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This is the 5.4.71 stable release

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Merge 5.4.71 into android11-5.4-lts

Changes in 5.4.71
	fbdev, newport_con: Move FONT_EXTRA_WORDS macros into linux/font.h
	Fonts: Support FONT_EXTRA_WORDS macros for built-in fonts
	fbcon: Fix global-out-of-bounds read in fbcon_get_font()
	Revert "ravb: Fixed to be able to unload modules"
	io_uring: Fix resource leaking when kill the process
	io_uring: Fix missing smp_mb() in io_cancel_async_work()
	io_uring: Fix remove irrelevant req from the task_list
	io_uring: Fix double list add in io_queue_async_work()
	net: wireless: nl80211: fix out-of-bounds access in nl80211_del_key()
	drm/nouveau/mem: guard against NULL pointer access in mem_del
	vhost: Don't call access_ok() when using IOTLB
	vhost: Use vhost_get_used_size() in vhost_vring_set_addr()
	usermodehelper: reset umask to default before executing user process
	Platform: OLPC: Fix memleak in olpc_ec_probe
	platform/x86: intel-vbtn: Fix SW_TABLET_MODE always reporting 1 on the HP Pavilion 11 x360
	platform/x86: thinkpad_acpi: initialize tp_nvram_state variable
	bpf: Fix sysfs export of empty BTF section
	bpf: Prevent .BTF section elimination
	platform/x86: intel-vbtn: Switch to an allow-list for SW_TABLET_MODE reporting
	platform/x86: thinkpad_acpi: re-initialize ACPI buffer size when reuse
	driver core: Fix probe_count imbalance in really_probe()
	perf test session topology: Fix data path
	perf top: Fix stdio interface input handling with glibc 2.28+
	i2c: i801: Exclude device from suspend direct complete optimization
	arm64: dts: stratix10: add status to qspi dts node
	Btrfs: send, allow clone operations within the same file
	Btrfs: send, fix emission of invalid clone operations within the same file
	btrfs: volumes: Use more straightforward way to calculate map length
	btrfs: Ensure we trim ranges across block group boundary
	btrfs: fix RWF_NOWAIT write not failling when we need to cow
	btrfs: allow btrfs_truncate_block() to fallback to nocow for data space reservation
	nvme-core: put ctrl ref when module ref get fail
	macsec: avoid use-after-free in macsec_handle_frame()
	mm/khugepaged: fix filemap page_to_pgoff(page) != offset
	net: introduce helper sendpage_ok() in include/linux/net.h
	tcp: use sendpage_ok() to detect misused .sendpage
	nvme-tcp: check page by sendpage_ok() before calling kernel_sendpage()
	xfrmi: drop ignore_df check before updating pmtu
	cifs: Fix incomplete memory allocation on setxattr path
	i2c: meson: fix clock setting overwrite
	i2c: meson: fixup rate calculation with filter delay
	i2c: owl: Clear NACK and BUS error bits
	sctp: fix sctp_auth_init_hmacs() error path
	team: set dev->needed_headroom in team_setup_by_port()
	net: team: fix memory leak in __team_options_register
	openvswitch: handle DNAT tuple collision
	drm/amdgpu: prevent double kfree ttm->sg
	iommu/vt-d: Fix lockdep splat in iommu_flush_dev_iotlb()
	xfrm: clone XFRMA_SET_MARK in xfrm_do_migrate
	xfrm: clone XFRMA_REPLAY_ESN_VAL in xfrm_do_migrate
	xfrm: clone XFRMA_SEC_CTX in xfrm_do_migrate
	xfrm: clone whole liftime_cur structure in xfrm_do_migrate
	net: stmmac: removed enabling eee in EEE set callback
	platform/x86: fix kconfig dependency warning for FUJITSU_LAPTOP
	xfrm: Use correct address family in xfrm_state_find
	iavf: use generic power management
	iavf: Fix incorrect adapter get in iavf_resume
	net: ethernet: cavium: octeon_mgmt: use phy_start and phy_stop
	bonding: set dev->needed_headroom in bond_setup_by_slave()
	mdio: fix mdio-thunder.c dependency & build error
	mlxsw: spectrum_acl: Fix mlxsw_sp_acl_tcam_group_add()'s error path
	r8169: fix RTL8168f/RTL8411 EPHY config
	net: usb: ax88179_178a: fix missing stop entry in driver_info
	virtio-net: don't disable guest csum when disable LRO
	net/mlx5: Avoid possible free of command entry while timeout comp handler
	net/mlx5: Fix request_irqs error flow
	net/mlx5e: Add resiliency in Striding RQ mode for packets larger than MTU
	net/mlx5e: Fix VLAN cleanup flow
	net/mlx5e: Fix VLAN create flow
	rxrpc: Fix rxkad token xdr encoding
	rxrpc: Downgrade the BUG() for unsupported token type in rxrpc_read()
	rxrpc: Fix some missing _bh annotations on locking conn->state_lock
	rxrpc: The server keyring isn't network-namespaced
	rxrpc: Fix server keyring leak
	perf: Fix task_function_call() error handling
	mmc: core: don't set limits.discard_granularity as 0
	mm: khugepaged: recalculate min_free_kbytes after memory hotplug as expected by khugepaged
	tcp: fix receive window update in tcp_add_backlog()
	net/core: check length before updating Ethertype in skb_mpls_{push,pop}
	net/tls: race causes kernel panic
	net/mlx5e: Fix driver's declaration to support GRE offload
	Input: ati_remote2 - add missing newlines when printing module parameters
	net: usb: rtl8150: set random MAC address when set_ethernet_addr() fails
	net_sched: defer tcf_idr_insert() in tcf_action_init_1()
	net_sched: commit action insertions together
	Linux 5.4.71

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I8c48e9e33e4375ff6662d1b23e76b963db306759
This commit is contained in:
Greg Kroah-Hartman 2020-10-14 17:07:42 +02:00
commit c0294c33eb
106 changed files with 811 additions and 447 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Makefile
View File

@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
SUBLEVEL = 70
SUBLEVEL = 71
EXTRAVERSION =
NAME = Kleptomaniac Octopus

1
arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts
View File

@ -155,6 +155,7 @@
};
&qspi {
status = "okay";
flash@0 {
#address-cells = <1>;
#size-cells = <1>;

5
drivers/base/dd.c
View File

@ -530,7 +530,8 @@ static int really_probe(struct device *dev, struct device_driver *drv)
drv->bus->name, __func__, drv->name, dev_name(dev));
if (!list_empty(&dev->devres_head)) {
dev_crit(dev, "Resources present before probing\n");
return -EBUSY;
ret = -EBUSY;
goto done;
}
re_probe:
@ -660,7 +661,7 @@ static int really_probe(struct device *dev, struct device_driver *drv)
ret = 0;
done:
atomic_dec(&probe_count);
wake_up(&probe_waitqueue);
wake_up_all(&probe_waitqueue);
return ret;
}

1
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
View File

@ -967,6 +967,7 @@ static int amdgpu_ttm_tt_pin_userptr(struct ttm_tt *ttm)
release_sg:
kfree(ttm->sg);
ttm->sg = NULL;
return r;
}

2
drivers/gpu/drm/nouveau/nouveau_mem.c
View File

@ -176,6 +176,8 @@ void
nouveau_mem_del(struct ttm_mem_reg *reg)
{
struct nouveau_mem *mem = nouveau_mem(reg);
if (!mem)
return;
nouveau_mem_fini(mem);
kfree(reg->mm_node);
reg->mm_node = NULL;

1
drivers/i2c/busses/i2c-i801.c
View File

@ -1891,6 +1891,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
pci_set_drvdata(dev, priv);
dev_pm_set_driver_flags(&dev->dev, DPM_FLAG_NEVER_SKIP);
pm_runtime_set_autosuspend_delay(&dev->dev, 1000);
pm_runtime_use_autosuspend(&dev->dev);
pm_runtime_put_autosuspend(&dev->dev);

42
drivers/i2c/busses/i2c-meson.c
View File

@ -5,6 +5,7 @@
* Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com>
*/
#include <linux/bitfield.h>
#include <linux/clk.h>
#include <linux/completion.h>
#include <linux/i2c.h>
@ -32,12 +33,17 @@
#define REG_CTRL_ACK_IGNORE BIT(1)
#define REG_CTRL_STATUS BIT(2)
#define REG_CTRL_ERROR BIT(3)
#define REG_CTRL_CLKDIV_SHIFT 12
#define REG_CTRL_CLKDIV_MASK GENMASK(21, 12)
#define REG_CTRL_CLKDIVEXT_SHIFT 28
#define REG_CTRL_CLKDIVEXT_MASK GENMASK(29, 28)
#define REG_CTRL_CLKDIV GENMASK(21, 12)
#define REG_CTRL_CLKDIVEXT GENMASK(29, 28)
#define REG_SLV_ADDR GENMASK(7, 0)
#define REG_SLV_SDA_FILTER GENMASK(10, 8)
#define REG_SLV_SCL_FILTER GENMASK(13, 11)
#define REG_SLV_SCL_LOW GENMASK(27, 16)
#define REG_SLV_SCL_LOW_EN BIT(28)
#define I2C_TIMEOUT_MS 500
#define FILTER_DELAY 15
enum {
TOKEN_END = 0,
@ -132,19 +138,24 @@ static void meson_i2c_set_clk_div(struct meson_i2c *i2c, unsigned int freq)
unsigned long clk_rate = clk_get_rate(i2c->clk);
unsigned int div;
div = DIV_ROUND_UP(clk_rate, freq * i2c->data->div_factor);
div = DIV_ROUND_UP(clk_rate, freq);
div -= FILTER_DELAY;
div = DIV_ROUND_UP(div, i2c->data->div_factor);
/* clock divider has 12 bits */
if (div >= (1 << 12)) {
if (div > GENMASK(11, 0)) {
dev_err(i2c->dev, "requested bus frequency too low\n");
div = (1 << 12) - 1;
div = GENMASK(11, 0);
}
meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIV_MASK,
(div & GENMASK(9, 0)) << REG_CTRL_CLKDIV_SHIFT);
meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIV,
FIELD_PREP(REG_CTRL_CLKDIV, div & GENMASK(9, 0)));
meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIVEXT_MASK,
(div >> 10) << REG_CTRL_CLKDIVEXT_SHIFT);
meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIVEXT,
FIELD_PREP(REG_CTRL_CLKDIVEXT, div >> 10));
/* Disable HIGH/LOW mode */
meson_i2c_set_mask(i2c, REG_SLAVE_ADDR, REG_SLV_SCL_LOW_EN, 0);
dev_dbg(i2c->dev, "%s: clk %lu, freq %u, div %u\n", __func__,
clk_rate, freq, div);
@ -273,7 +284,10 @@ static void meson_i2c_do_start(struct meson_i2c *i2c, struct i2c_msg *msg)
token = (msg->flags & I2C_M_RD) ? TOKEN_SLAVE_ADDR_READ :
TOKEN_SLAVE_ADDR_WRITE;
writel(msg->addr << 1, i2c->regs + REG_SLAVE_ADDR);
meson_i2c_set_mask(i2c, REG_SLAVE_ADDR, REG_SLV_ADDR,
FIELD_PREP(REG_SLV_ADDR, msg->addr << 1));
meson_i2c_add_token(i2c, TOKEN_START);
meson_i2c_add_token(i2c, token);
}
@ -432,6 +446,10 @@ static int meson_i2c_probe(struct platform_device *pdev)
return ret;
}
/* Disable filtering */
meson_i2c_set_mask(i2c, REG_SLAVE_ADDR,
REG_SLV_SDA_FILTER | REG_SLV_SCL_FILTER, 0);
meson_i2c_set_clk_div(i2c, timings.bus_freq_hz);
return 0;

6
drivers/i2c/busses/i2c-owl.c
View File

@ -179,6 +179,9 @@ static irqreturn_t owl_i2c_interrupt(int irq, void *_dev)
fifostat = readl(i2c_dev->base + OWL_I2C_REG_FIFOSTAT);
if (fifostat & OWL_I2C_FIFOSTAT_RNB) {
i2c_dev->err = -ENXIO;
/* Clear NACK error bit by writing "1" */
owl_i2c_update_reg(i2c_dev->base + OWL_I2C_REG_FIFOSTAT,
OWL_I2C_FIFOSTAT_RNB, true);
goto stop;
}
@ -186,6 +189,9 @@ static irqreturn_t owl_i2c_interrupt(int irq, void *_dev)
stat = readl(i2c_dev->base + OWL_I2C_REG_STAT);
if (stat & OWL_I2C_STAT_BEB) {
i2c_dev->err = -EIO;
/* Clear BUS error bit by writing "1" */
owl_i2c_update_reg(i2c_dev->base + OWL_I2C_REG_STAT,
OWL_I2C_STAT_BEB, true);
goto stop;
}

4
drivers/input/misc/ati_remote2.c
View File

@ -68,7 +68,7 @@ static int ati_remote2_get_channel_mask(char *buffer,
{
pr_debug("%s()\n", __func__);
return sprintf(buffer, "0x%04x", *(unsigned int *)kp->arg);
return sprintf(buffer, "0x%04x\n", *(unsigned int *)kp->arg);
}
static int ati_remote2_set_mode_mask(const char *val,
@ -84,7 +84,7 @@ static int ati_remote2_get_mode_mask(char *buffer,
{
pr_debug("%s()\n", __func__);
return sprintf(buffer, "0x%02x", *(unsigned int *)kp->arg);
return sprintf(buffer, "0x%02x\n", *(unsigned int *)kp->arg);
}
static unsigned int channel_mask = ATI_REMOTE2_MAX_CHANNEL_MASK;

4
drivers/iommu/intel-iommu.c
View File

@ -2560,14 +2560,14 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu,
}
/* Setup the PASID entry for requests without PASID: */
spin_lock(&iommu->lock);
spin_lock_irqsave(&iommu->lock, flags);
if (hw_pass_through && domain_type_is_si(domain))
ret = intel_pasid_setup_pass_through(iommu, domain,
dev, PASID_RID2PASID);
else
ret = intel_pasid_setup_second_level(iommu, domain,
dev, PASID_RID2PASID);
spin_unlock(&iommu->lock);
spin_unlock_irqrestore(&iommu->lock, flags);
if (ret) {
dev_err(dev, "Setup RID2PASID failed\n");
dmar_remove_one_dev_info(dev);

2
drivers/mmc/core/queue.c
View File

@ -192,7 +192,7 @@ static void mmc_queue_setup_discard(struct request_queue *q,
q->limits.discard_granularity = card->pref_erase << 9;
/* granularity must not be greater than max. discard */
if (card->pref_erase > max_discard)
q->limits.discard_granularity = 0;
q->limits.discard_granularity = SECTOR_SIZE;
if (mmc_can_secure_erase_trim(card))
blk_queue_flag_set(QUEUE_FLAG_SECERASE, q);
}

1
drivers/net/bonding/bond_main.c
View File

@ -1148,6 +1148,7 @@ static void bond_setup_by_slave(struct net_device *bond_dev,
bond_dev->type = slave_dev->type;
bond_dev->hard_header_len = slave_dev->hard_header_len;
bond_dev->needed_headroom = slave_dev->needed_headroom;
bond_dev->addr_len = slave_dev->addr_len;
memcpy(bond_dev->broadcast, slave_dev->broadcast,

6
drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
View File

@ -1222,7 +1222,7 @@ static int octeon_mgmt_open(struct net_device *netdev)
*/
if (netdev->phydev) {
netif_carrier_off(netdev);
phy_start_aneg(netdev->phydev);
phy_start(netdev->phydev);
}
netif_wake_queue(netdev);
@ -1250,8 +1250,10 @@ static int octeon_mgmt_stop(struct net_device *netdev)
napi_disable(&p->napi);
netif_stop_queue(netdev);
if (netdev->phydev)
if (netdev->phydev) {
phy_stop(netdev->phydev);
phy_disconnect(netdev->phydev);
}
netif_carrier_off(netdev);

49
drivers/net/ethernet/intel/iavf/iavf_main.c
View File

@ -3773,7 +3773,6 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return err;
}
#ifdef CONFIG_PM
/**
* iavf_suspend - Power management suspend routine
* @pdev: PCI device information struct
@ -3781,11 +3780,10 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
*
* Called when the system (VM) is entering sleep/suspend.
**/
static int iavf_suspend(struct pci_dev *pdev, pm_message_t state)
static int __maybe_unused iavf_suspend(struct device *dev_d)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct net_device *netdev = dev_get_drvdata(dev_d);
struct iavf_adapter *adapter = netdev_priv(netdev);
int retval = 0;
netif_device_detach(netdev);
@ -3803,12 +3801,6 @@ static int iavf_suspend(struct pci_dev *pdev, pm_message_t state)
clear_bit(__IAVF_IN_CRITICAL_TASK, &adapter->crit_section);
retval = pci_save_state(pdev);
if (retval)
return retval;
pci_disable_device(pdev);
return 0;
}
@ -3818,24 +3810,13 @@ static int iavf_suspend(struct pci_dev *pdev, pm_message_t state)
*
* Called when the system (VM) is resumed from sleep/suspend.
**/
static int iavf_resume(struct pci_dev *pdev)
static int __maybe_unused iavf_resume(struct device *dev_d)
{
struct iavf_adapter *adapter = pci_get_drvdata(pdev);
struct net_device *netdev = adapter->netdev;
struct pci_dev *pdev = to_pci_dev(dev_d);
struct net_device *netdev = pci_get_drvdata(pdev);
struct iavf_adapter *adapter = netdev_priv(netdev);
u32 err;
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
/* pci_restore_state clears dev->state_saved so call
* pci_save_state to restore it.
*/
pci_save_state(pdev);
err = pci_enable_device_mem(pdev);
if (err) {
dev_err(&pdev->dev, "Cannot enable PCI device from suspend.\n");
return err;
}
pci_set_master(pdev);
rtnl_lock();
@ -3859,7 +3840,6 @@ static int iavf_resume(struct pci_dev *pdev)
return err;
}
#endif /* CONFIG_PM */
/**
* iavf_remove - Device Removal Routine
* @pdev: PCI device information struct
@ -3961,16 +3941,15 @@ static void iavf_remove(struct pci_dev *pdev)
pci_disable_device(pdev);
}
static SIMPLE_DEV_PM_OPS(iavf_pm_ops, iavf_suspend, iavf_resume);
static struct pci_driver iavf_driver = {
.name = iavf_driver_name,
.id_table = iavf_pci_tbl,
.probe = iavf_probe,
.remove = iavf_remove,
#ifdef CONFIG_PM
.suspend = iavf_suspend,
.resume = iavf_resume,
#endif
.shutdown = iavf_shutdown,
.name = iavf_driver_name,
.id_table = iavf_pci_tbl,
.probe = iavf_probe,
.remove = iavf_remove,
.driver.pm = &iavf_pm_ops,
.shutdown = iavf_shutdown,
};
/**

109
drivers/net/ethernet/mellanox/mlx5/core/cmd.c
View File

@ -69,12 +69,10 @@ enum {
MLX5_CMD_DELIVERY_STAT_CMD_DESCR_ERR = 0x10,
};
static struct mlx5_cmd_work_ent *alloc_cmd(struct mlx5_cmd *cmd,
struct mlx5_cmd_msg *in,
struct mlx5_cmd_msg *out,
void *uout, int uout_size,
mlx5_cmd_cbk_t cbk,
void *context, int page_queue)
static struct mlx5_cmd_work_ent *
cmd_alloc_ent(struct mlx5_cmd *cmd, struct mlx5_cmd_msg *in,
struct mlx5_cmd_msg *out, void *uout, int uout_size,
mlx5_cmd_cbk_t cbk, void *context, int page_queue)
{
gfp_t alloc_flags = cbk ? GFP_ATOMIC : GFP_KERNEL;
struct mlx5_cmd_work_ent *ent;
@ -83,6 +81,7 @@ static struct mlx5_cmd_work_ent *alloc_cmd(struct mlx5_cmd *cmd,
if (!ent)
return ERR_PTR(-ENOMEM);
ent->idx = -EINVAL;
ent->in = in;
ent->out = out;
ent->uout = uout;
@ -91,10 +90,16 @@ static struct mlx5_cmd_work_ent *alloc_cmd(struct mlx5_cmd *cmd,
ent->context = context;
ent->cmd = cmd;
ent->page_queue = page_queue;
refcount_set(&ent->refcnt, 1);
return ent;
}
static void cmd_free_ent(struct mlx5_cmd_work_ent *ent)
{
kfree(ent);
}
static u8 alloc_token(struct mlx5_cmd *cmd)
{
u8 token;
@ -109,7 +114,7 @@ static u8 alloc_token(struct mlx5_cmd *cmd)
return token;
}
static int alloc_ent(struct mlx5_cmd *cmd)
static int cmd_alloc_index(struct mlx5_cmd *cmd)
{
unsigned long flags;
int ret;
@ -123,7 +128,7 @@ static int alloc_ent(struct mlx5_cmd *cmd)
return ret < cmd->max_reg_cmds ? ret : -ENOMEM;
}
static void free_ent(struct mlx5_cmd *cmd, int idx)
static void cmd_free_index(struct mlx5_cmd *cmd, int idx)
{
unsigned long flags;
@ -132,6 +137,22 @@ static void free_ent(struct mlx5_cmd *cmd, int idx)
spin_unlock_irqrestore(&cmd->alloc_lock, flags);
}
static void cmd_ent_get(struct mlx5_cmd_work_ent *ent)
{
refcount_inc(&ent->refcnt);
}
static void cmd_ent_put(struct mlx5_cmd_work_ent *ent)
{
if (!refcount_dec_and_test(&ent->refcnt))
return;
if (ent->idx >= 0)
cmd_free_index(ent->cmd, ent->idx);
cmd_free_ent(ent);
}
static struct mlx5_cmd_layout *get_inst(struct mlx5_cmd *cmd, int idx)
{
return cmd->cmd_buf + (idx << cmd->log_stride);
@ -219,11 +240,6 @@ static void poll_timeout(struct mlx5_cmd_work_ent *ent)
ent->ret = -ETIMEDOUT;
}
static void free_cmd(struct mlx5_cmd_work_ent *ent)
{
kfree(ent);
}
static int verify_signature(struct mlx5_cmd_work_ent *ent)
{
struct mlx5_cmd_mailbox *next = ent->out->next;
@ -842,6 +858,7 @@ static void cb_timeout_handler(struct work_struct *work)
mlx5_command_str(msg_to_opcode(ent->in)),
msg_to_opcode(ent->in));
mlx5_cmd_comp_handler(dev, 1UL << ent->idx, true);
cmd_ent_put(ent); /* for the cmd_ent_get() took on schedule delayed work */
}
static void free_msg(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *msg);
@ -865,14 +882,14 @@ static void cmd_work_handler(struct work_struct *work)
sem = ent->page_queue ? &cmd->pages_sem : &cmd->sem;
down(sem);
if (!ent->page_queue) {
alloc_ret = alloc_ent(cmd);
alloc_ret = cmd_alloc_index(cmd);
if (alloc_ret < 0) {
mlx5_core_err(dev, "failed to allocate command entry\n");
if (ent->callback) {
ent->callback(-EAGAIN, ent->context);
mlx5_free_cmd_msg(dev, ent->out);
free_msg(dev, ent->in);
free_cmd(ent);
cmd_ent_put(ent);
} else {
ent->ret = -EAGAIN;
complete(&ent->done);
@ -908,8 +925,8 @@ static void cmd_work_handler(struct work_struct *work)
ent->ts1 = ktime_get_ns();
cmd_mode = cmd->mode;
if (ent->callback)
schedule_delayed_work(&ent->cb_timeout_work, cb_timeout);
if (ent->callback && schedule_delayed_work(&ent->cb_timeout_work, cb_timeout))
cmd_ent_get(ent);
set_bit(MLX5_CMD_ENT_STATE_PENDING_COMP, &ent->state);
/* Skip sending command to fw if internal error */
@ -923,13 +940,10 @@ static void cmd_work_handler(struct work_struct *work)
MLX5_SET(mbox_out, ent->out, syndrome, drv_synd);
mlx5_cmd_comp_handler(dev, 1UL << ent->idx, true);
/* no doorbell, no need to keep the entry */
free_ent(cmd, ent->idx);
if (ent->callback)
free_cmd(ent);
return;
}
cmd_ent_get(ent); /* for the _real_ FW event on completion */
/* ring doorbell after the descriptor is valid */
mlx5_core_dbg(dev, "writing 0x%x to command doorbell\n", 1 << ent->idx);
wmb();
@ -1029,11 +1043,16 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in,
if (callback && page_queue)
return -EINVAL;
ent = alloc_cmd(cmd, in, out, uout, uout_size, callback, context,
page_queue);
ent = cmd_alloc_ent(cmd, in, out, uout, uout_size,
callback, context, page_queue);
if (IS_ERR(ent))
return PTR_ERR(ent);
/* put for this ent is when consumed, depending on the use case
* 1) (!callback) blocking flow: by caller after wait_func completes
* 2) (callback) flow: by mlx5_cmd_comp_handler() when ent is handled
*/
ent->token = token;
ent->polling = force_polling;
@ -1052,12 +1071,10 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in,
}
if (callback)
goto out;
goto out; /* mlx5_cmd_comp_handler() will put(ent) */
err = wait_func(dev, ent);
if (err == -ETIMEDOUT)
goto out;
if (err == -ECANCELED)
if (err == -ETIMEDOUT || err == -ECANCELED)
goto out_free;
ds = ent->ts2 - ent->ts1;
@ -1075,7 +1092,7 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in,
*status = ent->status;
out_free:
free_cmd(ent);
cmd_ent_put(ent);
out:
return err;
}
@ -1490,14 +1507,19 @@ static void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool force
if (!forced) {
mlx5_core_err(dev, "Command completion arrived after timeout (entry idx = %d).\n",
ent->idx);
free_ent(cmd, ent->idx);
free_cmd(ent);
cmd_ent_put(ent);
}
continue;
}
if (ent->callback)
cancel_delayed_work(&ent->cb_timeout_work);
if (ent->callback && cancel_delayed_work(&ent->cb_timeout_work))
cmd_ent_put(ent); /* timeout work was canceled */
if (!forced || /* Real FW completion */
pci_channel_offline(dev->pdev) || /* FW is inaccessible */
dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR)
cmd_ent_put(ent);
if (ent->page_queue)
sem = &cmd->pages_sem;
else
@ -1519,10 +1541,6 @@ static void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool force
ent->ret, deliv_status_to_str(ent->status), ent->status);
}
/* only real completion will free the entry slot */
if (!forced)
free_ent(cmd, ent->idx);
if (ent->callback) {
ds = ent->ts2 - ent->ts1;
if (ent->op < ARRAY_SIZE(cmd->stats)) {
@ -1550,10 +1568,13 @@ static void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool force
free_msg(dev, ent->in);
err = err ? err : ent->status;
if (!forced)
free_cmd(ent);
/* final consumer is done, release ent */
cmd_ent_put(ent);
callback(err, context);
} else {
/* release wait_func() so mlx5_cmd_invoke()
* can make the final ent_put()
*/
complete(&ent->done);
}
up(sem);
@ -1563,8 +1584,11 @@ static void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool force
void mlx5_cmd_trigger_completions(struct mlx5_core_dev *dev)
{
struct mlx5_cmd *cmd = &dev->cmd;
unsigned long bitmask;
unsigned long flags;
u64 vector;
int i;
/* wait for pending handlers to complete */
mlx5_eq_synchronize_cmd_irq(dev);
@ -1573,11 +1597,20 @@ void mlx5_cmd_trigger_completions(struct mlx5_core_dev *dev)
if (!vector)
goto no_trig;
bitmask = vector;
/* we must increment the allocated entries refcount before triggering the completions
* to guarantee pending commands will not get freed in the meanwhile.
* For that reason, it also has to be done inside the alloc_lock.
*/
for_each_set_bit(i, &bitmask, (1 << cmd->log_sz))
cmd_ent_get(cmd->ent_arr[i]);
vector |= MLX5_TRIGGERED_CMD_COMP;
spin_unlock_irqrestore(&dev->cmd.alloc_lock, flags);
mlx5_core_dbg(dev, "vector 0x%llx\n", vector);
mlx5_cmd_comp_handler(dev, vector, true);
for_each_set_bit(i, &bitmask, (1 << cmd->log_sz))
cmd_ent_put(cmd->ent_arr[i]);
return;
no_trig:

8
drivers/net/ethernet/mellanox/mlx5/core/en.h
View File

@ -92,7 +92,12 @@ struct page_pool;
#define MLX5_MPWRQ_PAGES_PER_WQE BIT(MLX5_MPWRQ_WQE_PAGE_ORDER)
#define MLX5_MTT_OCTW(npages) (ALIGN(npages, 8) / 2)
#define MLX5E_REQUIRED_WQE_MTTS (ALIGN(MLX5_MPWRQ_PAGES_PER_WQE, 8))
/* Add another page to MLX5E_REQUIRED_WQE_MTTS as a buffer between
* WQEs, This page will absorb write overflow by the hardware, when
* receiving packets larger than MTU. These oversize packets are
* dropped by the driver at a later stage.
*/
#define MLX5E_REQUIRED_WQE_MTTS (ALIGN(MLX5_MPWRQ_PAGES_PER_WQE + 1, 8))
#define MLX5E_LOG_ALIGNED_MPWQE_PPW (ilog2(MLX5E_REQUIRED_WQE_MTTS))
#define MLX5E_REQUIRED_MTTS(wqes) (wqes * MLX5E_REQUIRED_WQE_MTTS)
#define MLX5E_MAX_RQ_NUM_MTTS \
@ -694,6 +699,7 @@ struct mlx5e_rq {
u32 rqn;
struct mlx5_core_dev *mdev;
struct mlx5_core_mkey umr_mkey;
struct mlx5e_dma_info wqe_overflow;
/* XDP read-mostly */
struct xdp_rxq_info xdp_rxq;

14
drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
View File

@ -217,6 +217,9 @@ static int __mlx5e_add_vlan_rule(struct mlx5e_priv *priv,
break;
}
if (WARN_ONCE(*rule_p, "VLAN rule already exists type %d", rule_type))
return 0;
*rule_p = mlx5_add_flow_rules(ft, spec, &flow_act, &dest, 1);
if (IS_ERR(*rule_p)) {
@ -397,8 +400,7 @@ static void mlx5e_add_vlan_rules(struct mlx5e_priv *priv)
for_each_set_bit(i, priv->fs.vlan.active_svlans, VLAN_N_VID)
mlx5e_add_vlan_rule(priv, MLX5E_VLAN_RULE_TYPE_MATCH_STAG_VID, i);
if (priv->fs.vlan.cvlan_filter_disabled &&
!(priv->netdev->flags & IFF_PROMISC))
if (priv->fs.vlan.cvlan_filter_disabled)
mlx5e_add_any_vid_rules(priv);
}
@ -415,8 +417,12 @@ static void mlx5e_del_vlan_rules(struct mlx5e_priv *priv)
for_each_set_bit(i, priv->fs.vlan.active_svlans, VLAN_N_VID)
mlx5e_del_vlan_rule(priv, MLX5E_VLAN_RULE_TYPE_MATCH_STAG_VID, i);
if (priv->fs.vlan.cvlan_filter_disabled &&
!(priv->netdev->flags & IFF_PROMISC))
WARN_ON_ONCE(!(test_bit(MLX5E_STATE_DESTROYING, &priv->state)));
/* must be called after DESTROY bit is set and
* set_rx_mode is called and flushed
*/
if (priv->fs.vlan.cvlan_filter_disabled)
mlx5e_del_any_vid_rules(priv);
}

74
drivers/net/ethernet/mellanox/mlx5/core/en_main.c
View File

@ -266,12 +266,17 @@ static int mlx5e_rq_alloc_mpwqe_info(struct mlx5e_rq *rq,
static int mlx5e_create_umr_mkey(struct mlx5_core_dev *mdev,
u64 npages, u8 page_shift,
struct mlx5_core_mkey *umr_mkey)
struct mlx5_core_mkey *umr_mkey,
dma_addr_t filler_addr)
{
int inlen = MLX5_ST_SZ_BYTES(create_mkey_in);
struct mlx5_mtt *mtt;
int inlen;
void *mkc;
u32 *in;
int err;
int i;
inlen = MLX5_ST_SZ_BYTES(create_mkey_in) + sizeof(*mtt) * npages;
in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
@ -291,6 +296,18 @@ static int mlx5e_create_umr_mkey(struct mlx5_core_dev *mdev,
MLX5_SET(mkc, mkc, translations_octword_size,
MLX5_MTT_OCTW(npages));
MLX5_SET(mkc, mkc, log_page_size, page_shift);
MLX5_SET(create_mkey_in, in, translations_octword_actual_size,
MLX5_MTT_OCTW(npages));
/* Initialize the mkey with all MTTs pointing to a default
* page (filler_addr). When the channels are activated, UMR
* WQEs will redirect the RX WQEs to the actual memory from
* the RQ's pool, while the gaps (wqe_overflow) remain mapped
* to the default page.
*/
mtt = MLX5_ADDR_OF(create_mkey_in, in, klm_pas_mtt);
for (i = 0 ; i < npages ; i++)
mtt[i].ptag = cpu_to_be64(filler_addr);
err = mlx5_core_create_mkey(mdev, umr_mkey, in, inlen);
@ -302,7 +319,8 @@ static int mlx5e_create_rq_umr_mkey(struct mlx5_core_dev *mdev, struct mlx5e_rq
{
u64 num_mtts = MLX5E_REQUIRED_MTTS(mlx5_wq_ll_get_size(&rq->mpwqe.wq));
return mlx5e_create_umr_mkey(mdev, num_mtts, PAGE_SHIFT, &rq->umr_mkey);
return mlx5e_create_umr_mkey(mdev, num_mtts, PAGE_SHIFT, &rq->umr_mkey,
rq->wqe_overflow.addr);
}
static inline u64 mlx5e_get_mpwqe_offset(struct mlx5e_rq *rq, u16 wqe_ix)
@ -370,6 +388,28 @@ static void mlx5e_rq_err_cqe_work(struct work_struct *recover_work)
mlx5e_reporter_rq_cqe_err(rq);
}
static int mlx5e_alloc_mpwqe_rq_drop_page(struct mlx5e_rq *rq)
{
rq->wqe_overflow.page = alloc_page(GFP_KERNEL);
if (!rq->wqe_overflow.page)
return -ENOMEM;
rq->wqe_overflow.addr = dma_map_page(rq->pdev, rq->wqe_overflow.page, 0,
PAGE_SIZE, rq->buff.map_dir);
if (dma_mapping_error(rq->pdev, rq->wqe_overflow.addr)) {
__free_page(rq->wqe_overflow.page);
return -ENOMEM;
}
return 0;
}
static void mlx5e_free_mpwqe_rq_drop_page(struct mlx5e_rq *rq)
{
dma_unmap_page(rq->pdev, rq->wqe_overflow.addr, PAGE_SIZE,
rq->buff.map_dir);
__free_page(rq->wqe_overflow.page);
}
static int mlx5e_alloc_rq(struct mlx5e_channel *c,
struct mlx5e_params *params,
struct mlx5e_xsk_param *xsk,
@ -434,6 +474,10 @@ static int mlx5e_alloc_rq(struct mlx5e_channel *c,
if (err)
goto err_rq_wq_destroy;
err = mlx5e_alloc_mpwqe_rq_drop_page(rq);
if (err)
goto err_rq_wq_destroy;
rq->mpwqe.wq.db = &rq->mpwqe.wq.db[MLX5_RCV_DBR];
wq_sz = mlx5_wq_ll_get_size(&rq->mpwqe.wq);
@ -474,7 +518,7 @@ static int mlx5e_alloc_rq(struct mlx5e_channel *c,
err = mlx5e_create_rq_umr_mkey(mdev, rq);
if (err)
goto err_rq_wq_destroy;
goto err_rq_drop_page;
rq->mkey_be = cpu_to_be32(rq->umr_mkey.key);
err = mlx5e_rq_alloc_mpwqe_info(rq, c);
@ -622,6 +666,8 @@ static int mlx5e_alloc_rq(struct mlx5e_channel *c,
case MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ:
kvfree(rq->mpwqe.info);
mlx5_core_destroy_mkey(mdev, &rq->umr_mkey);
err_rq_drop_page:
mlx5e_free_mpwqe_rq_drop_page(rq);
break;
default: /* MLX5_WQ_TYPE_CYCLIC */
kvfree(rq->wqe.frags);
@ -649,6 +695,7 @@ static void mlx5e_free_rq(struct mlx5e_rq *rq)
case MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ:
kvfree(rq->mpwqe.info);
mlx5_core_destroy_mkey(rq->mdev, &rq->umr_mkey);
mlx5e_free_mpwqe_rq_drop_page(rq);
break;
default: /* MLX5_WQ_TYPE_CYCLIC */
kvfree(rq->wqe.frags);
@ -4281,6 +4328,21 @@ void mlx5e_del_vxlan_port(struct net_device *netdev, struct udp_tunnel_info *ti)
mlx5e_vxlan_queue_work(priv, be16_to_cpu(ti->port), 0);
}
static bool mlx5e_gre_tunnel_inner_proto_offload_supported(struct mlx5_core_dev *mdev,
struct sk_buff *skb)
{
switch (skb->inner_protocol) {
case htons(ETH_P_IP):
case htons(ETH_P_IPV6):
case htons(ETH_P_TEB):
return true;
case htons(ETH_P_MPLS_UC):
case htons(ETH_P_MPLS_MC):
return MLX5_CAP_ETH(mdev, tunnel_stateless_mpls_over_gre);
}
return false;
}
static netdev_features_t mlx5e_tunnel_features_check(struct mlx5e_priv *priv,
struct sk_buff *skb,
netdev_features_t features)
@ -4303,7 +4365,9 @@ static netdev_features_t mlx5e_tunnel_features_check(struct mlx5e_priv *priv,
switch (proto) {
case IPPROTO_GRE:
return features;
if (mlx5e_gre_tunnel_inner_proto_offload_supported(priv->mdev, skb))
return features;
break;
case IPPROTO_IPIP:
case IPPROTO_IPV6:
if (mlx5e_tunnel_proto_supported(priv->mdev, IPPROTO_IPIP))

2
drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
View File

@ -115,7 +115,7 @@ static int request_irqs(struct mlx5_core_dev *dev, int nvec)
return 0;
err_request_irq:
for (; i >= 0; i--) {
while (i--) {
struct mlx5_irq *irq = mlx5_irq_get(dev, i);
int irqn = pci_irq_vector(dev->pdev, i);

3
drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
View File

@ -290,13 +290,14 @@ mlxsw_sp_acl_tcam_group_add(struct mlxsw_sp_acl_tcam *tcam,
int err;
group->tcam = tcam;
mutex_init(&group->lock);
INIT_LIST_HEAD(&group->region_list);
err = mlxsw_sp_acl_tcam_group_id_get(tcam, &group->id);
if (err)
return err;
mutex_init(&group->lock);
return 0;
}

4
drivers/net/ethernet/realtek/r8169_main.c
View File

@ -4701,7 +4701,7 @@ static void rtl_hw_start_8168f_1(struct rtl8169_private *tp)
{ 0x08, 0x0001, 0x0002 },
{ 0x09, 0x0000, 0x0080 },
{ 0x19, 0x0000, 0x0224 },
{ 0x00, 0x0000, 0x0004 },
{ 0x00, 0x0000, 0x0008 },
{ 0x0c, 0x3df0, 0x0200 },
};
@ -4718,7 +4718,7 @@ static void rtl_hw_start_8411(struct rtl8169_private *tp)
{ 0x06, 0x00c0, 0x0020 },
{ 0x0f, 0xffff, 0x5200 },
{ 0x19, 0x0000, 0x0224 },
{ 0x00, 0x0000, 0x0004 },
{ 0x00, 0x0000, 0x0008 },
{ 0x0c, 0x3df0, 0x0200 },
};

110
drivers/net/ethernet/renesas/ravb_main.c
View File

@ -1336,51 +1336,6 @@ static inline int ravb_hook_irq(unsigned int irq, irq_handler_t handler,
return error;
}
/* MDIO bus init function */
static int ravb_mdio_init(struct ravb_private *priv)
{
struct platform_device *pdev = priv->pdev;
struct device *dev = &pdev->dev;
int error;
/* Bitbang init */
priv->mdiobb.ops = &bb_ops;
/* MII controller setting */
priv->mii_bus = alloc_mdio_bitbang(&priv->mdiobb);
if (!priv->mii_bus)
return -ENOMEM;
/* Hook up MII support for ethtool */
priv->mii_bus->name = "ravb_mii";
priv->mii_bus->parent = dev;
snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s-%x",
pdev->name, pdev->id);
/* Register MDIO bus */
error = of_mdiobus_register(priv->mii_bus, dev->of_node);
if (error)
goto out_free_bus;
return 0;
out_free_bus:
free_mdio_bitbang(priv->mii_bus);
return error;
}
/* MDIO bus release function */
static int ravb_mdio_release(struct ravb_private *priv)
{
/* Unregister mdio bus */
mdiobus_unregister(priv->mii_bus);
/* Free bitbang info */
free_mdio_bitbang(priv->mii_bus);
return 0;
}
/* Network device open function for Ethernet AVB */
static int ravb_open(struct net_device *ndev)
{
@ -1389,13 +1344,6 @@ static int ravb_open(struct net_device *ndev)
struct device *dev = &pdev->dev;
int error;
/* MDIO bus init */
error = ravb_mdio_init(priv);
if (error) {
netdev_err(ndev, "failed to initialize MDIO\n");
return error;
}
napi_enable(&priv->napi[RAVB_BE]);
napi_enable(&priv->napi[RAVB_NC]);
@ -1473,7 +1421,6 @@ static int ravb_open(struct net_device *ndev)
out_napi_off:
napi_disable(&priv->napi[RAVB_NC]);
napi_disable(&priv->napi[RAVB_BE]);
ravb_mdio_release(priv);
return error;
}
@ -1783,8 +1730,6 @@ static int ravb_close(struct net_device *ndev)
ravb_ring_free(ndev, RAVB_BE);
ravb_ring_free(ndev, RAVB_NC);
ravb_mdio_release(priv);
return 0;
}
@ -1936,6 +1881,51 @@ static const struct net_device_ops ravb_netdev_ops = {
.ndo_set_features = ravb_set_features,
};
/* MDIO bus init function */
static int ravb_mdio_init(struct ravb_private *priv)
{
struct platform_device *pdev = priv->pdev;
struct device *dev = &pdev->dev;
int error;
/* Bitbang init */
priv->mdiobb.ops = &bb_ops;
/* MII controller setting */
priv->mii_bus = alloc_mdio_bitbang(&priv->mdiobb);
if (!priv->mii_bus)
return -ENOMEM;
/* Hook up MII support for ethtool */
priv->mii_bus->name = "ravb_mii";
priv->mii_bus->parent = dev;
snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s-%x",
pdev->name, pdev->id);
/* Register MDIO bus */
error = of_mdiobus_register(priv->mii_bus, dev->of_node);
if (error)
goto out_free_bus;
return 0;
out_free_bus:
free_mdio_bitbang(priv->mii_bus);
return error;
}
/* MDIO bus release function */
static int ravb_mdio_release(struct ravb_private *priv)
{
/* Unregister mdio bus */
mdiobus_unregister(priv->mii_bus);
/* Free bitbang info */
free_mdio_bitbang(priv->mii_bus);
return 0;
}
static const struct of_device_id ravb_match_table[] = {
{ .compatible = "renesas,etheravb-r8a7790", .data = (void *)RCAR_GEN2 },
{ .compatible = "renesas,etheravb-r8a7794", .data = (void *)RCAR_GEN2 },
@ -2176,6 +2166,13 @@ static int ravb_probe(struct platform_device *pdev)
eth_hw_addr_random(ndev);
}
/* MDIO bus init */
error = ravb_mdio_init(priv);
if (error) {
dev_err(&pdev->dev, "failed to initialize MDIO\n");
goto out_dma_free;
}
netif_napi_add(ndev, &priv->napi[RAVB_BE], ravb_poll, 64);
netif_napi_add(ndev, &priv->napi[RAVB_NC], ravb_poll, 64);
@ -2197,6 +2194,8 @@ static int ravb_probe(struct platform_device *pdev)
out_napi_del:
netif_napi_del(&priv->napi[RAVB_NC]);
netif_napi_del(&priv->napi[RAVB_BE]);
ravb_mdio_release(priv);
out_dma_free:
dma_free_coherent(ndev->dev.parent, priv->desc_bat_size, priv->desc_bat,
priv->desc_bat_dma);
@ -2228,6 +2227,7 @@ static int ravb_remove(struct platform_device *pdev)
unregister_netdev(ndev);
netif_napi_del(&priv->napi[RAVB_NC]);
netif_napi_del(&priv->napi[RAVB_BE]);
ravb_mdio_release(priv);
pm_runtime_disable(&pdev->dev);
free_netdev(ndev);
platform_set_drvdata(pdev, NULL);

15
drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
View File

@ -662,23 +662,16 @@ static int stmmac_ethtool_op_set_eee(struct net_device *dev,
struct stmmac_priv *priv = netdev_priv(dev);
int ret;
if (!edata->eee_enabled) {
if (!priv->dma_cap.eee)
return -EOPNOTSUPP;
if (!edata->eee_enabled)
stmmac_disable_eee_mode(priv);
} else {
/* We are asking for enabling the EEE but it is safe
* to verify all by invoking the eee_init function.
* In case of failure it will return an error.
*/
edata->eee_enabled = stmmac_eee_init(priv);
if (!edata->eee_enabled)
return -EOPNOTSUPP;
}
ret = phylink_ethtool_set_eee(priv->phylink, edata);
if (ret)
return ret;
priv->eee_enabled = edata->eee_enabled;
priv->tx_lpi_timer = edata->tx_lpi_timer;
return 0;
}

4
drivers/net/macsec.c
View File

@ -1080,6 +1080,7 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb)
struct macsec_rx_sa *rx_sa;
struct macsec_rxh_data *rxd;
struct macsec_dev *macsec;
unsigned int len;
sci_t sci;
u32 pn;
bool cbit;
@ -1236,9 +1237,10 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb)
macsec_rxsc_put(rx_sc);
skb_orphan(skb);
len = skb->len;
ret = gro_cells_receive(&macsec->gro_cells, skb);
if (ret == NET_RX_SUCCESS)
count_rx(dev, skb->len);
count_rx(dev, len);
else
macsec->secy.netdev->stats.rx_dropped++;

1
drivers/net/phy/Kconfig
View File

@ -193,6 +193,7 @@ config MDIO_THUNDER
depends on 64BIT
depends on PCI
select MDIO_CAVIUM
select MDIO_DEVRES
help
This driver supports the MDIO interfaces found on Cavium
ThunderX SoCs when the MDIO bus device appears as a PCI

3
drivers/net/team/team.c
View File

@ -287,7 +287,7 @@ static int __team_options_register(struct team *team,
for (i--; i >= 0; i--)
__team_option_inst_del_option(team, dst_opts[i]);
i = option_count - 1;
i = option_count;
alloc_rollback:
for (i--; i >= 0; i--)
kfree(dst_opts[i]);
@ -2111,6 +2111,7 @@ static void team_setup_by_port(struct net_device *dev,
dev->header_ops = port_dev->header_ops;
dev->type = port_dev->type;
dev->hard_header_len = port_dev->hard_header_len;
dev->needed_headroom = port_dev->needed_headroom;
dev->addr_len = port_dev->addr_len;
dev->mtu = port_dev->mtu;
memcpy(dev->broadcast, port_dev->broadcast, port_dev->addr_len);

1
drivers/net/usb/ax88179_178a.c
View File

@ -1719,6 +1719,7 @@ static const struct driver_info belkin_info = {
.status = ax88179_status,
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,

16
drivers/net/usb/rtl8150.c
View File

@ -274,12 +274,20 @@ static int write_mii_word(rtl8150_t * dev, u8 phy, __u8 indx, u16 reg)
return 1;
}
static inline void set_ethernet_addr(rtl8150_t * dev)
static void set_ethernet_addr(rtl8150_t *dev)
{
u8 node_id[6];
u8 node_id[ETH_ALEN];
int ret;
get_registers(dev, IDR, sizeof(node_id), node_id);
memcpy(dev->netdev->dev_addr, node_id, sizeof(node_id));
ret = get_registers(dev, IDR, sizeof(node_id), node_id);
if (ret == sizeof(node_id)) {
ether_addr_copy(dev->netdev->dev_addr, node_id);
} else {
eth_hw_addr_random(dev->netdev);
netdev_notice(dev->netdev, "Assigned a random MAC address: %pM\n",
dev->netdev->dev_addr);
}
}
static int rtl8150_set_mac_address(struct net_device *netdev, void *p)

8
drivers/net/virtio_net.c
View File

@ -63,6 +63,11 @@ static const unsigned long guest_offloads[] = {
VIRTIO_NET_F_GUEST_CSUM
};
#define GUEST_OFFLOAD_LRO_MASK ((1ULL << VIRTIO_NET_F_GUEST_TSO4) | \
(1ULL << VIRTIO_NET_F_GUEST_TSO6) | \
(1ULL << VIRTIO_NET_F_GUEST_ECN) | \
(1ULL << VIRTIO_NET_F_GUEST_UFO))
struct virtnet_stat_desc {
char desc[ETH_GSTRING_LEN];
size_t offset;
@ -2575,7 +2580,8 @@ static int virtnet_set_features(struct net_device *dev,
if (features & NETIF_F_LRO)
offloads = vi->guest_offloads_capable;
else
offloads = 0;
offloads = vi->guest_offloads_capable &
~GUEST_OFFLOAD_LRO_MASK;
err = virtnet_set_guest_offloads(vi, offloads);
if (err)

4
drivers/nvme/host/core.c
View File

@ -2932,8 +2932,10 @@ static int nvme_dev_open(struct inode *inode, struct file *file)
}
nvme_get_ctrl(ctrl);
if (!try_module_get(ctrl->ops->module))
if (!try_module_get(ctrl->ops->module)) {
nvme_put_ctrl(ctrl);
return -EINVAL;
}
file->private_data = ctrl;
return 0;

7
drivers/nvme/host/tcp.c
View File

@ -861,12 +861,11 @@ static int nvme_tcp_try_send_data(struct nvme_tcp_request *req)
else
flags |= MSG_MORE;
/* can't zcopy slab pages */
if (unlikely(PageSlab(page))) {
ret = sock_no_sendpage(queue->sock, page, offset, len,
if (sendpage_ok(page)) {
ret = kernel_sendpage(queue->sock, page, offset, len,
flags);
} else {
ret = kernel_sendpage(queue->sock, page, offset, len,
ret = sock_no_sendpage(queue->sock, page, offset, len,
flags);
}
if (ret <= 0)

4
drivers/platform/olpc/olpc-ec.c
View File

@ -439,7 +439,9 @@ static int olpc_ec_probe(struct platform_device *pdev)
&config);
if (IS_ERR(ec->dcon_rdev)) {
dev_err(&pdev->dev, "failed to register DCON regulator\n");
return PTR_ERR(ec->dcon_rdev);
err = PTR_ERR(ec->dcon_rdev);
kfree(ec);
return err;
}
ec->dbgfs_dir = olpc_ec_setup_debugfs();

1
drivers/platform/x86/Kconfig
View File

@ -270,6 +270,7 @@ config FUJITSU_LAPTOP
depends on BACKLIGHT_CLASS_DEVICE
depends on ACPI_VIDEO || ACPI_VIDEO = n
select INPUT_SPARSEKMAP
select NEW_LEDS
select LEDS_CLASS
---help---
This is a driver for laptops built by Fujitsu:

64
drivers/platform/x86/intel-vbtn.c
View File

@ -15,9 +15,13 @@
#include <linux/platform_device.h>
#include <linux/suspend.h>
/* Returned when NOT in tablet mode on some HP Stream x360 11 models */
#define VGBS_TABLET_MODE_FLAG_ALT 0x10
/* When NOT in tablet mode, VGBS returns with the flag 0x40 */
#define TABLET_MODE_FLAG 0x40
#define DOCK_MODE_FLAG 0x80
#define VGBS_TABLET_MODE_FLAG 0x40
#define VGBS_DOCK_MODE_FLAG 0x80
#define VGBS_TABLET_MODE_FLAGS (VGBS_TABLET_MODE_FLAG | VGBS_TABLET_MODE_FLAG_ALT)
MODULE_LICENSE("GPL");
MODULE_AUTHOR("AceLan Kao");
@ -148,26 +152,60 @@ static void detect_tablet_mode(struct platform_device *device)
if (ACPI_FAILURE(status))
return;
m = !(vgbs & TABLET_MODE_FLAG);
m = !(vgbs & VGBS_TABLET_MODE_FLAGS);
input_report_switch(priv->input_dev, SW_TABLET_MODE, m);
m = (vgbs & DOCK_MODE_FLAG) ? 1 : 0;
m = (vgbs & VGBS_DOCK_MODE_FLAG) ? 1 : 0;
input_report_switch(priv->input_dev, SW_DOCK, m);
}
/*
* There are several laptops (non 2-in-1) models out there which support VGBS,
* but simply always return 0, which we translate to SW_TABLET_MODE=1. This in
* turn causes userspace (libinput) to suppress events from the builtin
* keyboard and touchpad, making the laptop essentially unusable.
*
* Since the problem of wrongly reporting SW_TABLET_MODE=1 in combination
* with libinput, leads to a non-usable system. Where as OTOH many people will
* not even notice when SW_TABLET_MODE is not being reported, a DMI based allow
* list is used here. This list mainly matches on the chassis-type of 2-in-1s.
*
* There are also some 2-in-1s which use the intel-vbtn ACPI interface to report
* SW_TABLET_MODE with a chassis-type of 8 ("Portable") or 10 ("Notebook"),
* these are matched on a per model basis, since many normal laptops with a
* possible broken VGBS ACPI-method also use these chassis-types.
*/
static const struct dmi_system_id dmi_switches_allow_list[] = {
{
.matches = {
DMI_EXACT_MATCH(DMI_CHASSIS_TYPE, "31" /* Convertible */),
},
},
{
.matches = {
DMI_EXACT_MATCH(DMI_CHASSIS_TYPE, "32" /* Detachable */),
},
},
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "Venue 11 Pro 7130"),
},
},
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP Stream x360 Convertible PC 11"),
},
},
{} /* Array terminator */
};
static bool intel_vbtn_has_switches(acpi_handle handle)
{
const char *chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE);
unsigned long long vgbs;
acpi_status status;
/*
* Some normal laptops have a VGBS method despite being non-convertible
* and their VGBS method always returns 0, causing detect_tablet_mode()
* to report SW_TABLET_MODE=1 to userspace, which causes issues.
* These laptops have a DMI chassis_type of 9 ("Laptop"), do not report
* switches on any devices with a DMI chassis_type of 9.
*/
if (chassis_type && strcmp(chassis_type, "9") == 0)
if (!dmi_check_system(dmi_switches_allow_list))
return false;
status = acpi_evaluate_integer(handle, "VGBS", NULL, &vgbs);

6
drivers/platform/x86/thinkpad_acpi.c
View File

@ -2587,7 +2587,7 @@ static void hotkey_compare_and_issue_event(struct tp_nvram_state *oldn,
*/
static int hotkey_kthread(void *data)
{
struct tp_nvram_state s[2];
struct tp_nvram_state s[2] = { 0 };
u32 poll_mask, event_mask;
unsigned int si, so;
unsigned long t;
@ -6863,8 +6863,10 @@ static int __init tpacpi_query_bcl_levels(acpi_handle handle)
list_for_each_entry(child, &device->children, node) {
acpi_status status = acpi_evaluate_object(child->handle, "_BCL",
NULL, &buffer);
if (ACPI_FAILURE(status))
if (ACPI_FAILURE(status)) {
buffer.length = ACPI_ALLOCATE_BUFFER;
continue;
}
obj = (union acpi_object *)buffer.pointer;
if (!obj || (obj->type != ACPI_TYPE_PACKAGE)) {

12
drivers/vhost/vhost.c
View File

@ -1305,6 +1305,11 @@ static bool vq_access_ok(struct vhost_virtqueue *vq, unsigned int num,
struct vring_used __user *used)
{
/* If an IOTLB device is present, the vring addresses are
* GIOVAs. Access validation occurs at prefetch time. */
if (vq->iotlb)
return true;
return access_ok(desc, vhost_get_desc_size(vq, num)) &&
access_ok(avail, vhost_get_avail_size(vq, num)) &&
access_ok(used, vhost_get_used_size(vq, num));
@ -1400,10 +1405,6 @@ bool vhost_vq_access_ok(struct vhost_virtqueue *vq)
if (!vq_log_access_ok(vq, vq->log_base))
return false;
/* Access validation occurs at prefetch time with IOTLB */
if (vq->iotlb)
return true;
return vq_access_ok(vq, vq->num, vq->desc, vq->avail, vq->used);
}
EXPORT_SYMBOL_GPL(vhost_vq_access_ok);
@ -1550,8 +1551,7 @@ static long vhost_vring_set_addr(struct vhost_dev *d,
/* Also validate log access for used ring if enabled. */
if ((a.flags & (0x1 << VHOST_VRING_F_LOG)) &&
!log_access_ok(vq->log_base, a.log_guest_addr,
sizeof *vq->used +
vq->num * sizeof *vq->used->ring))
vhost_get_used_size(vq, vq->num)))
return -EINVAL;
}

7
drivers/video/console/newport_con.c
View File

@ -36,12 +36,6 @@
#define FONT_DATA ((unsigned char *)font_vga_8x16.data)
/* borrowed from fbcon.c */
#define REFCOUNT(fd) (((int *)(fd))[-1])
#define FNTSIZE(fd) (((int *)(fd))[-2])
#define FNTCHARCNT(fd) (((int *)(fd))[-3])
#define FONT_EXTRA_WORDS 3
static unsigned char *font_data[MAX_NR_CONSOLES];
static struct newport_regs *npregs;
@ -523,6 +517,7 @@ static int newport_set_font(int unit, struct console_font *op)
FNTSIZE(new_data) = size;
FNTCHARCNT(new_data) = op->charcount;
REFCOUNT(new_data) = 0; /* usage counter */
FNTSUM(new_data) = 0;
p = new_data;
for (i = 0; i < op->charcount; i++) {

12
drivers/video/fbdev/core/fbcon.c
View File

@ -2292,6 +2292,9 @@ static int fbcon_get_font(struct vc_data *vc, struct console_font *font)
if (font->width <= 8) {
j = vc->vc_font.height;
if (font->charcount * j > FNTSIZE(fontdata))
return -EINVAL;
for (i = 0; i < font->charcount; i++) {
memcpy(data, fontdata, j);
memset(data + j, 0, 32 - j);
@ -2300,6 +2303,9 @@ static int fbcon_get_font(struct vc_data *vc, struct console_font *font)
}
} else if (font->width <= 16) {
j = vc->vc_font.height * 2;
if (font->charcount * j > FNTSIZE(fontdata))
return -EINVAL;
for (i = 0; i < font->charcount; i++) {
memcpy(data, fontdata, j);
memset(data + j, 0, 64 - j);
@ -2307,6 +2313,9 @@ static int fbcon_get_font(struct vc_data *vc, struct console_font *font)
fontdata += j;
}
} else if (font->width <= 24) {
if (font->charcount * (vc->vc_font.height * sizeof(u32)) > FNTSIZE(fontdata))
return -EINVAL;
for (i = 0; i < font->charcount; i++) {
for (j = 0; j < vc->vc_font.height; j++) {
*data++ = fontdata[0];
@ -2319,6 +2328,9 @@ static int fbcon_get_font(struct vc_data *vc, struct console_font *font)
}
} else {
j = vc->vc_font.height * 4;
if (font->charcount * j > FNTSIZE(fontdata))
return -EINVAL;
for (i = 0; i < font->charcount; i++) {
memcpy(data, fontdata, j);
memset(data + j, 0, 128 - j);

7
drivers/video/fbdev/core/fbcon.h
View File

@ -152,13 +152,6 @@ static inline int attr_col_ec(int shift, struct vc_data *vc,
#define attr_bgcol_ec(bgshift, vc, info) attr_col_ec(bgshift, vc, info, 0)
#define attr_fgcol_ec(fgshift, vc, info) attr_col_ec(fgshift, vc, info, 1)
/* Font */
#define REFCOUNT(fd) (((int *)(fd))[-1])
#define FNTSIZE(fd) (((int *)(fd))[-2])
#define FNTCHARCNT(fd) (((int *)(fd))[-3])
#define FNTSUM(fd) (((int *)(fd))[-4])
#define FONT_EXTRA_WORDS 4
/*
* Scroll Method
*/

1
drivers/video/fbdev/core/fbcon_rotate.c
View File

@ -14,6 +14,7 @@
#include <linux/fb.h>
#include <linux/vt_kern.h>
#include <linux/console.h>
#include <linux/font.h>
#include <asm/types.h>
#include "fbcon.h"
#include "fbcon_rotate.h"

1
drivers/video/fbdev/core/tileblit.c
View File

@ -13,6 +13,7 @@
#include <linux/fb.h>
#include <linux/vt_kern.h>
#include <linux/console.h>
#include <linux/font.h>
#include <asm/types.h>
#include "fbcon.h"

2
fs/btrfs/ctree.h
View File

@ -2956,6 +2956,8 @@ int btrfs_fdatawrite_range(struct inode *inode, loff_t start, loff_t end);
loff_t btrfs_remap_file_range(struct file *file_in, loff_t pos_in,
struct file *file_out, loff_t pos_out,
loff_t len, unsigned int remap_flags);
int btrfs_check_can_nocow(struct btrfs_inode *inode, loff_t pos,
size_t *write_bytes);
/* tree-defrag.c */
int btrfs_defrag_leaves(struct btrfs_trans_handle *trans,

41
fs/btrfs/extent-tree.c
View File

@ -1305,8 +1305,10 @@ static int btrfs_issue_discard(struct block_device *bdev, u64 start, u64 len,
int btrfs_discard_extent(struct btrfs_fs_info *fs_info, u64 bytenr,
u64 num_bytes, u64 *actual_bytes)
{
int ret;
int ret = 0;
u64 discarded_bytes = 0;
u64 end = bytenr + num_bytes;
u64 cur = bytenr;
struct btrfs_bio *bbio = NULL;
@ -1315,15 +1317,23 @@ int btrfs_discard_extent(struct btrfs_fs_info *fs_info, u64 bytenr,
* associated to its stripes that don't go away while we are discarding.
*/
btrfs_bio_counter_inc_blocked(fs_info);
/* Tell the block device(s) that the sectors can be discarded */
ret = btrfs_map_block(fs_info, BTRFS_MAP_DISCARD, bytenr, &num_bytes,
&bbio, 0);
/* Error condition is -ENOMEM */
if (!ret) {
struct btrfs_bio_stripe *stripe = bbio->stripes;
while (cur < end) {
struct btrfs_bio_stripe *stripe;
int i;
num_bytes = end - cur;
/* Tell the block device(s) that the sectors can be discarded */
ret = btrfs_map_block(fs_info, BTRFS_MAP_DISCARD, cur,
&num_bytes, &bbio, 0);
/*
* Error can be -ENOMEM, -ENOENT (no such chunk mapping) or
* -EOPNOTSUPP. For any such error, @num_bytes is not updated,
* thus we can't continue anyway.
*/
if (ret < 0)
goto out;
stripe = bbio->stripes;
for (i = 0; i < bbio->num_stripes; i++, stripe++) {
u64 bytes;
struct request_queue *req_q;
@ -1340,10 +1350,19 @@ int btrfs_discard_extent(struct btrfs_fs_info *fs_info, u64 bytenr,
stripe->physical,
stripe->length,
&bytes);
if (!ret)
if (!ret) {
discarded_bytes += bytes;
else if (ret != -EOPNOTSUPP)
break; /* Logic errors or -ENOMEM, or -EIO but I don't know how that could happen JDM */
} else if (ret != -EOPNOTSUPP) {
/*
* Logic errors or -ENOMEM, or -EIO, but
* unlikely to happen.
*
* And since there are two loops, explicitly
* go to out to avoid confusion.
*/
btrfs_put_bbio(bbio);
goto out;
}
/*
* Just in case we get back EOPNOTSUPP for some reason,
@ -1353,7 +1372,9 @@ int btrfs_discard_extent(struct btrfs_fs_info *fs_info, u64 bytenr,
ret = 0;
}
btrfs_put_bbio(bbio);
cur += num_bytes;
}
out:
btrfs_bio_counter_dec(fs_info);
if (actual_bytes)

23
fs/btrfs/file.c
View File

@ -1546,8 +1546,8 @@ lock_and_cleanup_extent_if_need(struct btrfs_inode *inode, struct page **pages,
return ret;
}
static noinline int check_can_nocow(struct btrfs_inode *inode, loff_t pos,
size_t *write_bytes)
int btrfs_check_can_nocow(struct btrfs_inode *inode, loff_t pos,
size_t *write_bytes)
{
struct btrfs_fs_info *fs_info = inode->root->fs_info;
struct btrfs_root *root = inode->root;
@ -1647,7 +1647,7 @@ static noinline ssize_t btrfs_buffered_write(struct kiocb *iocb,
if (ret < 0) {
if ((BTRFS_I(inode)->flags & (BTRFS_INODE_NODATACOW |
BTRFS_INODE_PREALLOC)) &&
check_can_nocow(BTRFS_I(inode), pos,
btrfs_check_can_nocow(BTRFS_I(inode), pos,
&write_bytes) > 0) {
/*
* For nodata cow case, no need to reserve
@ -1919,13 +1919,28 @@ static ssize_t btrfs_file_write_iter(struct kiocb *iocb,
pos = iocb->ki_pos;
count = iov_iter_count(from);
if (iocb->ki_flags & IOCB_NOWAIT) {
size_t nocow_bytes = count;
/*
* We will allocate space in case nodatacow is not set,
* so bail
*/
if (!(BTRFS_I(inode)->flags & (BTRFS_INODE_NODATACOW |
BTRFS_INODE_PREALLOC)) ||
check_can_nocow(BTRFS_I(inode), pos, &count) <= 0) {
btrfs_check_can_nocow(BTRFS_I(inode), pos,
&nocow_bytes) <= 0) {
inode_unlock(inode);
return -EAGAIN;
}
/* check_can_nocow() locks the snapshot lock on success */
btrfs_end_write_no_snapshotting(root);
/*
* There are holes in the range or parts of the range that must
* be COWed (shared extents, RO block groups, etc), so just bail
* out.
*/
if (nocow_bytes < count) {
inode_unlock(inode);
return -EAGAIN;
}

44
fs/btrfs/inode.c
View File

@ -5133,11 +5133,13 @@ int btrfs_truncate_block(struct inode *inode, loff_t from, loff_t len,
struct extent_state *cached_state = NULL;
struct extent_changeset *data_reserved = NULL;
char *kaddr;
bool only_release_metadata = false;
u32 blocksize = fs_info->sectorsize;
pgoff_t index = from >> PAGE_SHIFT;
unsigned offset = from & (blocksize - 1);
struct page *page;
gfp_t mask = btrfs_alloc_write_mask(mapping);
size_t write_bytes = blocksize;
int ret = 0;
u64 block_start;
u64 block_end;
@ -5149,11 +5151,27 @@ int btrfs_truncate_block(struct inode *inode, loff_t from, loff_t len,
block_start = round_down(from, blocksize);
block_end = block_start + blocksize - 1;
ret = btrfs_delalloc_reserve_space(inode, &data_reserved,
block_start, blocksize);
if (ret)
goto out;
ret = btrfs_check_data_free_space(inode, &data_reserved, block_start,
blocksize);
if (ret < 0) {
if ((BTRFS_I(inode)->flags & (BTRFS_INODE_NODATACOW |
BTRFS_INODE_PREALLOC)) &&
btrfs_check_can_nocow(BTRFS_I(inode), block_start,
&write_bytes) > 0) {
/* For nocow case, no need to reserve data space */
only_release_metadata = true;
} else {
goto out;
}
}
ret = btrfs_delalloc_reserve_metadata(BTRFS_I(inode), blocksize);
if (ret < 0) {
if (!only_release_metadata)
btrfs_free_reserved_data_space(inode, data_reserved,
block_start, blocksize);
goto out;
}
again:
page = find_or_create_page(mapping, index, mask);
if (!page) {
@ -5222,14 +5240,26 @@ int btrfs_truncate_block(struct inode *inode, loff_t from, loff_t len,
set_page_dirty(page);
unlock_extent_cached(io_tree, block_start, block_end, &cached_state);
if (only_release_metadata)
set_extent_bit(&BTRFS_I(inode)->io_tree, block_start,
block_end, EXTENT_NORESERVE, NULL, NULL,
GFP_NOFS);
out_unlock:
if (ret)
btrfs_delalloc_release_space(inode, data_reserved, block_start,
blocksize, true);
if (ret) {
if (only_release_metadata)
btrfs_delalloc_release_metadata(BTRFS_I(inode),
blocksize, true);
else
btrfs_delalloc_release_space(inode, data_reserved,
block_start, blocksize, true);
}
btrfs_delalloc_release_extents(BTRFS_I(inode), blocksize);
unlock_page(page);
put_page(page);
out:
if (only_release_metadata)
btrfs_end_write_no_snapshotting(BTRFS_I(inode)->root);
extent_changeset_free(data_reserved);
return ret;
}

19
fs/btrfs/send.c
View File

@ -1257,12 +1257,21 @@ static int __iterate_backrefs(u64 ino, u64 offset, u64 root, void *ctx_)
*/
if (found->root == bctx->sctx->send_root) {
/*
* TODO for the moment we don't accept clones from the inode
* that is currently send. We may change this when
* BTRFS_IOC_CLONE_RANGE supports cloning from and to the same
* file.
* If the source inode was not yet processed we can't issue a
* clone operation, as the source extent does not exist yet at
* the destination of the stream.
*/
if (ino >= bctx->cur_objectid)
if (ino > bctx->cur_objectid)
return 0;
/*
* We clone from the inode currently being sent as long as the
* source extent is already processed, otherwise we could try
* to clone from an extent that does not exist yet at the
* destination of the stream.
*/
if (ino == bctx->cur_objectid &&
offset + bctx->extent_len >
bctx->sctx->cur_inode_next_write_offset)
return 0;
}

8
fs/btrfs/volumes.c
View File

@ -5676,12 +5676,13 @@ void btrfs_put_bbio(struct btrfs_bio *bbio)
* replace.
*/
static int __btrfs_map_block_for_discard(struct btrfs_fs_info *fs_info,
u64 logical, u64 length,
u64 logical, u64 *length_ret,
struct btrfs_bio **bbio_ret)
{
struct extent_map *em;
struct map_lookup *map;
struct btrfs_bio *bbio;
u64 length = *length_ret;
u64 offset;
u64 stripe_nr;
u64 stripe_nr_end;
@ -5714,7 +5715,8 @@ static int __btrfs_map_block_for_discard(struct btrfs_fs_info *fs_info,
}
offset = logical - em->start;
length = min_t(u64, em->len - offset, length);
length = min_t(u64, em->start + em->len - logical, length);
*length_ret = length;
stripe_len = map->stripe_len;
/*
@ -6129,7 +6131,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info,
if (op == BTRFS_MAP_DISCARD)
return __btrfs_map_block_for_discard(fs_info, logical,
*length, bbio_ret);
length, bbio_ret);
ret = btrfs_get_io_geometry(fs_info, op, logical, *length, &geom);
if (ret < 0)

2
fs/cifs/smb2ops.c
View File

@ -1179,7 +1179,7 @@ smb2_set_ea(const unsigned int xid, struct cifs_tcon *tcon,
rqst[1].rq_iov = si_iov;
rqst[1].rq_nvec = 1;
len = sizeof(ea) + ea_name_len + ea_value_len + 1;
len = sizeof(*ea) + ea_name_len + ea_value_len + 1;
ea = kzalloc(len, GFP_KERNEL);
if (ea == NULL) {
rc = -ENOMEM;

58
fs/io_uring.c
View File

@ -340,7 +340,7 @@ struct io_kiocb {
u64 user_data;
u32 result;
u32 sequence;
struct task_struct *task;
struct files_struct *files;
struct fs_struct *fs;
@ -514,12 +514,14 @@ static inline void io_queue_async_work(struct io_ring_ctx *ctx,
}
}
req->task = current;
if (req->work.func == io_sq_wq_submit_work) {
req->files = current->files;
spin_lock_irqsave(&ctx->task_lock, flags);
list_add(&req->task_list, &ctx->task_list);
req->work_task = NULL;
spin_unlock_irqrestore(&ctx->task_lock, flags);
spin_lock_irqsave(&ctx->task_lock, flags);
list_add(&req->task_list, &ctx->task_list);
req->work_task = NULL;
spin_unlock_irqrestore(&ctx->task_lock, flags);
}
queue_work(ctx->sqo_wq[rw], &req->work);
}
@ -668,6 +670,7 @@ static struct io_kiocb *io_get_req(struct io_ring_ctx *ctx,
state->cur_req++;
}
INIT_LIST_HEAD(&req->task_list);
req->file = NULL;
req->ctx = ctx;
req->flags = 0;
@ -2247,6 +2250,12 @@ static void io_sq_wq_submit_work(struct work_struct *work)
if (!ret) {
req->work_task = current;
/*
* Pairs with the smp_store_mb() (B) in
* io_cancel_async_work().
*/
smp_mb(); /* A */
if (req->flags & REQ_F_CANCEL) {
ret = -ECANCELED;
goto end_req;
@ -2266,13 +2275,11 @@ static void io_sq_wq_submit_work(struct work_struct *work)
break;
cond_resched();
} while (1);
end_req:
if (!list_empty(&req->task_list)) {
spin_lock_irq(&ctx->task_lock);
list_del_init(&req->task_list);
spin_unlock_irq(&ctx->task_lock);
}
}
end_req:
spin_lock_irq(&ctx->task_lock);
list_del_init(&req->task_list);
spin_unlock_irq(&ctx->task_lock);
/* drop submission reference */
io_put_req(req);
@ -2382,6 +2389,8 @@ static bool io_add_to_prev_work(struct async_list *list, struct io_kiocb *req)
if (ret) {
struct io_ring_ctx *ctx = req->ctx;
req->files = current->files;
spin_lock_irq(&ctx->task_lock);
list_add(&req->task_list, &ctx->task_list);
req->work_task = NULL;
@ -3712,19 +3721,28 @@ static int io_uring_fasync(int fd, struct file *file, int on)
}
static void io_cancel_async_work(struct io_ring_ctx *ctx,
struct task_struct *task)
struct files_struct *files)
{
struct io_kiocb *req;
if (list_empty(&ctx->task_list))
return;
spin_lock_irq(&ctx->task_lock);
while (!list_empty(&ctx->task_list)) {
struct io_kiocb *req;
req = list_first_entry(&ctx->task_list, struct io_kiocb, task_list);
list_del_init(&req->task_list);
req->flags |= REQ_F_CANCEL;
if (req->work_task && (!task || req->task == task))
list_for_each_entry(req, &ctx->task_list, task_list) {
if (files && req->files != files)
continue;
/*
* The below executes an smp_mb(), which matches with the
* smp_mb() (A) in io_sq_wq_submit_work() such that either
* we store REQ_F_CANCEL flag to req->flags or we see the
* req->work_task setted in io_sq_wq_submit_work().
*/
smp_store_mb(req->flags, req->flags | REQ_F_CANCEL); /* B */
if (req->work_task)
send_sig(SIGINT, req->work_task, 1);
}
spin_unlock_irq(&ctx->task_lock);
@ -3749,7 +3767,7 @@ static int io_uring_flush(struct file *file, void *data)
struct io_ring_ctx *ctx = file->private_data;
if (fatal_signal_pending(current) || (current->flags & PF_EXITING))
io_cancel_async_work(ctx, current);
io_cancel_async_work(ctx, data);
return 0;
}

2
include/asm-generic/vmlinux.lds.h
View File

@ -606,7 +606,7 @@
#define BTF \
.BTF : AT(ADDR(.BTF) - LOAD_OFFSET) { \
__start_BTF = .; \
*(.BTF) \
KEEP(*(.BTF)) \
__stop_BTF = .; \
}
#else

13
include/linux/font.h
View File

@ -59,4 +59,17 @@ extern const struct font_desc *get_default_font(int xres, int yres,
/* Max. length for the name of a predefined font */
#define MAX_FONT_NAME 32
/* Extra word getters */
#define REFCOUNT(fd) (((int *)(fd))[-1])
#define FNTSIZE(fd) (((int *)(fd))[-2])
#define FNTCHARCNT(fd) (((int *)(fd))[-3])
#define FNTSUM(fd) (((int *)(fd))[-4])
#define FONT_EXTRA_WORDS 4
struct font_data {
unsigned int extra[FONT_EXTRA_WORDS];
const unsigned char data[];
} __packed;
#endif /* _VIDEO_FONT_H */

5
include/linux/khugepaged.h
View File

@ -15,6 +15,7 @@ extern int __khugepaged_enter(struct mm_struct *mm);
extern void __khugepaged_exit(struct mm_struct *mm);
extern int khugepaged_enter_vma_merge(struct vm_area_struct *vma,
unsigned long vm_flags);
extern void khugepaged_min_free_kbytes_update(void);
#ifdef CONFIG_SHMEM
extern void collapse_pte_mapped_thp(struct mm_struct *mm, unsigned long addr);
#else
@ -85,6 +86,10 @@ static inline void collapse_pte_mapped_thp(struct mm_struct *mm,
unsigned long addr)
{
}
static inline void khugepaged_min_free_kbytes_update(void)
{
}
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
#endif /* _LINUX_KHUGEPAGED_H */

2
include/linux/mlx5/driver.h
View File

@ -769,6 +769,8 @@ struct mlx5_cmd_work_ent {
u64 ts2;
u16 op;
bool polling;
/* Track the max comp handlers */
refcount_t refcnt;
};
struct mlx5_pas {

16
include/linux/net.h
View File

@ -21,6 +21,7 @@
#include <linux/rcupdate.h>
#include <linux/once.h>
#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/android_kabi.h>
#include <uapi/linux/net.h>
@ -295,6 +296,21 @@ do { \
#define net_get_random_once_wait(buf, nbytes) \
get_random_once_wait((buf), (nbytes))
/*
* E.g. XFS meta- & log-data is in slab pages, or bcache meta
* data pages, or other high order pages allocated by
* __get_free_pages() without __GFP_COMP, which have a page_count
* of 0 and/or have PageSlab() set. We cannot use send_page for
* those, as that does get_page(); put_page(); and would cause
* either a VM_BUG directly, or __page_cache_release a page that
* would actually still be referenced by someone, leading to some
* obscure delayed Oops somewhere else.
*/
static inline bool sendpage_ok(struct page *page)
{
return !PageSlab(page) && page_count(page) >= 1;
}
int kernel_sendmsg(struct socket *sock, struct msghdr *msg, struct kvec *vec,
size_t num, size_t len);
int kernel_sendmsg_locked(struct sock *sk, struct msghdr *msg,

2
include/net/act_api.h
View File

@ -156,8 +156,6 @@ int tcf_idr_search(struct tc_action_net *tn, struct tc_action **a, u32 index);
int tcf_idr_create(struct tc_action_net *tn, u32 index, struct nlattr *est,
struct tc_action **a, const struct tc_action_ops *ops,
int bind, bool cpustats);
void tcf_idr_insert(struct tc_action_net *tn, struct tc_action *a);
void tcf_idr_cleanup(struct tc_action_net *tn, u32 index);
int tcf_idr_check_alloc(struct tc_action_net *tn, u32 *index,
struct tc_action **a, int bind);

16
include/net/xfrm.h
View File

@ -1773,21 +1773,17 @@ static inline unsigned int xfrm_replay_state_esn_len(struct xfrm_replay_state_es
static inline int xfrm_replay_clone(struct xfrm_state *x,
struct xfrm_state *orig)
{
x->replay_esn = kzalloc(xfrm_replay_state_esn_len(orig->replay_esn),
x->replay_esn = kmemdup(orig->replay_esn,
xfrm_replay_state_esn_len(orig->replay_esn),
GFP_KERNEL);
if (!x->replay_esn)
return -ENOMEM;
x->replay_esn->bmp_len = orig->replay_esn->bmp_len;
x->replay_esn->replay_window = orig->replay_esn->replay_window;
x->preplay_esn = kmemdup(x->replay_esn,
xfrm_replay_state_esn_len(x->replay_esn),
x->preplay_esn = kmemdup(orig->preplay_esn,
xfrm_replay_state_esn_len(orig->preplay_esn),
GFP_KERNEL);
if (!x->preplay_esn) {
kfree(x->replay_esn);
if (!x->preplay_esn)
return -ENOMEM;
}
return 0;
}

6
kernel/bpf/sysfs_btf.c
View File

@ -30,15 +30,15 @@ static struct kobject *btf_kobj;
static int __init btf_vmlinux_init(void)
{
if (!__start_BTF)
bin_attr_btf_vmlinux.size = __stop_BTF - __start_BTF;
if (!__start_BTF || bin_attr_btf_vmlinux.size == 0)
return 0;
btf_kobj = kobject_create_and_add("btf", kernel_kobj);
if (!btf_kobj)
return -ENOMEM;
bin_attr_btf_vmlinux.size = __stop_BTF - __start_BTF;
return sysfs_create_bin_file(btf_kobj, &bin_attr_btf_vmlinux);
}

5
kernel/events/core.c
View File

@ -97,7 +97,7 @@ static void remote_function(void *data)
* retry due to any failures in smp_call_function_single(), such as if the
* task_cpu() goes offline concurrently.
*
* returns @func return value or -ESRCH when the process isn't running
* returns @func return value or -ESRCH or -ENXIO when the process isn't running
*/
static int
task_function_call(struct task_struct *p, remote_function_f func, void *info)
@ -113,7 +113,8 @@ task_function_call(struct task_struct *p, remote_function_f func, void *info)
for (;;) {
ret = smp_call_function_single(task_cpu(p), remote_function,
&data, 1);
ret = !ret ? data.ret : -EAGAIN;
if (!ret)
ret = data.ret;
if (ret != -EAGAIN)
break;

9
kernel/umh.c
View File

@ -14,6 +14,7 @@
#include <linux/cred.h>
#include <linux/file.h>
#include <linux/fdtable.h>
#include <linux/fs_struct.h>
#include <linux/workqueue.h>
#include <linux/security.h>
#include <linux/mount.h>
@ -75,6 +76,14 @@ static int call_usermodehelper_exec_async(void *data)
flush_signal_handlers(current, 1);
spin_unlock_irq(&current->sighand->siglock);
/*
* Initial kernel threads share ther FS with init, in order to
* get the init root directory. But we've now created a new
* thread that is going to execve a user process and has its own
* 'struct fs_struct'. Reset umask to the default.
*/
current->fs->umask = 0022;
/*
* Our parent (unbound workqueue) runs with elevated scheduling
* priority. Avoid propagating that into the userspace child.

9
lib/fonts/font_10x18.c
View File

@ -8,8 +8,8 @@
#define FONTDATAMAX 9216
static const unsigned char fontdata_10x18[FONTDATAMAX] = {
static struct font_data fontdata_10x18 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, 0x00, /* 0000000000 */
0x00, 0x00, /* 0000000000 */
@ -5129,8 +5129,7 @@ static const unsigned char fontdata_10x18[FONTDATAMAX] = {
0x00, 0x00, /* 0000000000 */
0x00, 0x00, /* 0000000000 */
0x00, 0x00, /* 0000000000 */
};
} };
const struct font_desc font_10x18 = {
@ -5138,7 +5137,7 @@ const struct font_desc font_10x18 = {
.name = "10x18",
.width = 10,
.height = 18,
.data = fontdata_10x18,
.data = fontdata_10x18.data,
#ifdef __sparc__
.pref = 5,
#else

9
lib/fonts/font_6x10.c
View File

@ -1,8 +1,10 @@
// SPDX-License-Identifier: GPL-2.0
#include <linux/font.h>
static const unsigned char fontdata_6x10[] = {
#define FONTDATAMAX 2560
static struct font_data fontdata_6x10 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 00000000 */
0x00, /* 00000000 */
@ -3074,14 +3076,13 @@ static const unsigned char fontdata_6x10[] = {
0x00, /* 00000000 */
0x00, /* 00000000 */
0x00, /* 00000000 */
};
} };
const struct font_desc font_6x10 = {
.idx = FONT6x10_IDX,
.name = "6x10",
.width = 6,
.height = 10,
.data = fontdata_6x10,
.data = fontdata_6x10.data,
.pref = 0,
};

9
lib/fonts/font_6x11.c
View File

@ -9,8 +9,8 @@
#define FONTDATAMAX (11*256)
static const unsigned char fontdata_6x11[FONTDATAMAX] = {
static struct font_data fontdata_6x11 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 00000000 */
0x00, /* 00000000 */
@ -3338,8 +3338,7 @@ static const unsigned char fontdata_6x11[FONTDATAMAX] = {
0x00, /* 00000000 */
0x00, /* 00000000 */
0x00, /* 00000000 */
};
} };
const struct font_desc font_vga_6x11 = {
@ -3347,7 +3346,7 @@ const struct font_desc font_vga_6x11 = {
.name = "ProFont6x11",
.width = 6,
.height = 11,
.data = fontdata_6x11,
.data = fontdata_6x11.data,
/* Try avoiding this font if possible unless on MAC */
.pref = -2000,
};

9
lib/fonts/font_7x14.c
View File

@ -8,8 +8,8 @@
#define FONTDATAMAX 3584
static const unsigned char fontdata_7x14[FONTDATAMAX] = {
static struct font_data fontdata_7x14 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 0000000 */
0x00, /* 0000000 */
@ -4105,8 +4105,7 @@ static const unsigned char fontdata_7x14[FONTDATAMAX] = {
0x00, /* 0000000 */
0x00, /* 0000000 */
0x00, /* 0000000 */
};
} };
const struct font_desc font_7x14 = {
@ -4114,6 +4113,6 @@ const struct font_desc font_7x14 = {
.name = "7x14",
.width = 7,
.height = 14,
.data = fontdata_7x14,
.data = fontdata_7x14.data,
.pref = 0,
};

9
lib/fonts/font_8x16.c
View File

@ -10,8 +10,8 @@
#define FONTDATAMAX 4096
static const unsigned char fontdata_8x16[FONTDATAMAX] = {
static struct font_data fontdata_8x16 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 00000000 */
0x00, /* 00000000 */
@ -4619,8 +4619,7 @@ static const unsigned char fontdata_8x16[FONTDATAMAX] = {
0x00, /* 00000000 */
0x00, /* 00000000 */
0x00, /* 00000000 */
};
} };
const struct font_desc font_vga_8x16 = {
@ -4628,7 +4627,7 @@ const struct font_desc font_vga_8x16 = {
.name = "VGA8x16",
.width = 8,
.height = 16,
.data = fontdata_8x16,
.data = fontdata_8x16.data,
.pref = 0,
};
EXPORT_SYMBOL(font_vga_8x16);

9
lib/fonts/font_8x8.c
View File

@ -9,8 +9,8 @@
#define FONTDATAMAX 2048
static const unsigned char fontdata_8x8[FONTDATAMAX] = {
static struct font_data fontdata_8x8 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 00000000 */
0x00, /* 00000000 */
@ -2570,8 +2570,7 @@ static const unsigned char fontdata_8x8[FONTDATAMAX] = {
0x00, /* 00000000 */
0x00, /* 00000000 */
0x00, /* 00000000 */
};
} };
const struct font_desc font_vga_8x8 = {
@ -2579,6 +2578,6 @@ const struct font_desc font_vga_8x8 = {
.name = "VGA8x8",
.width = 8,
.height = 8,
.data = fontdata_8x8,
.data = fontdata_8x8.data,
.pref = 0,
};

9
lib/fonts/font_acorn_8x8.c
View File

@ -3,7 +3,10 @@
#include <linux/font.h>
static const unsigned char acorndata_8x8[] = {
#define FONTDATAMAX 2048
static struct font_data acorndata_8x8 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 00 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* ^@ */
/* 01 */ 0x7e, 0x81, 0xa5, 0x81, 0xbd, 0x99, 0x81, 0x7e, /* ^A */
/* 02 */ 0x7e, 0xff, 0xbd, 0xff, 0xc3, 0xe7, 0xff, 0x7e, /* ^B */
@ -260,14 +263,14 @@ static const unsigned char acorndata_8x8[] = {
/* FD */ 0x38, 0x04, 0x18, 0x20, 0x3c, 0x00, 0x00, 0x00,
/* FE */ 0x00, 0x00, 0x3c, 0x3c, 0x3c, 0x3c, 0x00, 0x00,
/* FF */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
} };
const struct font_desc font_acorn_8x8 = {
.idx = ACORN8x8_IDX,
.name = "Acorn8x8",
.width = 8,
.height = 8,
.data = acorndata_8x8,
.data = acorndata_8x8.data,
#ifdef CONFIG_ARCH_ACORN
.pref = 20,
#else

8
lib/fonts/font_mini_4x6.c
View File

@ -43,8 +43,8 @@ __END__;
#define FONTDATAMAX 1536
static const unsigned char fontdata_mini_4x6[FONTDATAMAX] = {
static struct font_data fontdata_mini_4x6 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/*{*/
/* Char 0: ' ' */
0xee, /*= [*** ] */
@ -2145,14 +2145,14 @@ static const unsigned char fontdata_mini_4x6[FONTDATAMAX] = {
0xee, /*= [*** ] */
0x00, /*= [ ] */
/*}*/
};
} };
const struct font_desc font_mini_4x6 = {
.idx = MINI4x6_IDX,
.name = "MINI4x6",
.width = 4,
.height = 6,
.data = fontdata_mini_4x6,
.data = fontdata_mini_4x6.data,
.pref = 3,
};

9
lib/fonts/font_pearl_8x8.c
View File

@ -14,8 +14,8 @@
#define FONTDATAMAX 2048
static const unsigned char fontdata_pearl8x8[FONTDATAMAX] = {
static struct font_data fontdata_pearl8x8 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 00000000 */
0x00, /* 00000000 */
@ -2575,14 +2575,13 @@ static const unsigned char fontdata_pearl8x8[FONTDATAMAX] = {
0x00, /* 00000000 */
0x00, /* 00000000 */
0x00, /* 00000000 */
};
} };
const struct font_desc font_pearl_8x8 = {
.idx = PEARL8x8_IDX,
.name = "PEARL8x8",
.width = 8,
.height = 8,
.data = fontdata_pearl8x8,
.data = fontdata_pearl8x8.data,
.pref = 2,
};

9
lib/fonts/font_sun12x22.c
View File

@ -3,8 +3,8 @@
#define FONTDATAMAX 11264
static const unsigned char fontdata_sun12x22[FONTDATAMAX] = {
static struct font_data fontdata_sun12x22 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, 0x00, /* 000000000000 */
0x00, 0x00, /* 000000000000 */
@ -6148,8 +6148,7 @@ static const unsigned char fontdata_sun12x22[FONTDATAMAX] = {
0x00, 0x00, /* 000000000000 */
0x00, 0x00, /* 000000000000 */
0x00, 0x00, /* 000000000000 */
};
} };
const struct font_desc font_sun_12x22 = {
@ -6157,7 +6156,7 @@ const struct font_desc font_sun_12x22 = {
.name = "SUN12x22",
.width = 12,
.height = 22,
.data = fontdata_sun12x22,
.data = fontdata_sun12x22.data,
#ifdef __sparc__
.pref = 5,
#else

7
lib/fonts/font_sun8x16.c
View File

@ -3,7 +3,8 @@
#define FONTDATAMAX 4096
static const unsigned char fontdata_sun8x16[FONTDATAMAX] = {
static struct font_data fontdata_sun8x16 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/* */ 0x00,0x00,0x7e,0x81,0xa5,0x81,0x81,0xbd,0x99,0x81,0x81,0x7e,0x00,0x00,0x00,0x00,
/* */ 0x00,0x00,0x7e,0xff,0xdb,0xff,0xff,0xc3,0xe7,0xff,0xff,0x7e,0x00,0x00,0x00,0x00,
@ -260,14 +261,14 @@ static const unsigned char fontdata_sun8x16[FONTDATAMAX] = {
/* */ 0x00,0x70,0xd8,0x30,0x60,0xc8,0xf8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/* */ 0x00,0x00,0x00,0x00,0x7c,0x7c,0x7c,0x7c,0x7c,0x7c,0x7c,0x00,0x00,0x00,0x00,0x00,
/* */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};
} };
const struct font_desc font_sun_8x16 = {
.idx = SUN8x16_IDX,
.name = "SUN8x16",
.width = 8,
.height = 16,
.data = fontdata_sun8x16,
.data = fontdata_sun8x16.data,
#ifdef __sparc__
.pref = 10,
#else

9
lib/fonts/font_ter16x32.c
View File

@ -4,8 +4,8 @@
#define FONTDATAMAX 16384
static const unsigned char fontdata_ter16x32[FONTDATAMAX] = {
static struct font_data fontdata_ter16x32 = {
{ 0, 0, FONTDATAMAX, 0 }, {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x7f, 0xfc, 0x7f, 0xfc,
0x70, 0x1c, 0x70, 0x1c, 0x70, 0x1c, 0x70, 0x1c,
@ -2054,8 +2054,7 @@ static const unsigned char fontdata_ter16x32[FONTDATAMAX] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 255 */
};
} };
const struct font_desc font_ter_16x32 = {
@ -2063,7 +2062,7 @@ const struct font_desc font_ter_16x32 = {
.name = "TER16x32",
.width = 16,
.height = 32,
.data = fontdata_ter16x32,
.data = fontdata_ter16x32.data,
#ifdef __sparc__
.pref = 5,
#else

25
mm/khugepaged.c
View File

@ -54,6 +54,9 @@ enum scan_result {
#define CREATE_TRACE_POINTS
#include <trace/events/huge_memory.h>
static struct task_struct *khugepaged_thread __read_mostly;
static DEFINE_MUTEX(khugepaged_mutex);
/* default scan 8*512 pte (or vmas) every 30 second */
static unsigned int khugepaged_pages_to_scan __read_mostly;
static unsigned int khugepaged_pages_collapsed;
@ -832,6 +835,18 @@ static struct page *khugepaged_alloc_hugepage(bool *wait)
static bool khugepaged_prealloc_page(struct page **hpage, bool *wait)
{
/*
* If the hpage allocated earlier was briefly exposed in page cache
* before collapse_file() failed, it is possible that racing lookups
* have not yet completed, and would then be unpleasantly surprised by
* finding the hpage reused for the same mapping at a different offset.
* Just release the previous allocation if there is any danger of that.
*/
if (*hpage && page_count(*hpage) > 1) {
put_page(*hpage);
*hpage = NULL;
}
if (!*hpage)
*hpage = khugepaged_alloc_hugepage(wait);
@ -2165,8 +2180,6 @@ static void set_recommended_min_free_kbytes(void)
int start_stop_khugepaged(void)
{
static struct task_struct *khugepaged_thread __read_mostly;
static DEFINE_MUTEX(khugepaged_mutex);
int err = 0;
mutex_lock(&khugepaged_mutex);
@ -2193,3 +2206,11 @@ int start_stop_khugepaged(void)
mutex_unlock(&khugepaged_mutex);
return err;
}
void khugepaged_min_free_kbytes_update(void)
{
mutex_lock(&khugepaged_mutex);
if (khugepaged_enabled() && khugepaged_thread)
set_recommended_min_free_kbytes();
mutex_unlock(&khugepaged_mutex);
}

3
mm/page_alloc.c
View File

@ -68,6 +68,7 @@
#include <linux/lockdep.h>
#include <linux/nmi.h>
#include <linux/psi.h>
#include <linux/khugepaged.h>
#include <asm/sections.h>
#include <asm/tlbflush.h>
@ -7964,6 +7965,8 @@ int __meminit init_per_zone_wmark_min(void)
setup_min_slab_ratio();
#endif
khugepaged_min_free_kbytes_update();
return 0;
}
postcore_initcall(init_per_zone_wmark_min)

4
net/core/skbuff.c
View File

@ -5608,7 +5608,7 @@ int skb_mpls_push(struct sk_buff *skb, __be32 mpls_lse, __be16 mpls_proto,
lse->label_stack_entry = mpls_lse;
skb_postpush_rcsum(skb, lse, MPLS_HLEN);
if (ethernet)
if (ethernet && mac_len >= ETH_HLEN)
skb_mod_eth_type(skb, eth_hdr(skb), mpls_proto);
skb->protocol = mpls_proto;
@ -5648,7 +5648,7 @@ int skb_mpls_pop(struct sk_buff *skb, __be16 next_proto, int mac_len,
skb_reset_mac_header(skb);
skb_set_network_header(skb, mac_len);
if (ethernet) {
if (ethernet && mac_len >= ETH_HLEN) {
struct ethhdr *hdr;
/* use mpls_hdr() to get ethertype to account for VLANs. */

3
net/ipv4/tcp.c
View File

@ -971,7 +971,8 @@ ssize_t do_tcp_sendpages(struct sock *sk, struct page *page, int offset,
long timeo = sock_sndtimeo(sk, flags & MSG_DONTWAIT);
if (IS_ENABLED(CONFIG_DEBUG_VM) &&
WARN_ONCE(PageSlab(page), "page must not be a Slab one"))
WARN_ONCE(!sendpage_ok(page),
"page must not be a Slab one and have page_count > 0"))
return -EINVAL;
/* Wait for a connection to finish. One exception is TCP Fast Open

6
net/ipv4/tcp_ipv4.c
View File

@ -1719,12 +1719,12 @@ bool tcp_add_backlog(struct sock *sk, struct sk_buff *skb)
__skb_pull(skb, hdrlen);
if (skb_try_coalesce(tail, skb, &fragstolen, &delta)) {
thtail->window = th->window;
TCP_SKB_CB(tail)->end_seq = TCP_SKB_CB(skb)->end_seq;
if (after(TCP_SKB_CB(skb)->ack_seq, TCP_SKB_CB(tail)->ack_seq))
if (likely(!before(TCP_SKB_CB(skb)->ack_seq, TCP_SKB_CB(tail)->ack_seq))) {
TCP_SKB_CB(tail)->ack_seq = TCP_SKB_CB(skb)->ack_seq;
thtail->window = th->window;
}
/* We have to update both TCP_SKB_CB(tail)->tcp_flags and
* thtail->fin, so that the fast path in tcp_rcv_established()

20
net/openvswitch/conntrack.c
View File

@ -905,15 +905,19 @@ static int ovs_ct_nat(struct net *net, struct sw_flow_key *key,
}
err = ovs_ct_nat_execute(skb, ct, ctinfo, &info->range, maniptype);
if (err == NF_ACCEPT &&
ct->status & IPS_SRC_NAT && ct->status & IPS_DST_NAT) {
if (maniptype == NF_NAT_MANIP_SRC)
maniptype = NF_NAT_MANIP_DST;
else
maniptype = NF_NAT_MANIP_SRC;
if (err == NF_ACCEPT && ct->status & IPS_DST_NAT) {
if (ct->status & IPS_SRC_NAT) {
if (maniptype == NF_NAT_MANIP_SRC)
maniptype = NF_NAT_MANIP_DST;
else
maniptype = NF_NAT_MANIP_SRC;
err = ovs_ct_nat_execute(skb, ct, ctinfo, &info->range,
maniptype);
err = ovs_ct_nat_execute(skb, ct, ctinfo, &info->range,
maniptype);
} else if (CTINFO2DIR(ctinfo) == IP_CT_DIR_ORIGINAL) {
err = ovs_ct_nat_execute(skb, ct, ctinfo, NULL,
NF_NAT_MANIP_SRC);
}
}
/* Mark NAT done if successful and update the flow key. */

6
net/rxrpc/conn_event.c
View File

@ -341,18 +341,18 @@ static int rxrpc_process_event(struct rxrpc_connection *conn,
return ret;
spin_lock(&conn->channel_lock);
spin_lock(&conn->state_lock);
spin_lock_bh(&conn->state_lock);
if (conn->state == RXRPC_CONN_SERVICE_CHALLENGING) {
conn->state = RXRPC_CONN_SERVICE;
spin_unlock(&conn->state_lock);
spin_unlock_bh(&conn->state_lock);
for (loop = 0; loop < RXRPC_MAXCALLS; loop++)
rxrpc_call_is_secure(
rcu_dereference_protected(
conn->channels[loop].call,
lockdep_is_held(&conn->channel_lock)));
} else {
spin_unlock(&conn->state_lock);
spin_unlock_bh(&conn->state_lock);
}
spin_unlock(&conn->channel_lock);

20
net/rxrpc/key.c
View File

@ -903,7 +903,7 @@ int rxrpc_request_key(struct rxrpc_sock *rx, char __user *optval, int optlen)
_enter("");
if (optlen <= 0 || optlen > PAGE_SIZE - 1)
if (optlen <= 0 || optlen > PAGE_SIZE - 1 || rx->securities)
return -EINVAL;
description = memdup_user_nul(optval, optlen);
@ -941,7 +941,7 @@ int rxrpc_server_keyring(struct rxrpc_sock *rx, char __user *optval,
if (IS_ERR(description))
return PTR_ERR(description);
key = request_key_net(&key_type_keyring, description, sock_net(&rx->sk), NULL);
key = request_key(&key_type_keyring, description, NULL);
if (IS_ERR(key)) {
kfree(description);
_leave(" = %ld", PTR_ERR(key));
@ -1073,7 +1073,7 @@ static long rxrpc_read(const struct key *key,
switch (token->security_index) {
case RXRPC_SECURITY_RXKAD:
toksize += 9 * 4; /* viceid, kvno, key*2 + len, begin,
toksize += 8 * 4; /* viceid, kvno, key*2, begin,
* end, primary, tktlen */
toksize += RND(token->kad->ticket_len);
break;
@ -1108,7 +1108,8 @@ static long rxrpc_read(const struct key *key,
break;
default: /* we have a ticket we can't encode */
BUG();
pr_err("Unsupported key token type (%u)\n",
token->security_index);
continue;
}
@ -1139,6 +1140,14 @@ static long rxrpc_read(const struct key *key,
memcpy((u8 *)xdr + _l, &zero, 4 - (_l & 3)); \
xdr += (_l + 3) >> 2; \
} while(0)
#define ENCODE_BYTES(l, s) \
do { \
u32 _l = (l); \
memcpy(xdr, (s), _l); \
if (_l & 3) \
memcpy((u8 *)xdr + _l, &zero, 4 - (_l & 3)); \
xdr += (_l + 3) >> 2; \
} while(0)
#define ENCODE64(x) \
do { \
__be64 y = cpu_to_be64(x); \
@ -1166,7 +1175,7 @@ static long rxrpc_read(const struct key *key,
case RXRPC_SECURITY_RXKAD:
ENCODE(token->kad->vice_id);
ENCODE(token->kad->kvno);
ENCODE_DATA(8, token->kad->session_key);
ENCODE_BYTES(8, token->kad->session_key);
ENCODE(token->kad->start);
ENCODE(token->kad->expiry);
ENCODE(token->kad->primary_flag);
@ -1216,7 +1225,6 @@ static long rxrpc_read(const struct key *key,
break;
default:
BUG();
break;
}

52
net/sched/act_api.c
View File

@ -303,6 +303,8 @@ static int tcf_del_walker(struct tcf_idrinfo *idrinfo, struct sk_buff *skb,
mutex_lock(&idrinfo->lock);
idr_for_each_entry_ul(idr, p, tmp, id) {
if (IS_ERR(p))
continue;
ret = tcf_idr_release_unsafe(p);
if (ret == ACT_P_DELETED) {
module_put(ops->owner);
@ -451,17 +453,6 @@ int tcf_idr_create(struct tc_action_net *tn, u32 index, struct nlattr *est,
}
EXPORT_SYMBOL(tcf_idr_create);
void tcf_idr_insert(struct tc_action_net *tn, struct tc_action *a)
{
struct tcf_idrinfo *idrinfo = tn->idrinfo;
mutex_lock(&idrinfo->lock);
/* Replace ERR_PTR(-EBUSY) allocated by tcf_idr_check_alloc */
WARN_ON(!IS_ERR(idr_replace(&idrinfo->action_idr, a, a->tcfa_index)));
mutex_unlock(&idrinfo->lock);
}
EXPORT_SYMBOL(tcf_idr_insert);
/* Cleanup idr index that was allocated but not initialized. */
void tcf_idr_cleanup(struct tc_action_net *tn, u32 index)
@ -839,6 +830,26 @@ static const struct nla_policy tcf_action_policy[TCA_ACT_MAX + 1] = {
[TCA_ACT_OPTIONS] = { .type = NLA_NESTED },
};
static void tcf_idr_insert_many(struct tc_action *actions[])
{
int i;
for (i = 0; i < TCA_ACT_MAX_PRIO; i++) {
struct tc_action *a = actions[i];
struct tcf_idrinfo *idrinfo;
if (!a)
continue;
idrinfo = a->idrinfo;
mutex_lock(&idrinfo->lock);
/* Replace ERR_PTR(-EBUSY) allocated by tcf_idr_check_alloc if
* it is just created, otherwise this is just a nop.
*/
idr_replace(&idrinfo->action_idr, a, a->tcfa_index);
mutex_unlock(&idrinfo->lock);
}
}
struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
struct nlattr *nla, struct nlattr *est,
char *name, int ovr, int bind,
@ -921,6 +932,13 @@ struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
if (err < 0)
goto err_mod;
if (TC_ACT_EXT_CMP(a->tcfa_action, TC_ACT_GOTO_CHAIN) &&
!rcu_access_pointer(a->goto_chain)) {
tcf_action_destroy_1(a, bind);
NL_SET_ERR_MSG(extack, "can't use goto chain with NULL chain");
return ERR_PTR(-EINVAL);
}
if (!name && tb[TCA_ACT_COOKIE])
tcf_set_action_cookie(&a->act_cookie, cookie);
@ -931,13 +949,6 @@ struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
if (err != ACT_P_CREATED)
module_put(a_o->owner);
if (TC_ACT_EXT_CMP(a->tcfa_action, TC_ACT_GOTO_CHAIN) &&
!rcu_access_pointer(a->goto_chain)) {
tcf_action_destroy_1(a, bind);
NL_SET_ERR_MSG(extack, "can't use goto chain with NULL chain");
return ERR_PTR(-EINVAL);
}
return a;
err_mod:
@ -981,6 +992,11 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla,
actions[i - 1] = act;
}
/* We have to commit them all together, because if any error happened in
* between, we could not handle the failure gracefully.
*/
tcf_idr_insert_many(actions);
*attr_size = tcf_action_full_attrs_size(sz);
return i - 1;

4
net/sched/act_bpf.c
View File

@ -361,9 +361,7 @@ static int tcf_bpf_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
if (res == ACT_P_CREATED) {
tcf_idr_insert(tn, *act);
} else {
if (res != ACT_P_CREATED) {
/* make sure the program being replaced is no longer executing */
synchronize_rcu();
tcf_bpf_cfg_cleanup(&old);

1
net/sched/act_connmark.c
View File

@ -139,7 +139,6 @@ static int tcf_connmark_init(struct net *net, struct nlattr *nla,
ci->net = net;
ci->zone = parm->zone;
tcf_idr_insert(tn, *a);
ret = ACT_P_CREATED;
} else if (ret > 0) {
ci = to_connmark(*a);

3
net/sched/act_csum.c
View File

@ -110,9 +110,6 @@ static int tcf_csum_init(struct net *net, struct nlattr *nla,
if (params_new)
kfree_rcu(params_new, rcu);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)

2
net/sched/act_ct.c
View File

@ -740,8 +740,6 @@ static int tcf_ct_init(struct net *net, struct nlattr *nla,
tcf_chain_put_by_act(goto_ch);
if (params)
call_rcu(&params->rcu, tcf_ct_params_free);
if (res == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return res;

3
net/sched/act_ctinfo.c
View File

@ -269,9 +269,6 @@ static int tcf_ctinfo_init(struct net *net, struct nlattr *nla,
if (cp_new)
kfree_rcu(cp_new, rcu);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
put_chain:

2
net/sched/act_gact.c
View File

@ -139,8 +139,6 @@ static int tcf_gact_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
release_idr:
tcf_idr_release(*a, bind);

3
net/sched/act_ife.c
View File

@ -626,9 +626,6 @@ static int tcf_ife_init(struct net *net, struct nlattr *nla,
if (p)
kfree_rcu(p, rcu);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
metadata_parse_err:
if (goto_ch)

2
net/sched/act_ipt.c
View File

@ -189,8 +189,6 @@ static int __tcf_ipt_init(struct net *net, unsigned int id, struct nlattr *nla,
ipt->tcfi_t = t;
ipt->tcfi_hook = hook;
spin_unlock_bh(&ipt->tcf_lock);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
err3:

2
net/sched/act_mirred.c
View File

@ -194,8 +194,6 @@ static int tcf_mirred_init(struct net *net, struct nlattr *nla,
spin_lock(&mirred_list_lock);
list_add(&m->tcfm_list, &mirred_list);
spin_unlock(&mirred_list_lock);
tcf_idr_insert(tn, *a);
}
return ret;

2
net/sched/act_mpls.c
View File

@ -273,8 +273,6 @@ static int tcf_mpls_init(struct net *net, struct nlattr *nla,
if (p)
kfree_rcu(p, rcu);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)

3
net/sched/act_nat.c
View File

@ -93,9 +93,6 @@ static int tcf_nat_init(struct net *net, struct nlattr *nla, struct nlattr *est,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
release_idr:
tcf_idr_release(*a, bind);

2
net/sched/act_pedit.c
View File

@ -237,8 +237,6 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
spin_unlock_bh(&p->tcf_lock);
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
put_chain:

2
net/sched/act_police.c
View File

@ -201,8 +201,6 @@ static int tcf_police_init(struct net *net, struct nlattr *nla,
if (new)
kfree_rcu(new, rcu);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
failure:

2
net/sched/act_sample.c
View File

@ -116,8 +116,6 @@ static int tcf_sample_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)

2
net/sched/act_simple.c
View File

@ -156,8 +156,6 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
goto release_idr;
}
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)

2
net/sched/act_skbedit.c
View File

@ -214,8 +214,6 @@ static int tcf_skbedit_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)

2
net/sched/act_skbmod.c
View File

@ -190,8 +190,6 @@ static int tcf_skbmod_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)

3
net/sched/act_tunnel_key.c
View File

@ -392,9 +392,6 @@ static int tunnel_key_init(struct net *net, struct nlattr *nla,
if (goto_ch)
tcf_chain_put_by_act(goto_ch);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
put_chain:

2
net/sched/act_vlan.c
View File

@ -228,8 +228,6 @@ static int tcf_vlan_init(struct net *net, struct nlattr *nla,
if (p)
kfree_rcu(p, rcu);
if (ret == ACT_P_CREATED)
tcf_idr_insert(tn, *a);
return ret;
put_chain:
if (goto_ch)

1
net/sctp/auth.c
View File

@ -494,6 +494,7 @@ int sctp_auth_init_hmacs(struct sctp_endpoint *ep, gfp_t gfp)
out_err:
/* Clean up any successful allocations */
sctp_auth_destroy_hmacs(ep->auth_hmacs);
ep->auth_hmacs = NULL;
return -ENOMEM;
}

Some files were not shown because too many files have changed in this diff Show More