STS, SD_INT_MASK); /* to be sure */
- snd_hdac_stream_updateb(azx_dev, SD_CTL_3B, SD_CTL_STRIPE_MASK, 0);
+ if (azx_dev->stripe) {
+ snd_hdac_stream_updateb(azx_dev, SD_CTL_3B, SD_CTL_STRIPE_MASK, 0);
+ azx_dev->stripe = 0;
+ }
azx_dev->running = false;
}
EXPORT_SYMBOL_GPL(snd_hdac_stream_clear);
diff --git a/sound/pci/hda/hda_bind.c b/sound/pci/hda/hda_bind.c
index 8272b50b8349..6a8564566375 100644
--- a/sound/pci/hda/hda_bind.c
+++ b/sound/pci/hda/hda_bind.c
@@ -43,6 +43,10 @@ static void hda_codec_unsol_event(struct hdac_device *dev, unsigned int ev)
{
struct hda_codec *codec = container_of(dev, struct hda_codec, core);

+ /* ignore unsol events during shutdown */
+ if (codec->bus->shutdown)
+ return;
+
if (codec->patch_ops.unsol_event)
codec->patch_ops.unsol_event(codec, ev);
}
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index e1791d01ccc0..c2740366815d 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1383,8 +1383,11 @@ static int azx_free(struct azx *chip)
static int azx_dev_disconnect(struct snd_device *device)
{
struct azx *chip = device->device_data;
+ struct hdac_bus *bus = azx_bus(chip);

chip->bus.shutdown = 1;
+ cancel_work_sync(&bus->unsol_work);
+
return 0;
}

@@ -2428,6 +2431,9 @@ static const struct pci_device_id azx_ids[] = {
/* CometLake-H */
{ PCI_DEVICE(0x8086, 0x06C8),
.driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE},
+ /* CometLake-S */
+ { PCI_DEVICE(0x8086, 0xa3f0),
+ .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE},
/* Icelake */
{ PCI_DEVICE(0x8086, 0x34c8),
.driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE},
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 968d3caab6ac..90aa0f400a57 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -910,6 +910,7 @@ static const struct snd_pci_quirk cxt5066_fixups[] = {
SND_PCI_QUIRK(0x103c, 0x837f, "HP ProBook 470 G5", CXT_FIXUP_MUTE_LED_GPIO),
SND_PCI_QUIRK(0x103c, 0x8299, "HP 800 G3 SFF", CXT_FIXUP_HP_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x829a, "HP 800 G3 DM", CXT_FIXUP_HP_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x103c, 0x8402, "HP ProBook 645 G4", CXT_FIXUP_MUTE_LED_GPIO),
SND_PCI_QUIRK(0x103c, 0x8455, "HP Z2 G4", CXT_FIXUP_HP_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x8456, "HP Z2 G4 SFF", CXT_FIXUP_HP_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x8457, "HP Z2 G4 mini", CXT_FIXUP_HP_MIC_NO_PRESENCE),
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index ff99f5feaace..22de30af529e 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -31,6 +31,7 @@
#include <sound/hda_codec.h>
#include "hda_local.h"
#include "hda_jack.h"
+#include "hda_controller.h"

static bool static_hdmi_pcm;
module_param(static_hdmi_pcm, bool, 0644);
@@ -45,10 +46,12 @@ MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info");
((codec)->core.vendor_id == 0x80862800))
#define is_cannonlake(codec) ((codec)->core.vendor_id == 0x8086280c)
#define is_icelake(codec) ((codec)->core.vendor_id == 0x8086280f)
+#define is_tigerlake(codec) ((codec)->core.vendor_id == 0x80862812)
#define is_haswell_plus(codec) (is_haswell(codec) || is_broadwell(codec) \
|| is_skylake(codec) || is_broxton(codec) \
|| is_kabylake(codec) || is_geminilake(codec) \
- || is_cannonlake(codec) || is_icelake(codec))
+ || is_cannonlake(codec) || is_icelake(codec) \
+ || is_tigerlake(codec))
#define is_valleyview(codec) ((codec)->core.vendor_id == 0x80862882)
#define is_cherryview(codec) ((codec)->core.vendor_id == 0x80862883)
#define is_valleyview_plus(codec) (is_valleyview(codec) || is_cherryview(codec))
@@ -1226,6 +1229,10 @@ static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
per_pin->cvt_nid = per_cvt->cvt_nid;
hinfo->nid = per_cvt->cvt_nid;

+ /* flip stripe flag for the assigned stream if supported */
+ if (get_wcaps(codec, per_cvt->cvt_nid) & AC_WCAP_STRIPE)
+ azx_stream(get_azx_dev(substream))->stripe = 1;
+
snd_hda_set_dev_select(codec, per_pin->pin_nid, per_pin->dev_id);
snd_hda_codec_write_cache(codec, per_pin->pin_nid, 0,
AC_VERB_SET_CONNECT_SEL,
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index d4daa3c937ba..4b23e374d367 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -367,9 +367,7 @@ static void alc_fill_eapd_coef(struct hda_codec *codec)
case 0x10ec0215:
case 0x10ec0233:
case 0x10ec0235:
- case 0x10ec0236:
case 0x10ec0255:
- case 0x10ec0256:
case 0x10ec0257:
case 0x10ec0282:
case 0x10ec0283:
@@ -381,6 +379,11 @@ static void alc_fill_eapd_coef(struct hda_codec *codec)
case 0x10ec0300:
alc_update_coef_idx(codec, 0x10, 1<<9, 0);
break;
+ case 0x10ec0236:
+ case 0x10ec0256:
+ alc_write_coef_idx(codec, 0x36, 0x5757);
+ alc_update_coef_idx(codec, 0x10, 1<<9, 0);
+ break;
case 0x10ec0275:
alc_update_coef_idx(codec, 0xe, 0, 1<<0);
break;
@@ -5878,6 +5881,7 @@ enum {
ALC299_FIXUP_PREDATOR_SPK,
ALC294_FIXUP_ASUS_INTSPK_HEADSET_MIC,
ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE,
+ ALC294_FIXUP_ASUS_INTSPK_GPIO,
};

static const struct hda_fixup alc269_fixups[] = {
@@ -6953,6 +6957,13 @@ static const struct hda_fixup alc269_fixups[] = {
.chained = true,
.chain_id = ALC256_FIXUP_ASUS_HEADSET_MODE
},
+ [ALC294_FIXUP_ASUS_INTSPK_GPIO] = {
+ .type = HDA_FIXUP_FUNC,
+ /* The GPIO must be pulled to initialize the AMP */
+ .v.func = alc_fixup_gpio4,
+ .chained = true,
+ .chain_id = ALC294_FIXUP_ASUS_INTSPK_HEADSET_MIC
+ },
};

static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -7112,7 +7123,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x1427, "Asus Zenbook UX31E", ALC269VB_FIXUP_ASUS_ZENBOOK),
SND_PCI_QUIRK(0x1043, 0x1517, "Asus Zenbook UX31A", ALC269VB_FIXUP_ASUS_ZENBOOK_UX31A),
SND_PCI_QUIRK(0x1043, 0x16e3, "ASUS UX50", ALC269_FIXUP_STEREO_DMIC),
- SND_PCI_QUIRK(0x1043, 0x17d1, "ASUS UX431FL", ALC294_FIXUP_ASUS_INTSPK_HEADSET_MIC),
+ SND_PCI_QUIRK(0x1043, 0x17d1, "ASUS UX431FL", ALC294_FIXUP_ASUS_INTSPK_GPIO),
SND_PCI_QUIRK(0x1043, 0x18b1, "Asus MJ401TA", ALC256_FIXUP_ASUS_HEADSET_MIC),
SND_PCI_QUIRK(0x1043, 0x1a13, "Asus G73Jw", ALC269_FIXUP_ASUS_G73JW),
SND_PCI_QUIRK(0x1043, 0x1a30, "ASUS X705UD", ALC256_FIXUP_ASUS_MIC),
@@ -7219,6 +7230,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD),
SND_PCI_QUIRK(0x19e5, 0x3204, "Huawei MACH-WX9", ALC256_FIXUP_HUAWEI_MACH_WX9_PINS),
SND_PCI_QUIRK(0x1b7d, 0xa831, "Ordissimo EVE2 ", ALC269VB_FIXUP_ORDISSIMO_EVE2), /* Also known as Malata PC-B1303 */
+ SND_PCI_QUIRK(0x1d72, 0x1901, "RedmiBook 14", ALC256_FIXUP_ASUS_HEADSET_MIC),
SND_PCI_QUIRK(0x10ec, 0x118c, "Medion EE4254 MD62100", ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE),

#if 0
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index c14a1cdad80c..b0de5684ebd6 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -1075,7 +1075,7 @@ static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample,
insn++;
}
}
- if (off != (unsigned)len)
+ if (off != end - start)
printed += fprintf(fp, "\tmismatch of LBR data and executable\n");
}

diff --git a/tools/perf/scripts/python/exported-sql-viewer.py b/tools/perf/scripts/python/exported-sql-viewer.py
index 61b3911d91e6..4b28c9d08d5a 100755
--- a/tools/perf/scripts/python/exported-sql-viewer.py
+++ b/tools/perf/scripts/python/exported-sql-viewer.py
@@ -625,7 +625,7 @@ class CallGraphRootItem(CallGraphLevelItemBase):
self.query_done = True
if_has_calls = ""
if IsSelectable(glb.db, "comms", columns = "has_calls"):
- if_has_calls = " WHERE has_calls = TRUE"
+ if_has_calls = " WHERE has_calls = " + glb.dbref.TRUE
query = QSqlQuery(glb.db)
QueryExec(query, "SELECT id, comm FROM comms" + if_has_calls)
while query.next():
@@ -905,7 +905,7 @@ class CallTreeRootItem(CallGraphLevelItemBase):
self.query_done = True
if_has_calls = ""
if IsSelectable(glb.db, "comms", columns = "has_calls"):
- if_has_calls = " WHERE has_calls = TRUE"
+ if_has_calls = " WHERE has_calls = " + glb.dbref.TRUE
query = QSqlQuery(glb.db)
QueryExec(query, "SELECT id, comm FROM comms" + if_has_calls)
while query.next():
@@ -3509,6 +3509,12 @@ class DBRef():
def __init__(self, is_sqlite3, dbname):
self.is_sqlite3 = is_sqlite3
self.dbname = dbname
+ self.TRUE = "TRUE"
+ self.FALSE = "FALSE"
+ # SQLite prior to version 3.23 does not support TRUE and FALSE
+ if self.is_sqlite3:
+ self.TRUE = "1"
+ self.FALSE = "0"

def Open(self, connection_name):
dbname = self.dbname
diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile
index 1779923d7a7b..3e5474110dfd 100644
--- a/tools/testing/selftests/Makefile
+++ b/tools/testing/selftests/Makefile
@@ -203,7 +203,7 @@ ifdef INSTALL_PATH
@# included in the generated runlist.
for TARGET in $(TARGETS); do \
BUILD_TARGET=$$BUILD/$$TARGET; \
- [ ! -d $$INSTALL_PATH/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \
+ [ ! -d $(INSTALL_PATH)/$$TARGET ] && echo "Skipping non-existent dir: $$TARGET" && continue; \
echo "[ -w /dev/kmsg ] && echo \"kselftest: Running tests in $$TARGET\" >> /dev/kmsg" >> $(ALL_SCRIPT); \
echo "cd $$TARGET" >> $(ALL_SCRIPT); \
echo -n "run_many" >> $(ALL_SCRIPT); \
diff --git a/tools/testing/selftests/kvm/lib/assert.c b/tools/testing/selftests/kvm/lib/assert.c
index 4911fc77d0f6..d1cf9f6e0e6b 100644
--- a/tools/testing/selftests/kvm/lib/assert.c
+++ b/tools/testing/selftests/kvm/lib/assert.c
@@ -55,7 +55,7 @@ static void test_dump_stack(void)
#pragma GCC diagnostic pop
}

-static pid_t gettid(void)
+static pid_t _gettid(void)
{
return syscall(SYS_gettid);
}
@@ -72,7 +72,7 @@ test_assert(bool exp, const char *exp_str,
fprintf(stderr, "==== Test Assertion Failure ====\n"
" %s:%u: %s\n"
" pid=%d tid=%d - %s\n",
- file, line, exp_str, getpid(), gettid(),
+ file, line, exp_str, getpid(), _gettid(),
strerror(errno));
test_dump_stack();
if (fmt) {
diff --git a/virt/kvm/arm/vgic/vgic-v3.c b/virt/kvm/arm/vgic/vgic-v3.c
index a4ad431c92a9..e821fe242dbc 100644
--- a/virt/kvm/arm/vgic/vgic-v3.c
+++ b/virt/kvm/arm/vgic/vgic-v3.c
@@ -363,8 +363,8 @@ int vgic_v3_lpi_sync_pending_status(struct kvm *kvm, struct vgic_irq *irq)
int vgic_v3_save_pending_tables(struct kvm *kvm)
{
struct vgic_dist *dist = &kvm->arch.vgic;
- int last_byte_offset = -1;
struct vgic_irq *irq;
+ gpa_t last_ptr = ~(gpa_t)0;
int ret;
u8 val;

@@ -384,11 +384,11 @@ int vgic_v3_save_pending_tables(struct kvm *kvm)
bit_nr = irq->intid % BITS_PER_BYTE;
ptr = pendbase + byte_offset;

- if (byte_offset != last_byte_offset) {
+ if (ptr != last_ptr) {
ret = kvm_read_guest_lock(kvm, ptr, &val, 1);
if (ret)
return ret;
- last_byte_offset = byte_offset;
+ last_ptr = ptr;
}

stored = val & (1U << bit_nr);