Re: Linux 4.17.18

From: Greg KH
Date: Wed Aug 22 2018 - 02:45:47 EST


diff --git a/Makefile b/Makefile
index 5ff2040cf3ee..429a1fe0b40b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 17
-SUBLEVEL = 17
+SUBLEVEL = 18
EXTRAVERSION =
NAME = Merciless Moray

diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 974e58457697..af54d7bbb173 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -338,6 +338,14 @@ static const struct dmi_system_id acpisleep_dmi_table[] __initconst = {
DMI_MATCH(DMI_PRODUCT_NAME, "K54HR"),
},
},
+ {
+ .callback = init_nvs_save_s3,
+ .ident = "Asus 1025C",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "1025C"),
+ },
+ },
/*
* https://bugzilla.kernel.org/show_bug.cgi?id=189431
* Lenovo G50-45 is a platform later than 2012, but needs nvs memory
diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index 7c6f3f5d9d9a..66ac7fa6e034 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -1640,13 +1640,7 @@ isdn_ioctl(struct file *file, uint cmd, ulong arg)
} else
return -EINVAL;
case IIOCDBGVAR:
- if (arg) {
- if (copy_to_user(argp, &dev, sizeof(ulong)))
- return -EFAULT;
- return 0;
- } else
- return -EINVAL;
- break;
+ return -EINVAL;
default:
if ((cmd & IIOCDRVCTL) == IIOCDRVCTL)
cmd = ((cmd >> _IOC_NRSHIFT) & _IOC_NRMASK) & ISDN_DRVIOCTL_MASK;
diff --git a/drivers/misc/sram.c b/drivers/misc/sram.c
index fc0415771c00..4dd0d868ff88 100644
--- a/drivers/misc/sram.c
+++ b/drivers/misc/sram.c
@@ -407,13 +407,20 @@ static int sram_probe(struct platform_device *pdev)
if (init_func) {
ret = init_func();
if (ret)
- return ret;
+ goto err_disable_clk;
}

dev_dbg(sram->dev, "SRAM pool: %zu KiB @ 0x%p\n",
gen_pool_size(sram->pool) / 1024, sram->virt_base);

return 0;
+
+err_disable_clk:
+ if (sram->clk)
+ clk_disable_unprepare(sram->clk);
+ sram_free_partitions(sram);
+
+ return ret;
}

static int sram_remove(struct platform_device *pdev)
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
index 956860a69797..3bdab972420b 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
@@ -762,7 +762,7 @@ static int hw_atl_b0_hw_packet_filter_set(struct aq_hw_s *self,

hw_atl_rpfl2promiscuous_mode_en_set(self, IS_FILTER_ENABLED(IFF_PROMISC));
hw_atl_rpfl2multicast_flr_en_set(self,
- IS_FILTER_ENABLED(IFF_MULTICAST), 0);
+ IS_FILTER_ENABLED(IFF_ALLMULTI), 0);

hw_atl_rpfl2_accept_all_mc_packets_set(self,
IS_FILTER_ENABLED(IFF_ALLMULTI));
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 0ad2f3f7da85..82ac1d10f239 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1901,10 +1901,10 @@ static void mvneta_rxq_drop_pkts(struct mvneta_port *pp,
}

/* Main rx processing when using software buffer management */
-static int mvneta_rx_swbm(struct mvneta_port *pp, int rx_todo,
+static int mvneta_rx_swbm(struct napi_struct *napi,
+ struct mvneta_port *pp, int rx_todo,
struct mvneta_rx_queue *rxq)
{
- struct mvneta_pcpu_port *port = this_cpu_ptr(pp->ports);
struct net_device *dev = pp->dev;
int rx_done;
u32 rcvd_pkts = 0;
@@ -1959,7 +1959,7 @@ static int mvneta_rx_swbm(struct mvneta_port *pp, int rx_todo,

skb->protocol = eth_type_trans(skb, dev);
mvneta_rx_csum(pp, rx_status, skb);
- napi_gro_receive(&port->napi, skb);
+ napi_gro_receive(napi, skb);

rcvd_pkts++;
rcvd_bytes += rx_bytes;
@@ -2001,7 +2001,7 @@ static int mvneta_rx_swbm(struct mvneta_port *pp, int rx_todo,

mvneta_rx_csum(pp, rx_status, skb);

- napi_gro_receive(&port->napi, skb);
+ napi_gro_receive(napi, skb);
}

if (rcvd_pkts) {
@@ -2020,10 +2020,10 @@ static int mvneta_rx_swbm(struct mvneta_port *pp, int rx_todo,
}

/* Main rx processing when using hardware buffer management */
-static int mvneta_rx_hwbm(struct mvneta_port *pp, int rx_todo,
+static int mvneta_rx_hwbm(struct napi_struct *napi,
+ struct mvneta_port *pp, int rx_todo,
struct mvneta_rx_queue *rxq)
{
- struct mvneta_pcpu_port *port = this_cpu_ptr(pp->ports);
struct net_device *dev = pp->dev;
int rx_done;
u32 rcvd_pkts = 0;
@@ -2085,7 +2085,7 @@ static int mvneta_rx_hwbm(struct mvneta_port *pp, int rx_todo,

skb->protocol = eth_type_trans(skb, dev);
mvneta_rx_csum(pp, rx_status, skb);
- napi_gro_receive(&port->napi, skb);
+ napi_gro_receive(napi, skb);

rcvd_pkts++;
rcvd_bytes += rx_bytes;
@@ -2129,7 +2129,7 @@ static int mvneta_rx_hwbm(struct mvneta_port *pp, int rx_todo,

mvneta_rx_csum(pp, rx_status, skb);

- napi_gro_receive(&port->napi, skb);
+ napi_gro_receive(napi, skb);
}

if (rcvd_pkts) {
@@ -2722,9 +2722,11 @@ static int mvneta_poll(struct napi_struct *napi, int budget)
if (rx_queue) {
rx_queue = rx_queue - 1;
if (pp->bm_priv)
- rx_done = mvneta_rx_hwbm(pp, budget, &pp->rxqs[rx_queue]);
+ rx_done = mvneta_rx_hwbm(napi, pp, budget,
+ &pp->rxqs[rx_queue]);
else
- rx_done = mvneta_rx_swbm(pp, budget, &pp->rxqs[rx_queue]);
+ rx_done = mvneta_rx_swbm(napi, pp, budget,
+ &pp->rxqs[rx_queue]);
}

if (rx_done < budget) {
@@ -4018,13 +4020,18 @@ static int mvneta_config_rss(struct mvneta_port *pp)

on_each_cpu(mvneta_percpu_mask_interrupt, pp, true);

- /* We have to synchronise on the napi of each CPU */
- for_each_online_cpu(cpu) {
- struct mvneta_pcpu_port *pcpu_port =
- per_cpu_ptr(pp->ports, cpu);
+ if (!pp->neta_armada3700) {
+ /* We have to synchronise on the napi of each CPU */
+ for_each_online_cpu(cpu) {
+ struct mvneta_pcpu_port *pcpu_port =
+ per_cpu_ptr(pp->ports, cpu);

- napi_synchronize(&pcpu_port->napi);
- napi_disable(&pcpu_port->napi);
+ napi_synchronize(&pcpu_port->napi);
+ napi_disable(&pcpu_port->napi);
+ }
+ } else {
+ napi_synchronize(&pp->napi);
+ napi_disable(&pp->napi);
}

pp->rxq_def = pp->indir[0];
@@ -4041,12 +4048,16 @@ static int mvneta_config_rss(struct mvneta_port *pp)
mvneta_percpu_elect(pp);
spin_unlock(&pp->lock);

- /* We have to synchronise on the napi of each CPU */
- for_each_online_cpu(cpu) {
- struct mvneta_pcpu_port *pcpu_port =
- per_cpu_ptr(pp->ports, cpu);
+ if (!pp->neta_armada3700) {
+ /* We have to synchronise on the napi of each CPU */
+ for_each_online_cpu(cpu) {
+ struct mvneta_pcpu_port *pcpu_port =
+ per_cpu_ptr(pp->ports, cpu);

- napi_enable(&pcpu_port->napi);
+ napi_enable(&pcpu_port->napi);
+ }
+ } else {
+ napi_enable(&pp->napi);
}

netif_tx_start_all_queues(pp->dev);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index a0ba6cfc9092..290fc6f9afc1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -1907,15 +1907,15 @@ static bool actions_match_supported(struct mlx5e_priv *priv,
static bool same_hw_devs(struct mlx5e_priv *priv, struct mlx5e_priv *peer_priv)
{
struct mlx5_core_dev *fmdev, *pmdev;
- u16 func_id, peer_id;
+ u64 fsystem_guid, psystem_guid;

fmdev = priv->mdev;
pmdev = peer_priv->mdev;

- func_id = (u16)((fmdev->pdev->bus->number << 8) | PCI_SLOT(fmdev->pdev->devfn));
- peer_id = (u16)((pmdev->pdev->bus->number << 8) | PCI_SLOT(pmdev->pdev->devfn));
+ mlx5_query_nic_vport_system_image_guid(fmdev, &fsystem_guid);
+ mlx5_query_nic_vport_system_image_guid(pmdev, &psystem_guid);

- return (func_id == peer_id);
+ return (fsystem_guid == psystem_guid);
}

static int parse_tc_nic_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
index 3c0d882ba183..f6f6a568d66a 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
@@ -327,12 +327,16 @@ static void mlxsw_afa_resource_add(struct mlxsw_afa_block *block,
list_add(&resource->list, &block->resource_list);
}

+static void mlxsw_afa_resource_del(struct mlxsw_afa_resource *resource)
+{
+ list_del(&resource->list);
+}
+
static void mlxsw_afa_resources_destroy(struct mlxsw_afa_block *block)
{
struct mlxsw_afa_resource *resource, *tmp;

list_for_each_entry_safe(resource, tmp, &block->resource_list, list) {
- list_del(&resource->list);
resource->destructor(block, resource);
}
}
@@ -530,6 +534,7 @@ static void
mlxsw_afa_fwd_entry_ref_destroy(struct mlxsw_afa_block *block,
struct mlxsw_afa_fwd_entry_ref *fwd_entry_ref)
{
+ mlxsw_afa_resource_del(&fwd_entry_ref->resource);
mlxsw_afa_fwd_entry_put(block->afa, fwd_entry_ref->fwd_entry);
kfree(fwd_entry_ref);
}
@@ -579,6 +584,7 @@ static void
mlxsw_afa_counter_destroy(struct mlxsw_afa_block *block,
struct mlxsw_afa_counter *counter)
{
+ mlxsw_afa_resource_del(&counter->resource);
block->afa->ops->counter_index_put(block->afa->ops_priv,
counter->counter_index);
kfree(counter);
@@ -626,8 +632,8 @@ static char *mlxsw_afa_block_append_action(struct mlxsw_afa_block *block,
char *oneact;
char *actions;

- if (WARN_ON(block->finished))
- return NULL;
+ if (block->finished)
+ return ERR_PTR(-EINVAL);
if (block->cur_act_index + action_size >
block->afa->max_acts_per_set) {
struct mlxsw_afa_set *set;
@@ -637,7 +643,7 @@ static char *mlxsw_afa_block_append_action(struct mlxsw_afa_block *block,
*/
set = mlxsw_afa_set_create(false);
if (!set)
- return NULL;
+ return ERR_PTR(-ENOBUFS);
set->prev = block->cur_set;
block->cur_act_index = 0;
block->cur_set->next = set;
@@ -724,8 +730,8 @@ int mlxsw_afa_block_append_vlan_modify(struct mlxsw_afa_block *block,
MLXSW_AFA_VLAN_CODE,
MLXSW_AFA_VLAN_SIZE);

- if (!act)
- return -ENOBUFS;
+ if (IS_ERR(act))
+ return PTR_ERR(act);
mlxsw_afa_vlan_pack(act, MLXSW_AFA_VLAN_VLAN_TAG_CMD_NOP,
MLXSW_AFA_VLAN_CMD_SET_OUTER, vid,
MLXSW_AFA_VLAN_CMD_SET_OUTER, pcp,
@@ -806,8 +812,8 @@ int mlxsw_afa_block_append_drop(struct mlxsw_afa_block *block)
MLXSW_AFA_TRAPDISC_CODE,
MLXSW_AFA_TRAPDISC_SIZE);

- if (!act)
- return -ENOBUFS;
+ if (IS_ERR(act))
+ return PTR_ERR(act);
mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_NOP,
MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD, 0);
return 0;
@@ -820,8 +826,8 @@ int mlxsw_afa_block_append_trap(struct mlxsw_afa_block *block, u16 trap_id)
MLXSW_AFA_TRAPDISC_CODE,
MLXSW_AFA_TRAPDISC_SIZE);

- if (!act)
- return -ENOBUFS;
+ if (IS_ERR(act))
+ return PTR_ERR(act);
mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_TRAP,
MLXSW_AFA_TRAPDISC_FORWARD_ACTION_DISCARD,
trap_id);
@@ -836,8 +842,8 @@ int mlxsw_afa_block_append_trap_and_forward(struct mlxsw_afa_block *block,
MLXSW_AFA_TRAPDISC_CODE,
MLXSW_AFA_TRAPDISC_SIZE);

- if (!act)
- return -ENOBUFS;
+ if (IS_ERR(act))
+ return PTR_ERR(act);
mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_TRAP,
MLXSW_AFA_TRAPDISC_FORWARD_ACTION_FORWARD,
trap_id);
@@ -856,6 +862,7 @@ static void
mlxsw_afa_mirror_destroy(struct mlxsw_afa_block *block,
struct mlxsw_afa_mirror *mirror)
{
+ mlxsw_afa_resource_del(&mirror->resource);
block->afa->ops->mirror_del(block->afa->ops_priv,
mirror->local_in_port,
mirror->span_id,
@@ -908,8 +915,8 @@ mlxsw_afa_block_append_allocated_mirror(struct mlxsw_afa_block *block,
char *act = mlxsw_afa_block_append_action(block,
MLXSW_AFA_TRAPDISC_CODE,
MLXSW_AFA_TRAPDISC_SIZE);
- if (!act)
- return -ENOBUFS;
+ if (IS_ERR(act))
+ return PTR_ERR(act);
mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_NOP,
MLXSW_AFA_TRAPDISC_FORWARD_ACTION_FORWARD, 0);
mlxsw_afa_trapdisc_mirror_pack(act, true, mirror_agent);
@@ -996,8 +1003,8 @@ int mlxsw_afa_block_append_fwd(struct mlxsw_afa_block *block,

act = mlxsw_afa_block_append_action(block, MLXSW_AFA_FORWARD_CODE,
MLXSW_AFA_FORWARD_SIZE);
- if (!act) {
- err = -ENOBUFS;
+ if (IS_ERR(act)) {
+ err = PTR_ERR(act);
goto err_append_action;
}
mlxsw_afa_forward_pack(act, MLXSW_AFA_FORWARD_TYPE_PBS,
@@ -1052,8 +1059,8 @@ int mlxsw_afa_block_append_allocated_counter(struct mlxsw_afa_block *block,
{
char *act = mlxsw_afa_block_append_action(block, MLXSW_AFA_POLCNT_CODE,
MLXSW_AFA_POLCNT_SIZE);
- if (!act)
- return -ENOBUFS;
+ if (IS_ERR(act))
+ return PTR_ERR(act);
mlxsw_afa_polcnt_pack(act, MLXSW_AFA_POLCNT_COUNTER_SET_TYPE_PACKETS_BYTES,
counter_index);
return 0;
@@ -1123,8 +1130,8 @@ int mlxsw_afa_block_append_fid_set(struct mlxsw_afa_block *block, u16 fid)
char *act = mlxsw_afa_block_append_action(block,
MLXSW_AFA_VIRFWD_CODE,
MLXSW_AFA_VIRFWD_SIZE);
- if (!act)
- return -ENOBUFS;
+ if (IS_ERR(act))
+ return PTR_ERR(act);
mlxsw_afa_virfwd_pack(act, MLXSW_AFA_VIRFWD_FID_CMD_SET, fid);
return 0;
}
@@ -1193,8 +1200,8 @@ int mlxsw_afa_block_append_mcrouter(struct mlxsw_afa_block *block,
char *act = mlxsw_afa_block_append_action(block,
MLXSW_AFA_MCROUTER_CODE,
MLXSW_AFA_MCROUTER_SIZE);
- if (!act)
- return -ENOBUFS;
+ if (IS_ERR(act))
+ return PTR_ERR(act);
mlxsw_afa_mcrouter_pack(act, MLXSW_AFA_MCROUTER_RPF_ACTION_TRAP,
expected_irif, min_mtu, rmid_valid, kvdl_index);
return 0;
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 764b25fa470c..d3c6ce074571 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -8061,12 +8061,20 @@ static int rtl_alloc_irq(struct rtl8169_private *tp)
{
unsigned int flags;

- if (tp->mac_version <= RTL_GIGA_MAC_VER_06) {
+ switch (tp->mac_version) {
+ case RTL_GIGA_MAC_VER_01 ... RTL_GIGA_MAC_VER_06:
RTL_W8(tp, Cfg9346, Cfg9346_Unlock);
RTL_W8(tp, Config2, RTL_R8(tp, Config2) & ~MSIEnable);
RTL_W8(tp, Cfg9346, Cfg9346_Lock);
flags = PCI_IRQ_LEGACY;
- } else {
+ break;
+ case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_40:
+ /* This version was reported to have issues with resume
+ * from suspend when using MSI-X
+ */
+ flags = PCI_IRQ_LEGACY | PCI_IRQ_MSI;
+ break;
+ default:
flags = PCI_IRQ_ALL_TYPES;
}

diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index 6fcdb90f616a..2826052a7e70 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -274,7 +274,7 @@ static void dw8250_set_termios(struct uart_port *p, struct ktermios *termios,
long rate;
int ret;

- if (IS_ERR(d->clk) || !old)
+ if (IS_ERR(d->clk))
goto out;

clk_disable_unprepare(d->clk);
@@ -680,6 +680,7 @@ static const struct acpi_device_id dw8250_acpi_match[] = {
{ "APMC0D08", 0},
{ "AMD0020", 0 },
{ "AMDI0020", 0 },
+ { "BRCM2032", 0 },
{ "HISI0031", 0 },
{ },
};
diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c
index 38af306ca0e8..a951511f04cf 100644
--- a/drivers/tty/serial/8250/8250_exar.c
+++ b/drivers/tty/serial/8250/8250_exar.c
@@ -433,7 +433,11 @@ static irqreturn_t exar_misc_handler(int irq, void *data)
struct exar8250 *priv = data;

/* Clear all PCI interrupts by reading INT0. No effect on IIR */
- ioread8(priv->virt + UART_EXAR_INT0);
+ readb(priv->virt + UART_EXAR_INT0);
+
+ /* Clear INT0 for Expansion Interface slave ports, too */
+ if (priv->board->num_ports > 8)
+ readb(priv->virt + 0x2000 + UART_EXAR_INT0);

return IRQ_HANDLED;
}
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index 95833cbc4338..8d981168279c 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -90,8 +90,7 @@ static const struct serial8250_config uart_config[] = {
.name = "16550A",
.fifo_size = 16,
.tx_loadsz = 16,
- .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10 |
- UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT,
+ .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
.rxtrig_bytes = {1, 4, 8, 14},
.flags = UART_CAP_FIFO,
},
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 2058852a87fa..2fca8060c90b 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -196,6 +196,8 @@ static void option_instat_callback(struct urb *urb);
#define DELL_PRODUCT_5800_V2_MINICARD_VZW 0x8196 /* Novatel E362 */
#define DELL_PRODUCT_5804_MINICARD_ATT 0x819b /* Novatel E371 */

+#define DELL_PRODUCT_5821E 0x81d7
+
#define KYOCERA_VENDOR_ID 0x0c88
#define KYOCERA_PRODUCT_KPC650 0x17da
#define KYOCERA_PRODUCT_KPC680 0x180a
@@ -1030,6 +1032,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, DELL_PRODUCT_5800_MINICARD_VZW, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, DELL_PRODUCT_5800_V2_MINICARD_VZW, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, DELL_PRODUCT_5804_MINICARD_ATT, 0xff, 0xff, 0xff) },
+ { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5821E),
+ .driver_info = RSVD(0) | RSVD(1) | RSVD(6) },
{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, /* ADU-E100, ADU-310 */
{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) },
{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) },
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 46dd09da2434..3bc2d6c28aa3 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -52,6 +52,8 @@ static const struct usb_device_id id_table[] = {
.driver_info = PL2303_QUIRK_ENDPOINT_HACK },
{ USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_UC485),
.driver_info = PL2303_QUIRK_ENDPOINT_HACK },
+ { USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_UC232B),
+ .driver_info = PL2303_QUIRK_ENDPOINT_HACK },
{ USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID2) },
{ USB_DEVICE(ATEN_VENDOR_ID2, ATEN_PRODUCT_ID) },
{ USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index fcd72396a7b6..26965cc23c17 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -24,6 +24,7 @@
#define ATEN_VENDOR_ID2 0x0547
#define ATEN_PRODUCT_ID 0x2008
#define ATEN_PRODUCT_UC485 0x2021
+#define ATEN_PRODUCT_UC232B 0x2022
#define ATEN_PRODUCT_ID2 0x2118

#define IODATA_VENDOR_ID 0x04bb
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index d189f953c891..55956a638f5b 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -770,9 +770,9 @@ static void sierra_close(struct usb_serial_port *port)
kfree(urb->transfer_buffer);
usb_free_urb(urb);
usb_autopm_put_interface_async(serial->interface);
- spin_lock(&portdata->lock);
+ spin_lock_irq(&portdata->lock);
portdata->outstanding_urbs--;
- spin_unlock(&portdata->lock);
+ spin_unlock_irq(&portdata->lock);
}

sierra_stop_rx_urbs(port);
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 9beefa6ed1ce..d1de2cb13fd6 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -1556,9 +1556,12 @@ int vhost_init_device_iotlb(struct vhost_dev *d, bool enabled)
d->iotlb = niotlb;

for (i = 0; i < d->nvqs; ++i) {
- mutex_lock(&d->vqs[i]->mutex);
- d->vqs[i]->iotlb = niotlb;
- mutex_unlock(&d->vqs[i]->mutex);
+ struct vhost_virtqueue *vq = d->vqs[i];
+
+ mutex_lock(&vq->mutex);
+ vq->iotlb = niotlb;
+ __vhost_vq_meta_reset(vq);
+ mutex_unlock(&vq->mutex);
}

vhost_umem_clean(oiotlb);
diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h
index 9324ac2d9ff2..43913ae79f64 100644
--- a/include/net/af_vsock.h
+++ b/include/net/af_vsock.h
@@ -64,7 +64,8 @@ struct vsock_sock {
struct list_head pending_links;
struct list_head accept_queue;
bool rejected;
- struct delayed_work dwork;
+ struct delayed_work connect_work;
+ struct delayed_work pending_work;
struct delayed_work close_work;
bool close_work_scheduled;
u32 peer_shutdown;
@@ -77,7 +78,6 @@ struct vsock_sock {

s64 vsock_stream_has_data(struct vsock_sock *vsk);
s64 vsock_stream_has_space(struct vsock_sock *vsk);
-void vsock_pending_work(struct work_struct *work);
struct sock *__vsock_create(struct net *net,
struct socket *sock,
struct sock *parent,
diff --git a/include/net/llc.h b/include/net/llc.h
index dc35f25eb679..890a87318014 100644
--- a/include/net/llc.h
+++ b/include/net/llc.h
@@ -116,6 +116,11 @@ static inline void llc_sap_hold(struct llc_sap *sap)
refcount_inc(&sap->refcnt);
}

+static inline bool llc_sap_hold_safe(struct llc_sap *sap)
+{
+ return refcount_inc_not_zero(&sap->refcnt);
+}
+
void llc_sap_close(struct llc_sap *sap);

static inline void llc_sap_put(struct llc_sap *sap)
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 413b8ee49fec..8f0f9279eac9 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -393,7 +393,8 @@ static void sco_sock_cleanup_listen(struct sock *parent)
*/
static void sco_sock_kill(struct sock *sk)
{
- if (!sock_flag(sk, SOCK_ZAPPED) || sk->sk_socket)
+ if (!sock_flag(sk, SOCK_ZAPPED) || sk->sk_socket ||
+ sock_flag(sk, SOCK_DEAD))
return;

BT_DBG("sk %p state %d", sk, sk->sk_state);
diff --git a/net/core/sock_diag.c b/net/core/sock_diag.c
index c37b5be7c5e4..3312a5849a97 100644
--- a/net/core/sock_diag.c
+++ b/net/core/sock_diag.c
@@ -10,6 +10,7 @@
#include <linux/kernel.h>
#include <linux/tcp.h>
#include <linux/workqueue.h>
+#include <linux/nospec.h>

#include <linux/inet_diag.h>
#include <linux/sock_diag.h>
@@ -218,6 +219,7 @@ static int __sock_diag_cmd(struct sk_buff *skb, struct nlmsghdr *nlh)

if (req->sdiag_family >= AF_MAX)
return -EINVAL;
+ req->sdiag_family = array_index_nospec(req->sdiag_family, AF_MAX);

if (sock_diag_handlers[req->sdiag_family] == NULL)
sock_load_diag_module(req->sdiag_family, 0);
diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c
index 385f153fe031..33c5b1c88be2 100644
--- a/net/dccp/ccids/ccid2.c
+++ b/net/dccp/ccids/ccid2.c
@@ -228,14 +228,16 @@ static void ccid2_cwnd_restart(struct sock *sk, const u32 now)
struct ccid2_hc_tx_sock *hc = ccid2_hc_tx_sk(sk);
u32 cwnd = hc->tx_cwnd, restart_cwnd,
iwnd = rfc3390_bytes_to_packets(dccp_sk(sk)->dccps_mss_cache);
+ s32 delta = now - hc->tx_lsndtime;

hc->tx_ssthresh = max(hc->tx_ssthresh, (cwnd >> 1) + (cwnd >> 2));

/* don't reduce cwnd below the initial window (IW) */
restart_cwnd = min(cwnd, iwnd);
- cwnd >>= (now - hc->tx_lsndtime) / hc->tx_rto;
- hc->tx_cwnd = max(cwnd, restart_cwnd);

+ while ((delta -= hc->tx_rto) >= 0 && cwnd > restart_cwnd)
+ cwnd >>= 1;
+ hc->tx_cwnd = max(cwnd, restart_cwnd);
hc->tx_cwnd_stamp = now;
hc->tx_cwnd_used = 0;

diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
index 3f091ccad9af..f38cb21d773d 100644
--- a/net/ipv4/ip_vti.c
+++ b/net/ipv4/ip_vti.c
@@ -438,7 +438,8 @@ static int __net_init vti_init_net(struct net *net)
if (err)
return err;
itn = net_generic(net, vti_net_id);
- vti_fb_tunnel_init(itn->fb_tunnel_dev);
+ if (itn->fb_tunnel_dev)
+ vti_fb_tunnel_init(itn->fb_tunnel_dev);
return 0;
}

diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 00e138a44cbb..1cc9650af9fb 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1133,12 +1133,8 @@ int ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev, __u8 dsfield,
max_headroom += 8;
mtu -= 8;
}
- if (skb->protocol == htons(ETH_P_IPV6)) {
- if (mtu < IPV6_MIN_MTU)
- mtu = IPV6_MIN_MTU;
- } else if (mtu < 576) {
- mtu = 576;
- }
+ mtu = max(mtu, skb->protocol == htons(ETH_P_IPV6) ?
+ IPV6_MIN_MTU : IPV4_MIN_MTU);

skb_dst_update_pmtu(skb, mtu);
if (skb->len - t->tun_hlen - eth_hlen > mtu && !skb_is_gso(skb)) {
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index 40261cb68e83..8aaf8157da2b 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -1110,7 +1110,7 @@ int l2tp_xmit_skb(struct l2tp_session *session, struct sk_buff *skb, int hdr_len

/* Get routing info from the tunnel socket */
skb_dst_drop(skb);
- skb_dst_set(skb, dst_clone(__sk_dst_check(sk, 0)));
+ skb_dst_set(skb, sk_dst_check(sk, 0));

inet = inet_sk(sk);
fl = &inet->cork.fl;
diff --git a/net/llc/llc_core.c b/net/llc/llc_core.c
index 89041260784c..260b3dc1b4a2 100644
--- a/net/llc/llc_core.c
+++ b/net/llc/llc_core.c
@@ -73,8 +73,8 @@ struct llc_sap *llc_sap_find(unsigned char sap_value)

rcu_read_lock_bh();
sap = __llc_sap_find(sap_value);
- if (sap)
- llc_sap_hold(sap);
+ if (!sap || !llc_sap_hold_safe(sap))
+ sap = NULL;
rcu_read_unlock_bh();
return sap;
}
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index 19975d2ca9a2..5da2d3379a57 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -104,9 +104,9 @@ struct rxrpc_net {

#define RXRPC_KEEPALIVE_TIME 20 /* NAT keepalive time in seconds */
u8 peer_keepalive_cursor;
- ktime_t peer_keepalive_base;
- struct hlist_head peer_keepalive[RXRPC_KEEPALIVE_TIME + 1];
- struct hlist_head peer_keepalive_new;
+ time64_t peer_keepalive_base;
+ struct list_head peer_keepalive[32];
+ struct list_head peer_keepalive_new;
struct timer_list peer_keepalive_timer;
struct work_struct peer_keepalive_work;
};
@@ -295,7 +295,7 @@ struct rxrpc_peer {
struct hlist_head error_targets; /* targets for net error distribution */
struct work_struct error_distributor;
struct rb_root service_conns; /* Service connections */
- struct hlist_node keepalive_link; /* Link in net->peer_keepalive[] */
+ struct list_head keepalive_link; /* Link in net->peer_keepalive[] */
time64_t last_tx_at; /* Last time packet sent here */
seqlock_t service_conn_lock;
spinlock_t lock; /* access lock */
diff --git a/net/rxrpc/conn_event.c b/net/rxrpc/conn_event.c
index 8229a52c2acd..3fde001fcc39 100644
--- a/net/rxrpc/conn_event.c
+++ b/net/rxrpc/conn_event.c
@@ -136,7 +136,7 @@ static void rxrpc_conn_retransmit_call(struct rxrpc_connection *conn,
}

ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, ioc, len);
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
if (ret < 0)
trace_rxrpc_tx_fail(conn->debug_id, serial, ret,
rxrpc_tx_fail_call_final_resend);
@@ -245,7 +245,7 @@ static int rxrpc_abort_connection(struct rxrpc_connection *conn,
return -EAGAIN;
}

- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();

_leave(" = 0");
return 0;
diff --git a/net/rxrpc/net_ns.c b/net/rxrpc/net_ns.c
index c7a023fb22d0..48fb8754c387 100644
--- a/net/rxrpc/net_ns.c
+++ b/net/rxrpc/net_ns.c
@@ -85,12 +85,12 @@ static __net_init int rxrpc_init_net(struct net *net)
hash_init(rxnet->peer_hash);
spin_lock_init(&rxnet->peer_hash_lock);
for (i = 0; i < ARRAY_SIZE(rxnet->peer_keepalive); i++)
- INIT_HLIST_HEAD(&rxnet->peer_keepalive[i]);
- INIT_HLIST_HEAD(&rxnet->peer_keepalive_new);
+ INIT_LIST_HEAD(&rxnet->peer_keepalive[i]);
+ INIT_LIST_HEAD(&rxnet->peer_keepalive_new);
timer_setup(&rxnet->peer_keepalive_timer,
rxrpc_peer_keepalive_timeout, 0);
INIT_WORK(&rxnet->peer_keepalive_work, rxrpc_peer_keepalive_worker);
- rxnet->peer_keepalive_base = ktime_add(ktime_get_real(), NSEC_PER_SEC);
+ rxnet->peer_keepalive_base = ktime_get_seconds();

ret = -ENOMEM;
rxnet->proc_net = proc_net_mkdir(net, "rxrpc", net->proc_net);
diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c
index f03de1c59ba3..4774c8f5634d 100644
--- a/net/rxrpc/output.c
+++ b/net/rxrpc/output.c
@@ -209,7 +209,7 @@ int rxrpc_send_ack_packet(struct rxrpc_call *call, bool ping,
now = ktime_get_real();
if (ping)
call->ping_time = now;
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
if (ret < 0)
trace_rxrpc_tx_fail(call->debug_id, serial, ret,
rxrpc_tx_fail_call_ack);
@@ -296,7 +296,7 @@ int rxrpc_send_abort_packet(struct rxrpc_call *call)

ret = kernel_sendmsg(conn->params.local->socket,
&msg, iov, 1, sizeof(pkt));
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
if (ret < 0)
trace_rxrpc_tx_fail(call->debug_id, serial, ret,
rxrpc_tx_fail_call_abort);
@@ -391,7 +391,7 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct sk_buff *skb,
* message and update the peer record
*/
ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, 2, len);
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();

up_read(&conn->params.local->defrag_sem);
if (ret < 0)
@@ -457,7 +457,7 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct sk_buff *skb,
if (ret == 0) {
ret = kernel_sendmsg(conn->params.local->socket, &msg,
iov, 2, len);
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();

opt = IP_PMTUDISC_DO;
kernel_setsockopt(conn->params.local->socket, SOL_IP,
@@ -475,7 +475,7 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct sk_buff *skb,
if (ret == 0) {
ret = kernel_sendmsg(conn->params.local->socket, &msg,
iov, 2, len);
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();

opt = IPV6_PMTUDISC_DO;
kernel_setsockopt(conn->params.local->socket,
@@ -599,6 +599,6 @@ void rxrpc_send_keepalive(struct rxrpc_peer *peer)
trace_rxrpc_tx_fail(peer->debug_id, 0, ret,
rxrpc_tx_fail_version_keepalive);

- peer->last_tx_at = ktime_get_real();
+ peer->last_tx_at = ktime_get_seconds();
_leave("");
}
diff --git a/net/rxrpc/peer_event.c b/net/rxrpc/peer_event.c
index 0ed8b651cec2..4f9da2f51c69 100644
--- a/net/rxrpc/peer_event.c
+++ b/net/rxrpc/peer_event.c
@@ -350,97 +350,117 @@ void rxrpc_peer_add_rtt(struct rxrpc_call *call, enum rxrpc_rtt_rx_trace why,
}

/*
- * Perform keep-alive pings with VERSION packets to keep any NAT alive.
+ * Perform keep-alive pings.
*/
-void rxrpc_peer_keepalive_worker(struct work_struct *work)
+static void rxrpc_peer_keepalive_dispatch(struct rxrpc_net *rxnet,
+ struct list_head *collector,
+ time64_t base,
+ u8 cursor)
{
- struct rxrpc_net *rxnet =
- container_of(work, struct rxrpc_net, peer_keepalive_work);
struct rxrpc_peer *peer;
- unsigned long delay;
- ktime_t base, now = ktime_get_real();
- s64 diff;
- u8 cursor, slot;
+ const u8 mask = ARRAY_SIZE(rxnet->peer_keepalive) - 1;
+ time64_t keepalive_at;
+ int slot;

- base = rxnet->peer_keepalive_base;
- cursor = rxnet->peer_keepalive_cursor;
+ spin_lock_bh(&rxnet->peer_hash_lock);

- _enter("%u,%lld", cursor, ktime_sub(now, base));
+ while (!list_empty(collector)) {
+ peer = list_entry(collector->next,
+ struct rxrpc_peer, keepalive_link);

-next_bucket:
- diff = ktime_to_ns(ktime_sub(now, base));
- if (diff < 0)
- goto resched;
+ list_del_init(&peer->keepalive_link);
+ if (!rxrpc_get_peer_maybe(peer))
+ continue;

- _debug("at %u", cursor);
- spin_lock_bh(&rxnet->peer_hash_lock);
-next_peer:
- if (!rxnet->live) {
spin_unlock_bh(&rxnet->peer_hash_lock);
- goto out;
- }

- /* Everything in the bucket at the cursor is processed this second; the
- * bucket at cursor + 1 goes now + 1s and so on...
- */
- if (hlist_empty(&rxnet->peer_keepalive[cursor])) {
- if (hlist_empty(&rxnet->peer_keepalive_new)) {
- spin_unlock_bh(&rxnet->peer_hash_lock);
- goto emptied_bucket;
+ keepalive_at = peer->last_tx_at + RXRPC_KEEPALIVE_TIME;
+ slot = keepalive_at - base;
+ _debug("%02x peer %u t=%d {%pISp}",
+ cursor, peer->debug_id, slot, &peer->srx.transport);
+
+ if (keepalive_at <= base ||
+ keepalive_at > base + RXRPC_KEEPALIVE_TIME) {
+ rxrpc_send_keepalive(peer);
+ slot = RXRPC_KEEPALIVE_TIME;
}

- hlist_move_list(&rxnet->peer_keepalive_new,
- &rxnet->peer_keepalive[cursor]);
+ /* A transmission to this peer occurred since last we examined
+ * it so put it into the appropriate future bucket.
+ */
+ slot += cursor;
+ slot &= mask;
+ spin_lock_bh(&rxnet->peer_hash_lock);
+ list_add_tail(&peer->keepalive_link,
+ &rxnet->peer_keepalive[slot & mask]);
+ rxrpc_put_peer(peer);
}

- peer = hlist_entry(rxnet->peer_keepalive[cursor].first,
- struct rxrpc_peer, keepalive_link);
- hlist_del_init(&peer->keepalive_link);
- if (!rxrpc_get_peer_maybe(peer))
- goto next_peer;
-
spin_unlock_bh(&rxnet->peer_hash_lock);
+}

- _debug("peer %u {%pISp}", peer->debug_id, &peer->srx.transport);
+/*
+ * Perform keep-alive pings with VERSION packets to keep any NAT alive.
+ */
+void rxrpc_peer_keepalive_worker(struct work_struct *work)
+{
+ struct rxrpc_net *rxnet =
+ container_of(work, struct rxrpc_net, peer_keepalive_work);
+ const u8 mask = ARRAY_SIZE(rxnet->peer_keepalive) - 1;
+ time64_t base, now, delay;
+ u8 cursor, stop;
+ LIST_HEAD(collector);

-recalc:
- diff = ktime_divns(ktime_sub(peer->last_tx_at, base), NSEC_PER_SEC);
- if (diff < -30 || diff > 30)
- goto send; /* LSW of 64-bit time probably wrapped on 32-bit */
- diff += RXRPC_KEEPALIVE_TIME - 1;
- if (diff < 0)
- goto send;
+ now = ktime_get_seconds();
+ base = rxnet->peer_keepalive_base;
+ cursor = rxnet->peer_keepalive_cursor;
+ _enter("%lld,%u", base - now, cursor);

- slot = (diff > RXRPC_KEEPALIVE_TIME - 1) ? RXRPC_KEEPALIVE_TIME - 1 : diff;
- if (slot == 0)
- goto send;
+ if (!rxnet->live)
+ return;

- /* A transmission to this peer occurred since last we examined it so
- * put it into the appropriate future bucket.
+ /* Remove to a temporary list all the peers that are currently lodged
+ * in expired buckets plus all new peers.
+ *
+ * Everything in the bucket at the cursor is processed this
+ * second; the bucket at cursor + 1 goes at now + 1s and so
+ * on...
*/
- slot = (slot + cursor) % ARRAY_SIZE(rxnet->peer_keepalive);
spin_lock_bh(&rxnet->peer_hash_lock);
- hlist_add_head(&peer->keepalive_link, &rxnet->peer_keepalive[slot]);
- rxrpc_put_peer(peer);
- goto next_peer;
-
-send:
- rxrpc_send_keepalive(peer);
- now = ktime_get_real();
- goto recalc;
+ list_splice_init(&rxnet->peer_keepalive_new, &collector);
+
+ stop = cursor + ARRAY_SIZE(rxnet->peer_keepalive);
+ while (base <= now && (s8)(cursor - stop) < 0) {
+ list_splice_tail_init(&rxnet->peer_keepalive[cursor & mask],
+ &collector);
+ base++;
+ cursor++;
+ }

-emptied_bucket:
- cursor++;
- if (cursor >= ARRAY_SIZE(rxnet->peer_keepalive))
- cursor = 0;
- base = ktime_add_ns(base, NSEC_PER_SEC);
- goto next_bucket;
+ base = now;
+ spin_unlock_bh(&rxnet->peer_hash_lock);

-resched:
rxnet->peer_keepalive_base = base;
rxnet->peer_keepalive_cursor = cursor;
- delay = nsecs_to_jiffies(-diff) + 1;
- timer_reduce(&rxnet->peer_keepalive_timer, jiffies + delay);
-out:
+ rxrpc_peer_keepalive_dispatch(rxnet, &collector, base, cursor);
+ ASSERT(list_empty(&collector));
+
+ /* Schedule the timer for the next occupied timeslot. */
+ cursor = rxnet->peer_keepalive_cursor;
+ stop = cursor + RXRPC_KEEPALIVE_TIME - 1;
+ for (; (s8)(cursor - stop) < 0; cursor++) {
+ if (!list_empty(&rxnet->peer_keepalive[cursor & mask]))
+ break;
+ base++;
+ }
+
+ now = ktime_get_seconds();
+ delay = base - now;
+ if (delay < 1)
+ delay = 1;
+ delay *= HZ;
+ if (rxnet->live)
+ timer_reduce(&rxnet->peer_keepalive_timer, jiffies + delay);
+
_leave("");
}
diff --git a/net/rxrpc/peer_object.c b/net/rxrpc/peer_object.c
index 1b7e8107b3ae..24ec7cdcf332 100644
--- a/net/rxrpc/peer_object.c
+++ b/net/rxrpc/peer_object.c
@@ -322,7 +322,7 @@ struct rxrpc_peer *rxrpc_lookup_incoming_peer(struct rxrpc_local *local,
if (!peer) {
peer = prealloc;
hash_add_rcu(rxnet->peer_hash, &peer->hash_link, hash_key);
- hlist_add_head(&peer->keepalive_link, &rxnet->peer_keepalive_new);
+ list_add_tail(&peer->keepalive_link, &rxnet->peer_keepalive_new);
}

spin_unlock(&rxnet->peer_hash_lock);
@@ -367,8 +367,8 @@ struct rxrpc_peer *rxrpc_lookup_peer(struct rxrpc_local *local,
if (!peer) {
hash_add_rcu(rxnet->peer_hash,
&candidate->hash_link, hash_key);
- hlist_add_head(&candidate->keepalive_link,
- &rxnet->peer_keepalive_new);
+ list_add_tail(&candidate->keepalive_link,
+ &rxnet->peer_keepalive_new);
}

spin_unlock_bh(&rxnet->peer_hash_lock);
@@ -441,7 +441,7 @@ static void __rxrpc_put_peer(struct rxrpc_peer *peer)

spin_lock_bh(&rxnet->peer_hash_lock);
hash_del_rcu(&peer->hash_link);
- hlist_del_init(&peer->keepalive_link);
+ list_del_init(&peer->keepalive_link);
spin_unlock_bh(&rxnet->peer_hash_lock);

kfree_rcu(peer, rcu);
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index 6c0ae27fff84..94262c3ead88 100644
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -669,7 +669,7 @@ static int rxkad_issue_challenge(struct rxrpc_connection *conn)
return -EAGAIN;
}

- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
_leave(" = 0");
return 0;
}
@@ -725,7 +725,7 @@ static int rxkad_send_response(struct rxrpc_connection *conn,
return -EAGAIN;
}

- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
_leave(" = 0");
return 0;
}
diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c
index 2ba721a590a7..a74b4d6ee186 100644
--- a/net/sched/cls_matchall.c
+++ b/net/sched/cls_matchall.c
@@ -122,6 +122,8 @@ static void mall_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack)
if (!head)
return;

+ tcf_unbind_filter(tp, &head->res);
+
if (!tc_skip_hw(head->flags))
mall_destroy_hw_filter(tp, head, (unsigned long) head, extack);

diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index b49cc990a000..9cb37c63c3e5 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -468,11 +468,6 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
tcf_bind_filter(tp, &cr.res, base);
}

- if (old_r)
- tcf_exts_change(&r->exts, &e);
- else
- tcf_exts_change(&cr.exts, &e);
-
if (old_r && old_r != r) {
err = tcindex_filter_result_init(old_r);
if (err < 0) {
@@ -483,12 +478,15 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,

oldp = p;
r->res = cr.res;
+ tcf_exts_change(&r->exts, &e);
+
rcu_assign_pointer(tp->root, cp);

if (r == &new_filter_result) {
struct tcindex_filter *nfp;
struct tcindex_filter __rcu **fp;

+ f->result.res = r->res;
tcf_exts_change(&f->result.exts, &r->exts);

fp = cp->h + (handle % cp->hash);
diff --git a/net/socket.c b/net/socket.c
index 6a6aa84b64c1..0316b380389e 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -2694,8 +2694,7 @@ EXPORT_SYMBOL(sock_unregister);

bool sock_is_registered(int family)
{
- return family < NPROTO &&
- rcu_access_pointer(net_families[array_index_nospec(family, NPROTO)]);
+ return family < NPROTO && rcu_access_pointer(net_families[family]);
}

static int __init sock_init(void)
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index c1076c19b858..ab27a2872935 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -451,14 +451,14 @@ static int vsock_send_shutdown(struct sock *sk, int mode)
return transport->shutdown(vsock_sk(sk), mode);
}

-void vsock_pending_work(struct work_struct *work)
+static void vsock_pending_work(struct work_struct *work)
{
struct sock *sk;
struct sock *listener;
struct vsock_sock *vsk;
bool cleanup;

- vsk = container_of(work, struct vsock_sock, dwork.work);
+ vsk = container_of(work, struct vsock_sock, pending_work.work);
sk = sk_vsock(vsk);
listener = vsk->listener;
cleanup = true;
@@ -498,7 +498,6 @@ void vsock_pending_work(struct work_struct *work)
sock_put(sk);
sock_put(listener);
}
-EXPORT_SYMBOL_GPL(vsock_pending_work);

/**** SOCKET OPERATIONS ****/

@@ -597,6 +596,8 @@ static int __vsock_bind(struct sock *sk, struct sockaddr_vm *addr)
return retval;
}

+static void vsock_connect_timeout(struct work_struct *work);
+
struct sock *__vsock_create(struct net *net,
struct socket *sock,
struct sock *parent,
@@ -638,6 +639,8 @@ struct sock *__vsock_create(struct net *net,
vsk->sent_request = false;
vsk->ignore_connecting_rst = false;
vsk->peer_shutdown = 0;
+ INIT_DELAYED_WORK(&vsk->connect_work, vsock_connect_timeout);
+ INIT_DELAYED_WORK(&vsk->pending_work, vsock_pending_work);

psk = parent ? vsock_sk(parent) : NULL;
if (parent) {
@@ -1117,7 +1120,7 @@ static void vsock_connect_timeout(struct work_struct *work)
struct vsock_sock *vsk;
int cancel = 0;

- vsk = container_of(work, struct vsock_sock, dwork.work);
+ vsk = container_of(work, struct vsock_sock, connect_work.work);
sk = sk_vsock(vsk);

lock_sock(sk);
@@ -1221,9 +1224,7 @@ static int vsock_stream_connect(struct socket *sock, struct sockaddr *addr,
* timeout fires.
*/
sock_hold(sk);
- INIT_DELAYED_WORK(&vsk->dwork,
- vsock_connect_timeout);
- schedule_delayed_work(&vsk->dwork, timeout);
+ schedule_delayed_work(&vsk->connect_work, timeout);

/* Skip ahead to preserve error code set above. */
goto out_wait;
diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c
index a7a73ffe675b..cb332adb84cd 100644
--- a/net/vmw_vsock/vmci_transport.c
+++ b/net/vmw_vsock/vmci_transport.c
@@ -1094,8 +1094,7 @@ static int vmci_transport_recv_listen(struct sock *sk,
vpending->listener = sk;
sock_hold(sk);
sock_hold(pending);
- INIT_DELAYED_WORK(&vpending->dwork, vsock_pending_work);
- schedule_delayed_work(&vpending->dwork, HZ);
+ schedule_delayed_work(&vpending->pending_work, HZ);

out:
return err;
diff --git a/sound/core/memalloc.c b/sound/core/memalloc.c
index 7f89d3c79a4b..753d5fc4b284 100644
--- a/sound/core/memalloc.c
+++ b/sound/core/memalloc.c
@@ -242,16 +242,12 @@ int snd_dma_alloc_pages_fallback(int type, struct device *device, size_t size,
int err;

while ((err = snd_dma_alloc_pages(type, device, size, dmab)) < 0) {
- size_t aligned_size;
if (err != -ENOMEM)
return err;
if (size <= PAGE_SIZE)
return -ENOMEM;
- aligned_size = PAGE_SIZE << get_order(size);
- if (size != aligned_size)
- size = aligned_size;
- else
- size >>= 1;
+ size >>= 1;
+ size = PAGE_SIZE << get_order(size);
}
if (! dmab->area)
return -ENOMEM;
diff --git a/sound/core/seq/oss/seq_oss.c b/sound/core/seq/oss/seq_oss.c
index 5f64d0d88320..e1f44fc86885 100644
--- a/sound/core/seq/oss/seq_oss.c
+++ b/sound/core/seq/oss/seq_oss.c
@@ -203,7 +203,7 @@ odev_poll(struct file *file, poll_table * wait)
struct seq_oss_devinfo *dp;
dp = file->private_data;
if (snd_BUG_ON(!dp))
- return -ENXIO;
+ return EPOLLERR;
return snd_seq_oss_poll(dp, file, wait);
}

diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index 61a07fe34cd2..ee8d0d86f0df 100644
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -1101,7 +1101,7 @@ static __poll_t snd_seq_poll(struct file *file, poll_table * wait)

/* check client structures are in place */
if (snd_BUG_ON(!client))
- return -ENXIO;
+ return EPOLLERR;

if ((snd_seq_file_flags(file) & SNDRV_SEQ_LFLG_INPUT) &&
client->data.user.fifo) {
diff --git a/sound/core/seq/seq_virmidi.c b/sound/core/seq/seq_virmidi.c
index 289ae6bb81d9..8ebbca554e99 100644
--- a/sound/core/seq/seq_virmidi.c
+++ b/sound/core/seq/seq_virmidi.c
@@ -163,6 +163,7 @@ static void snd_virmidi_output_trigger(struct snd_rawmidi_substream *substream,
int count, res;
unsigned char buf[32], *pbuf;
unsigned long flags;
+ bool check_resched = !in_atomic();

if (up) {
vmidi->trigger = 1;
@@ -200,6 +201,15 @@ static void snd_virmidi_output_trigger(struct snd_rawmidi_substream *substream,
vmidi->event.type = SNDRV_SEQ_EVENT_NONE;
}
}
+ if (!check_resched)
+ continue;
+ /* do temporary unlock & cond_resched() for avoiding
+ * CPU soft lockup, which may happen via a write from
+ * a huge rawmidi buffer
+ */
+ spin_unlock_irqrestore(&substream->runtime->lock, flags);
+ cond_resched();
+ spin_lock_irqsave(&substream->runtime->lock, flags);
}
out:
spin_unlock_irqrestore(&substream->runtime->lock, flags);
diff --git a/sound/pci/cs5535audio/cs5535audio.h b/sound/pci/cs5535audio/cs5535audio.h
index f4fcdf93f3c8..d84620a0c26c 100644
--- a/sound/pci/cs5535audio/cs5535audio.h
+++ b/sound/pci/cs5535audio/cs5535audio.h
@@ -67,9 +67,9 @@ struct cs5535audio_dma_ops {
};

struct cs5535audio_dma_desc {
- u32 addr;
- u16 size;
- u16 ctlreserved;
+ __le32 addr;
+ __le16 size;
+ __le16 ctlreserved;
};

struct cs5535audio_dma {
diff --git a/sound/pci/cs5535audio/cs5535audio_pcm.c b/sound/pci/cs5535audio/cs5535audio_pcm.c
index ee7065f6e162..326caec854e1 100644
--- a/sound/pci/cs5535audio/cs5535audio_pcm.c
+++ b/sound/pci/cs5535audio/cs5535audio_pcm.c
@@ -158,8 +158,8 @@ static int cs5535audio_build_dma_packets(struct cs5535audio *cs5535au,
lastdesc->addr = cpu_to_le32((u32) dma->desc_buf.addr);
lastdesc->size = 0;
lastdesc->ctlreserved = cpu_to_le16(PRD_JMP);
- jmpprd_addr = cpu_to_le32(lastdesc->addr +
- (sizeof(struct cs5535audio_dma_desc)*periods));
+ jmpprd_addr = (u32)dma->desc_buf.addr +
+ sizeof(struct cs5535audio_dma_desc) * periods;

dma->substream = substream;
dma->period_bytes = period_bytes;
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index a0c93b9c9a28..c8e6d0d08c8f 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2207,7 +2207,7 @@ static int azx_probe(struct pci_dev *pci,
*/
static struct snd_pci_quirk power_save_blacklist[] = {
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
- SND_PCI_QUIRK(0x1849, 0x0c0c, "Asrock B85M-ITX", 0),
+ SND_PCI_QUIRK(0x1849, 0xc892, "Asrock B85M-ITX", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1572975 */
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 88ce2f1022e1..16197ad4512a 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -211,6 +211,7 @@ static void cx_auto_reboot_notify(struct hda_codec *codec)
struct conexant_spec *spec = codec->spec;

switch (codec->core.vendor_id) {
+ case 0x14f12008: /* CX8200 */
case 0x14f150f2: /* CX20722 */
case 0x14f150f4: /* CX20724 */
break;
@@ -218,13 +219,14 @@ static void cx_auto_reboot_notify(struct hda_codec *codec)
return;
}

- /* Turn the CX20722 codec into D3 to avoid spurious noises
+ /* Turn the problematic codec into D3 to avoid spurious noises
from the internal speaker during (and after) reboot */
cx_auto_turn_eapd(codec, spec->num_eapds, spec->eapds, false);

snd_hda_codec_set_power_to_all(codec, codec->core.afg, AC_PWRST_D3);
snd_hda_codec_write(codec, codec->core.afg, 0,
AC_VERB_SET_POWER_STATE, AC_PWRST_D3);
+ msleep(10);
}

static void cx_auto_free(struct hda_codec *codec)
diff --git a/sound/pci/vx222/vx222_ops.c b/sound/pci/vx222/vx222_ops.c
index d4298af6d3ee..c0d0bf44f365 100644
--- a/sound/pci/vx222/vx222_ops.c
+++ b/sound/pci/vx222/vx222_ops.c
@@ -275,7 +275,7 @@ static void vx2_dma_write(struct vx_core *chip, struct snd_pcm_runtime *runtime,
length >>= 2; /* in 32bit words */
/* Transfer using pseudo-dma. */
for (; length > 0; length--) {
- outl(cpu_to_le32(*addr), port);
+ outl(*addr, port);
addr++;
}
addr = (u32 *)runtime->dma_area;
@@ -285,7 +285,7 @@ static void vx2_dma_write(struct vx_core *chip, struct snd_pcm_runtime *runtime,
count >>= 2; /* in 32bit words */
/* Transfer using pseudo-dma. */
for (; count > 0; count--) {
- outl(cpu_to_le32(*addr), port);
+ outl(*addr, port);
addr++;
}

@@ -313,7 +313,7 @@ static void vx2_dma_read(struct vx_core *chip, struct snd_pcm_runtime *runtime,
length >>= 2; /* in 32bit words */
/* Transfer using pseudo-dma. */
for (; length > 0; length--)
- *addr++ = le32_to_cpu(inl(port));
+ *addr++ = inl(port);
addr = (u32 *)runtime->dma_area;
pipe->hw_ptr = 0;
}
@@ -321,7 +321,7 @@ static void vx2_dma_read(struct vx_core *chip, struct snd_pcm_runtime *runtime,
count >>= 2; /* in 32bit words */
/* Transfer using pseudo-dma. */
for (; count > 0; count--)
- *addr++ = le32_to_cpu(inl(port));
+ *addr++ = inl(port);

vx2_release_pseudo_dma(chip);
}
diff --git a/sound/pcmcia/vx/vxp_ops.c b/sound/pcmcia/vx/vxp_ops.c
index 8cde40226355..4c4ef1fec69f 100644
--- a/sound/pcmcia/vx/vxp_ops.c
+++ b/sound/pcmcia/vx/vxp_ops.c
@@ -375,7 +375,7 @@ static void vxp_dma_write(struct vx_core *chip, struct snd_pcm_runtime *runtime,
length >>= 1; /* in 16bit words */
/* Transfer using pseudo-dma. */
for (; length > 0; length--) {
- outw(cpu_to_le16(*addr), port);
+ outw(*addr, port);
addr++;
}
addr = (unsigned short *)runtime->dma_area;
@@ -385,7 +385,7 @@ static void vxp_dma_write(struct vx_core *chip, struct snd_pcm_runtime *runtime,
count >>= 1; /* in 16bit words */
/* Transfer using pseudo-dma. */
for (; count > 0; count--) {
- outw(cpu_to_le16(*addr), port);
+ outw(*addr, port);
addr++;
}
vx_release_pseudo_dma(chip);
@@ -417,7 +417,7 @@ static void vxp_dma_read(struct vx_core *chip, struct snd_pcm_runtime *runtime,
length >>= 1; /* in 16bit words */
/* Transfer using pseudo-dma. */
for (; length > 0; length--)
- *addr++ = le16_to_cpu(inw(port));
+ *addr++ = inw(port);
addr = (unsigned short *)runtime->dma_area;
pipe->hw_ptr = 0;
}
@@ -425,12 +425,12 @@ static void vxp_dma_read(struct vx_core *chip, struct snd_pcm_runtime *runtime,
count >>= 1; /* in 16bit words */
/* Transfer using pseudo-dma. */
for (; count > 1; count--)
- *addr++ = le16_to_cpu(inw(port));
+ *addr++ = inw(port);
/* Disable DMA */
pchip->regDIALOG &= ~VXP_DLG_DMAREAD_SEL_MASK;
vx_outb(chip, DIALOG, pchip->regDIALOG);
/* Read the last word (16 bits) */
- *addr = le16_to_cpu(inw(port));
+ *addr = inw(port);
/* Disable 16-bit accesses */
pchip->regDIALOG &= ~VXP_DLG_DMA16_SEL_MASK;
vx_outb(chip, DIALOG, pchip->regDIALOG);