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Merge 4.9.170 into android-4.9

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Changes in 4.9.170
	ARC: u-boot args: check that magic number is correct
	perf/core: Restore mmap record type correctly
	ext4: add missing brelse() in add_new_gdb_meta_bg()
	ext4: report real fs size after failed resize
	ALSA: echoaudio: add a check for ioremap_nocache
	ALSA: sb8: add a check for request_region
	IB/mlx4: Fix race condition between catas error reset and aliasguid flows
	mmc: davinci: remove extraneous __init annotation
	ALSA: opl3: fix mismatch between snd_opl3_drum_switch definition and declaration
	thermal/int340x_thermal: Add additional UUIDs
	thermal/int340x_thermal: fix mode setting
	tools/power turbostat: return the exit status of a command
	perf config: Fix an error in the config template documentation
	perf config: Fix a memory leak in collect_config()
	perf build-id: Fix memory leak in print_sdt_events()
	perf top: Fix error handling in cmd_top()
	perf hist: Add missing map__put() in error case
	perf evsel: Free evsel->counts in perf_evsel__exit()
	perf tests: Fix a memory leak of cpu_map object in the openat_syscall_event_on_all_cpus test
	perf tests: Fix a memory leak in test__perf_evsel__tp_sched_test()
	irqchip/mbigen: Don't clear eventid when freeing an MSI
	x86/hpet: Prevent potential NULL pointer dereference
	x86/cpu/cyrix: Use correct macros for Cyrix calls on Geode processors
	iommu/vt-d: Check capability before disabling protected memory
	x86/hw_breakpoints: Make default case in hw_breakpoint_arch_parse() return an error
	fix incorrect error code mapping for OBJECTID_NOT_FOUND
	ext4: prohibit fstrim in norecovery mode
	gpio: pxa: handle corner case of unprobed device
	rsi: improve kernel thread handling to fix kernel panic
	9p: do not trust pdu content for stat item size
	9p locks: add mount option for lock retry interval
	f2fs: fix to do sanity check with current segment number
	serial: uartps: console_setup() can't be placed to init section
	HID: i2c-hid: override HID descriptors for certain devices
	ARM: samsung: Limit SAMSUNG_PM_CHECK config option to non-Exynos platforms
	ACPI / SBS: Fix GPE storm on recent MacBookPro's
	cifs: fallback to older infolevels on findfirst queryinfo retry
	kernel: hung_task.c: disable on suspend
	crypto: sha256/arm - fix crash bug in Thumb2 build
	crypto: sha512/arm - fix crash bug in Thumb2 build
	iommu/dmar: Fix buffer overflow during PCI bus notification
	soc/tegra: pmc: Drop locking from tegra_powergate_is_powered()
	lkdtm: Add tests for NULL pointer dereference
	ARM: 8839/1: kprobe: make patch_lock a raw_spinlock_t
	appletalk: Fix use-after-free in atalk_proc_exit
	lib/div64.c: off by one in shift
	include/linux/swap.h: use offsetof() instead of custom __swapoffset macro
	tpm/tpm_crb: Avoid unaligned reads in crb_recv()
	net: stmmac: Set dma ring length before enabling the DMA
	appletalk: Fix compile regression
	Linux 4.9.170

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Greg Kroah-Hartman
2019-04-20 15:59:21 +02:00
parent 73ab44b808 ad387ec4bc
commit 1ef64dae62
62 changed files with 758 additions and 130 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
Makefile
View File

@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
SUBLEVEL = 169
SUBLEVEL = 170
EXTRAVERSION =
NAME = Roaring Lionus

1
arch/arc/kernel/head.S
View File

@@ -107,6 +107,7 @@ ENTRY(stext)
; r2 = pointer to uboot provided cmdline or external DTB in mem
; These are handled later in handle_uboot_args()
st r0, [@uboot_tag]
st r1, [@uboot_magic]
st r2, [@uboot_arg]
#endif

8
arch/arc/kernel/setup.c
View File

@@ -32,6 +32,7 @@ unsigned int intr_to_DE_cnt;
/* Part of U-boot ABI: see head.S */
int __initdata uboot_tag;
int __initdata uboot_magic;
char __initdata *uboot_arg;
const struct machine_desc *machine_desc;
@@ -400,6 +401,8 @@ static inline bool uboot_arg_invalid(unsigned long addr)
#define UBOOT_TAG_NONE 0
#define UBOOT_TAG_CMDLINE 1
#define UBOOT_TAG_DTB 2
/* We always pass 0 as magic from U-boot */
#define UBOOT_MAGIC_VALUE 0
void __init handle_uboot_args(void)
{
@@ -415,6 +418,11 @@ void __init handle_uboot_args(void)
goto ignore_uboot_args;
}
if (uboot_magic != UBOOT_MAGIC_VALUE) {
pr_warn(IGNORE_ARGS "non zero uboot magic\n");
goto ignore_uboot_args;
}
if (uboot_tag != UBOOT_TAG_NONE &&
uboot_arg_invalid((unsigned long)uboot_arg)) {
pr_warn(IGNORE_ARGS "invalid uboot arg: '%px'\n", uboot_arg);

3
arch/arm/crypto/sha256-armv4.pl
View File

@@ -205,10 +205,11 @@ K256:
.global sha256_block_data_order
.type sha256_block_data_order,%function
sha256_block_data_order:
.Lsha256_block_data_order:
#if __ARM_ARCH__<7
sub r3,pc,#8 @ sha256_block_data_order
#else
adr r3,sha256_block_data_order
adr r3,.Lsha256_block_data_order
#endif
#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__)
ldr r12,.LOPENSSL_armcap

3
arch/arm/crypto/sha256-core.S_shipped
View File

@@ -86,10 +86,11 @@ K256:
.global sha256_block_data_order
.type sha256_block_data_order,%function
sha256_block_data_order:
.Lsha256_block_data_order:
#if __ARM_ARCH__<7
sub r3,pc,#8 @ sha256_block_data_order
#else
adr r3,sha256_block_data_order
adr r3,.Lsha256_block_data_order
#endif
#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__)
ldr r12,.LOPENSSL_armcap

3
arch/arm/crypto/sha512-armv4.pl
View File

@@ -267,10 +267,11 @@ WORD64(0x5fcb6fab,0x3ad6faec, 0x6c44198c,0x4a475817)
.global sha512_block_data_order
.type sha512_block_data_order,%function
sha512_block_data_order:
.Lsha512_block_data_order:
#if __ARM_ARCH__<7
sub r3,pc,#8 @ sha512_block_data_order
#else
adr r3,sha512_block_data_order
adr r3,.Lsha512_block_data_order
#endif
#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__)
ldr r12,.LOPENSSL_armcap

3
arch/arm/crypto/sha512-core.S_shipped
View File

@@ -134,10 +134,11 @@ WORD64(0x5fcb6fab,0x3ad6faec, 0x6c44198c,0x4a475817)
.global sha512_block_data_order
.type sha512_block_data_order,%function
sha512_block_data_order:
.Lsha512_block_data_order:
#if __ARM_ARCH__<7
sub r3,pc,#8 @ sha512_block_data_order
#else
adr r3,sha512_block_data_order
adr r3,.Lsha512_block_data_order
#endif
#if __ARM_MAX_ARCH__>=7 && !defined(__KERNEL__)
ldr r12,.LOPENSSL_armcap

6
arch/arm/kernel/patch.c
View File

@@ -15,7 +15,7 @@ struct patch {
unsigned int insn;
};
static DEFINE_SPINLOCK(patch_lock);
static DEFINE_RAW_SPINLOCK(patch_lock);
static void __kprobes *patch_map(void *addr, int fixmap, unsigned long *flags)
__acquires(&patch_lock)
@@ -32,7 +32,7 @@ static void __kprobes *patch_map(void *addr, int fixmap, unsigned long *flags)
return addr;
if (flags)
spin_lock_irqsave(&patch_lock, *flags);
raw_spin_lock_irqsave(&patch_lock, *flags);
else
__acquire(&patch_lock);
@@ -47,7 +47,7 @@ static void __kprobes patch_unmap(int fixmap, unsigned long *flags)
clear_fixmap(fixmap);
if (flags)
spin_unlock_irqrestore(&patch_lock, *flags);
raw_spin_unlock_irqrestore(&patch_lock, *flags);
else
__release(&patch_lock);
}

2
arch/arm/plat-samsung/Kconfig
View File

@@ -258,7 +258,7 @@ config S3C_PM_DEBUG_LED_SMDK
config SAMSUNG_PM_CHECK
bool "S3C2410 PM Suspend Memory CRC"
depends on PM
depends on PM && (PLAT_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210)
select CRC32
help
Enable the PM code's memory area checksum over sleep. This option

14
arch/x86/kernel/cpu/cyrix.c
View File

@@ -121,7 +121,7 @@ static void set_cx86_reorder(void)
setCx86(CX86_CCR3, (ccr3 & 0x0f) | 0x10); /* enable MAPEN */
/* Load/Store Serialize to mem access disable (=reorder it) */
setCx86_old(CX86_PCR0, getCx86_old(CX86_PCR0) & ~0x80);
setCx86(CX86_PCR0, getCx86(CX86_PCR0) & ~0x80);
/* set load/store serialize from 1GB to 4GB */
ccr3 |= 0xe0;
setCx86(CX86_CCR3, ccr3);
@@ -132,11 +132,11 @@ static void set_cx86_memwb(void)
pr_info("Enable Memory-Write-back mode on Cyrix/NSC processor.\n");
/* CCR2 bit 2: unlock NW bit */
setCx86_old(CX86_CCR2, getCx86_old(CX86_CCR2) & ~0x04);
setCx86(CX86_CCR2, getCx86(CX86_CCR2) & ~0x04);
/* set 'Not Write-through' */
write_cr0(read_cr0() | X86_CR0_NW);
/* CCR2 bit 2: lock NW bit and set WT1 */
setCx86_old(CX86_CCR2, getCx86_old(CX86_CCR2) | 0x14);
setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14);
}
/*
@@ -150,14 +150,14 @@ static void geode_configure(void)
local_irq_save(flags);
/* Suspend on halt power saving and enable #SUSP pin */
setCx86_old(CX86_CCR2, getCx86_old(CX86_CCR2) | 0x88);
setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x88);
ccr3 = getCx86(CX86_CCR3);
setCx86(CX86_CCR3, (ccr3 & 0x0f) | 0x10); /* enable MAPEN */
/* FPU fast, DTE cache, Mem bypass */
setCx86_old(CX86_CCR4, getCx86_old(CX86_CCR4) | 0x38);
setCx86(CX86_CCR4, getCx86(CX86_CCR4) | 0x38);
setCx86(CX86_CCR3, ccr3); /* disable MAPEN */
set_cx86_memwb();
@@ -293,7 +293,7 @@ static void init_cyrix(struct cpuinfo_x86 *c)
/* GXm supports extended cpuid levels 'ala' AMD */
if (c->cpuid_level == 2) {
/* Enable cxMMX extensions (GX1 Datasheet 54) */
setCx86_old(CX86_CCR7, getCx86_old(CX86_CCR7) | 1);
setCx86(CX86_CCR7, getCx86(CX86_CCR7) | 1);
/*
* GXm : 0x30 ... 0x5f GXm datasheet 51
@@ -316,7 +316,7 @@ static void init_cyrix(struct cpuinfo_x86 *c)
if (dir1 > 7) {
dir0_msn++; /* M II */
/* Enable MMX extensions (App note 108) */
setCx86_old(CX86_CCR7, getCx86_old(CX86_CCR7)|1);
setCx86(CX86_CCR7, getCx86(CX86_CCR7)|1);
} else {
/* A 6x86MX - it has the bug. */
set_cpu_bug(c, X86_BUG_COMA);

2
arch/x86/kernel/hpet.c
View File

@@ -914,6 +914,8 @@ int __init hpet_enable(void)
return 0;
hpet_set_mapping();
if (!hpet_virt_address)
return 0;
/*
* Read the period and check for a sane value:

1
arch/x86/kernel/hw_breakpoint.c
View File

@@ -352,6 +352,7 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp)
#endif
default:
WARN_ON_ONCE(1);
return -EINVAL;
}
/*

8
drivers/acpi/sbs.c
View File

@@ -443,9 +443,13 @@ static int acpi_ac_get_present(struct acpi_sbs *sbs)
/*
* The spec requires that bit 4 always be 1. If it's not set, assume
* that the implementation doesn't support an SBS charger
* that the implementation doesn't support an SBS charger.
*
* And on some MacBooks a status of 0xffff is always returned, no
* matter whether the charger is plugged in or not, which is also
* wrong, so ignore the SBS charger for those too.
*/
if (!((status >> 4) & 0x1))
if (!((status >> 4) & 0x1) || status == 0xffff)
return -ENODEV;
sbs->charger_present = (status >> 15) & 0x1;

22
drivers/char/tpm/tpm_crb.c
View File

@@ -102,19 +102,29 @@ static int crb_recv(struct tpm_chip *chip, u8 *buf, size_t count)
struct crb_priv *priv = dev_get_drvdata(&chip->dev);
unsigned int expected;
/* sanity check */
if (count < 6)
/* A sanity check that the upper layer wants to get at least the header
* as that is the minimum size for any TPM response.
*/
if (count < TPM_HEADER_SIZE)
return -EIO;
/* If this bit is set, according to the spec, the TPM is in
* unrecoverable condition.
*/
if (ioread32(&priv->cca->sts) & CRB_CTRL_STS_ERROR)
return -EIO;
memcpy_fromio(buf, priv->rsp, 6);
expected = be32_to_cpup((__be32 *) &buf[2]);
if (expected > count || expected < 6)
/* Read the first 8 bytes in order to get the length of the response.
* We read exactly a quad word in order to make sure that the remaining
* reads will be aligned.
*/
memcpy_fromio(buf, priv->rsp, 8);
expected = be32_to_cpup((__be32 *)&buf[2]);
if (expected > count || expected < TPM_HEADER_SIZE)
return -EIO;
memcpy_fromio(&buf[6], &priv->rsp[6], expected - 6);
memcpy_fromio(&buf[8], &priv->rsp[8], expected - 8);
return expected;
}

6
drivers/gpio/gpio-pxa.c
View File

@@ -774,6 +774,9 @@ static int pxa_gpio_suspend(void)
struct pxa_gpio_bank *c;
int gpio;
if (!pchip)
return 0;
for_each_gpio_bank(gpio, c, pchip) {
c->saved_gplr = readl_relaxed(c->regbase + GPLR_OFFSET);
c->saved_gpdr = readl_relaxed(c->regbase + GPDR_OFFSET);
@@ -792,6 +795,9 @@ static void pxa_gpio_resume(void)
struct pxa_gpio_bank *c;
int gpio;
if (!pchip)
return;
for_each_gpio_bank(gpio, c, pchip) {
/* restore level with set/clear */
writel_relaxed(c->saved_gplr, c->regbase + GPSR_OFFSET);

3
drivers/hid/i2c-hid/Makefile
View File

@@ -3,3 +3,6 @@
#
obj-$(CONFIG_I2C_HID) += i2c-hid.o
i2c-hid-objs = i2c-hid-core.o
i2c-hid-$(CONFIG_DMI) += i2c-hid-dmi-quirks.o

56
drivers/hid/i2c-hid/i2c-hid.c → drivers/hid/i2c-hid/i2c-hid-core.c
View File

@@ -42,6 +42,7 @@
#include <linux/i2c/i2c-hid.h>
#include "../hid-ids.h"
#include "i2c-hid.h"
/* quirks to control the device */
#define I2C_HID_QUIRK_SET_PWR_WAKEUP_DEV BIT(0)
@@ -724,6 +725,7 @@ static int i2c_hid_parse(struct hid_device *hid)
char *rdesc;
int ret;
int tries = 3;
char *use_override;
i2c_hid_dbg(ihid, "entering %s\n", __func__);
@@ -742,26 +744,37 @@ static int i2c_hid_parse(struct hid_device *hid)
if (ret)
return ret;
rdesc = kzalloc(rsize, GFP_KERNEL);
use_override = i2c_hid_get_dmi_hid_report_desc_override(client->name,
&rsize);
if (!rdesc) {
dbg_hid("couldn't allocate rdesc memory\n");
return -ENOMEM;
}
if (use_override) {
rdesc = use_override;
i2c_hid_dbg(ihid, "Using a HID report descriptor override\n");
} else {
rdesc = kzalloc(rsize, GFP_KERNEL);
i2c_hid_dbg(ihid, "asking HID report descriptor\n");
if (!rdesc) {
dbg_hid("couldn't allocate rdesc memory\n");
return -ENOMEM;
}
ret = i2c_hid_command(client, &hid_report_descr_cmd, rdesc, rsize);
if (ret) {
hid_err(hid, "reading report descriptor failed\n");
kfree(rdesc);
return -EIO;
i2c_hid_dbg(ihid, "asking HID report descriptor\n");
ret = i2c_hid_command(client, &hid_report_descr_cmd,
rdesc, rsize);
if (ret) {
hid_err(hid, "reading report descriptor failed\n");
kfree(rdesc);
return -EIO;
}
}
i2c_hid_dbg(ihid, "Report Descriptor: %*ph\n", rsize, rdesc);
ret = hid_parse_report(hid, rdesc, rsize);
kfree(rdesc);
if (!use_override)
kfree(rdesc);
if (ret) {
dbg_hid("parsing report descriptor failed\n");
return ret;
@@ -899,12 +912,19 @@ static int i2c_hid_fetch_hid_descriptor(struct i2c_hid *ihid)
int ret;
/* i2c hid fetch using a fixed descriptor size (30 bytes) */
i2c_hid_dbg(ihid, "Fetching the HID descriptor\n");
ret = i2c_hid_command(client, &hid_descr_cmd, ihid->hdesc_buffer,
sizeof(struct i2c_hid_desc));
if (ret) {
dev_err(&client->dev, "hid_descr_cmd failed\n");
return -ENODEV;
if (i2c_hid_get_dmi_i2c_hid_desc_override(client->name)) {
i2c_hid_dbg(ihid, "Using a HID descriptor override\n");
ihid->hdesc =
*i2c_hid_get_dmi_i2c_hid_desc_override(client->name);
} else {
i2c_hid_dbg(ihid, "Fetching the HID descriptor\n");
ret = i2c_hid_command(client, &hid_descr_cmd,
ihid->hdesc_buffer,
sizeof(struct i2c_hid_desc));
if (ret) {
dev_err(&client->dev, "hid_descr_cmd failed\n");
return -ENODEV;
}
}
/* Validate the length of HID descriptor, the 4 first bytes:

376
drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c Normal file
View File

@@ -0,0 +1,376 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Quirks for I2C-HID devices that do not supply proper descriptors
*
* Copyright (c) 2018 Julian Sax <jsbc@gmx.de>
*
*/
#include <linux/types.h>
#include <linux/dmi.h>
#include <linux/mod_devicetable.h>
#include "i2c-hid.h"
struct i2c_hid_desc_override {
union {
struct i2c_hid_desc *i2c_hid_desc;
uint8_t *i2c_hid_desc_buffer;
};
uint8_t *hid_report_desc;
unsigned int hid_report_desc_size;
uint8_t *i2c_name;
};
/*
* descriptors for the SIPODEV SP1064 touchpad
*
* This device does not supply any descriptors and on windows a filter
* driver operates between the i2c-hid layer and the device and injects
* these descriptors when the device is prompted. The descriptors were
* extracted by listening to the i2c-hid traffic that occurs between the
* windows filter driver and the windows i2c-hid driver.
*/
static const struct i2c_hid_desc_override sipodev_desc = {
.i2c_hid_desc_buffer = (uint8_t [])
{0x1e, 0x00, /* Length of descriptor */
0x00, 0x01, /* Version of descriptor */
0xdb, 0x01, /* Length of report descriptor */
0x21, 0x00, /* Location of report descriptor */
0x24, 0x00, /* Location of input report */
0x1b, 0x00, /* Max input report length */
0x25, 0x00, /* Location of output report */
0x11, 0x00, /* Max output report length */
0x22, 0x00, /* Location of command register */
0x23, 0x00, /* Location of data register */
0x11, 0x09, /* Vendor ID */
0x88, 0x52, /* Product ID */
0x06, 0x00, /* Version ID */
0x00, 0x00, 0x00, 0x00 /* Reserved */
},
.hid_report_desc = (uint8_t [])
{0x05, 0x01, /* Usage Page (Desktop), */
0x09, 0x02, /* Usage (Mouse), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x01, /* Report ID (1), */
0x09, 0x01, /* Usage (Pointer), */
0xA1, 0x00, /* Collection (Physical), */
0x05, 0x09, /* Usage Page (Button), */
0x19, 0x01, /* Usage Minimum (01h), */
0x29, 0x02, /* Usage Maximum (02h), */
0x25, 0x01, /* Logical Maximum (1), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x02, /* Report Count (2), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x06, /* Report Count (6), */
0x81, 0x01, /* Input (Constant), */
0x05, 0x01, /* Usage Page (Desktop), */
0x09, 0x30, /* Usage (X), */
0x09, 0x31, /* Usage (Y), */
0x15, 0x81, /* Logical Minimum (-127), */
0x25, 0x7F, /* Logical Maximum (127), */
0x75, 0x08, /* Report Size (8), */
0x95, 0x02, /* Report Count (2), */
0x81, 0x06, /* Input (Variable, Relative), */
0xC0, /* End Collection, */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x05, /* Usage (Touchpad), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x04, /* Report ID (4), */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x22, /* Usage (Finger), */
0xA1, 0x02, /* Collection (Logical), */
0x15, 0x00, /* Logical Minimum (0), */
0x25, 0x01, /* Logical Maximum (1), */
0x09, 0x47, /* Usage (Touch Valid), */
0x09, 0x42, /* Usage (Tip Switch), */
0x95, 0x02, /* Report Count (2), */
0x75, 0x01, /* Report Size (1), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x01, /* Report Count (1), */
0x75, 0x03, /* Report Size (3), */
0x25, 0x05, /* Logical Maximum (5), */
0x09, 0x51, /* Usage (Contact Identifier), */
0x81, 0x02, /* Input (Variable), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x03, /* Report Count (3), */
0x81, 0x03, /* Input (Constant, Variable), */
0x05, 0x01, /* Usage Page (Desktop), */
0x26, 0x44, 0x0A, /* Logical Maximum (2628), */
0x75, 0x10, /* Report Size (16), */
0x55, 0x0E, /* Unit Exponent (14), */
0x65, 0x11, /* Unit (Centimeter), */
0x09, 0x30, /* Usage (X), */
0x46, 0x1A, 0x04, /* Physical Maximum (1050), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x46, 0xBC, 0x02, /* Physical Maximum (700), */
0x26, 0x34, 0x05, /* Logical Maximum (1332), */
0x09, 0x31, /* Usage (Y), */
0x81, 0x02, /* Input (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x22, /* Usage (Finger), */
0xA1, 0x02, /* Collection (Logical), */
0x25, 0x01, /* Logical Maximum (1), */
0x09, 0x47, /* Usage (Touch Valid), */
0x09, 0x42, /* Usage (Tip Switch), */
0x95, 0x02, /* Report Count (2), */
0x75, 0x01, /* Report Size (1), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x01, /* Report Count (1), */
0x75, 0x03, /* Report Size (3), */
0x25, 0x05, /* Logical Maximum (5), */
0x09, 0x51, /* Usage (Contact Identifier), */
0x81, 0x02, /* Input (Variable), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x03, /* Report Count (3), */
0x81, 0x03, /* Input (Constant, Variable), */
0x05, 0x01, /* Usage Page (Desktop), */
0x26, 0x44, 0x0A, /* Logical Maximum (2628), */
0x75, 0x10, /* Report Size (16), */
0x09, 0x30, /* Usage (X), */
0x46, 0x1A, 0x04, /* Physical Maximum (1050), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x46, 0xBC, 0x02, /* Physical Maximum (700), */
0x26, 0x34, 0x05, /* Logical Maximum (1332), */
0x09, 0x31, /* Usage (Y), */
0x81, 0x02, /* Input (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x22, /* Usage (Finger), */
0xA1, 0x02, /* Collection (Logical), */
0x25, 0x01, /* Logical Maximum (1), */
0x09, 0x47, /* Usage (Touch Valid), */
0x09, 0x42, /* Usage (Tip Switch), */
0x95, 0x02, /* Report Count (2), */
0x75, 0x01, /* Report Size (1), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x01, /* Report Count (1), */
0x75, 0x03, /* Report Size (3), */
0x25, 0x05, /* Logical Maximum (5), */
0x09, 0x51, /* Usage (Contact Identifier), */
0x81, 0x02, /* Input (Variable), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x03, /* Report Count (3), */
0x81, 0x03, /* Input (Constant, Variable), */
0x05, 0x01, /* Usage Page (Desktop), */
0x26, 0x44, 0x0A, /* Logical Maximum (2628), */
0x75, 0x10, /* Report Size (16), */
0x09, 0x30, /* Usage (X), */
0x46, 0x1A, 0x04, /* Physical Maximum (1050), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x46, 0xBC, 0x02, /* Physical Maximum (700), */
0x26, 0x34, 0x05, /* Logical Maximum (1332), */
0x09, 0x31, /* Usage (Y), */
0x81, 0x02, /* Input (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x22, /* Usage (Finger), */
0xA1, 0x02, /* Collection (Logical), */
0x25, 0x01, /* Logical Maximum (1), */
0x09, 0x47, /* Usage (Touch Valid), */
0x09, 0x42, /* Usage (Tip Switch), */
0x95, 0x02, /* Report Count (2), */
0x75, 0x01, /* Report Size (1), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x01, /* Report Count (1), */
0x75, 0x03, /* Report Size (3), */
0x25, 0x05, /* Logical Maximum (5), */
0x09, 0x51, /* Usage (Contact Identifier), */
0x81, 0x02, /* Input (Variable), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x03, /* Report Count (3), */
0x81, 0x03, /* Input (Constant, Variable), */
0x05, 0x01, /* Usage Page (Desktop), */
0x26, 0x44, 0x0A, /* Logical Maximum (2628), */
0x75, 0x10, /* Report Size (16), */
0x09, 0x30, /* Usage (X), */
0x46, 0x1A, 0x04, /* Physical Maximum (1050), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x46, 0xBC, 0x02, /* Physical Maximum (700), */
0x26, 0x34, 0x05, /* Logical Maximum (1332), */
0x09, 0x31, /* Usage (Y), */
0x81, 0x02, /* Input (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x55, 0x0C, /* Unit Exponent (12), */
0x66, 0x01, 0x10, /* Unit (Seconds), */
0x47, 0xFF, 0xFF, 0x00, 0x00,/* Physical Maximum (65535), */
0x27, 0xFF, 0xFF, 0x00, 0x00,/* Logical Maximum (65535), */
0x75, 0x10, /* Report Size (16), */
0x95, 0x01, /* Report Count (1), */
0x09, 0x56, /* Usage (Scan Time), */
0x81, 0x02, /* Input (Variable), */
0x09, 0x54, /* Usage (Contact Count), */
0x25, 0x7F, /* Logical Maximum (127), */
0x75, 0x08, /* Report Size (8), */
0x81, 0x02, /* Input (Variable), */
0x05, 0x09, /* Usage Page (Button), */
0x09, 0x01, /* Usage (01h), */
0x25, 0x01, /* Logical Maximum (1), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x07, /* Report Count (7), */
0x81, 0x03, /* Input (Constant, Variable), */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x85, 0x02, /* Report ID (2), */
0x09, 0x55, /* Usage (Contact Count Maximum), */
0x09, 0x59, /* Usage (59h), */
0x75, 0x04, /* Report Size (4), */
0x95, 0x02, /* Report Count (2), */
0x25, 0x0F, /* Logical Maximum (15), */
0xB1, 0x02, /* Feature (Variable), */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x85, 0x07, /* Report ID (7), */
0x09, 0x60, /* Usage (60h), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x01, /* Report Count (1), */
0x25, 0x01, /* Logical Maximum (1), */
0xB1, 0x02, /* Feature (Variable), */
0x95, 0x07, /* Report Count (7), */
0xB1, 0x03, /* Feature (Constant, Variable), */
0x85, 0x06, /* Report ID (6), */
0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
0x09, 0xC5, /* Usage (C5h), */
0x26, 0xFF, 0x00, /* Logical Maximum (255), */
0x75, 0x08, /* Report Size (8), */
0x96, 0x00, 0x01, /* Report Count (256), */
0xB1, 0x02, /* Feature (Variable), */
0xC0, /* End Collection, */
0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
0x09, 0x01, /* Usage (01h), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x0D, /* Report ID (13), */
0x26, 0xFF, 0x00, /* Logical Maximum (255), */
0x19, 0x01, /* Usage Minimum (01h), */
0x29, 0x02, /* Usage Maximum (02h), */
0x75, 0x08, /* Report Size (8), */
0x95, 0x02, /* Report Count (2), */
0xB1, 0x02, /* Feature (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x0E, /* Usage (Configuration), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x03, /* Report ID (3), */
0x09, 0x22, /* Usage (Finger), */
0xA1, 0x02, /* Collection (Logical), */
0x09, 0x52, /* Usage (Device Mode), */
0x25, 0x0A, /* Logical Maximum (10), */
0x95, 0x01, /* Report Count (1), */
0xB1, 0x02, /* Feature (Variable), */
0xC0, /* End Collection, */
0x09, 0x22, /* Usage (Finger), */
0xA1, 0x00, /* Collection (Physical), */
0x85, 0x05, /* Report ID (5), */
0x09, 0x57, /* Usage (57h), */
0x09, 0x58, /* Usage (58h), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x02, /* Report Count (2), */
0x25, 0x01, /* Logical Maximum (1), */
0xB1, 0x02, /* Feature (Variable), */
0x95, 0x06, /* Report Count (6), */
0xB1, 0x03, /* Feature (Constant, Variable),*/
0xC0, /* End Collection, */
0xC0 /* End Collection */
},
.hid_report_desc_size = 475,
.i2c_name = "SYNA3602:00"
};
static const struct dmi_system_id i2c_hid_dmi_desc_override_table[] = {
{
.ident = "Teclast F6 Pro",
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TECLAST"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "F6 Pro"),
},
.driver_data = (void *)&sipodev_desc
},
{
.ident = "Teclast F7",
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TECLAST"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "F7"),
},
.driver_data = (void *)&sipodev_desc
},
{
.ident = "Trekstor Primebook C13",
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Primebook C13"),
},
.driver_data = (void *)&sipodev_desc
},
{
.ident = "Trekstor Primebook C11",
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Primebook C11"),
},
.driver_data = (void *)&sipodev_desc
},
{
.ident = "Direkt-Tek DTLAPY116-2",
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Direkt-Tek"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "DTLAPY116-2"),
},
.driver_data = (void *)&sipodev_desc
},
{
.ident = "Mediacom Flexbook Edge 11",
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "MEDIACOM"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "FlexBook edge11 - M-FBE11"),
},
.driver_data = (void *)&sipodev_desc
}
};
struct i2c_hid_desc *i2c_hid_get_dmi_i2c_hid_desc_override(uint8_t *i2c_name)
{
struct i2c_hid_desc_override *override;
const struct dmi_system_id *system_id;
system_id = dmi_first_match(i2c_hid_dmi_desc_override_table);
if (!system_id)
return NULL;
override = system_id->driver_data;
if (strcmp(override->i2c_name, i2c_name))
return NULL;
return override->i2c_hid_desc;
}
char *i2c_hid_get_dmi_hid_report_desc_override(uint8_t *i2c_name,
unsigned int *size)
{
struct i2c_hid_desc_override *override;
const struct dmi_system_id *system_id;
system_id = dmi_first_match(i2c_hid_dmi_desc_override_table);
if (!system_id)
return NULL;
override = system_id->driver_data;
if (strcmp(override->i2c_name, i2c_name))
return NULL;
*size = override->hid_report_desc_size;
return override->hid_report_desc;
}

20
drivers/hid/i2c-hid/i2c-hid.h Normal file
View File

@@ -0,0 +1,20 @@
/* SPDX-License-Identifier: GPL-2.0+ */
#ifndef I2C_HID_H
#define I2C_HID_H
#ifdef CONFIG_DMI
struct i2c_hid_desc *i2c_hid_get_dmi_i2c_hid_desc_override(uint8_t *i2c_name);
char *i2c_hid_get_dmi_hid_report_desc_override(uint8_t *i2c_name,
unsigned int *size);
#else
static inline struct i2c_hid_desc
*i2c_hid_get_dmi_i2c_hid_desc_override(uint8_t *i2c_name)
{ return NULL; }
static inline char *i2c_hid_get_dmi_hid_report_desc_override(uint8_t *i2c_name,
unsigned int *size)
{ return NULL; }
#endif
#endif

2
drivers/infiniband/hw/mlx4/alias_GUID.c
View File

@@ -805,8 +805,8 @@ void mlx4_ib_destroy_alias_guid_service(struct mlx4_ib_dev *dev)
unsigned long flags;
for (i = 0 ; i < dev->num_ports; i++) {
cancel_delayed_work(&dev->sriov.alias_guid.ports_guid[i].alias_guid_work);
det = &sriov->alias_guid.ports_guid[i];
cancel_delayed_work_sync(&det->alias_guid_work);
spin_lock_irqsave(&sriov->alias_guid.ag_work_lock, flags);
while (!list_empty(&det->cb_list)) {
cb_ctx = list_entry(det->cb_list.next,

2
drivers/iommu/dmar.c
View File

@@ -143,7 +143,7 @@ dmar_alloc_pci_notify_info(struct pci_dev *dev, unsigned long event)
for (tmp = dev; tmp; tmp = tmp->bus->self)
level++;
size = sizeof(*info) + level * sizeof(struct acpi_dmar_pci_path);
size = sizeof(*info) + level * sizeof(info->path[0]);
if (size <= sizeof(dmar_pci_notify_info_buf)) {
info = (struct dmar_pci_notify_info *)dmar_pci_notify_info_buf;
} else {

3
drivers/iommu/intel-iommu.c
View File

@@ -1636,6 +1636,9 @@ static void iommu_disable_protect_mem_regions(struct intel_iommu *iommu)
u32 pmen;
unsigned long flags;
if (!cap_plmr(iommu->cap) && !cap_phmr(iommu->cap))
return;
raw_spin_lock_irqsave(&iommu->register_lock, flags);
pmen = readl(iommu->reg + DMAR_PMEN_REG);
pmen &= ~DMA_PMEN_EPM;

3
drivers/irqchip/irq-mbigen.c
View File

@@ -160,6 +160,9 @@ static void mbigen_write_msg(struct msi_desc *desc, struct msi_msg *msg)
void __iomem *base = d->chip_data;
u32 val;
if (!msg->address_lo && !msg->address_hi)
return;
base += get_mbigen_vec_reg(d->hwirq);
val = readl_relaxed(base);

2
drivers/misc/lkdtm.h
View File

@@ -43,7 +43,9 @@ void lkdtm_EXEC_KMALLOC(void);
void lkdtm_EXEC_VMALLOC(void);
void lkdtm_EXEC_RODATA(void);
void lkdtm_EXEC_USERSPACE(void);
void lkdtm_EXEC_NULL(void);
void lkdtm_ACCESS_USERSPACE(void);
void lkdtm_ACCESS_NULL(void);
/* lkdtm_rodata.c */
void lkdtm_rodata_do_nothing(void);

2
drivers/misc/lkdtm_core.c
View File

@@ -217,7 +217,9 @@ struct crashtype crashtypes[] = {
CRASHTYPE(EXEC_VMALLOC),
CRASHTYPE(EXEC_RODATA),
CRASHTYPE(EXEC_USERSPACE),
CRASHTYPE(EXEC_NULL),
CRASHTYPE(ACCESS_USERSPACE),
CRASHTYPE(ACCESS_NULL),
CRASHTYPE(WRITE_RO),
CRASHTYPE(WRITE_RO_AFTER_INIT),
CRASHTYPE(WRITE_KERN),

18
drivers/misc/lkdtm_perms.c
View File

@@ -160,6 +160,11 @@ void lkdtm_EXEC_USERSPACE(void)
vm_munmap(user_addr, PAGE_SIZE);
}
void lkdtm_EXEC_NULL(void)
{
execute_location(NULL, CODE_AS_IS);
}
void lkdtm_ACCESS_USERSPACE(void)
{
unsigned long user_addr, tmp = 0;
@@ -191,6 +196,19 @@ void lkdtm_ACCESS_USERSPACE(void)
vm_munmap(user_addr, PAGE_SIZE);
}
void lkdtm_ACCESS_NULL(void)
{
unsigned long tmp;
unsigned long *ptr = (unsigned long *)NULL;
pr_info("attempting bad read at %px\n", ptr);
tmp = *ptr;
tmp += 0xc0dec0de;
pr_info("attempting bad write at %px\n", ptr);
*ptr = tmp;
}
void __init lkdtm_perms_init(void)
{
/* Make sure we can write to __ro_after_init values during __init */

2
drivers/mmc/host/davinci_mmc.c
View File

@@ -1120,7 +1120,7 @@ static inline void mmc_davinci_cpufreq_deregister(struct mmc_davinci_host *host)
{
}
#endif
static void __init init_mmcsd_host(struct mmc_davinci_host *host)
static void init_mmcsd_host(struct mmc_davinci_host *host)
{
mmc_davinci_reset_ctrl(host, 1);

10
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
View File

@@ -1747,11 +1747,6 @@ static int stmmac_hw_setup(struct net_device *dev, bool init_ptp)
if (ret < 0)
pr_warn("%s: failed debugFS registration\n", __func__);
#endif
/* Start the ball rolling... */
pr_debug("%s: DMA RX/TX processes started...\n", dev->name);
priv->hw->dma->start_tx(priv->ioaddr);
priv->hw->dma->start_rx(priv->ioaddr);
/* Dump DMA/MAC registers */
if (netif_msg_hw(priv)) {
priv->hw->mac->dump_regs(priv->hw);
@@ -1779,6 +1774,11 @@ static int stmmac_hw_setup(struct net_device *dev, bool init_ptp)
if (priv->tso)
priv->hw->dma->enable_tso(priv->ioaddr, 1, STMMAC_CHAN0);
/* Start the ball rolling... */
pr_debug("%s: DMA RX/TX processes started...\n", dev->name);
priv->hw->dma->start_tx(priv->ioaddr);
priv->hw->dma->start_rx(priv->ioaddr);
return 0;
}

1
drivers/net/wireless/rsi/rsi_common.h
View File

@@ -75,7 +75,6 @@ static inline int rsi_kill_thread(struct rsi_thread *handle)
atomic_inc(&handle->thread_done);
rsi_set_event(&handle->event);
wait_for_completion(&handle->completion);
return kthread_stop(handle->task);
}

8
drivers/soc/tegra/pmc.c
View File

@@ -512,16 +512,10 @@ EXPORT_SYMBOL(tegra_powergate_power_off);
*/
int tegra_powergate_is_powered(unsigned int id)
{
int status;
if (!tegra_powergate_is_valid(id))
return -EINVAL;
mutex_lock(&pmc->powergates_lock);
status = tegra_powergate_state(id);
mutex_unlock(&pmc->powergates_lock);
return status;
return tegra_powergate_state(id);
}
/**

21
drivers/thermal/int340x_thermal/int3400_thermal.c
View File

@@ -20,6 +20,13 @@ enum int3400_thermal_uuid {
INT3400_THERMAL_PASSIVE_1,
INT3400_THERMAL_ACTIVE,
INT3400_THERMAL_CRITICAL,
INT3400_THERMAL_ADAPTIVE_PERFORMANCE,
INT3400_THERMAL_EMERGENCY_CALL_MODE,
INT3400_THERMAL_PASSIVE_2,
INT3400_THERMAL_POWER_BOSS,
INT3400_THERMAL_VIRTUAL_SENSOR,
INT3400_THERMAL_COOLING_MODE,
INT3400_THERMAL_HARDWARE_DUTY_CYCLING,
INT3400_THERMAL_MAXIMUM_UUID,
};
@@ -27,6 +34,13 @@ static u8 *int3400_thermal_uuids[INT3400_THERMAL_MAXIMUM_UUID] = {
"42A441D6-AE6A-462b-A84B-4A8CE79027D3",
"3A95C389-E4B8-4629-A526-C52C88626BAE",
"97C68AE7-15FA-499c-B8C9-5DA81D606E0A",
"63BE270F-1C11-48FD-A6F7-3AF253FF3E2D",
"5349962F-71E6-431D-9AE8-0A635B710AEE",
"9E04115A-AE87-4D1C-9500-0F3E340BFE75",
"F5A35014-C209-46A4-993A-EB56DE7530A1",
"6ED722A7-9240-48A5-B479-31EEF723D7CF",
"16CAF1B7-DD38-40ED-B1C1-1B8A1913D531",
"BE84BABF-C4D4-403D-B495-3128FD44dAC1",
};
struct int3400_thermal_priv {
@@ -271,10 +285,9 @@ static int int3400_thermal_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, priv);
if (priv->uuid_bitmap & 1 << INT3400_THERMAL_PASSIVE_1) {
int3400_thermal_ops.get_mode = int3400_thermal_get_mode;
int3400_thermal_ops.set_mode = int3400_thermal_set_mode;
}
int3400_thermal_ops.get_mode = int3400_thermal_get_mode;
int3400_thermal_ops.set_mode = int3400_thermal_set_mode;
priv->thermal = thermal_zone_device_register("INT3400 Thermal", 0, 0,
priv, &int3400_thermal_ops,
&int3400_thermal_params, 0, 0);

2
drivers/tty/serial/xilinx_uartps.c
View File

@@ -1261,7 +1261,7 @@ static void cdns_uart_console_write(struct console *co, const char *s,
*
* Return: 0 on success, negative errno otherwise.
*/
static int __init cdns_uart_console_setup(struct console *co, char *options)
static int cdns_uart_console_setup(struct console *co, char *options)
{
struct uart_port *port = &cdns_uart_port[co->index];
int baud = 9600;

21
fs/9p/v9fs.c
View File

@@ -59,6 +59,8 @@ enum {
Opt_cache_loose, Opt_fscache, Opt_mmap,
/* Access options */
Opt_access, Opt_posixacl,
/* Lock timeout option */
Opt_locktimeout,
/* Error token */
Opt_err
};
@@ -78,6 +80,7 @@ static const match_table_t tokens = {
{Opt_cachetag, "cachetag=%s"},
{Opt_access, "access=%s"},
{Opt_posixacl, "posixacl"},
{Opt_locktimeout, "locktimeout=%u"},
{Opt_err, NULL}
};
@@ -126,6 +129,7 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts)
#ifdef CONFIG_9P_FSCACHE
v9ses->cachetag = NULL;
#endif
v9ses->session_lock_timeout = P9_LOCK_TIMEOUT;
if (!opts)
return 0;
@@ -298,6 +302,23 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts)
#endif
break;
case Opt_locktimeout:
r = match_int(&args[0], &option);
if (r < 0) {
p9_debug(P9_DEBUG_ERROR,
"integer field, but no integer?\n");
ret = r;
continue;
}
if (option < 1) {
p9_debug(P9_DEBUG_ERROR,
"locktimeout must be a greater than zero integer.\n");
ret = -EINVAL;
continue;
}
v9ses->session_lock_timeout = (long)option * HZ;
break;
default:
continue;
}

1
fs/9p/v9fs.h
View File

@@ -116,6 +116,7 @@ struct v9fs_session_info {
struct list_head slist; /* list of sessions registered with v9fs */
struct backing_dev_info bdi;
struct rw_semaphore rename_sem;
long session_lock_timeout; /* retry interval for blocking locks */
};
/* cache_validity flags */

8
fs/9p/vfs_dir.c
View File

@@ -105,7 +105,6 @@ static int v9fs_dir_readdir(struct file *file, struct dir_context *ctx)
int err = 0;
struct p9_fid *fid;
int buflen;
int reclen = 0;
struct p9_rdir *rdir;
struct kvec kvec;
@@ -138,11 +137,10 @@ static int v9fs_dir_readdir(struct file *file, struct dir_context *ctx)
while (rdir->head < rdir->tail) {
err = p9stat_read(fid->clnt, rdir->buf + rdir->head,
rdir->tail - rdir->head, &st);
if (err) {
if (err <= 0) {
p9_debug(P9_DEBUG_VFS, "returned %d\n", err);
return -EIO;
}
reclen = st.size+2;
over = !dir_emit(ctx, st.name, strlen(st.name),
v9fs_qid2ino(&st.qid), dt_type(&st));
@@ -150,8 +148,8 @@ static int v9fs_dir_readdir(struct file *file, struct dir_context *ctx)
if (over)
return 0;
rdir->head += reclen;
ctx->pos += reclen;
rdir->head += err;
ctx->pos += err;
}
}
}

6
fs/9p/vfs_file.c
View File

@@ -154,6 +154,7 @@ static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl)
uint8_t status = P9_LOCK_ERROR;
int res = 0;
unsigned char fl_type;
struct v9fs_session_info *v9ses;
fid = filp->private_data;
BUG_ON(fid == NULL);
@@ -189,6 +190,8 @@ static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl)
if (IS_SETLKW(cmd))
flock.flags = P9_LOCK_FLAGS_BLOCK;
v9ses = v9fs_inode2v9ses(file_inode(filp));
/*
* if its a blocked request and we get P9_LOCK_BLOCKED as the status
* for lock request, keep on trying
@@ -202,7 +205,8 @@ static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl)
break;
if (status == P9_LOCK_BLOCKED && !IS_SETLKW(cmd))
break;
if (schedule_timeout_interruptible(P9_LOCK_TIMEOUT) != 0)
if (schedule_timeout_interruptible(v9ses->session_lock_timeout)
!= 0)
break;
/*
* p9_client_lock_dotl overwrites flock.client_id with the

67
fs/cifs/inode.c
View File

@@ -771,43 +771,50 @@ cifs_get_inode_info(struct inode **inode, const char *full_path,
} else if ((rc == -EACCES) && backup_cred(cifs_sb) &&
(strcmp(server->vals->version_string, SMB1_VERSION_STRING)
== 0)) {
/*
* For SMB2 and later the backup intent flag is already
* sent if needed on open and there is no path based
* FindFirst operation to use to retry with
*/
/*
* For SMB2 and later the backup intent flag is already
* sent if needed on open and there is no path based
* FindFirst operation to use to retry with
*/
srchinf = kzalloc(sizeof(struct cifs_search_info),
GFP_KERNEL);
if (srchinf == NULL) {
rc = -ENOMEM;
goto cgii_exit;
}
srchinf = kzalloc(sizeof(struct cifs_search_info),
GFP_KERNEL);
if (srchinf == NULL) {
rc = -ENOMEM;
goto cgii_exit;
}
srchinf->endOfSearch = false;
srchinf->endOfSearch = false;
if (tcon->unix_ext)
srchinf->info_level = SMB_FIND_FILE_UNIX;
else if ((tcon->ses->capabilities &
tcon->ses->server->vals->cap_nt_find) == 0)
srchinf->info_level = SMB_FIND_FILE_INFO_STANDARD;
else if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM)
srchinf->info_level = SMB_FIND_FILE_ID_FULL_DIR_INFO;
else /* no srvino useful for fallback to some netapp */
srchinf->info_level = SMB_FIND_FILE_DIRECTORY_INFO;
srchflgs = CIFS_SEARCH_CLOSE_ALWAYS |
CIFS_SEARCH_CLOSE_AT_END |
CIFS_SEARCH_BACKUP_SEARCH;
srchflgs = CIFS_SEARCH_CLOSE_ALWAYS |
CIFS_SEARCH_CLOSE_AT_END |
CIFS_SEARCH_BACKUP_SEARCH;
rc = CIFSFindFirst(xid, tcon, full_path,
cifs_sb, NULL, srchflgs, srchinf, false);
if (!rc) {
data =
(FILE_ALL_INFO *)srchinf->srch_entries_start;
rc = CIFSFindFirst(xid, tcon, full_path,
cifs_sb, NULL, srchflgs, srchinf, false);
if (!rc) {
data = (FILE_ALL_INFO *)srchinf->srch_entries_start;
cifs_dir_info_to_fattr(&fattr,
(FILE_DIRECTORY_INFO *)data, cifs_sb);
fattr.cf_uniqueid = le64_to_cpu(
((SEARCH_ID_FULL_DIR_INFO *)data)->UniqueId);
validinum = true;
cifs_dir_info_to_fattr(&fattr,
(FILE_DIRECTORY_INFO *)data, cifs_sb);
fattr.cf_uniqueid = le64_to_cpu(
((SEARCH_ID_FULL_DIR_INFO *)data)->UniqueId);
validinum = true;
cifs_buf_release(srchinf->ntwrk_buf_start);
}
kfree(srchinf);
if (rc)
goto cgii_exit;
cifs_buf_release(srchinf->ntwrk_buf_start);
}
kfree(srchinf);
if (rc)
goto cgii_exit;
} else
goto cgii_exit;

3
fs/cifs/smb2maperror.c
View File

@@ -1034,7 +1034,8 @@ static const struct status_to_posix_error smb2_error_map_table[] = {
{STATUS_UNFINISHED_CONTEXT_DELETED, -EIO,
"STATUS_UNFINISHED_CONTEXT_DELETED"},
{STATUS_NO_TGT_REPLY, -EIO, "STATUS_NO_TGT_REPLY"},
{STATUS_OBJECTID_NOT_FOUND, -EIO, "STATUS_OBJECTID_NOT_FOUND"},
/* Note that ENOATTTR and ENODATA are the same errno */
{STATUS_OBJECTID_NOT_FOUND, -ENODATA, "STATUS_OBJECTID_NOT_FOUND"},
{STATUS_NO_IP_ADDRESSES, -EIO, "STATUS_NO_IP_ADDRESSES"},
{STATUS_WRONG_CREDENTIAL_HANDLE, -EIO,
"STATUS_WRONG_CREDENTIAL_HANDLE"},

7
fs/ext4/ioctl.c
View File

@@ -756,6 +756,13 @@ resizefs_out:
if ((flags & BLKDEV_DISCARD_SECURE) && !blk_queue_secure_erase(q))
return -EOPNOTSUPP;
/*
* We haven't replayed the journal, so we cannot use our
* block-bitmap-guided storage zapping commands.
*/
if (test_opt(sb, NOLOAD) && ext4_has_feature_journal(sb))
return -EROFS;
if (copy_from_user(&range, (struct fstrim_range __user *)arg,
sizeof(range)))
return -EFAULT;

17
fs/ext4/resize.c
View File

@@ -907,11 +907,18 @@ static int add_new_gdb_meta_bg(struct super_block *sb,
memcpy(n_group_desc, o_group_desc,
EXT4_SB(sb)->s_gdb_count * sizeof(struct buffer_head *));
n_group_desc[gdb_num] = gdb_bh;
BUFFER_TRACE(gdb_bh, "get_write_access");
err = ext4_journal_get_write_access(handle, gdb_bh);
if (err) {
kvfree(n_group_desc);
brelse(gdb_bh);
return err;
}
EXT4_SB(sb)->s_group_desc = n_group_desc;
EXT4_SB(sb)->s_gdb_count++;
kvfree(o_group_desc);
BUFFER_TRACE(gdb_bh, "get_write_access");
err = ext4_journal_get_write_access(handle, gdb_bh);
return err;
}
@@ -2040,6 +2047,10 @@ out:
free_flex_gd(flex_gd);
if (resize_inode != NULL)
iput(resize_inode);
ext4_msg(sb, KERN_INFO, "resized filesystem to %llu", n_blocks_count);
if (err)
ext4_warning(sb, "error (%d) occurred during "
"file system resize", err);
ext4_msg(sb, KERN_INFO, "resized filesystem to %llu",
ext4_blocks_count(es));
return err;
}

20
include/linux/atalk.h
View File

@@ -150,19 +150,29 @@ extern int sysctl_aarp_retransmit_limit;
extern int sysctl_aarp_resolve_time;
#ifdef CONFIG_SYSCTL
extern void atalk_register_sysctl(void);
extern int atalk_register_sysctl(void);
extern void atalk_unregister_sysctl(void);
#else
#define atalk_register_sysctl() do { } while(0)
#define atalk_unregister_sysctl() do { } while(0)
static inline int atalk_register_sysctl(void)
{
return 0;
}
static inline void atalk_unregister_sysctl(void)
{
}
#endif
#ifdef CONFIG_PROC_FS
extern int atalk_proc_init(void);
extern void atalk_proc_exit(void);
#else
#define atalk_proc_init() ({ 0; })
#define atalk_proc_exit() do { } while(0)
static inline int atalk_proc_init(void)
{
return 0;
}
static inline void atalk_proc_exit(void)
{
}
#endif /* CONFIG_PROC_FS */
#endif /* __LINUX_ATALK_H__ */

4
include/linux/swap.h
View File

@@ -135,9 +135,9 @@ struct swap_extent {
/*
* Max bad pages in the new format..
*/
#define __swapoffset(x) ((unsigned long)&((union swap_header *)0)->x)
#define MAX_SWAP_BADPAGES \
((__swapoffset(magic.magic) - __swapoffset(info.badpages)) / sizeof(int))
((offsetof(union swap_header, magic.magic) - \
offsetof(union swap_header, info.badpages)) / sizeof(int))
enum {
SWP_USED = (1 << 0), /* is slot in swap_info[] used? */

2
kernel/events/core.c
View File

@@ -6621,6 +6621,7 @@ static void perf_event_mmap_output(struct perf_event *event,
struct perf_output_handle handle;
struct perf_sample_data sample;
int size = mmap_event->event_id.header.size;
u32 type = mmap_event->event_id.header.type;
int ret;
if (!perf_event_mmap_match(event, data))
@@ -6664,6 +6665,7 @@ static void perf_event_mmap_output(struct perf_event *event,
perf_output_end(&handle);
out:
mmap_event->event_id.header.size = size;
mmap_event->event_id.header.type = type;
}
static void perf_event_mmap_event(struct perf_mmap_event *mmap_event)

30
kernel/hung_task.c
View File

@@ -15,6 +15,7 @@
#include <linux/lockdep.h>
#include <linux/export.h>
#include <linux/sysctl.h>
#include <linux/suspend.h>
#include <linux/utsname.h>
#include <trace/events/sched.h>
@@ -221,6 +222,28 @@ void reset_hung_task_detector(void)
}
EXPORT_SYMBOL_GPL(reset_hung_task_detector);
static bool hung_detector_suspended;
static int hungtask_pm_notify(struct notifier_block *self,
unsigned long action, void *hcpu)
{
switch (action) {
case PM_SUSPEND_PREPARE:
case PM_HIBERNATION_PREPARE:
case PM_RESTORE_PREPARE:
hung_detector_suspended = true;
break;
case PM_POST_SUSPEND:
case PM_POST_HIBERNATION:
case PM_POST_RESTORE:
hung_detector_suspended = false;
break;
default:
break;
}
return NOTIFY_OK;
}
/*
* kthread which checks for tasks stuck in D state
*/
@@ -235,7 +258,8 @@ static int watchdog(void *dummy)
long t = hung_timeout_jiffies(hung_last_checked, timeout);
if (t <= 0) {
if (!atomic_xchg(&reset_hung_task, 0))
if (!atomic_xchg(&reset_hung_task, 0) &&
!hung_detector_suspended)
check_hung_uninterruptible_tasks(timeout);
hung_last_checked = jiffies;
continue;
@@ -249,6 +273,10 @@ static int watchdog(void *dummy)
static int __init hung_task_init(void)
{
atomic_notifier_chain_register(&panic_notifier_list, &panic_block);
/* Disable hung task detector on suspend */
pm_notifier(hungtask_pm_notify, 0);
watchdog_task = kthread_run(watchdog, NULL, "khungtaskd");
return 0;

4
lib/div64.c
View File

@@ -102,7 +102,7 @@ u64 div64_u64_rem(u64 dividend, u64 divisor, u64 *remainder)
quot = div_u64_rem(dividend, divisor, &rem32);
*remainder = rem32;
} else {
int n = 1 + fls(high);
int n = fls(high);
quot = div_u64(dividend >> n, divisor >> n);
if (quot != 0)
@@ -140,7 +140,7 @@ u64 div64_u64(u64 dividend, u64 divisor)
if (high == 0) {
quot = div_u64(dividend, divisor);
} else {
int n = 1 + fls(high);
int n = fls(high);
quot = div_u64(dividend >> n, divisor >> n);
if (quot != 0)

3
net/9p/protocol.c
View File

@@ -570,9 +570,10 @@ int p9stat_read(struct p9_client *clnt, char *buf, int len, struct p9_wstat *st)
if (ret) {
p9_debug(P9_DEBUG_9P, "<<< p9stat_read failed: %d\n", ret);
trace_9p_protocol_dump(clnt, &fake_pdu);
return ret;
}
return ret;
return fake_pdu.offset;
}
EXPORT_SYMBOL(p9stat_read);

2
net/appletalk/atalk_proc.c
View File

@@ -293,7 +293,7 @@ out_interface:
goto out;
}
void __exit atalk_proc_exit(void)
void atalk_proc_exit(void)
{
remove_proc_entry("interface", atalk_proc_dir);
remove_proc_entry("route", atalk_proc_dir);

37
net/appletalk/ddp.c
View File

@@ -1912,12 +1912,16 @@ static const char atalk_err_snap[] __initconst =
/* Called by proto.c on kernel start up */
static int __init atalk_init(void)
{
int rc = proto_register(&ddp_proto, 0);
int rc;
if (rc != 0)
rc = proto_register(&ddp_proto, 0);
if (rc)
goto out;
(void)sock_register(&atalk_family_ops);
rc = sock_register(&atalk_family_ops);
if (rc)
goto out_proto;
ddp_dl = register_snap_client(ddp_snap_id, atalk_rcv);
if (!ddp_dl)
printk(atalk_err_snap);
@@ -1925,12 +1929,33 @@ static int __init atalk_init(void)
dev_add_pack(&ltalk_packet_type);
dev_add_pack(&ppptalk_packet_type);
register_netdevice_notifier(&ddp_notifier);
rc = register_netdevice_notifier(&ddp_notifier);
if (rc)
goto out_sock;
aarp_proto_init();
atalk_proc_init();
atalk_register_sysctl();
rc = atalk_proc_init();
if (rc)
goto out_aarp;
rc = atalk_register_sysctl();
if (rc)
goto out_proc;
out:
return rc;
out_proc:
atalk_proc_exit();
out_aarp:
aarp_cleanup_module();
unregister_netdevice_notifier(&ddp_notifier);
out_sock:
dev_remove_pack(&ppptalk_packet_type);
dev_remove_pack(&ltalk_packet_type);
unregister_snap_client(ddp_dl);
sock_unregister(PF_APPLETALK);
out_proto:
proto_unregister(&ddp_proto);
goto out;
}
module_init(atalk_init);

5
net/appletalk/sysctl_net_atalk.c
View File

@@ -44,9 +44,12 @@ static struct ctl_table atalk_table[] = {
static struct ctl_table_header *atalk_table_header;
void atalk_register_sysctl(void)
int __init atalk_register_sysctl(void)
{
atalk_table_header = register_net_sysctl(&init_net, "net/appletalk", atalk_table);
if (!atalk_table_header)
return -ENOMEM;
return 0;
}
void atalk_unregister_sysctl(void)

2
sound/drivers/opl3/opl3_voice.h
View File

@@ -41,7 +41,7 @@ void snd_opl3_timer_func(unsigned long data);
/* Prototypes for opl3_drums.c */
void snd_opl3_load_drums(struct snd_opl3 *opl3);
void snd_opl3_drum_switch(struct snd_opl3 *opl3, int note, int on_off, int vel, struct snd_midi_channel *chan);
void snd_opl3_drum_switch(struct snd_opl3 *opl3, int note, int vel, int on_off, struct snd_midi_channel *chan);
/* Prototypes for opl3_oss.c */
#ifdef CONFIG_SND_SEQUENCER_OSS

4
sound/isa/sb/sb8.c
View File

@@ -111,6 +111,10 @@ static int snd_sb8_probe(struct device *pdev, unsigned int dev)
/* block the 0x388 port to avoid PnP conflicts */
acard->fm_res = request_region(0x388, 4, "SoundBlaster FM");
if (!acard->fm_res) {
err = -EBUSY;
goto _err;
}
if (port[dev] != SNDRV_AUTO_PORT) {
if ((err = snd_sbdsp_create(card, port[dev], irq[dev],

5
sound/pci/echoaudio/echoaudio.c
View File

@@ -1953,6 +1953,11 @@ static int snd_echo_create(struct snd_card *card,
}
chip->dsp_registers = (volatile u32 __iomem *)
ioremap_nocache(chip->dsp_registers_phys, sz);
if (!chip->dsp_registers) {
dev_err(chip->card->dev, "ioremap failed\n");
snd_echo_free(chip);
return -ENOMEM;
}
if (request_irq(pci->irq, snd_echo_interrupt, IRQF_SHARED,
KBUILD_MODNAME, chip)) {

2
tools/perf/Documentation/perf-config.txt
View File

@@ -112,7 +112,7 @@ Given a $HOME/.perfconfig like this:
[report]
# Defaults
sort-order = comm,dso,symbol
sort_order = comm,dso,symbol
percent-limit = 0
queue-size = 0
children = true

5
tools/perf/builtin-top.c
View File

@@ -1323,8 +1323,9 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused)
goto out_delete_evlist;
symbol_conf.try_vmlinux_path = (symbol_conf.vmlinux_name == NULL);
if (symbol__init(NULL) < 0)
return -1;
status = symbol__init(NULL);
if (status < 0)
goto out_delete_evlist;
sort__setup_elide(stdout);

1
tools/perf/tests/evsel-tp-sched.c
View File

@@ -84,5 +84,6 @@ int test__perf_evsel__tp_sched_test(int subtest __maybe_unused)
if (perf_evsel__test_field(evsel, "target_cpu", 4, true))
ret = -1;
perf_evsel__delete(evsel);
return ret;
}

4
tools/perf/tests/openat-syscall-all-cpus.c
View File

@@ -38,7 +38,7 @@ int test__openat_syscall_event_on_all_cpus(int subtest __maybe_unused)
if (IS_ERR(evsel)) {
tracing_path__strerror_open_tp(errno, errbuf, sizeof(errbuf), "syscalls", "sys_enter_openat");
pr_debug("%s\n", errbuf);
goto out_thread_map_delete;
goto out_cpu_map_delete;
}
if (perf_evsel__open(evsel, cpus, threads) < 0) {
@@ -112,6 +112,8 @@ out_close_fd:
perf_evsel__close_fd(evsel, 1, threads->nr);
out_evsel_delete:
perf_evsel__delete(evsel);
out_cpu_map_delete:
cpu_map__put(cpus);
out_thread_map_delete:
thread_map__put(threads);
return err;

1
tools/perf/util/build-id.c
View File

@@ -176,6 +176,7 @@ char *build_id_cache__linkname(const char *sbuild_id, char *bf, size_t size)
return bf;
}
/* The caller is responsible to free the returned buffer. */
char *build_id_cache__origname(const char *sbuild_id)
{
char *linkname;

3
tools/perf/util/config.c
View File

@@ -595,11 +595,10 @@ static int collect_config(const char *var, const char *value,
}
ret = set_value(item, value);
return ret;
out_free:
free(key);
return -1;
return ret;
}
static int perf_config_set__init(struct perf_config_set *set)

1
tools/perf/util/evsel.c
View File

@@ -1167,6 +1167,7 @@ void perf_evsel__exit(struct perf_evsel *evsel)
{
assert(list_empty(&evsel->node));
assert(evsel->evlist == NULL);
perf_evsel__free_counts(evsel);
perf_evsel__free_fd(evsel);
perf_evsel__free_id(evsel);
perf_evsel__free_config_terms(evsel);

4
tools/perf/util/hist.c
View File

@@ -1027,8 +1027,10 @@ int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
err = sample__resolve_callchain(iter->sample, &callchain_cursor, &iter->parent,
iter->evsel, al, max_stack_depth);
if (err)
if (err) {
map__put(alm);
return err;
}
err = iter->ops->prepare_entry(iter, al);
if (err)

1
tools/perf/util/parse-events.c
View File

@@ -2104,6 +2104,7 @@ void print_sdt_events(const char *subsys_glob, const char *event_glob,
printf(" %-50s [%s]\n", buf, "SDT event");
free(buf);
}
free(path);
} else
printf(" %-50s [%s]\n", nd->s, "SDT event");
if (nd2) {

3
tools/power/x86/turbostat/turbostat.c
View File

@@ -3691,6 +3691,9 @@ int fork_it(char **argv)
signal(SIGQUIT, SIG_IGN);
if (waitpid(child_pid, &status, 0) == -1)
err(status, "waitpid");
if (WIFEXITED(status))
status = WEXITSTATUS(status);
}
/*
* n.b. fork_it() does not check for errors from for_all_cpus()