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This is the 5.4.280 stable release

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Merge 5.4.280 into android11-5.4-lts

Changes in 5.4.280
	Compiler Attributes: Add __uninitialized macro
	drm/lima: fix shared irq handling on driver remove
	media: dvb: as102-fe: Fix as10x_register_addr packing
	media: dvb-usb: dib0700_devices: Add missing release_firmware()
	IB/core: Implement a limit on UMAD receive List
	scsi: qedf: Make qedf_execute_tmf() non-preemptible
	drm/amdgpu: Initialize timestamp for some legacy SOCs
	drm/amd/display: Skip finding free audio for unknown engine_id
	media: dw2102: Don't translate i2c read into write
	sctp: prefer struct_size over open coded arithmetic
	firmware: dmi: Stop decoding on broken entry
	Input: ff-core - prefer struct_size over open coded arithmetic
	net: dsa: mv88e6xxx: Correct check for empty list
	media: dvb-frontends: tda18271c2dd: Remove casting during div
	media: s2255: Use refcount_t instead of atomic_t for num_channels
	media: dvb-frontends: tda10048: Fix integer overflow
	i2c: i801: Annotate apanel_addr as __ro_after_init
	powerpc/64: Set _IO_BASE to POISON_POINTER_DELTA not 0 for CONFIG_PCI=n
	orangefs: fix out-of-bounds fsid access
	powerpc/xmon: Check cpu id in commands "c#", "dp#" and "dx#"
	jffs2: Fix potential illegal address access in jffs2_free_inode
	s390/pkey: Wipe sensitive data on failure
	tcp: tcp_mark_head_lost is only valid for sack-tcp
	tcp: add ece_ack flag to reno sack functions
	net: tcp better handling of reordering then loss cases
	UPSTREAM: tcp: fix DSACK undo in fast recovery to call tcp_try_to_open()
	tcp_metrics: validate source addr length
	wifi: wilc1000: fix ies_len type in connect path
	bonding: Fix out-of-bounds read in bond_option_arp_ip_targets_set()
	selftests: fix OOM in msg_zerocopy selftest
	selftests: make order checking verbose in msg_zerocopy selftest
	inet_diag: Initialize pad field in struct inet_diag_req_v2
	nilfs2: fix inode number range checks
	nilfs2: add missing check for inode numbers on directory entries
	mm: optimize the redundant loop of mm_update_owner_next()
	can: kvaser_usb: Explicitly initialize family in leafimx driver_info struct
	fsnotify: Do not generate events for O_PATH file descriptors
	Revert "mm/writeback: fix possible divide-by-zero in wb_dirty_limits(), again"
	drm/nouveau: fix null pointer dereference in nouveau_connector_get_modes
	drm/amdgpu/atomfirmware: silence UBSAN warning
	bnx2x: Fix multiple UBSAN array-index-out-of-bounds
	media: dw2102: fix a potential buffer overflow
	i2c: pnx: Fix potential deadlock warning from del_timer_sync() call in isr
	ALSA: hda/realtek: Enable headset mic of JP-IK LEAP W502 with ALC897
	nvme-multipath: find NUMA path only for online numa-node
	nilfs2: fix incorrect inode allocation from reserved inodes
	filelock: fix potential use-after-free in posix_lock_inode
	fs/dcache: Re-use value stored to dentry->d_flags instead of re-reading
	vfs: don't mod negative dentry count when on shrinker list
	tcp: add TCP_INFO status for failed client TFO
	tcp: fix incorrect undo caused by DSACK of TLP retransmit
	octeontx2-af: Fix incorrect value output on error path in rvu_check_rsrc_availability()
	net: lantiq_etop: add blank line after declaration
	net: ethernet: lantiq_etop: fix double free in detach
	ppp: reject claimed-as-LCP but actually malformed packets
	udp: Set SOCK_RCU_FREE earlier in udp_lib_get_port().
	s390: Mark psw in __load_psw_mask() as __unitialized
	ARM: davinci: Convert comma to semicolon
	octeontx2-af: fix detection of IP layer
	USB: serial: option: add Telit generic core-dump composition
	USB: serial: option: add Telit FN912 rmnet compositions
	USB: serial: option: add Fibocom FM350-GL
	USB: serial: option: add support for Foxconn T99W651
	USB: serial: option: add Netprisma LCUK54 series modules
	USB: serial: option: add Rolling RW350-GL variants
	USB: Add USB_QUIRK_NO_SET_INTF quirk for START BP-850k
	usb: gadget: configfs: Prevent OOB read/write in usb_string_copy()
	USB: core: Fix duplicate endpoint bug by clearing reserved bits in the descriptor
	hpet: Support 32-bit userspace
	nvmem: meson-efuse: Fix return value of nvmem callbacks
	ALSA: hda/realtek: Limit mic boost on VAIO PRO PX
	libceph: fix race between delayed_work() and ceph_monc_stop()
	SUNRPC: Fix RPC client cleaned up the freed pipefs dentries
	tcp: refactor tcp_retransmit_timer()
	net: tcp: fix unexcepted socket die when snd_wnd is 0
	tcp: use signed arithmetic in tcp_rtx_probe0_timed_out()
	tcp: avoid too many retransmit packets
	nilfs2: fix kernel bug on rename operation of broken directory
	i2c: rcar: bring hardware to known state when probing
	Linux 5.4.280

Change-Id: Ic487769acece8eedb10cc2a310d97f453abba2f0
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Greg Kroah-Hartman 2024-07-19 13:19:29 +00:00
commit f90cc3d8c1
73 changed files with 601 additions and 251 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 = 279
SUBLEVEL = 280
EXTRAVERSION =
NAME = Kleptomaniac Octopus

2
arch/arm/mach-davinci/pm.c
View file

@ -62,7 +62,7 @@ static void davinci_pm_suspend(void)
/* Configure sleep count in deep sleep register */
val = __raw_readl(pm_config.deepsleep_reg);
val &= ~DEEPSLEEP_SLEEPCOUNT_MASK,
val &= ~DEEPSLEEP_SLEEPCOUNT_MASK;
val |= pm_config.sleepcount;
__raw_writel(val, pm_config.deepsleep_reg);

2
arch/powerpc/include/asm/io.h
View file

@ -46,7 +46,7 @@ extern struct pci_dev *isa_bridge_pcidev;
* define properly based on the platform
*/
#ifndef CONFIG_PCI
#define _IO_BASE 0
#define _IO_BASE POISON_POINTER_DELTA
#define _ISA_MEM_BASE 0
#define PCI_DRAM_OFFSET 0
#elif defined(CONFIG_PPC32)

6
arch/powerpc/xmon/xmon.c
View file

@ -1214,7 +1214,7 @@ static int cpu_cmd(void)
unsigned long cpu, first_cpu, last_cpu;
int timeout;
if (!scanhex(&cpu)) {
if (!scanhex(&cpu) || cpu >= num_possible_cpus()) {
/* print cpus waiting or in xmon */
printf("cpus stopped:");
last_cpu = first_cpu = NR_CPUS;
@ -2571,7 +2571,7 @@ static void dump_pacas(void)
termch = c; /* Put c back, it wasn't 'a' */
if (scanhex(&num))
if (scanhex(&num) && num < num_possible_cpus())
dump_one_paca(num);
else
dump_one_paca(xmon_owner);
@ -2668,7 +2668,7 @@ static void dump_xives(void)
termch = c; /* Put c back, it wasn't 'a' */
if (scanhex(&num))
if (scanhex(&num) && num < num_possible_cpus())
dump_one_xive(num);
else
dump_one_xive(xmon_owner);

2
arch/s390/include/asm/processor.h
View file

@ -256,8 +256,8 @@ static inline void __load_psw(psw_t psw)
*/
static __always_inline void __load_psw_mask(unsigned long mask)
{
psw_t psw __uninitialized;
unsigned long addr;
psw_t psw;
psw.mask = mask;

34
drivers/char/hpet.c
View file

@ -304,8 +304,13 @@ hpet_read(struct file *file, char __user *buf, size_t count, loff_t * ppos)
if (!devp->hd_ireqfreq)
return -EIO;
if (count < sizeof(unsigned long))
return -EINVAL;
if (in_compat_syscall()) {
if (count < sizeof(compat_ulong_t))
return -EINVAL;
} else {
if (count < sizeof(unsigned long))
return -EINVAL;
}
add_wait_queue(&devp->hd_waitqueue, &wait);
@ -329,9 +334,16 @@ hpet_read(struct file *file, char __user *buf, size_t count, loff_t * ppos)
schedule();
}
retval = put_user(data, (unsigned long __user *)buf);
if (!retval)
retval = sizeof(unsigned long);
if (in_compat_syscall()) {
retval = put_user(data, (compat_ulong_t __user *)buf);
if (!retval)
retval = sizeof(compat_ulong_t);
} else {
retval = put_user(data, (unsigned long __user *)buf);
if (!retval)
retval = sizeof(unsigned long);
}
out:
__set_current_state(TASK_RUNNING);
remove_wait_queue(&devp->hd_waitqueue, &wait);
@ -686,12 +698,24 @@ struct compat_hpet_info {
unsigned short hi_timer;
};
/* 32-bit types would lead to different command codes which should be
* translated into 64-bit ones before passed to hpet_ioctl_common
*/
#define COMPAT_HPET_INFO _IOR('h', 0x03, struct compat_hpet_info)
#define COMPAT_HPET_IRQFREQ _IOW('h', 0x6, compat_ulong_t)
static long
hpet_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct hpet_info info;
int err;
if (cmd == COMPAT_HPET_INFO)
cmd = HPET_INFO;
if (cmd == COMPAT_HPET_IRQFREQ)
cmd = HPET_IRQFREQ;
mutex_lock(&hpet_mutex);
err = hpet_ioctl_common(file->private_data, cmd, arg, &info);
mutex_unlock(&hpet_mutex);

11
drivers/firmware/dmi_scan.c
View file

@ -96,6 +96,17 @@ static void dmi_decode_table(u8 *buf,
(data - buf + sizeof(struct dmi_header)) <= dmi_len) {
const struct dmi_header *dm = (const struct dmi_header *)data;
/*
* If a short entry is found (less than 4 bytes), not only it
* is invalid, but we cannot reliably locate the next entry.
*/
if (dm->length < sizeof(struct dmi_header)) {
pr_warn(FW_BUG
"Corrupted DMI table, offset %zd (only %d entries processed)\n",
data - buf, i);
break;
}
/*
* We want to know the total length (formatted area and
* strings) before decoding to make sure we won't run off the

8
drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
View file

@ -384,6 +384,14 @@ void amdgpu_irq_dispatch(struct amdgpu_device *adev,
int r;
entry.iv_entry = (const uint32_t *)&ih->ring[ring_index];
/*
* timestamp is not supported on some legacy SOCs (cik, cz, iceland,
* si and tonga), so initialize timestamp and timestamp_src to 0
*/
entry.timestamp = 0;
entry.timestamp_src = 0;
amdgpu_ih_decode_iv(adev, &entry);
trace_amdgpu_iv(ih - &adev->irq.ih, &entry);

3
drivers/gpu/drm/amd/display/dc/core/dc_resource.c
View file

@ -1646,6 +1646,9 @@ static struct audio *find_first_free_audio(
{
int i, available_audio_count;
if (id == ENGINE_ID_UNKNOWN)
return NULL;
available_audio_count = pool->audio_count;
for (i = 0; i < available_audio_count; i++) {

2
drivers/gpu/drm/amd/include/atomfirmware.h
View file

@ -653,7 +653,7 @@ struct atom_gpio_pin_lut_v2_1
{
struct atom_common_table_header table_header;
/*the real number of this included in the structure is calcualted by using the (whole structure size - the header size)/size of atom_gpio_pin_lut */
struct atom_gpio_pin_assignment gpio_pin[8];
struct atom_gpio_pin_assignment gpio_pin[];
};

2
drivers/gpu/drm/lima/lima_gp.c
View file

@ -244,7 +244,9 @@ int lima_gp_init(struct lima_ip *ip)
void lima_gp_fini(struct lima_ip *ip)
{
struct lima_device *dev = ip->dev;
devm_free_irq(dev->dev, ip->irq, ip);
}
int lima_gp_pipe_init(struct lima_device *dev)

5
drivers/gpu/drm/lima/lima_mmu.c
View file

@ -97,7 +97,12 @@ int lima_mmu_init(struct lima_ip *ip)
void lima_mmu_fini(struct lima_ip *ip)
{
struct lima_device *dev = ip->dev;
if (ip->id == lima_ip_ppmmu_bcast)
return;
devm_free_irq(dev->dev, ip->irq, ip);
}
void lima_mmu_switch_vm(struct lima_ip *ip, struct lima_vm *vm)

4
drivers/gpu/drm/lima/lima_pp.c
View file

@ -251,7 +251,9 @@ int lima_pp_init(struct lima_ip *ip)
void lima_pp_fini(struct lima_ip *ip)
{
struct lima_device *dev = ip->dev;
devm_free_irq(dev->dev, ip->irq, ip);
}
int lima_pp_bcast_init(struct lima_ip *ip)
@ -272,7 +274,9 @@ int lima_pp_bcast_init(struct lima_ip *ip)
void lima_pp_bcast_fini(struct lima_ip *ip)
{
struct lima_device *dev = ip->dev;
devm_free_irq(dev->dev, ip->irq, ip);
}
static int lima_pp_task_validate(struct lima_sched_pipe *pipe,

3
drivers/gpu/drm/nouveau/nouveau_connector.c
View file

@ -968,6 +968,9 @@ nouveau_connector_get_modes(struct drm_connector *connector)
struct drm_display_mode *mode;
mode = drm_mode_duplicate(dev, nv_connector->native_mode);
if (!mode)
return 0;
drm_mode_probed_add(connector, mode);
ret = 1;
}

2
drivers/i2c/busses/i2c-i801.c
View file

@ -1057,7 +1057,7 @@ static const struct pci_device_id i801_ids[] = {
MODULE_DEVICE_TABLE(pci, i801_ids);
#if defined CONFIG_X86 && defined CONFIG_DMI
static unsigned char apanel_addr;
static unsigned char apanel_addr __ro_after_init;
/* Scan the system ROM for the signature "FJKEYINF" */
static __init const void __iomem *bios_signature(const void __iomem *bios)

48
drivers/i2c/busses/i2c-pnx.c
View file

@ -15,7 +15,6 @@
#include <linux/ioport.h>
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/timer.h>
#include <linux/completion.h>
#include <linux/platform_device.h>
#include <linux/io.h>
@ -32,7 +31,6 @@ struct i2c_pnx_mif {
int ret; /* Return value */
int mode; /* Interface mode */
struct completion complete; /* I/O completion */
struct timer_list timer; /* Timeout */
u8 * buf; /* Data buffer */
int len; /* Length of data buffer */
int order; /* RX Bytes to order via TX */
@ -117,24 +115,6 @@ static inline int wait_reset(struct i2c_pnx_algo_data *data)
return (timeout <= 0);
}
static inline void i2c_pnx_arm_timer(struct i2c_pnx_algo_data *alg_data)
{
struct timer_list *timer = &alg_data->mif.timer;
unsigned long expires = msecs_to_jiffies(alg_data->timeout);
if (expires <= 1)
expires = 2;
del_timer_sync(timer);
dev_dbg(&alg_data->adapter.dev, "Timer armed at %lu plus %lu jiffies.\n",
jiffies, expires);
timer->expires = jiffies + expires;
add_timer(timer);
}
/**
* i2c_pnx_start - start a device
* @slave_addr: slave address
@ -259,8 +239,6 @@ static int i2c_pnx_master_xmit(struct i2c_pnx_algo_data *alg_data)
~(mcntrl_afie | mcntrl_naie | mcntrl_drmie),
I2C_REG_CTL(alg_data));
del_timer_sync(&alg_data->mif.timer);
dev_dbg(&alg_data->adapter.dev,
"%s(): Waking up xfer routine.\n",
__func__);
@ -276,8 +254,6 @@ static int i2c_pnx_master_xmit(struct i2c_pnx_algo_data *alg_data)
~(mcntrl_afie | mcntrl_naie | mcntrl_drmie),
I2C_REG_CTL(alg_data));
/* Stop timer. */
del_timer_sync(&alg_data->mif.timer);
dev_dbg(&alg_data->adapter.dev,
"%s(): Waking up xfer routine after zero-xfer.\n",
__func__);
@ -364,8 +340,6 @@ static int i2c_pnx_master_rcv(struct i2c_pnx_algo_data *alg_data)
mcntrl_drmie | mcntrl_daie);
iowrite32(ctl, I2C_REG_CTL(alg_data));
/* Kill timer. */
del_timer_sync(&alg_data->mif.timer);
complete(&alg_data->mif.complete);
}
}
@ -400,8 +374,6 @@ static irqreturn_t i2c_pnx_interrupt(int irq, void *dev_id)
mcntrl_drmie);
iowrite32(ctl, I2C_REG_CTL(alg_data));
/* Stop timer, to prevent timeout. */
del_timer_sync(&alg_data->mif.timer);
complete(&alg_data->mif.complete);
} else if (stat & mstatus_nai) {
/* Slave did not acknowledge, generate a STOP */
@ -419,8 +391,6 @@ static irqreturn_t i2c_pnx_interrupt(int irq, void *dev_id)
/* Our return value. */
alg_data->mif.ret = -EIO;
/* Stop timer, to prevent timeout. */
del_timer_sync(&alg_data->mif.timer);
complete(&alg_data->mif.complete);
} else {
/*
@ -453,9 +423,8 @@ static irqreturn_t i2c_pnx_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
static void i2c_pnx_timeout(struct timer_list *t)
static void i2c_pnx_timeout(struct i2c_pnx_algo_data *alg_data)
{
struct i2c_pnx_algo_data *alg_data = from_timer(alg_data, t, mif.timer);
u32 ctl;
dev_err(&alg_data->adapter.dev,
@ -472,7 +441,6 @@ static void i2c_pnx_timeout(struct timer_list *t)
iowrite32(ctl, I2C_REG_CTL(alg_data));
wait_reset(alg_data);
alg_data->mif.ret = -EIO;
complete(&alg_data->mif.complete);
}
static inline void bus_reset_if_active(struct i2c_pnx_algo_data *alg_data)
@ -514,6 +482,7 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
struct i2c_msg *pmsg;
int rc = 0, completed = 0, i;
struct i2c_pnx_algo_data *alg_data = adap->algo_data;
unsigned long time_left;
u32 stat;
dev_dbg(&alg_data->adapter.dev,
@ -548,7 +517,6 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
dev_dbg(&alg_data->adapter.dev, "%s(): mode %d, %d bytes\n",
__func__, alg_data->mif.mode, alg_data->mif.len);
i2c_pnx_arm_timer(alg_data);
/* initialize the completion var */
init_completion(&alg_data->mif.complete);
@ -564,7 +532,10 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
break;
/* Wait for completion */
wait_for_completion(&alg_data->mif.complete);
time_left = wait_for_completion_timeout(&alg_data->mif.complete,
alg_data->timeout);
if (time_left == 0)
i2c_pnx_timeout(alg_data);
if (!(rc = alg_data->mif.ret))
completed++;
@ -657,7 +628,10 @@ static int i2c_pnx_probe(struct platform_device *pdev)
alg_data->adapter.algo_data = alg_data;
alg_data->adapter.nr = pdev->id;
alg_data->timeout = I2C_PNX_TIMEOUT_DEFAULT;
alg_data->timeout = msecs_to_jiffies(I2C_PNX_TIMEOUT_DEFAULT);
if (alg_data->timeout <= 1)
alg_data->timeout = 2;
#ifdef CONFIG_OF
alg_data->adapter.dev.of_node = of_node_get(pdev->dev.of_node);
if (pdev->dev.of_node) {
@ -677,8 +651,6 @@ static int i2c_pnx_probe(struct platform_device *pdev)
if (IS_ERR(alg_data->clk))
return PTR_ERR(alg_data->clk);
timer_setup(&alg_data->mif.timer, i2c_pnx_timeout, 0);
snprintf(alg_data->adapter.name, sizeof(alg_data->adapter.name),
"%s", pdev->name);

17
drivers/i2c/busses/i2c-rcar.c
View file

@ -218,6 +218,14 @@ static void rcar_i2c_init(struct rcar_i2c_priv *priv)
}
static void rcar_i2c_reset_slave(struct rcar_i2c_priv *priv)
{
rcar_i2c_write(priv, ICSIER, 0);
rcar_i2c_write(priv, ICSSR, 0);
rcar_i2c_write(priv, ICSCR, SDBS);
rcar_i2c_write(priv, ICSAR, 0); /* Gen2: must be 0 if not using slave */
}
static int rcar_i2c_bus_barrier(struct rcar_i2c_priv *priv)
{
int i;
@ -863,11 +871,8 @@ static int rcar_unreg_slave(struct i2c_client *slave)
/* ensure no irq is running before clearing ptr */
disable_irq(priv->irq);
rcar_i2c_write(priv, ICSIER, 0);
rcar_i2c_write(priv, ICSSR, 0);
rcar_i2c_reset_slave(priv);
enable_irq(priv->irq);
rcar_i2c_write(priv, ICSCR, SDBS);
rcar_i2c_write(priv, ICSAR, 0); /* Gen2: must be 0 if not using slave */
priv->slave = NULL;
@ -973,7 +978,9 @@ static int rcar_i2c_probe(struct platform_device *pdev)
if (ret < 0)
goto out_pm_put;
rcar_i2c_write(priv, ICSAR, 0); /* Gen2: must be 0 if not using slave */
/* Bring hardware to known state */
rcar_i2c_init(priv);
rcar_i2c_reset_slave(priv);
if (priv->devtype == I2C_RCAR_GEN3) {
priv->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);

21
drivers/infiniband/core/user_mad.c
View file

@ -63,6 +63,8 @@ MODULE_AUTHOR("Roland Dreier");
MODULE_DESCRIPTION("InfiniBand userspace MAD packet access");
MODULE_LICENSE("Dual BSD/GPL");
#define MAX_UMAD_RECV_LIST_SIZE 200000
enum {
IB_UMAD_MAX_PORTS = RDMA_MAX_PORTS,
IB_UMAD_MAX_AGENTS = 32,
@ -113,6 +115,7 @@ struct ib_umad_file {
struct mutex mutex;
struct ib_umad_port *port;
struct list_head recv_list;
atomic_t recv_list_size;
struct list_head send_list;
struct list_head port_list;
spinlock_t send_lock;
@ -180,24 +183,28 @@ static struct ib_mad_agent *__get_agent(struct ib_umad_file *file, int id)
return file->agents_dead ? NULL : file->agent[id];
}
static int queue_packet(struct ib_umad_file *file,
struct ib_mad_agent *agent,
struct ib_umad_packet *packet)
static int queue_packet(struct ib_umad_file *file, struct ib_mad_agent *agent,
struct ib_umad_packet *packet, bool is_recv_mad)
{
int ret = 1;
mutex_lock(&file->mutex);
if (is_recv_mad &&
atomic_read(&file->recv_list_size) > MAX_UMAD_RECV_LIST_SIZE)
goto unlock;
for (packet->mad.hdr.id = 0;
packet->mad.hdr.id < IB_UMAD_MAX_AGENTS;
packet->mad.hdr.id++)
if (agent == __get_agent(file, packet->mad.hdr.id)) {
list_add_tail(&packet->list, &file->recv_list);
atomic_inc(&file->recv_list_size);
wake_up_interruptible(&file->recv_wait);
ret = 0;
break;
}
unlock:
mutex_unlock(&file->mutex);
return ret;
@ -224,7 +231,7 @@ static void send_handler(struct ib_mad_agent *agent,
if (send_wc->status == IB_WC_RESP_TIMEOUT_ERR) {
packet->length = IB_MGMT_MAD_HDR;
packet->mad.hdr.status = ETIMEDOUT;
if (!queue_packet(file, agent, packet))
if (!queue_packet(file, agent, packet, false))
return;
}
kfree(packet);
@ -284,7 +291,7 @@ static void recv_handler(struct ib_mad_agent *agent,
rdma_destroy_ah_attr(&ah_attr);
}
if (queue_packet(file, agent, packet))
if (queue_packet(file, agent, packet, true))
goto err2;
return;
@ -409,6 +416,7 @@ static ssize_t ib_umad_read(struct file *filp, char __user *buf,
packet = list_entry(file->recv_list.next, struct ib_umad_packet, list);
list_del(&packet->list);
atomic_dec(&file->recv_list_size);
mutex_unlock(&file->mutex);
@ -421,6 +429,7 @@ static ssize_t ib_umad_read(struct file *filp, char __user *buf,
/* Requeue packet */
mutex_lock(&file->mutex);
list_add(&packet->list, &file->recv_list);
atomic_inc(&file->recv_list_size);
mutex_unlock(&file->mutex);
} else {
if (packet->recv_wc)

7
drivers/input/ff-core.c
View file

@ -12,8 +12,10 @@
/* #define DEBUG */
#include <linux/input.h>
#include <linux/limits.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/overflow.h>
#include <linux/sched.h>
#include <linux/slab.h>
@ -318,9 +320,8 @@ int input_ff_create(struct input_dev *dev, unsigned int max_effects)
return -EINVAL;
}
ff_dev_size = sizeof(struct ff_device) +
max_effects * sizeof(struct file *);
if (ff_dev_size < max_effects) /* overflow */
ff_dev_size = struct_size(ff, effect_owners, max_effects);
if (ff_dev_size == SIZE_MAX) /* overflow */
return -EINVAL;
ff = kzalloc(ff_dev_size, GFP_KERNEL);

2
drivers/media/dvb-frontends/as102_fe_types.h
View file

@ -174,6 +174,6 @@ struct as10x_register_addr {
uint32_t addr;
/* register mode access */
uint8_t mode;
};
} __packed;
#endif

9
drivers/media/dvb-frontends/tda10048.c
View file

@ -410,6 +410,7 @@ static int tda10048_set_if(struct dvb_frontend *fe, u32 bw)
struct tda10048_config *config = &state->config;
int i;
u32 if_freq_khz;
u64 sample_freq;
dprintk(1, "%s(bw = %d)\n", __func__, bw);
@ -451,9 +452,11 @@ static int tda10048_set_if(struct dvb_frontend *fe, u32 bw)
dprintk(1, "- pll_pfactor = %d\n", state->pll_pfactor);
/* Calculate the sample frequency */
state->sample_freq = state->xtal_hz * (state->pll_mfactor + 45);
state->sample_freq /= (state->pll_nfactor + 1);
state->sample_freq /= (state->pll_pfactor + 4);
sample_freq = state->xtal_hz;
sample_freq *= state->pll_mfactor + 45;
do_div(sample_freq, state->pll_nfactor + 1);
do_div(sample_freq, state->pll_pfactor + 4);
state->sample_freq = sample_freq;
dprintk(1, "- sample_freq = %d\n", state->sample_freq);
/* Update the I/F */

4
drivers/media/dvb-frontends/tda18271c2dd.c
View file

@ -331,7 +331,7 @@ static int CalcMainPLL(struct tda_state *state, u32 freq)
OscFreq = (u64) freq * (u64) Div;
OscFreq *= (u64) 16384;
do_div(OscFreq, (u64)16000000);
do_div(OscFreq, 16000000);
MainDiv = OscFreq;
state->m_Regs[MPD] = PostDiv & 0x77;
@ -355,7 +355,7 @@ static int CalcCalPLL(struct tda_state *state, u32 freq)
OscFreq = (u64)freq * (u64)Div;
/* CalDiv = u32( OscFreq * 16384 / 16000000 ); */
OscFreq *= (u64)16384;
do_div(OscFreq, (u64)16000000);
do_div(OscFreq, 16000000);
CalDiv = OscFreq;
state->m_Regs[CPD] = PostDiv;

18
drivers/media/usb/dvb-usb/dib0700_devices.c
View file

@ -2424,7 +2424,12 @@ static int stk9090m_frontend_attach(struct dvb_usb_adapter *adap)
adap->fe_adap[0].fe = dvb_attach(dib9000_attach, &adap->dev->i2c_adap, 0x80, &stk9090m_config);
return adap->fe_adap[0].fe == NULL ? -ENODEV : 0;
if (!adap->fe_adap[0].fe) {
release_firmware(state->frontend_firmware);
return -ENODEV;
}
return 0;
}
static int dib9090_tuner_attach(struct dvb_usb_adapter *adap)
@ -2497,8 +2502,10 @@ static int nim9090md_frontend_attach(struct dvb_usb_adapter *adap)
dib9000_i2c_enumeration(&adap->dev->i2c_adap, 1, 0x20, 0x80);
adap->fe_adap[0].fe = dvb_attach(dib9000_attach, &adap->dev->i2c_adap, 0x80, &nim9090md_config[0]);
if (adap->fe_adap[0].fe == NULL)
if (!adap->fe_adap[0].fe) {
release_firmware(state->frontend_firmware);
return -ENODEV;
}
i2c = dib9000_get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_GPIO_3_4, 0);
dib9000_i2c_enumeration(i2c, 1, 0x12, 0x82);
@ -2506,7 +2513,12 @@ static int nim9090md_frontend_attach(struct dvb_usb_adapter *adap)
fe_slave = dvb_attach(dib9000_attach, i2c, 0x82, &nim9090md_config[1]);
dib9000_set_slave_frontend(adap->fe_adap[0].fe, fe_slave);
return fe_slave == NULL ? -ENODEV : 0;
if (!fe_slave) {
release_firmware(state->frontend_firmware);
return -ENODEV;
}
return 0;
}
static int nim9090md_tuner_attach(struct dvb_usb_adapter *adap)

120
drivers/media/usb/dvb-usb/dw2102.c
View file

@ -716,6 +716,7 @@ static int su3000_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
{
struct dvb_usb_device *d = i2c_get_adapdata(adap);
struct dw2102_state *state;
int j;
if (!d)
return -ENODEV;
@ -729,11 +730,11 @@ static int su3000_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
return -EAGAIN;
}
switch (num) {
case 1:
switch (msg[0].addr) {
j = 0;
while (j < num) {
switch (msg[j].addr) {
case SU3000_STREAM_CTRL:
state->data[0] = msg[0].buf[0] + 0x36;
state->data[0] = msg[j].buf[0] + 0x36;
state->data[1] = 3;
state->data[2] = 0;
if (dvb_usb_generic_rw(d, state->data, 3,
@ -745,61 +746,86 @@ static int su3000_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
if (dvb_usb_generic_rw(d, state->data, 1,
state->data, 2, 0) < 0)
err("i2c transfer failed.");
msg[0].buf[1] = state->data[0];
msg[0].buf[0] = state->data[1];
msg[j].buf[1] = state->data[0];
msg[j].buf[0] = state->data[1];
break;
default:
if (3 + msg[0].len > sizeof(state->data)) {
warn("i2c wr: len=%d is too big!\n",
msg[0].len);
/* if the current write msg is followed by a another
* read msg to/from the same address
*/
if ((j+1 < num) && (msg[j+1].flags & I2C_M_RD) &&
(msg[j].addr == msg[j+1].addr)) {
/* join both i2c msgs to one usb read command */
if (4 + msg[j].len > sizeof(state->data)) {
warn("i2c combined wr/rd: write len=%d is too big!\n",
msg[j].len);
num = -EOPNOTSUPP;
break;
}
if (1 + msg[j+1].len > sizeof(state->data)) {
warn("i2c combined wr/rd: read len=%d is too big!\n",
msg[j+1].len);
num = -EOPNOTSUPP;
break;
}
state->data[0] = 0x09;
state->data[1] = msg[j].len;
state->data[2] = msg[j+1].len;
state->data[3] = msg[j].addr;
memcpy(&state->data[4], msg[j].buf, msg[j].len);
if (dvb_usb_generic_rw(d, state->data, msg[j].len + 4,
state->data, msg[j+1].len + 1, 0) < 0)
err("i2c transfer failed.");
memcpy(msg[j+1].buf, &state->data[1], msg[j+1].len);
j++;
break;
}
if (msg[j].flags & I2C_M_RD) {
/* single read */
if (4 + msg[j].len > sizeof(state->data)) {
warn("i2c rd: len=%d is too big!\n", msg[j].len);
num = -EOPNOTSUPP;
break;
}
state->data[0] = 0x09;
state->data[1] = 0;
state->data[2] = msg[j].len;
state->data[3] = msg[j].addr;
memcpy(&state->data[4], msg[j].buf, msg[j].len);
if (dvb_usb_generic_rw(d, state->data, 4,
state->data, msg[j].len + 1, 0) < 0)
err("i2c transfer failed.");
memcpy(msg[j].buf, &state->data[1], msg[j].len);
break;
}
/* single write */
if (3 + msg[j].len > sizeof(state->data)) {
warn("i2c wr: len=%d is too big!\n", msg[j].len);
num = -EOPNOTSUPP;
break;
}
/* always i2c write*/
state->data[0] = 0x08;
state->data[1] = msg[0].addr;
state->data[2] = msg[0].len;
state->data[1] = msg[j].addr;
state->data[2] = msg[j].len;
memcpy(&state->data[3], msg[0].buf, msg[0].len);
memcpy(&state->data[3], msg[j].buf, msg[j].len);
if (dvb_usb_generic_rw(d, state->data, msg[0].len + 3,
if (dvb_usb_generic_rw(d, state->data, msg[j].len + 3,
state->data, 1, 0) < 0)
err("i2c transfer failed.");
} // switch
j++;
}
break;
case 2:
/* always i2c read */
if (4 + msg[0].len > sizeof(state->data)) {
warn("i2c rd: len=%d is too big!\n",
msg[0].len);
num = -EOPNOTSUPP;
break;
}
if (1 + msg[1].len > sizeof(state->data)) {
warn("i2c rd: len=%d is too big!\n",
msg[1].len);
num = -EOPNOTSUPP;
break;
}
state->data[0] = 0x09;
state->data[1] = msg[0].len;
state->data[2] = msg[1].len;
state->data[3] = msg[0].addr;
memcpy(&state->data[4], msg[0].buf, msg[0].len);
if (dvb_usb_generic_rw(d, state->data, msg[0].len + 4,
state->data, msg[1].len + 1, 0) < 0)
err("i2c transfer failed.");
memcpy(msg[1].buf, &state->data[1], msg[1].len);
break;
default:
warn("more than 2 i2c messages at a time is not handled yet.");
break;
}
} // while
mutex_unlock(&d->data_mutex);
mutex_unlock(&d->i2c_mutex);
return num;

20
drivers/media/usb/s2255/s2255drv.c
View file

@ -247,7 +247,7 @@ struct s2255_vc {
struct s2255_dev {
struct s2255_vc vc[MAX_CHANNELS];
struct v4l2_device v4l2_dev;
atomic_t num_channels;
refcount_t num_channels;
int frames;
struct mutex lock; /* channels[].vdev.lock */
struct mutex cmdlock; /* protects cmdbuf */
@ -1552,11 +1552,11 @@ static void s2255_video_device_release(struct video_device *vdev)
container_of(vdev, struct s2255_vc, vdev);
dprintk(dev, 4, "%s, chnls: %d\n", __func__,
atomic_read(&dev->num_channels));
refcount_read(&dev->num_channels));
v4l2_ctrl_handler_free(&vc->hdl);
if (atomic_dec_and_test(&dev->num_channels))
if (refcount_dec_and_test(&dev->num_channels))
s2255_destroy(dev);
return;
}
@ -1661,7 +1661,7 @@ static int s2255_probe_v4l(struct s2255_dev *dev)
"failed to register video device!\n");
break;
}
atomic_inc(&dev->num_channels);
refcount_inc(&dev->num_channels);
v4l2_info(&dev->v4l2_dev, "V4L2 device registered as %s\n",
video_device_node_name(&vc->vdev));
@ -1669,11 +1669,11 @@ static int s2255_probe_v4l(struct s2255_dev *dev)
pr_info("Sensoray 2255 V4L driver Revision: %s\n",
S2255_VERSION);
/* if no channels registered, return error and probe will fail*/
if (atomic_read(&dev->num_channels) == 0) {
if (refcount_read(&dev->num_channels) == 0) {
v4l2_device_unregister(&dev->v4l2_dev);
return ret;
}
if (atomic_read(&dev->num_channels) != MAX_CHANNELS)
if (refcount_read(&dev->num_channels) != MAX_CHANNELS)
pr_warn("s2255: Not all channels available.\n");
return 0;
}
@ -2222,7 +2222,7 @@ static int s2255_probe(struct usb_interface *interface,
goto errorFWDATA1;
}
atomic_set(&dev->num_channels, 0);
refcount_set(&dev->num_channels, 0);
dev->pid = id->idProduct;
dev->fw_data = kzalloc(sizeof(struct s2255_fw), GFP_KERNEL);
if (!dev->fw_data)
@ -2342,12 +2342,12 @@ static void s2255_disconnect(struct usb_interface *interface)
{
struct s2255_dev *dev = to_s2255_dev(usb_get_intfdata(interface));
int i;
int channels = atomic_read(&dev->num_channels);
int channels = refcount_read(&dev->num_channels);
mutex_lock(&dev->lock);
v4l2_device_disconnect(&dev->v4l2_dev);
mutex_unlock(&dev->lock);
/*see comments in the uvc_driver.c usb disconnect function */
atomic_inc(&dev->num_channels);
refcount_inc(&dev->num_channels);
/* unregister each video device. */
for (i = 0; i < channels; i++)
video_unregister_device(&dev->vc[i].vdev);
@ -2360,7 +2360,7 @@ static void s2255_disconnect(struct usb_interface *interface)
dev->vc[i].vidstatus_ready = 1;
wake_up(&dev->vc[i].wait_vidstatus);
}
if (atomic_dec_and_test(&dev->num_channels))
if (refcount_dec_and_test(&dev->num_channels))
s2255_destroy(dev);
dev_info(&interface->dev, "%s\n", __func__);
}

6
drivers/net/bonding/bond_options.c
View file

@ -1084,9 +1084,9 @@ static int bond_option_arp_ip_targets_set(struct bonding *bond,
__be32 target;
if (newval->string) {
if (!in4_pton(newval->string+1, -1, (u8 *)&target, -1, NULL)) {
netdev_err(bond->dev, "invalid ARP target %pI4 specified\n",
&target);
if (strlen(newval->string) < 1 ||
!in4_pton(newval->string + 1, -1, (u8 *)&target, -1, NULL)) {
netdev_err(bond->dev, "invalid ARP target specified\n");
return ret;
}
if (newval->string[0] == '+')

1
drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
View file

@ -114,6 +114,7 @@ static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf_err_liste
static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leafimx = {
.quirks = 0,
.family = KVASER_LEAF,
.ops = &kvaser_usb_leaf_dev_ops,
};

4
drivers/net/dsa/mv88e6xxx/chip.c
View file

@ -115,8 +115,8 @@ struct mii_bus *mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip *chip)
{
struct mv88e6xxx_mdio_bus *mdio_bus;
mdio_bus = list_first_entry(&chip->mdios, struct mv88e6xxx_mdio_bus,
list);
mdio_bus = list_first_entry_or_null(&chip->mdios,
struct mv88e6xxx_mdio_bus, list);
if (!mdio_bus)
return NULL;

2
drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
View file

@ -1256,7 +1256,7 @@ enum {
struct bnx2x_fw_stats_req {
struct stats_query_header hdr;
struct stats_query_entry query[FP_SB_MAX_E1x+
struct stats_query_entry query[FP_SB_MAX_E2 +
BNX2X_FIRST_QUEUE_QUERY_IDX];
};

5
drivers/net/ethernet/lantiq_etop.c
View file

@ -213,8 +213,9 @@ ltq_etop_free_channel(struct net_device *dev, struct ltq_etop_chan *ch)
if (ch->dma.irq)
free_irq(ch->dma.irq, priv);
if (IS_RX(ch->idx)) {
int desc;
for (desc = 0; desc < LTQ_DESC_NUM; desc++)
struct ltq_dma_channel *dma = &ch->dma;
for (dma->desc = 0; dma->desc < LTQ_DESC_NUM; dma->desc++)
dev_kfree_skb_any(ch->skb[ch->dma.desc]);
}
}

8
drivers/net/ethernet/marvell/octeontx2/af/npc.h
View file

@ -38,14 +38,18 @@ enum npc_kpu_lb_ltype {
NPC_LT_LB_ITAG,
};
/* Don't modify ltypes up to IP6_EXT, otherwise length and checksum of IP
* headers may not be checked correctly. IPv4 ltypes and IPv6 ltypes must
* differ only at bit 0 so mask 0xE can be used to detect extended headers.
*/
enum npc_kpu_lc_ltype {
NPC_LT_LC_IP = 1,
NPC_LT_LC_PTP = 1,
NPC_LT_LC_IP,
NPC_LT_LC_IP6,
NPC_LT_LC_ARP,
NPC_LT_LC_RARP,
NPC_LT_LC_MPLS,
NPC_LT_LC_NSH,
NPC_LT_LC_PTP,
NPC_LT_LC_FCOE,
};

2
drivers/net/ethernet/marvell/octeontx2/af/rvu.c
View file

@ -1124,7 +1124,7 @@ static int rvu_check_rsrc_availability(struct rvu *rvu,
if (req->ssow > block->lf.max) {
dev_err(&rvu->pdev->dev,
"Func 0x%x: Invalid SSOW req, %d > max %d\n",
pcifunc, req->sso, block->lf.max);
pcifunc, req->ssow, block->lf.max);
return -EINVAL;
}
mappedlfs = rvu_get_rsrc_mapcount(pfvf, block->type);

15
drivers/net/ppp/ppp_generic.c
View file

@ -70,6 +70,7 @@
#define MPHDRLEN_SSN 4 /* ditto with short sequence numbers */
#define PPP_PROTO_LEN 2
#define PPP_LCP_HDRLEN 4
/*
* An instance of /dev/ppp can be associated with either a ppp
@ -491,6 +492,15 @@ static ssize_t ppp_read(struct file *file, char __user *buf,
return ret;
}
static bool ppp_check_packet(struct sk_buff *skb, size_t count)
{
/* LCP packets must include LCP header which 4 bytes long:
* 1-byte code, 1-byte identifier, and 2-byte length.
*/
return get_unaligned_be16(skb->data) != PPP_LCP ||
count >= PPP_PROTO_LEN + PPP_LCP_HDRLEN;
}
static ssize_t ppp_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
{
@ -513,6 +523,11 @@ static ssize_t ppp_write(struct file *file, const char __user *buf,
kfree_skb(skb);
goto out;
}
ret = -EINVAL;
if (unlikely(!ppp_check_packet(skb, count))) {
kfree_skb(skb);
goto out;
}
switch (pf->kind) {
case INTERFACE:

2
drivers/nvme/host/multipath.c
View file

@ -437,7 +437,7 @@ static void nvme_mpath_set_live(struct nvme_ns *ns)
int node, srcu_idx;
srcu_idx = srcu_read_lock(&head->srcu);
for_each_node(node)
for_each_online_node(node)
__nvme_find_path(head, node);
srcu_read_unlock(&head->srcu, srcu_idx);
}

14
drivers/nvmem/meson-efuse.c
View file

@ -18,18 +18,24 @@ static int meson_efuse_read(void *context, unsigned int offset,
void *val, size_t bytes)
{
struct meson_sm_firmware *fw = context;
int ret;
return meson_sm_call_read(fw, (u8 *)val, bytes, SM_EFUSE_READ, offset,
bytes, 0, 0, 0);
ret = meson_sm_call_read(fw, (u8 *)val, bytes, SM_EFUSE_READ, offset,
bytes, 0, 0, 0);
return ret < 0 ? ret : 0;
}
static int meson_efuse_write(void *context, unsigned int offset,
void *val, size_t bytes)
{
struct meson_sm_firmware *fw = context;
int ret;
return meson_sm_call_write(fw, (u8 *)val, bytes, SM_EFUSE_WRITE, offset,
bytes, 0, 0, 0);
ret = meson_sm_call_write(fw, (u8 *)val, bytes, SM_EFUSE_WRITE, offset,
bytes, 0, 0, 0);
return ret < 0 ? ret : 0;
}
static const struct of_device_id meson_efuse_match[] = {

4
drivers/s390/crypto/pkey_api.c
View file

@ -784,7 +784,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd,
if (rc)
break;
if (copy_to_user(ucs, &kcs, sizeof(kcs)))
return -EFAULT;
rc = -EFAULT;
memzero_explicit(&kcs, sizeof(kcs));
break;
}
@ -816,7 +816,7 @@ static long pkey_unlocked_ioctl(struct file *filp, unsigned int cmd,
if (rc)
break;
if (copy_to_user(ucp, &kcp, sizeof(kcp)))
return -EFAULT;
rc = -EFAULT;
memzero_explicit(&kcp, sizeof(kcp));
break;
}

6
drivers/scsi/qedf/qedf_io.c
View file

@ -2330,9 +2330,6 @@ static int qedf_execute_tmf(struct qedf_rport *fcport, struct scsi_cmnd *sc_cmd,
io_req->fcport = fcport;
io_req->cmd_type = QEDF_TASK_MGMT_CMD;
/* Record which cpu this request is associated with */
io_req->cpu = smp_processor_id();
/* Set TM flags */
io_req->io_req_flags = QEDF_READ;
io_req->data_xfer_len = 0;
@ -2354,6 +2351,9 @@ static int qedf_execute_tmf(struct qedf_rport *fcport, struct scsi_cmnd *sc_cmd,
spin_lock_irqsave(&fcport->rport_lock, flags);
/* Record which cpu this request is associated with */
io_req->cpu = smp_processor_id();
sqe_idx = qedf_get_sqe_idx(fcport);
sqe = &fcport->sq[sqe_idx];
memset(sqe, 0, sizeof(struct fcoe_wqe));

3
drivers/staging/wilc1000/wilc_hif.c
View file

@ -446,7 +446,8 @@ void *wilc_parse_join_bss_param(struct cfg80211_bss *bss,
struct ieee80211_p2p_noa_attr noa_attr;
const struct cfg80211_bss_ies *ies;
struct wilc_join_bss_param *param;
u8 rates_len = 0, ies_len;
u8 rates_len = 0;
int ies_len;
int ret;
param = kzalloc(sizeof(*param), GFP_KERNEL);

18
drivers/usb/core/config.c
View file

@ -291,6 +291,20 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno,
if (ifp->desc.bNumEndpoints >= num_ep)
goto skip_to_next_endpoint_or_interface_descriptor;
/* Save a copy of the descriptor and use it instead of the original */
endpoint = &ifp->endpoint[ifp->desc.bNumEndpoints];
memcpy(&endpoint->desc, d, n);
d = &endpoint->desc;
/* Clear the reserved bits in bEndpointAddress */
i = d->bEndpointAddress &
(USB_ENDPOINT_DIR_MASK | USB_ENDPOINT_NUMBER_MASK);
if (i != d->bEndpointAddress) {
dev_notice(ddev, "config %d interface %d altsetting %d has an endpoint descriptor with address 0x%X, changing to 0x%X\n",
cfgno, inum, asnum, d->bEndpointAddress, i);
endpoint->desc.bEndpointAddress = i;
}
/* Check for duplicate endpoint addresses */
if (config_endpoint_is_duplicate(config, inum, asnum, d)) {
dev_warn(ddev, "config %d interface %d altsetting %d has a duplicate endpoint with address 0x%X, skipping\n",
@ -308,10 +322,8 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno,
}
}
endpoint = &ifp->endpoint[ifp->desc.bNumEndpoints];
/* Accept this endpoint */
++ifp->desc.bNumEndpoints;
memcpy(&endpoint->desc, d, n);
INIT_LIST_HEAD(&endpoint->urb_list);
/*

3
drivers/usb/core/quirks.c
View file

@ -504,6 +504,9 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x1b1c, 0x1b38), .driver_info = USB_QUIRK_DELAY_INIT |
USB_QUIRK_DELAY_CTRL_MSG },
/* START BP-850k Printer */
{ USB_DEVICE(0x1bc3, 0x0003), .driver_info = USB_QUIRK_NO_SET_INTF },
/* MIDI keyboard WORLDE MINI */
{ USB_DEVICE(0x1c75, 0x0204), .driver_info =
USB_QUIRK_CONFIG_INTF_STRINGS },

3
drivers/usb/gadget/configfs.c
View file

@ -148,9 +148,12 @@ static int usb_string_copy(const char *s, char **s_copy)
int ret;
char *str;
char *copy = *s_copy;
ret = strlen(s);
if (ret > USB_MAX_STRING_LEN)
return -EOVERFLOW;
if (ret < 1)
return -EINVAL;
if (copy) {
str = copy;

38
drivers/usb/serial/option.c
View file

@ -1425,6 +1425,10 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(0) | RSVD(1) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1901, 0xff), /* Telit LN940 (MBIM) */
.driver_info = NCTRL(0) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x3000, 0xff), /* Telit FN912 */
.driver_info = RSVD(0) | NCTRL(3) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x3001, 0xff), /* Telit FN912 */
.driver_info = RSVD(0) | NCTRL(2) | RSVD(3) | RSVD(4) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x7010, 0xff), /* Telit LE910-S1 (RNDIS) */
.driver_info = NCTRL(2) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x7011, 0xff), /* Telit LE910-S1 (ECM) */
@ -1433,6 +1437,8 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(2) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x701b, 0xff), /* Telit LE910R1 (ECM) */
.driver_info = NCTRL(2) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x9000, 0xff), /* Telit generic core-dump device */
.driver_info = NCTRL(0) },
{ USB_DEVICE(TELIT_VENDOR_ID, 0x9010), /* Telit SBL FN980 flashing device */
.driver_info = NCTRL(0) | ZLP },
{ USB_DEVICE(TELIT_VENDOR_ID, 0x9200), /* Telit LE910S1 flashing device */
@ -2224,6 +2230,10 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_7106_2COM, 0x02, 0x02, 0x01) },
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, 0xff, 0x02, 0x01) },
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, 0xff, 0x00, 0x00) },
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, 0x7126, 0xff, 0x00, 0x00),
.driver_info = NCTRL(2) },
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, 0x7127, 0xff, 0x00, 0x00),
.driver_info = NCTRL(2) | NCTRL(3) | NCTRL(4) },
{ USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MEN200) },
{ USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MPL200),
.driver_info = RSVD(1) | RSVD(4) },
@ -2284,6 +2294,8 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(3) },
{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0f0, 0xff), /* Foxconn T99W373 MBIM */
.driver_info = RSVD(3) },
{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe145, 0xff), /* Foxconn T99W651 RNDIS */
.driver_info = RSVD(5) | RSVD(6) },
{ USB_DEVICE(0x1508, 0x1001), /* Fibocom NL668 (IOT version) */
.driver_info = RSVD(4) | RSVD(5) | RSVD(6) },
{ USB_DEVICE(0x1782, 0x4d10) }, /* Fibocom L610 (AT mode) */
@ -2321,6 +2333,32 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(4) },
{ USB_DEVICE_INTERFACE_CLASS(0x33f8, 0x0115, 0xff), /* Rolling RW135-GL (laptop MBIM) */
.driver_info = RSVD(5) },
{ USB_DEVICE_INTERFACE_CLASS(0x33f8, 0x0802, 0xff), /* Rolling RW350-GL (laptop MBIM) */
.driver_info = RSVD(5) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0100, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for Global */
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0100, 0xff, 0x00, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0100, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0101, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WRD for Global SKU */
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0101, 0xff, 0x00, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0101, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0106, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WRD for China SKU */
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0106, 0xff, 0x00, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0106, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0111, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for SA */
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0111, 0xff, 0x00, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0111, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0112, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for EU */
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0112, 0xff, 0x00, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0112, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0113, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for NA */
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0113, 0xff, 0x00, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0113, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0115, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for China EDU */
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0115, 0xff, 0x00, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0115, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0116, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for Golbal EDU */
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0116, 0xff, 0x00, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0116, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(OPPO_VENDOR_ID, OPPO_PRODUCT_R11, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x40) },

12
fs/dcache.c
View file

@ -329,7 +329,11 @@ static inline void __d_clear_type_and_inode(struct dentry *dentry)
flags &= ~(DCACHE_ENTRY_TYPE | DCACHE_FALLTHRU);
WRITE_ONCE(dentry->d_flags, flags);
dentry->d_inode = NULL;
if (dentry->d_flags & DCACHE_LRU_LIST)
/*
* The negative counter only tracks dentries on the LRU. Don't inc if
* d_lru is on another list.
*/
if ((flags & (DCACHE_LRU_LIST|DCACHE_SHRINK_LIST)) == DCACHE_LRU_LIST)
this_cpu_inc(nr_dentry_negative);
}
@ -1921,9 +1925,11 @@ static void __d_instantiate(struct dentry *dentry, struct inode *inode)
spin_lock(&dentry->d_lock);
/*
* Decrement negative dentry count if it was in the LRU list.
* The negative counter only tracks dentries on the LRU. Don't dec if
* d_lru is on another list.
*/
if (dentry->d_flags & DCACHE_LRU_LIST)
if ((dentry->d_flags &
(DCACHE_LRU_LIST|DCACHE_SHRINK_LIST)) == DCACHE_LRU_LIST)
this_cpu_dec(nr_dentry_negative);
hlist_add_head(&dentry->d_u.d_alias, &inode->i_dentry);
raw_write_seqcount_begin(&dentry->d_seq);

1
fs/jffs2/super.c
View file

@ -58,6 +58,7 @@ static void jffs2_i_init_once(void *foo)
struct jffs2_inode_info *f = foo;
mutex_init(&f->sem);
f->target = NULL;
inode_init_once(&f->vfs_inode);
}

2
fs/locks.c
View file

@ -1336,9 +1336,9 @@ static int posix_lock_inode(struct inode *inode, struct file_lock *request,
locks_wake_up_blocks(left);
}
out:
trace_posix_lock_inode(inode, request, error);
spin_unlock(&ctx->flc_lock);
percpu_up_read(&file_rwsem);
trace_posix_lock_inode(inode, request, error);
/*
* Free any unused locks.
*/

18
fs/nilfs2/alloc.c
View file

@ -377,11 +377,12 @@ void *nilfs_palloc_block_get_entry(const struct inode *inode, __u64 nr,
* @target: offset number of an entry in the group (start point)
* @bsize: size in bits
* @lock: spin lock protecting @bitmap
* @wrap: whether to wrap around
*/
static int nilfs_palloc_find_available_slot(unsigned char *bitmap,
unsigned long target,
unsigned int bsize,
spinlock_t *lock)
spinlock_t *lock, bool wrap)
{
int pos, end = bsize;
@ -397,6 +398,8 @@ static int nilfs_palloc_find_available_slot(unsigned char *bitmap,
end = target;
}
if (!wrap)
return -ENOSPC;
/* wrap around */
for (pos = 0; pos < end; pos++) {
@ -495,9 +498,10 @@ int nilfs_palloc_count_max_entries(struct inode *inode, u64 nused, u64 *nmaxp)
* nilfs_palloc_prepare_alloc_entry - prepare to allocate a persistent object
* @inode: inode of metadata file using this allocator
* @req: nilfs_palloc_req structure exchanged for the allocation
* @wrap: whether to wrap around
*/
int nilfs_palloc_prepare_alloc_entry(struct inode *inode,
struct nilfs_palloc_req *req)
struct nilfs_palloc_req *req, bool wrap)
{
struct buffer_head *desc_bh, *bitmap_bh;
struct nilfs_palloc_group_desc *desc;
@ -516,7 +520,7 @@ int nilfs_palloc_prepare_alloc_entry(struct inode *inode,
entries_per_group = nilfs_palloc_entries_per_group(inode);
for (i = 0; i < ngroups; i += n) {
if (group >= ngroups) {
if (group >= ngroups && wrap) {
/* wrap around */
group = 0;
maxgroup = nilfs_palloc_group(inode, req->pr_entry_nr,
@ -541,7 +545,13 @@ int nilfs_palloc_prepare_alloc_entry(struct inode *inode,
bitmap = bitmap_kaddr + bh_offset(bitmap_bh);
pos = nilfs_palloc_find_available_slot(
bitmap, group_offset,
entries_per_group, lock);
entries_per_group, lock, wrap);
/*
* Since the search for a free slot in the
* second and subsequent bitmap blocks always
* starts from the beginning, the wrap flag
* only has an effect on the first search.
*/
if (pos >= 0) {
/* found a free entry */
nilfs_palloc_group_desc_add_entries(

4
fs/nilfs2/alloc.h
View file

@ -50,8 +50,8 @@ struct nilfs_palloc_req {
struct buffer_head *pr_entry_bh;
};
int nilfs_palloc_prepare_alloc_entry(struct inode *,
struct nilfs_palloc_req *);
int nilfs_palloc_prepare_alloc_entry(struct inode *inode,
struct nilfs_palloc_req *req, bool wrap);
void nilfs_palloc_commit_alloc_entry(struct inode *,
struct nilfs_palloc_req *);
void nilfs_palloc_abort_alloc_entry(struct inode *, struct nilfs_palloc_req *);

2
fs/nilfs2/dat.c
View file

@ -75,7 +75,7 @@ int nilfs_dat_prepare_alloc(struct inode *dat, struct nilfs_palloc_req *req)
{
int ret;
ret = nilfs_palloc_prepare_alloc_entry(dat, req);
ret = nilfs_palloc_prepare_alloc_entry(dat, req, true);
if (ret < 0)
return ret;

38
fs/nilfs2/dir.c
View file

@ -143,6 +143,9 @@ static bool nilfs_check_page(struct page *page)
goto Enamelen;
if (((offs + rec_len - 1) ^ offs) & ~(chunk_size-1))
goto Espan;
if (unlikely(p->inode &&
NILFS_PRIVATE_INODE(le64_to_cpu(p->inode))))
goto Einumber;
}
if (offs != limit)
goto Eend;
@ -168,6 +171,9 @@ Enamelen:
goto bad_entry;
Espan:
error = "directory entry across blocks";
goto bad_entry;
Einumber:
error = "disallowed inode number";
bad_entry:
nilfs_error(sb,
"bad entry in directory #%lu: %s - offset=%lu, inode=%lu, rec_len=%d, name_len=%d",
@ -390,11 +396,39 @@ found:
struct nilfs_dir_entry *nilfs_dotdot(struct inode *dir, struct page **p)
{
struct nilfs_dir_entry *de = nilfs_get_page(dir, 0, p);
struct page *page;
struct nilfs_dir_entry *de, *next_de;
size_t limit;
char *msg;
de = nilfs_get_page(dir, 0, &page);
if (IS_ERR(de))
return NULL;
return nilfs_next_entry(de);
limit = nilfs_last_byte(dir, 0); /* is a multiple of chunk size */
if (unlikely(!limit || le64_to_cpu(de->inode) != dir->i_ino ||
!nilfs_match(1, ".", de))) {
msg = "missing '.'";
goto fail;
}
next_de = nilfs_next_entry(de);
/*
* If "next_de" has not reached the end of the chunk, there is
* at least one more record. Check whether it matches "..".
*/
if (unlikely((char *)next_de == (char *)de + nilfs_chunk_size(dir) ||
!nilfs_match(2, "..", next_de))) {
msg = "missing '..'";
goto fail;
}
*p = page;
return next_de;
fail:
nilfs_error(dir->i_sb, "directory #%lu %s", dir->i_ino, msg);
nilfs_put_page(page);
return NULL;
}
ino_t nilfs_inode_by_name(struct inode *dir, const struct qstr *qstr)

7
fs/nilfs2/ifile.c
View file

@ -55,13 +55,10 @@ int nilfs_ifile_create_inode(struct inode *ifile, ino_t *out_ino,
struct nilfs_palloc_req req;
int ret;
req.pr_entry_nr = 0; /*
* 0 says find free inode from beginning
* of a group. dull code!!
*/
req.pr_entry_nr = NILFS_FIRST_INO(ifile->i_sb);
req.pr_entry_bh = NULL;
ret = nilfs_palloc_prepare_alloc_entry(ifile, &req);
ret = nilfs_palloc_prepare_alloc_entry(ifile, &req, false);
if (!ret) {
ret = nilfs_palloc_get_entry_block(ifile, req.pr_entry_nr, 1,
&req.pr_entry_bh);

10
fs/nilfs2/nilfs.h
View file

@ -116,9 +116,15 @@ enum {
#define NILFS_FIRST_INO(sb) (((struct the_nilfs *)sb->s_fs_info)->ns_first_ino)
#define NILFS_MDT_INODE(sb, ino) \
((ino) < NILFS_FIRST_INO(sb) && (NILFS_MDT_INO_BITS & BIT(ino)))
((ino) < NILFS_USER_INO && (NILFS_MDT_INO_BITS & BIT(ino)))
#define NILFS_VALID_INODE(sb, ino) \
((ino) >= NILFS_FIRST_INO(sb) || (NILFS_SYS_INO_BITS & BIT(ino)))
((ino) >= NILFS_FIRST_INO(sb) || \
((ino) < NILFS_USER_INO && (NILFS_SYS_INO_BITS & BIT(ino))))
#define NILFS_PRIVATE_INODE(ino) ({ \
ino_t __ino = (ino); \
((__ino) < NILFS_USER_INO && (__ino) != NILFS_ROOT_INO && \
(__ino) != NILFS_SKETCH_INO); })
/**
* struct nilfs_transaction_info: context information for synchronization

6
fs/nilfs2/the_nilfs.c
View file

@ -420,6 +420,12 @@ static int nilfs_store_disk_layout(struct the_nilfs *nilfs,
}
nilfs->ns_first_ino = le32_to_cpu(sbp->s_first_ino);
if (nilfs->ns_first_ino < NILFS_USER_INO) {
nilfs_err(nilfs->ns_sb,
"too small lower limit for non-reserved inode numbers: %u",
nilfs->ns_first_ino);
return -EINVAL;
}
nilfs->ns_blocks_per_segment = le32_to_cpu(sbp->s_blocks_per_segment);
if (nilfs->ns_blocks_per_segment < NILFS_SEG_MIN_BLOCKS) {

2
fs/nilfs2/the_nilfs.h
View file

@ -182,7 +182,7 @@ struct the_nilfs {
unsigned long ns_nrsvsegs;
unsigned long ns_first_data_block;
int ns_inode_size;
int ns_first_ino;
unsigned int ns_first_ino;
u32 ns_crc_seed;
/* /sys/fs/<nilfs>/<device> */

3
fs/orangefs/super.c
View file

@ -200,7 +200,8 @@ static int orangefs_statfs(struct dentry *dentry, struct kstatfs *buf)
(long)new_op->downcall.resp.statfs.files_avail);
buf->f_type = sb->s_magic;
memcpy(&buf->f_fsid, &ORANGEFS_SB(sb)->fs_id, sizeof(buf->f_fsid));
buf->f_fsid.val[0] = ORANGEFS_SB(sb)->fs_id;
buf->f_fsid.val[1] = ORANGEFS_SB(sb)->id;
buf->f_bsize = new_op->downcall.resp.statfs.block_size;
buf->f_namelen = ORANGEFS_NAME_MAX;

12
include/linux/compiler_attributes.h
View file

@ -264,6 +264,18 @@
*/
#define __used __attribute__((__used__))
/*
* Optional: only supported since gcc >= 12
*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-uninitialized-variable-attribute
* clang: https://clang.llvm.org/docs/AttributeReference.html#uninitialized
*/
#if __has_attribute(__uninitialized__)
# define __uninitialized __attribute__((__uninitialized__))
#else
# define __uninitialized
#endif
/*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-weak-function-attribute
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-weak-variable-attribute

8
include/linux/fsnotify.h
View file

@ -62,7 +62,13 @@ static inline int fsnotify_perm(struct file *file, int mask)
struct inode *inode = file_inode(file);
__u32 fsnotify_mask = 0;
if (file->f_mode & FMODE_NONOTIFY)
/*
* FMODE_NONOTIFY are fds generated by fanotify itself which should not
* generate new events. We also don't want to generate events for
* FMODE_PATH fds (involves open & close events) as they are just
* handle creation / destruction events and not "real" file events.
*/
if (file->f_mode & (FMODE_NONOTIFY | FMODE_PATH))
return 0;
if (!(mask & (MAY_READ | MAY_OPEN)))
return 0;

1
include/linux/sunrpc/clnt.h
View file

@ -73,6 +73,7 @@ struct rpc_clnt {
#endif
struct rpc_xprt_iter cl_xpi;
const struct cred *cl_cred;
struct super_block *pipefs_sb;
};
/*

2
include/linux/tcp.h
View file

@ -225,7 +225,7 @@ struct tcp_sock {
fastopen_connect:1, /* FASTOPEN_CONNECT sockopt */
fastopen_no_cookie:1, /* Allow send/recv SYN+data without a cookie */
is_sack_reneg:1, /* in recovery from loss with SACK reneg? */
unused:2;
fastopen_client_fail:2; /* reason why fastopen failed */
u8 nonagle : 4,/* Disable Nagle algorithm? */
thin_lto : 1,/* Use linear timeouts for thin streams */
recvmsg_inq : 1,/* Indicate # of bytes in queue upon recvmsg */

10
include/uapi/linux/tcp.h
View file

@ -155,6 +155,14 @@ enum {
TCP_QUEUES_NR,
};
/* why fastopen failed from client perspective */
enum tcp_fastopen_client_fail {
TFO_STATUS_UNSPEC, /* catch-all */
TFO_COOKIE_UNAVAILABLE, /* if not in TFO_CLIENT_NO_COOKIE mode */
TFO_DATA_NOT_ACKED, /* SYN-ACK did not ack SYN data */
TFO_SYN_RETRANSMITTED, /* SYN-ACK did not ack SYN data after timeout */
};
/* for TCP_INFO socket option */
#define TCPI_OPT_TIMESTAMPS 1
#define TCPI_OPT_SACK 2
@ -211,7 +219,7 @@ struct tcp_info {
__u8 tcpi_backoff;
__u8 tcpi_options;
__u8 tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4;
__u8 tcpi_delivery_rate_app_limited:1;
__u8 tcpi_delivery_rate_app_limited:1, tcpi_fastopen_client_fail:2;
__u32 tcpi_rto;
__u32 tcpi_ato;

2
kernel/exit.c
View file

@ -433,6 +433,8 @@ retry:
* Search through everything else, we should not get here often.
*/
for_each_process(g) {
if (atomic_read(&mm->mm_users) <= 1)
break;
if (g->flags & PF_KTHREAD)
continue;
for_each_thread(g, c) {

2
mm/page-writeback.c
View file

@ -1530,7 +1530,7 @@ static inline void wb_dirty_limits(struct dirty_throttle_control *dtc)
*/
dtc->wb_thresh = __wb_calc_thresh(dtc);
dtc->wb_bg_thresh = dtc->thresh ?
div64_u64(dtc->wb_thresh * dtc->bg_thresh, dtc->thresh) : 0;
div_u64((u64)dtc->wb_thresh * dtc->bg_thresh, dtc->thresh) : 0;
/*
* In order to avoid the stacked BDI deadlock we need

14
net/ceph/mon_client.c
View file

@ -975,13 +975,19 @@ static void delayed_work(struct work_struct *work)
struct ceph_mon_client *monc =
container_of(work, struct ceph_mon_client, delayed_work.work);
dout("monc delayed_work\n");
mutex_lock(&monc->mutex);
dout("%s mon%d\n", __func__, monc->cur_mon);
if (monc->cur_mon < 0) {
goto out;
}
if (monc->hunting) {
dout("%s continuing hunt\n", __func__);
reopen_session(monc);
} else {
int is_auth = ceph_auth_is_authenticated(monc->auth);
dout("%s is_authed %d\n", __func__, is_auth);
if (ceph_con_keepalive_expired(&monc->con,
CEPH_MONC_PING_TIMEOUT)) {
dout("monc keepalive timeout\n");
@ -1006,6 +1012,8 @@ static void delayed_work(struct work_struct *work)
}
}
__schedule_delayed(monc);
out:
mutex_unlock(&monc->mutex);
}
@ -1118,13 +1126,15 @@ EXPORT_SYMBOL(ceph_monc_init);
void ceph_monc_stop(struct ceph_mon_client *monc)
{
dout("stop\n");
cancel_delayed_work_sync(&monc->delayed_work);
mutex_lock(&monc->mutex);
__close_session(monc);
monc->hunting = false;
monc->cur_mon = -1;
mutex_unlock(&monc->mutex);
cancel_delayed_work_sync(&monc->delayed_work);
/*
* flush msgr queue before we destroy ourselves to ensure that:
* - any work that references our embedded con is finished.

2
net/ipv4/inet_diag.c
View file

@ -1088,6 +1088,7 @@ static int inet_diag_dump_compat(struct sk_buff *skb,
req.sdiag_family = AF_UNSPEC; /* compatibility */
req.sdiag_protocol = inet_diag_type2proto(cb->nlh->nlmsg_type);
req.idiag_ext = rc->idiag_ext;
req.pad = 0;
req.idiag_states = rc->idiag_states;
req.id = rc->id;
@ -1106,6 +1107,7 @@ static int inet_diag_get_exact_compat(struct sk_buff *in_skb,
req.sdiag_family = rc->idiag_family;
req.sdiag_protocol = inet_diag_type2proto(nlh->nlmsg_type);
req.idiag_ext = rc->idiag_ext;
req.pad = 0;
req.idiag_states = rc->idiag_states;
req.id = rc->id;

2
net/ipv4/tcp.c
View file

@ -2707,6 +2707,7 @@ int tcp_disconnect(struct sock *sk, int flags)
/* Clean up fastopen related fields */
tcp_free_fastopen_req(tp);
inet->defer_connect = 0;
tp->fastopen_client_fail = 0;
WARN_ON(inet->inet_num && !icsk->icsk_bind_hash);
@ -3354,6 +3355,7 @@ void tcp_get_info(struct sock *sk, struct tcp_info *info)
info->tcpi_reord_seen = tp->reord_seen;
info->tcpi_rcv_ooopack = tp->rcv_ooopack;
info->tcpi_snd_wnd = tp->snd_wnd;
info->tcpi_fastopen_client_fail = tp->fastopen_client_fail;
unlock_sock_fast(sk, slow);
}
EXPORT_SYMBOL_GPL(tcp_get_info);

5
net/ipv4/tcp_fastopen.c
View file

@ -446,7 +446,10 @@ bool tcp_fastopen_cookie_check(struct sock *sk, u16 *mss,
cookie->len = -1;
return true;
}
return cookie->len > 0;
if (cookie->len > 0)
return true;
tcp_sk(sk)->fastopen_client_fail = TFO_COOKIE_UNAVAILABLE;
return false;
}
/* This function checks if we want to defer sending SYN until the first

112
net/ipv4/tcp_input.c
View file

@ -1906,7 +1906,7 @@ static void tcp_check_reno_reordering(struct sock *sk, const int addend)
/* Emulate SACKs for SACKless connection: account for a new dupack. */
static void tcp_add_reno_sack(struct sock *sk, int num_dupack)
static void tcp_add_reno_sack(struct sock *sk, int num_dupack, bool ece_ack)
{
if (num_dupack) {
struct tcp_sock *tp = tcp_sk(sk);
@ -1924,7 +1924,7 @@ static void tcp_add_reno_sack(struct sock *sk, int num_dupack)
/* Account for ACK, ACKing some data in Reno Recovery phase. */
static void tcp_remove_reno_sacks(struct sock *sk, int acked)
static void tcp_remove_reno_sacks(struct sock *sk, int acked, bool ece_ack)
{
struct tcp_sock *tp = tcp_sk(sk);
@ -1957,8 +1957,16 @@ void tcp_clear_retrans(struct tcp_sock *tp)
static inline void tcp_init_undo(struct tcp_sock *tp)
{
tp->undo_marker = tp->snd_una;
/* Retransmission still in flight may cause DSACKs later. */
tp->undo_retrans = tp->retrans_out ? : -1;
/* First, account for regular retransmits in flight: */
tp->undo_retrans = tp->retrans_out;
/* Next, account for TLP retransmits in flight: */
if (tp->tlp_high_seq && tp->tlp_retrans)
tp->undo_retrans++;
/* Finally, avoid 0, because undo_retrans==0 means "can undo now": */
if (!tp->undo_retrans)
tp->undo_retrans = -1;
}
static bool tcp_is_rack(const struct sock *sk)
@ -2037,6 +2045,7 @@ void tcp_enter_loss(struct sock *sk)
tcp_set_ca_state(sk, TCP_CA_Loss);
tp->high_seq = tp->snd_nxt;
tp->tlp_high_seq = 0;
tcp_ecn_queue_cwr(tp);
/* F-RTO RFC5682 sec 3.1 step 1: retransmit SND.UNA if no previous
@ -2203,8 +2212,7 @@ static bool tcp_time_to_recover(struct sock *sk, int flag)
}
/* Detect loss in event "A" above by marking head of queue up as lost.
* For non-SACK(Reno) senders, the first "packets" number of segments
* are considered lost. For RFC3517 SACK, a segment is considered lost if it
* For RFC3517 SACK, a segment is considered lost if it
* has at least tp->reordering SACKed seqments above it; "packets" refers to
* the maximum SACKed segments to pass before reaching this limit.
*/
@ -2212,10 +2220,9 @@ static void tcp_mark_head_lost(struct sock *sk, int packets, int mark_head)
{
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
int cnt, oldcnt, lost;
unsigned int mss;
int cnt;
/* Use SACK to deduce losses of new sequences sent during recovery */
const u32 loss_high = tcp_is_sack(tp) ? tp->snd_nxt : tp->high_seq;
const u32 loss_high = tp->snd_nxt;
WARN_ON(packets > tp->packets_out);
skb = tp->lost_skb_hint;
@ -2238,26 +2245,11 @@ static void tcp_mark_head_lost(struct sock *sk, int packets, int mark_head)
if (after(TCP_SKB_CB(skb)->end_seq, loss_high))
break;
oldcnt = cnt;
if (tcp_is_reno(tp) ||
(TCP_SKB_CB(skb)->sacked & TCPCB_SACKED_ACKED))
if (TCP_SKB_CB(skb)->sacked & TCPCB_SACKED_ACKED)
cnt += tcp_skb_pcount(skb);
if (cnt > packets) {
if (tcp_is_sack(tp) ||
(TCP_SKB_CB(skb)->sacked & TCPCB_SACKED_ACKED) ||
(oldcnt >= packets))
break;
mss = tcp_skb_mss(skb);
/* If needed, chop off the prefix to mark as lost. */
lost = (packets - oldcnt) * mss;
if (lost < skb->len &&
tcp_fragment(sk, TCP_FRAG_IN_RTX_QUEUE, skb,
lost, mss, GFP_ATOMIC) < 0)
break;
cnt = packets;
}
if (cnt > packets)
break;
tcp_skb_mark_lost(tp, skb);
@ -2747,15 +2739,24 @@ static void tcp_process_loss(struct sock *sk, int flag, int num_dupack,
* delivered. Lower inflight to clock out (re)tranmissions.
*/
if (after(tp->snd_nxt, tp->high_seq) && num_dupack)
tcp_add_reno_sack(sk, num_dupack);
tcp_add_reno_sack(sk, num_dupack, flag & FLAG_ECE);
else if (flag & FLAG_SND_UNA_ADVANCED)
tcp_reset_reno_sack(tp);
}
*rexmit = REXMIT_LOST;
}
static bool tcp_force_fast_retransmit(struct sock *sk)
{
struct tcp_sock *tp = tcp_sk(sk);
return after(tcp_highest_sack_seq(tp),
tp->snd_una + tp->reordering * tp->mss_cache);
}
/* Undo during fast recovery after partial ACK. */
static bool tcp_try_undo_partial(struct sock *sk, u32 prior_snd_una)
static bool tcp_try_undo_partial(struct sock *sk, u32 prior_snd_una,
bool *do_lost)
{
struct tcp_sock *tp = tcp_sk(sk);
@ -2780,7 +2781,9 @@ static bool tcp_try_undo_partial(struct sock *sk, u32 prior_snd_una)
tcp_undo_cwnd_reduction(sk, true);
NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPPARTIALUNDO);
tcp_try_keep_open(sk);
return true;
} else {
/* Partial ACK arrived. Force fast retransmit. */
*do_lost = tcp_force_fast_retransmit(sk);
}
return false;
}
@ -2804,14 +2807,6 @@ static void tcp_identify_packet_loss(struct sock *sk, int *ack_flag)
}
}
static bool tcp_force_fast_retransmit(struct sock *sk)
{
struct tcp_sock *tp = tcp_sk(sk);
return after(tcp_highest_sack_seq(tp),
tp->snd_una + tp->reordering * tp->mss_cache);
}
/* Process an event, which can update packets-in-flight not trivially.
* Main goal of this function is to calculate new estimate for left_out,
* taking into account both packets sitting in receiver's buffer and
@ -2830,6 +2825,7 @@ static void tcp_fastretrans_alert(struct sock *sk, const u32 prior_snd_una,
struct inet_connection_sock *icsk = inet_csk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int fast_rexmit = 0, flag = *ack_flag;
bool ece_ack = flag & FLAG_ECE;
bool do_lost = num_dupack || ((flag & FLAG_DATA_SACKED) &&
tcp_force_fast_retransmit(sk));
@ -2838,7 +2834,7 @@ static void tcp_fastretrans_alert(struct sock *sk, const u32 prior_snd_una,
/* Now state machine starts.
* A. ECE, hence prohibit cwnd undoing, the reduction is required. */
if (flag & FLAG_ECE)
if (ece_ack)
tp->prior_ssthresh = 0;
/* B. In all the states check for reneging SACKs. */
@ -2879,19 +2875,22 @@ static void tcp_fastretrans_alert(struct sock *sk, const u32 prior_snd_una,
case TCP_CA_Recovery:
if (!(flag & FLAG_SND_UNA_ADVANCED)) {
if (tcp_is_reno(tp))
tcp_add_reno_sack(sk, num_dupack);
} else {
if (tcp_try_undo_partial(sk, prior_snd_una))
return;
/* Partial ACK arrived. Force fast retransmit. */
do_lost = tcp_is_reno(tp) ||
tcp_force_fast_retransmit(sk);
}
if (tcp_try_undo_dsack(sk)) {
tcp_try_keep_open(sk);
tcp_add_reno_sack(sk, num_dupack, ece_ack);
} else if (tcp_try_undo_partial(sk, prior_snd_una, &do_lost))
return;
}
if (tcp_try_undo_dsack(sk))
tcp_try_to_open(sk, flag);
tcp_identify_packet_loss(sk, ack_flag);
if (icsk->icsk_ca_state != TCP_CA_Recovery) {
if (!tcp_time_to_recover(sk, flag))
return;
/* Undo reverts the recovery state. If loss is evident,
* starts a new recovery (e.g. reordering then loss);
*/
tcp_enter_recovery(sk, ece_ack);
}
break;
case TCP_CA_Loss:
tcp_process_loss(sk, flag, num_dupack, rexmit);
@ -2905,7 +2904,7 @@ static void tcp_fastretrans_alert(struct sock *sk, const u32 prior_snd_una,
if (tcp_is_reno(tp)) {
if (flag & FLAG_SND_UNA_ADVANCED)
tcp_reset_reno_sack(tp);
tcp_add_reno_sack(sk, num_dupack);
tcp_add_reno_sack(sk, num_dupack, ece_ack);
}
if (icsk->icsk_ca_state <= TCP_CA_Disorder)
@ -2929,7 +2928,7 @@ static void tcp_fastretrans_alert(struct sock *sk, const u32 prior_snd_una,
}
/* Otherwise enter Recovery state */
tcp_enter_recovery(sk, (flag & FLAG_ECE));
tcp_enter_recovery(sk, ece_ack);
fast_rexmit = 1;
}
@ -3107,7 +3106,7 @@ static void tcp_ack_tstamp(struct sock *sk, struct sk_buff *skb,
*/
static int tcp_clean_rtx_queue(struct sock *sk, u32 prior_fack,
u32 prior_snd_una,
struct tcp_sacktag_state *sack)
struct tcp_sacktag_state *sack, bool ece_ack)
{
const struct inet_connection_sock *icsk = inet_csk(sk);
u64 first_ackt, last_ackt;
@ -3245,7 +3244,7 @@ static int tcp_clean_rtx_queue(struct sock *sk, u32 prior_fack,
}
if (tcp_is_reno(tp)) {
tcp_remove_reno_sacks(sk, pkts_acked);
tcp_remove_reno_sacks(sk, pkts_acked, ece_ack);
/* If any of the cumulatively ACKed segments was
* retransmitted, non-SACK case cannot confirm that
@ -3754,7 +3753,8 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag)
goto no_queue;
/* See if we can take anything off of the retransmit queue. */
flag |= tcp_clean_rtx_queue(sk, prior_fack, prior_snd_una, &sack_state);
flag |= tcp_clean_rtx_queue(sk, prior_fack, prior_snd_una, &sack_state,
flag & FLAG_ECE);
tcp_rack_update_reo_wnd(sk, &rs);
@ -5907,6 +5907,10 @@ static bool tcp_rcv_fastopen_synack(struct sock *sk, struct sk_buff *synack,
tcp_fastopen_cache_set(sk, mss, cookie, syn_drop, try_exp);
if (data) { /* Retransmit unacked data in SYN */
if (tp->total_retrans)
tp->fastopen_client_fail = TFO_SYN_RETRANSMITTED;
else
tp->fastopen_client_fail = TFO_DATA_NOT_ACKED;
skb_rbtree_walk_from(data) {
if (__tcp_retransmit_skb(sk, data, 1))
break;

1
net/ipv4/tcp_metrics.c
View file

@ -614,6 +614,7 @@ static const struct nla_policy tcp_metrics_nl_policy[TCP_METRICS_ATTR_MAX + 1] =
[TCP_METRICS_ATTR_ADDR_IPV4] = { .type = NLA_U32, },
[TCP_METRICS_ATTR_ADDR_IPV6] = { .type = NLA_BINARY,
.len = sizeof(struct in6_addr), },
[TCP_METRICS_ATTR_SADDR_IPV4] = { .type = NLA_U32, },
/* Following attributes are not received for GET/DEL,
* we keep them for reference
*/

45
net/ipv4/tcp_timer.c
View file

@ -434,6 +434,39 @@ static void tcp_fastopen_synack_timer(struct sock *sk, struct request_sock *req)
TCP_TIMEOUT_INIT << req->num_timeout, TCP_RTO_MAX);
}
static bool tcp_rtx_probe0_timed_out(const struct sock *sk,
const struct sk_buff *skb)
{
const struct inet_connection_sock *icsk = inet_csk(sk);
u32 user_timeout = READ_ONCE(icsk->icsk_user_timeout);
const struct tcp_sock *tp = tcp_sk(sk);
int timeout = TCP_RTO_MAX * 2;
u32 rtx_delta;
s32 rcv_delta;
rtx_delta = (u32)msecs_to_jiffies(tcp_time_stamp(tp) -
(tp->retrans_stamp ?: tcp_skb_timestamp(skb)));
if (user_timeout) {
/* If user application specified a TCP_USER_TIMEOUT,
* it does not want win 0 packets to 'reset the timer'
* while retransmits are not making progress.
*/
if (rtx_delta > user_timeout)
return true;
timeout = min_t(u32, timeout, msecs_to_jiffies(user_timeout));
}
/* Note: timer interrupt might have been delayed by at least one jiffy,
* and tp->rcv_tstamp might very well have been written recently.
* rcv_delta can thus be negative.
*/
rcv_delta = icsk->icsk_timeout - tp->rcv_tstamp;
if (rcv_delta <= timeout)
return false;
return rtx_delta > timeout;
}
/**
* tcp_retransmit_timer() - The TCP retransmit timeout handler
@ -452,6 +485,7 @@ void tcp_retransmit_timer(struct sock *sk)
struct net *net = sock_net(sk);
struct inet_connection_sock *icsk = inet_csk(sk);
struct request_sock *req;
struct sk_buff *skb;
req = rcu_dereference_protected(tp->fastopen_rsk,
lockdep_sock_is_held(sk));
@ -464,10 +498,13 @@ void tcp_retransmit_timer(struct sock *sk)
*/
return;
}
if (!tp->packets_out || WARN_ON_ONCE(tcp_rtx_queue_empty(sk)))
if (!tp->packets_out)
return;
tp->tlp_high_seq = 0;
skb = tcp_rtx_queue_head(sk);
if (WARN_ON_ONCE(!skb))
return;
if (!tp->snd_wnd && !sock_flag(sk, SOCK_DEAD) &&
!((1 << sk->sk_state) & (TCPF_SYN_SENT | TCPF_SYN_RECV))) {
@ -493,12 +530,12 @@ void tcp_retransmit_timer(struct sock *sk)
tp->snd_una, tp->snd_nxt);
}
#endif
if (tcp_jiffies32 - tp->rcv_tstamp > TCP_RTO_MAX) {
if (tcp_rtx_probe0_timed_out(sk, skb)) {
tcp_write_err(sk);
goto out;
}
tcp_enter_loss(sk);
tcp_retransmit_skb(sk, tcp_rtx_queue_head(sk), 1);
tcp_retransmit_skb(sk, skb, 1);
__sk_dst_reset(sk);
goto out_reset_timer;
}

4
net/ipv4/udp.c
View file

@ -313,6 +313,8 @@ found:
goto fail_unlock;
}
sock_set_flag(sk, SOCK_RCU_FREE);
sk_add_node_rcu(sk, &hslot->head);
hslot->count++;
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
@ -329,7 +331,7 @@ found:
hslot2->count++;
spin_unlock(&hslot2->lock);
}
sock_set_flag(sk, SOCK_RCU_FREE);
error = 0;
fail_unlock:
spin_unlock_bh(&hslot->lock);

7
net/sctp/socket.c
View file

@ -7163,6 +7163,7 @@ static int sctp_getsockopt_assoc_ids(struct sock *sk, int len,
struct sctp_sock *sp = sctp_sk(sk);
struct sctp_association *asoc;
struct sctp_assoc_ids *ids;
size_t ids_size;
u32 num = 0;
if (sctp_style(sk, TCP))
@ -7175,11 +7176,11 @@ static int sctp_getsockopt_assoc_ids(struct sock *sk, int len,
num++;
}
if (len < sizeof(struct sctp_assoc_ids) + sizeof(sctp_assoc_t) * num)
ids_size = struct_size(ids, gaids_assoc_id, num);
if (len < ids_size)
return -EINVAL;
len = sizeof(struct sctp_assoc_ids) + sizeof(sctp_assoc_t) * num;
len = ids_size;
ids = kmalloc(len, GFP_USER | __GFP_NOWARN);
if (unlikely(!ids))
return -ENOMEM;

5
net/sunrpc/clnt.c
View file

@ -113,7 +113,8 @@ static void rpc_clnt_remove_pipedir(struct rpc_clnt *clnt)
pipefs_sb = rpc_get_sb_net(net);
if (pipefs_sb) {
__rpc_clnt_remove_pipedir(clnt);
if (pipefs_sb == clnt->pipefs_sb)
__rpc_clnt_remove_pipedir(clnt);
rpc_put_sb_net(net);
}
}
@ -153,6 +154,8 @@ rpc_setup_pipedir(struct super_block *pipefs_sb, struct rpc_clnt *clnt)
{
struct dentry *dentry;
clnt->pipefs_sb = pipefs_sb;
if (clnt->cl_program->pipe_dir_name != NULL) {
dentry = rpc_setup_pipedir_sb(pipefs_sb, clnt);
if (IS_ERR(dentry))

11
sound/pci/hda/patch_realtek.c
View file

@ -8331,6 +8331,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x10cf, 0x1845, "Lifebook U904", ALC269_FIXUP_LIFEBOOK_EXTMIC),
SND_PCI_QUIRK(0x10ec, 0x10f2, "Intel Reference board", ALC700_FIXUP_INTEL_REFERENCE),
SND_PCI_QUIRK(0x10ec, 0x118c, "Medion EE4254 MD62100", ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE),
SND_PCI_QUIRK(0x10ec, 0x11bc, "VAIO VJFE-IL", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x10ec, 0x1230, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
SND_PCI_QUIRK(0x10ec, 0x124c, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
SND_PCI_QUIRK(0x10ec, 0x1252, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
@ -8494,6 +8495,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1d72, 0x1901, "RedmiBook 14", ALC256_FIXUP_ASUS_HEADSET_MIC),
SND_PCI_QUIRK(0x1d72, 0x1945, "Redmi G", ALC256_FIXUP_ASUS_HEADSET_MIC),
SND_PCI_QUIRK(0x1d72, 0x1947, "RedmiBook Air", ALC255_FIXUP_XIAOMI_HEADSET_MIC),
SND_PCI_QUIRK(0x2782, 0x0214, "VAIO VJFE-CL", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x2782, 0x0232, "CHUWI CoreBook XPro", ALC269VB_FIXUP_CHUWI_COREBOOK_XPRO),
SND_PCI_QUIRK(0x2782, 0x1707, "Vaio VJFE-ADL", ALC298_FIXUP_SPK_VOLUME),
SND_PCI_QUIRK(0x8086, 0x2074, "Intel NUC 8", ALC233_FIXUP_INTEL_NUC8_DMIC),
@ -9909,6 +9911,7 @@ enum {
ALC897_FIXUP_LENOVO_HEADSET_MODE,
ALC897_FIXUP_HEADSET_MIC_PIN2,
ALC897_FIXUP_UNIS_H3C_X500S,
ALC897_FIXUP_HEADSET_MIC_PIN3,
};
static const struct hda_fixup alc662_fixups[] = {
@ -10355,10 +10358,18 @@ static const struct hda_fixup alc662_fixups[] = {
{}
},
},
[ALC897_FIXUP_HEADSET_MIC_PIN3] = {
.type = HDA_FIXUP_PINS,
.v.pins = (const struct hda_pintbl[]) {
{ 0x19, 0x03a11050 }, /* use as headset mic */
{ }
},
},
};
static const struct snd_pci_quirk alc662_fixup_tbl[] = {
SND_PCI_QUIRK(0x1019, 0x9087, "ECS", ALC662_FIXUP_ASUS_MODE2),
SND_PCI_QUIRK(0x1019, 0x9859, "JP-IK LEAP W502", ALC897_FIXUP_HEADSET_MIC_PIN3),
SND_PCI_QUIRK(0x1025, 0x022f, "Acer Aspire One", ALC662_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x1025, 0x0241, "Packard Bell DOTS", ALC662_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x1025, 0x0308, "Acer Aspire 8942G", ALC662_FIXUP_ASPIRE),

14
tools/testing/selftests/net/msg_zerocopy.c
View file

@ -85,6 +85,7 @@ static bool cfg_rx;
static int cfg_runtime_ms = 4200;
static int cfg_verbose;
static int cfg_waittime_ms = 500;
static int cfg_notification_limit = 32;
static bool cfg_zerocopy;
static socklen_t cfg_alen;
@ -95,6 +96,7 @@ static char payload[IP_MAXPACKET];
static long packets, bytes, completions, expected_completions;
static int zerocopied = -1;
static uint32_t next_completion;
static uint32_t sends_since_notify;
static unsigned long gettimeofday_ms(void)
{
@ -208,6 +210,7 @@ static bool do_sendmsg(int fd, struct msghdr *msg, bool do_zerocopy, int domain)
error(1, errno, "send");
if (cfg_verbose && ret != len)
fprintf(stderr, "send: ret=%u != %u\n", ret, len);
sends_since_notify++;
if (len) {
packets++;
@ -435,7 +438,7 @@ static bool do_recv_completion(int fd, int domain)
/* Detect notification gaps. These should not happen often, if at all.
* Gaps can occur due to drops, reordering and retransmissions.
*/
if (lo != next_completion)
if (cfg_verbose && lo != next_completion)
fprintf(stderr, "gap: %u..%u does not append to %u\n",
lo, hi, next_completion);
next_completion = hi + 1;
@ -460,6 +463,7 @@ static bool do_recv_completion(int fd, int domain)
static void do_recv_completions(int fd, int domain)
{
while (do_recv_completion(fd, domain)) {}
sends_since_notify = 0;
}
/* Wait for all remaining completions on the errqueue */
@ -549,6 +553,9 @@ static void do_tx(int domain, int type, int protocol)
else
do_sendmsg(fd, &msg, cfg_zerocopy, domain);
if (cfg_zerocopy && sends_since_notify >= cfg_notification_limit)
do_recv_completions(fd, domain);
while (!do_poll(fd, POLLOUT)) {
if (cfg_zerocopy)
do_recv_completions(fd, domain);
@ -708,7 +715,7 @@ static void parse_opts(int argc, char **argv)
cfg_payload_len = max_payload_len;
while ((c = getopt(argc, argv, "46c:C:D:i:mp:rs:S:t:vz")) != -1) {
while ((c = getopt(argc, argv, "46c:C:D:i:l:mp:rs:S:t:vz")) != -1) {
switch (c) {
case '4':
if (cfg_family != PF_UNSPEC)
@ -736,6 +743,9 @@ static void parse_opts(int argc, char **argv)
if (cfg_ifindex == 0)
error(1, errno, "invalid iface: %s", optarg);
break;
case 'l':
cfg_notification_limit = strtoul(optarg, NULL, 0);
break;
case 'm':
cfg_cork_mixed = true;
break;