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Merge android-4.19.36 (10f41ccfc) into msm-4.19

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* refs/heads/tmp-10f41ccfc:
  Linux 4.19.36
  appletalk: Fix compile regression
  mm: hide incomplete nr_indirectly_reclaimable in sysfs
  mm: hide incomplete nr_indirectly_reclaimable in /proc/zoneinfo
  IB/hfi1: Failed to drain send queue when QP is put into error state
  bpf: fix use after free in bpf_evict_inode
  include/linux/swap.h: use offsetof() instead of custom __swapoffset macro
  f2fs: fix to dirty inode for i_mode recovery
  rxrpc: Fix client call connect/disconnect race
  lib/div64.c: off by one in shift
  appletalk: Fix use-after-free in atalk_proc_exit
  drm/amdkfd: use init_mqd function to allocate object for hid_mqd (CI)
  ARM: 8839/1: kprobe: make patch_lock a raw_spinlock_t
  drm/nouveau/volt/gf117: fix speedo readout register
  PCI: Blacklist power management of Gigabyte X299 DESIGNARE EX PCIe ports
  coresight: cpu-debug: Support for CA73 CPUs
  Revert "ACPI / EC: Remove old CLEAR_ON_RESUME quirk"
  crypto: axis - fix for recursive locking from bottom half
  drm/panel: panel-innolux: set display off in innolux_panel_unprepare
  lkdtm: Add tests for NULL pointer dereference
  lkdtm: Print real addresses
  soc/tegra: pmc: Drop locking from tegra_powergate_is_powered()
  scsi: core: Avoid that system resume triggers a kernel warning
  iommu/dmar: Fix buffer overflow during PCI bus notification
  net: ip6_gre: fix possible NULL pointer dereference in ip6erspan_set_version
  crypto: sha512/arm - fix crash bug in Thumb2 build
  crypto: sha256/arm - fix crash bug in Thumb2 build
  xfrm: destroy xfrm_state synchronously on net exit path
  net/rds: fix warn in rds_message_alloc_sgs
  ACPI: EC / PM: Disable non-wakeup GPEs for suspend-to-idle
  ALSA: hda: fix front speakers on Huawei MBXP
  drm/ttm: Fix bo_global and mem_global kfree error
  platform/x86: Add Intel AtomISP2 dummy / power-management driver
  kernel: hung_task.c: disable on suspend
  cifs: fallback to older infolevels on findfirst queryinfo retry
  net: stmmac: Set OWN bit for jumbo frames
  f2fs: cleanup dirty pages if recover failed
  netfilter: nf_flow_table: remove flowtable hook flush routine in netns exit routine
  compiler.h: update definition of unreachable()
  KVM: nVMX: restore host state in nested_vmx_vmexit for VMFail
  HID: usbhid: Add quirk for Redragon/Dragonrise Seymur 2
  ACPI / SBS: Fix GPE storm on recent MacBookPro's
  usbip: fix vhci_hcd controller counting
  ARM: samsung: Limit SAMSUNG_PM_CHECK config option to non-Exynos platforms
  pinctrl: core: make sure strcmp() doesn't get a null parameter
  HID: i2c-hid: override HID descriptors for certain devices
  Bluetooth: Fix debugfs NULL pointer dereference
  media: au0828: cannot kfree dev before usb disconnect
  powerpc/pseries: Remove prrn_work workqueue
  serial: uartps: console_setup() can't be placed to init section
  netfilter: xt_cgroup: shrink size of v2 path
  f2fs: fix to do sanity check with current segment number
  ASoC: Fix UBSAN warning at snd_soc_get/put_volsw_sx()
  9p locks: add mount option for lock retry interval
  9p: do not trust pdu content for stat item size
  f2fs: fix to avoid NULL pointer dereference on se->discard_map
  rsi: improve kernel thread handling to fix kernel panic
  gpio: pxa: handle corner case of unprobed device
  drm/cirrus: Use drm_framebuffer_put to avoid kernel oops in clean-up
  ext4: prohibit fstrim in norecovery mode
  x86/gart: Exclude GART aperture from kcore
  fix incorrect error code mapping for OBJECTID_NOT_FOUND
  x86/hw_breakpoints: Make default case in hw_breakpoint_arch_parse() return an error
  iommu/vt-d: Check capability before disabling protected memory
  drm/nouveau/debugfs: Fix check of pm_runtime_get_sync failure
  x86/cpu/cyrix: Use correct macros for Cyrix calls on Geode processors
  x86/hyperv: Prevent potential NULL pointer dereference
  x86/hpet: Prevent potential NULL pointer dereference
  irqchip/mbigen: Don't clear eventid when freeing an MSI
  irqchip/stm32: Don't clear rising/falling config registers at init
  drm/exynos/mixer: fix MIXER shadow registry synchronisation code
  blk-iolatency: #include "blk.h"
  PM / Domains: Avoid a potential deadlock
  ACPI / utils: Drop reference in test for device presence
  perf tests: Fix a memory leak in test__perf_evsel__tp_sched_test()
  perf tests: Fix memory leak by expr__find_other() in test__expr()
  perf tests: Fix a memory leak of cpu_map object in the openat_syscall_event_on_all_cpus test
  perf evsel: Free evsel->counts in perf_evsel__exit()
  perf hist: Add missing map__put() in error case
  perf top: Fix error handling in cmd_top()
  perf build-id: Fix memory leak in print_sdt_events()
  perf config: Fix a memory leak in collect_config()
  perf config: Fix an error in the config template documentation
  perf list: Don't forget to drop the reference to the allocated thread_map
  tools/power turbostat: return the exit status of a command
  x86/mm: Don't leak kernel addresses
  sched/core: Fix buffer overflow in cgroup2 property cpu.max
  sched/cpufreq: Fix 32-bit math overflow
  scsi: iscsi: flush running unbind operations when removing a session
  thermal/intel_powerclamp: fix truncated kthread name
  thermal/int340x_thermal: fix mode setting
  thermal/int340x_thermal: Add additional UUIDs
  thermal: bcm2835: Fix crash in bcm2835_thermal_debugfs
  thermal: samsung: Fix incorrect check after code merge
  thermal/intel_powerclamp: fix __percpu declaration of worker_data
  ALSA: opl3: fix mismatch between snd_opl3_drum_switch definition and declaration
  mmc: davinci: remove extraneous __init annotation
  i40iw: Avoid panic when handling the inetdev event
  IB/mlx4: Fix race condition between catas error reset and aliasguid flows
  drm/udl: use drm_gem_object_put_unlocked.
  auxdisplay: hd44780: Fix memory leak on ->remove()
  ALSA: sb8: add a check for request_region
  ALSA: echoaudio: add a check for ioremap_nocache
  ext4: report real fs size after failed resize
  ext4: add missing brelse() in add_new_gdb_meta_bg()
  ext4: avoid panic during forced reboot
  perf/core: Restore mmap record type correctly
  inotify: Fix fsnotify_mark refcount leak in inotify_update_existing_watch()
  arc: hsdk_defconfig: Enable CONFIG_BLK_DEV_RAM
  ARC: u-boot args: check that magic number is correct
  ANDROID: cuttlefish_defconfig: Enable L2TP/PPTP
  ANDROID: Makefile: Properly resolve 4.19.35 merge
  Make arm64 serial port config compatible with crosvm

Conflicts:
	kernel/sched/cpufreq_schedutil.c

Change-Id: I8f049eb34344f72bf2d202c5e360f448771c78f4
Signed-off-by: Ivaylo Georgiev <irgeorgiev@codeaurora.org>
This commit is contained in:
Ivaylo Georgiev 2019-05-16 05:06:14 -07:00
commit 1b74ac0833
139 changed files with 1778 additions and 487 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
MAINTAINERS
View file

@ -7328,6 +7328,12 @@ L: alsa-devel@alsa-project.org (moderated for non-subscribers)
S: Supported
F: sound/soc/intel/
INTEL ATOMISP2 DUMMY / POWER-MANAGEMENT DRIVER
M: Hans de Goede <hdegoede@redhat.com>
L: platform-driver-x86@vger.kernel.org
S: Maintained
F: drivers/platform/x86/intel_atomisp2_pm.c
INTEL C600 SERIES SAS CONTROLLER DRIVER
M: Intel SCU Linux support <intel-linux-scu@intel.com>
M: Artur Paszkiewicz <artur.paszkiewicz@intel.com>

8
Makefile
View file

@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
SUBLEVEL = 35
SUBLEVEL = 36
EXTRAVERSION =
NAME = "People's Front"
@ -486,7 +486,11 @@ endif
ifeq ($(cc-name),clang)
ifneq ($(CROSS_COMPILE),)
CLANG_FLAGS := --target=$(notdir $(CROSS_COMPILE:%-=%))
CLANG_TRIPLE ?= $(CROSS_COMPILE)
CLANG_FLAGS := --target=$(notdir $(CLANG_TRIPLE:%-=%))
ifeq ($(shell $(srctree)/scripts/clang-android.sh $(CC) $(CLANG_FLAGS)), y)
$(error "Clang with Android --target detected. Did you specify CLANG_TRIPLE?")
endif
GCC_TOOLCHAIN_DIR := $(dir $(shell which $(CROSS_COMPILE)elfedit))
CLANG_FLAGS += --prefix=$(GCC_TOOLCHAIN_DIR)
GCC_TOOLCHAIN := $(realpath $(GCC_TOOLCHAIN_DIR)/..)

1
arch/arc/configs/hsdk_defconfig
View file

@ -8,6 +8,7 @@ CONFIG_NAMESPACES=y
# CONFIG_UTS_NS is not set
# CONFIG_PID_NS is not set
CONFIG_BLK_DEV_INITRD=y
CONFIG_BLK_DEV_RAM=y
CONFIG_EMBEDDED=y
CONFIG_PERF_EVENTS=y
# CONFIG_VM_EVENT_COUNTERS is not set

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

@ -35,6 +35,7 @@ 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;
@ -484,6 +485,8 @@ 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)
{
@ -499,6 +502,11 @@ 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

@ -212,10 +212,11 @@ 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

@ -93,10 +93,11 @@ 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

@ -274,10 +274,11 @@ 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

@ -141,10 +141,11 @@ 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

@ -16,7 +16,7 @@ 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)
@ -33,7 +33,7 @@ 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);
@ -48,7 +48,7 @@ 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

@ -256,7 +256,7 @@ 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

4
arch/arm64/configs/cuttlefish_defconfig
View file

@ -47,8 +47,6 @@ CONFIG_CP15_BARRIER_EMULATION=y
CONFIG_SETEND_EMULATION=y
CONFIG_ARM64_SW_TTBR0_PAN=y
CONFIG_RANDOMIZE_BASE=y
CONFIG_CMDLINE="console=ttyAMA0"
CONFIG_CMDLINE_EXTEND=y
# CONFIG_EFI is not set
CONFIG_COMPAT=y
CONFIG_PM_WAKELOCKS=y
@ -286,6 +284,7 @@ CONFIG_SERIAL_8250_NR_UARTS=48
CONFIG_SERIAL_8250_EXTENDED=y
CONFIG_SERIAL_8250_MANY_PORTS=y
CONFIG_SERIAL_8250_SHARE_IRQ=y
CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_VIRTIO_CONSOLE=y
@ -385,6 +384,7 @@ CONFIG_MMC=y
# CONFIG_MMC_BLOCK is not set
CONFIG_RTC_CLASS=y
# CONFIG_RTC_SYSTOHC is not set
CONFIG_RTC_DRV_PL030=y
CONFIG_RTC_DRV_PL031=y
CONFIG_VIRTIO_PCI=y
# CONFIG_VIRTIO_PCI_LEGACY is not set

17
arch/powerpc/kernel/rtasd.c
View file

@ -274,27 +274,16 @@ void pSeries_log_error(char *buf, unsigned int err_type, int fatal)
}
#ifdef CONFIG_PPC_PSERIES
static s32 prrn_update_scope;
static void prrn_work_fn(struct work_struct *work)
static void handle_prrn_event(s32 scope)
{
/*
* For PRRN, we must pass the negative of the scope value in
* the RTAS event.
*/
pseries_devicetree_update(-prrn_update_scope);
pseries_devicetree_update(-scope);
numa_update_cpu_topology(false);
}
static DECLARE_WORK(prrn_work, prrn_work_fn);
static void prrn_schedule_update(u32 scope)
{
flush_work(&prrn_work);
prrn_update_scope = scope;
schedule_work(&prrn_work);
}
static void handle_rtas_event(const struct rtas_error_log *log)
{
if (rtas_error_type(log) != RTAS_TYPE_PRRN || !prrn_is_enabled())
@ -303,7 +292,7 @@ static void handle_rtas_event(const struct rtas_error_log *log)
/* For PRRN Events the extended log length is used to denote
* the scope for calling rtas update-nodes.
*/
prrn_schedule_update(rtas_error_extended_log_length(log));
handle_prrn_event(rtas_error_extended_log_length(log));
}
#else

5
arch/x86/configs/x86_64_cuttlefish_defconfig
View file

@ -91,6 +91,7 @@ CONFIG_IP_ADVANCED_ROUTER=y
CONFIG_IP_MULTIPLE_TABLES=y
CONFIG_IP_ROUTE_MULTIPATH=y
CONFIG_IP_ROUTE_VERBOSE=y
CONFIG_NET_IPGRE_DEMUX=y
CONFIG_IP_MROUTE=y
CONFIG_IP_PIMSM_V1=y
CONFIG_IP_PIMSM_V2=y
@ -148,6 +149,7 @@ CONFIG_NETFILTER_XT_MATCH_CONNTRACK=y
CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=y
CONFIG_NETFILTER_XT_MATCH_HELPER=y
CONFIG_NETFILTER_XT_MATCH_IPRANGE=y
# CONFIG_NETFILTER_XT_MATCH_L2TP is not set
CONFIG_NETFILTER_XT_MATCH_LENGTH=y
CONFIG_NETFILTER_XT_MATCH_LIMIT=y
CONFIG_NETFILTER_XT_MATCH_MAC=y
@ -186,6 +188,7 @@ CONFIG_IP6_NF_FILTER=y
CONFIG_IP6_NF_TARGET_REJECT=y
CONFIG_IP6_NF_MANGLE=y
CONFIG_IP6_NF_RAW=y
CONFIG_L2TP=y
CONFIG_NET_SCHED=y
CONFIG_NET_SCH_HTB=y
CONFIG_NET_SCH_NETEM=y
@ -240,6 +243,8 @@ CONFIG_PPP=y
CONFIG_PPP_BSDCOMP=y
CONFIG_PPP_DEFLATE=y
CONFIG_PPP_MPPE=y
CONFIG_PPTP=y
CONFIG_PPPOL2TP=y
CONFIG_USB_RTL8152=y
CONFIG_USB_USBNET=y
# CONFIG_USB_NET_AX8817X is not set

6
arch/x86/hyperv/hv_init.c
View file

@ -101,9 +101,13 @@ static int hv_cpu_init(unsigned int cpu)
u64 msr_vp_index;
struct hv_vp_assist_page **hvp = &hv_vp_assist_page[smp_processor_id()];
void **input_arg;
struct page *pg;
input_arg = (void **)this_cpu_ptr(hyperv_pcpu_input_arg);
*input_arg = page_address(alloc_page(GFP_KERNEL));
pg = alloc_page(GFP_KERNEL);
if (unlikely(!pg))
return -ENOMEM;
*input_arg = page_address(pg);
hv_get_vp_index(msr_vp_index);

20
arch/x86/kernel/aperture_64.c
View file

@ -14,6 +14,7 @@
#define pr_fmt(fmt) "AGP: " fmt
#include <linux/kernel.h>
#include <linux/kcore.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/memblock.h>
@ -57,7 +58,7 @@ int fallback_aper_force __initdata;
int fix_aperture __initdata = 1;
#ifdef CONFIG_PROC_VMCORE
#if defined(CONFIG_PROC_VMCORE) || defined(CONFIG_PROC_KCORE)
/*
* If the first kernel maps the aperture over e820 RAM, the kdump kernel will
* use the same range because it will remain configured in the northbridge.
@ -66,20 +67,25 @@ int fix_aperture __initdata = 1;
*/
static unsigned long aperture_pfn_start, aperture_page_count;
static int gart_oldmem_pfn_is_ram(unsigned long pfn)
static int gart_mem_pfn_is_ram(unsigned long pfn)
{
return likely((pfn < aperture_pfn_start) ||
(pfn >= aperture_pfn_start + aperture_page_count));
}
static void exclude_from_vmcore(u64 aper_base, u32 aper_order)
static void __init exclude_from_core(u64 aper_base, u32 aper_order)
{
aperture_pfn_start = aper_base >> PAGE_SHIFT;
aperture_page_count = (32 * 1024 * 1024) << aper_order >> PAGE_SHIFT;
WARN_ON(register_oldmem_pfn_is_ram(&gart_oldmem_pfn_is_ram));
#ifdef CONFIG_PROC_VMCORE
WARN_ON(register_oldmem_pfn_is_ram(&gart_mem_pfn_is_ram));
#endif
#ifdef CONFIG_PROC_KCORE
WARN_ON(register_mem_pfn_is_ram(&gart_mem_pfn_is_ram));
#endif
}
#else
static void exclude_from_vmcore(u64 aper_base, u32 aper_order)
static void exclude_from_core(u64 aper_base, u32 aper_order)
{
}
#endif
@ -469,7 +475,7 @@ out:
* may have allocated the range over its e820 RAM
* and fixed up the northbridge
*/
exclude_from_vmcore(last_aper_base, last_aper_order);
exclude_from_core(last_aper_base, last_aper_order);
return 1;
}
@ -515,7 +521,7 @@ out:
* overlap with the first kernel's memory. We can't access the
* range through vmcore even though it should be part of the dump.
*/
exclude_from_vmcore(aper_alloc, aper_order);
exclude_from_core(aper_alloc, aper_order);
/* Fix up the north bridges */
for (i = 0; i < amd_nb_bus_dev_ranges[i].dev_limit; i++) {

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

@ -124,7 +124,7 @@ 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);
@ -135,11 +135,11 @@ 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);
}
/*
@ -153,14 +153,14 @@ 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();
@ -296,7 +296,7 @@ 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
@ -319,7 +319,7 @@ 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

@ -909,6 +909,8 @@ 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

@ -357,6 +357,7 @@ int hw_breakpoint_arch_parse(struct perf_event *bp,
#endif
default:
WARN_ON_ONCE(1);
return -EINVAL;
}
/*

4
arch/x86/kernel/mpparse.c
View file

@ -599,8 +599,8 @@ static int __init smp_scan_config(unsigned long base, unsigned long length)
mpf_base = base;
mpf_found = true;
pr_info("found SMP MP-table at [mem %#010lx-%#010lx] mapped at [%p]\n",
base, base + sizeof(*mpf) - 1, mpf);
pr_info("found SMP MP-table at [mem %#010lx-%#010lx]\n",
base, base + sizeof(*mpf) - 1);
memblock_reserve(base, sizeof(*mpf));
if (mpf->physptr)

173
arch/x86/kvm/vmx.c
View file

@ -13181,24 +13181,6 @@ static void prepare_vmcs12(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12,
kvm_clear_interrupt_queue(vcpu);
}
static void load_vmcs12_mmu_host_state(struct kvm_vcpu *vcpu,
struct vmcs12 *vmcs12)
{
u32 entry_failure_code;
nested_ept_uninit_mmu_context(vcpu);
/*
* Only PDPTE load can fail as the value of cr3 was checked on entry and
* couldn't have changed.
*/
if (nested_vmx_load_cr3(vcpu, vmcs12->host_cr3, false, &entry_failure_code))
nested_vmx_abort(vcpu, VMX_ABORT_LOAD_HOST_PDPTE_FAIL);
if (!enable_ept)
vcpu->arch.walk_mmu->inject_page_fault = kvm_inject_page_fault;
}
/*
* A part of what we need to when the nested L2 guest exits and we want to
* run its L1 parent, is to reset L1's guest state to the host state specified
@ -13212,6 +13194,7 @@ static void load_vmcs12_host_state(struct kvm_vcpu *vcpu,
struct vmcs12 *vmcs12)
{
struct kvm_segment seg;
u32 entry_failure_code;
if (vmcs12->vm_exit_controls & VM_EXIT_LOAD_IA32_EFER)
vcpu->arch.efer = vmcs12->host_ia32_efer;
@ -13238,7 +13221,17 @@ static void load_vmcs12_host_state(struct kvm_vcpu *vcpu,
vcpu->arch.cr4_guest_owned_bits = ~vmcs_readl(CR4_GUEST_HOST_MASK);
vmx_set_cr4(vcpu, vmcs12->host_cr4);
load_vmcs12_mmu_host_state(vcpu, vmcs12);
nested_ept_uninit_mmu_context(vcpu);
/*
* Only PDPTE load can fail as the value of cr3 was checked on entry and
* couldn't have changed.
*/
if (nested_vmx_load_cr3(vcpu, vmcs12->host_cr3, false, &entry_failure_code))
nested_vmx_abort(vcpu, VMX_ABORT_LOAD_HOST_PDPTE_FAIL);
if (!enable_ept)
vcpu->arch.walk_mmu->inject_page_fault = kvm_inject_page_fault;
/*
* If vmcs01 don't use VPID, CPU flushes TLB on every
@ -13334,6 +13327,140 @@ static void load_vmcs12_host_state(struct kvm_vcpu *vcpu,
nested_vmx_abort(vcpu, VMX_ABORT_LOAD_HOST_MSR_FAIL);
}
static inline u64 nested_vmx_get_vmcs01_guest_efer(struct vcpu_vmx *vmx)
{
struct shared_msr_entry *efer_msr;
unsigned int i;
if (vm_entry_controls_get(vmx) & VM_ENTRY_LOAD_IA32_EFER)
return vmcs_read64(GUEST_IA32_EFER);
if (cpu_has_load_ia32_efer)
return host_efer;
for (i = 0; i < vmx->msr_autoload.guest.nr; ++i) {
if (vmx->msr_autoload.guest.val[i].index == MSR_EFER)
return vmx->msr_autoload.guest.val[i].value;
}
efer_msr = find_msr_entry(vmx, MSR_EFER);
if (efer_msr)
return efer_msr->data;
return host_efer;
}
static void nested_vmx_restore_host_state(struct kvm_vcpu *vcpu)
{
struct vmcs12 *vmcs12 = get_vmcs12(vcpu);
struct vcpu_vmx *vmx = to_vmx(vcpu);
struct vmx_msr_entry g, h;
struct msr_data msr;
gpa_t gpa;
u32 i, j;
vcpu->arch.pat = vmcs_read64(GUEST_IA32_PAT);
if (vmcs12->vm_entry_controls & VM_ENTRY_LOAD_DEBUG_CONTROLS) {
/*
* L1's host DR7 is lost if KVM_GUESTDBG_USE_HW_BP is set
* as vmcs01.GUEST_DR7 contains a userspace defined value
* and vcpu->arch.dr7 is not squirreled away before the
* nested VMENTER (not worth adding a variable in nested_vmx).
*/
if (vcpu->guest_debug & KVM_GUESTDBG_USE_HW_BP)
kvm_set_dr(vcpu, 7, DR7_FIXED_1);
else
WARN_ON(kvm_set_dr(vcpu, 7, vmcs_readl(GUEST_DR7)));
}
/*
* Note that calling vmx_set_{efer,cr0,cr4} is important as they
* handle a variety of side effects to KVM's software model.
*/
vmx_set_efer(vcpu, nested_vmx_get_vmcs01_guest_efer(vmx));
vcpu->arch.cr0_guest_owned_bits = X86_CR0_TS;
vmx_set_cr0(vcpu, vmcs_readl(CR0_READ_SHADOW));
vcpu->arch.cr4_guest_owned_bits = ~vmcs_readl(CR4_GUEST_HOST_MASK);
vmx_set_cr4(vcpu, vmcs_readl(CR4_READ_SHADOW));
nested_ept_uninit_mmu_context(vcpu);
vcpu->arch.cr3 = vmcs_readl(GUEST_CR3);
__set_bit(VCPU_EXREG_CR3, (ulong *)&vcpu->arch.regs_avail);
/*
* Use ept_save_pdptrs(vcpu) to load the MMU's cached PDPTRs
* from vmcs01 (if necessary). The PDPTRs are not loaded on
* VMFail, like everything else we just need to ensure our
* software model is up-to-date.
*/
ept_save_pdptrs(vcpu);
kvm_mmu_reset_context(vcpu);
if (cpu_has_vmx_msr_bitmap())
vmx_update_msr_bitmap(vcpu);
/*
* This nasty bit of open coding is a compromise between blindly
* loading L1's MSRs using the exit load lists (incorrect emulation
* of VMFail), leaving the nested VM's MSRs in the software model
* (incorrect behavior) and snapshotting the modified MSRs (too
* expensive since the lists are unbound by hardware). For each
* MSR that was (prematurely) loaded from the nested VMEntry load
* list, reload it from the exit load list if it exists and differs
* from the guest value. The intent is to stuff host state as
* silently as possible, not to fully process the exit load list.
*/
msr.host_initiated = false;
for (i = 0; i < vmcs12->vm_entry_msr_load_count; i++) {
gpa = vmcs12->vm_entry_msr_load_addr + (i * sizeof(g));
if (kvm_vcpu_read_guest(vcpu, gpa, &g, sizeof(g))) {
pr_debug_ratelimited(
"%s read MSR index failed (%u, 0x%08llx)\n",
__func__, i, gpa);
goto vmabort;
}
for (j = 0; j < vmcs12->vm_exit_msr_load_count; j++) {
gpa = vmcs12->vm_exit_msr_load_addr + (j * sizeof(h));
if (kvm_vcpu_read_guest(vcpu, gpa, &h, sizeof(h))) {
pr_debug_ratelimited(
"%s read MSR failed (%u, 0x%08llx)\n",
__func__, j, gpa);
goto vmabort;
}
if (h.index != g.index)
continue;
if (h.value == g.value)
break;
if (nested_vmx_load_msr_check(vcpu, &h)) {
pr_debug_ratelimited(
"%s check failed (%u, 0x%x, 0x%x)\n",
__func__, j, h.index, h.reserved);
goto vmabort;
}
msr.index = h.index;
msr.data = h.value;
if (kvm_set_msr(vcpu, &msr)) {
pr_debug_ratelimited(
"%s WRMSR failed (%u, 0x%x, 0x%llx)\n",
__func__, j, h.index, h.value);
goto vmabort;
}
}
}
return;
vmabort:
nested_vmx_abort(vcpu, VMX_ABORT_LOAD_HOST_MSR_FAIL);
}
/*
* Emulate an exit from nested guest (L2) to L1, i.e., prepare to run L1
* and modify vmcs12 to make it see what it would expect to see there if
@ -13478,7 +13605,13 @@ static void nested_vmx_vmexit(struct kvm_vcpu *vcpu, u32 exit_reason,
*/
nested_vmx_failValid(vcpu, VMXERR_ENTRY_INVALID_CONTROL_FIELD);
load_vmcs12_mmu_host_state(vcpu, vmcs12);
/*
* Restore L1's host state to KVM's software model. We're here
* because a consistency check was caught by hardware, which
* means some amount of guest state has been propagated to KVM's
* model and needs to be unwound to the host's state.
*/
nested_vmx_restore_host_state(vcpu);
/*
* The emulated instruction was already skipped in

1
block/blk-iolatency.c
View file

@ -75,6 +75,7 @@
#include <linux/blk-mq.h>
#include "blk-rq-qos.h"
#include "blk-stat.h"
#include "blk.h"
#define DEFAULT_SCALE_COOKIE 1000000U

65
drivers/acpi/ec.c
View file

@ -194,6 +194,7 @@ static struct workqueue_struct *ec_query_wq;
static int EC_FLAGS_QUERY_HANDSHAKE; /* Needs QR_EC issued when SCI_EVT set */
static int EC_FLAGS_CORRECT_ECDT; /* Needs ECDT port address correction */
static int EC_FLAGS_IGNORE_DSDT_GPE; /* Needs ECDT GPE as correction setting */
static int EC_FLAGS_CLEAR_ON_RESUME; /* Needs acpi_ec_clear() on boot/resume */
/* --------------------------------------------------------------------------
* Logging/Debugging
@ -499,6 +500,26 @@ static inline void __acpi_ec_disable_event(struct acpi_ec *ec)
ec_log_drv("event blocked");
}
/*
* Process _Q events that might have accumulated in the EC.
* Run with locked ec mutex.
*/
static void acpi_ec_clear(struct acpi_ec *ec)
{
int i, status;
u8 value = 0;
for (i = 0; i < ACPI_EC_CLEAR_MAX; i++) {
status = acpi_ec_query(ec, &value);
if (status || !value)
break;
}
if (unlikely(i == ACPI_EC_CLEAR_MAX))
pr_warn("Warning: Maximum of %d stale EC events cleared\n", i);
else
pr_info("%d stale EC events cleared\n", i);
}
static void acpi_ec_enable_event(struct acpi_ec *ec)
{
unsigned long flags;
@ -507,6 +528,10 @@ static void acpi_ec_enable_event(struct acpi_ec *ec)
if (acpi_ec_started(ec))
__acpi_ec_enable_event(ec);
spin_unlock_irqrestore(&ec->lock, flags);
/* Drain additional events if hardware requires that */
if (EC_FLAGS_CLEAR_ON_RESUME)
acpi_ec_clear(ec);
}
#ifdef CONFIG_PM_SLEEP
@ -1034,6 +1059,18 @@ void acpi_ec_unblock_transactions(void)
acpi_ec_start(first_ec, true);
}
void acpi_ec_mark_gpe_for_wake(void)
{
if (first_ec && !ec_no_wakeup)
acpi_mark_gpe_for_wake(NULL, first_ec->gpe);
}
void acpi_ec_set_gpe_wake_mask(u8 action)
{
if (first_ec && !ec_no_wakeup)
acpi_set_gpe_wake_mask(NULL, first_ec->gpe, action);
}
void acpi_ec_dispatch_gpe(void)
{
if (first_ec)
@ -1808,6 +1845,31 @@ static int ec_flag_query_handshake(const struct dmi_system_id *id)
}
#endif
/*
* On some hardware it is necessary to clear events accumulated by the EC during
* sleep. These ECs stop reporting GPEs until they are manually polled, if too
* many events are accumulated. (e.g. Samsung Series 5/9 notebooks)
*
* https://bugzilla.kernel.org/show_bug.cgi?id=44161
*
* Ideally, the EC should also be instructed NOT to accumulate events during
* sleep (which Windows seems to do somehow), but the interface to control this
* behaviour is not known at this time.
*
* Models known to be affected are Samsung 530Uxx/535Uxx/540Uxx/550Pxx/900Xxx,
* however it is very likely that other Samsung models are affected.
*
* On systems which don't accumulate _Q events during sleep, this extra check
* should be harmless.
*/
static int ec_clear_on_resume(const struct dmi_system_id *id)
{
pr_debug("Detected system needing EC poll on resume.\n");
EC_FLAGS_CLEAR_ON_RESUME = 1;
ec_event_clearing = ACPI_EC_EVT_TIMING_STATUS;
return 0;
}
/*
* Some ECDTs contain wrong register addresses.
* MSI MS-171F
@ -1857,6 +1919,9 @@ static const struct dmi_system_id ec_dmi_table[] __initconst = {
ec_honor_ecdt_gpe, "ASUS X580VD", {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
DMI_MATCH(DMI_PRODUCT_NAME, "X580VD"),}, NULL},
{
ec_clear_on_resume, "Samsung hardware", {
DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD.")}, NULL},
{},
};

2
drivers/acpi/internal.h
View file

@ -188,6 +188,8 @@ int acpi_ec_ecdt_probe(void);
int acpi_ec_dsdt_probe(void);
void acpi_ec_block_transactions(void);
void acpi_ec_unblock_transactions(void);
void acpi_ec_mark_gpe_for_wake(void);
void acpi_ec_set_gpe_wake_mask(u8 action);
void acpi_ec_dispatch_gpe(void);
int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit,
acpi_handle handle, acpi_ec_query_func func,

8
drivers/acpi/sbs.c
View file

@ -441,9 +441,13 @@ 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;

11
drivers/acpi/sleep.c
View file

@ -940,6 +940,8 @@ static int lps0_device_attach(struct acpi_device *adev,
acpi_handle_debug(adev->handle, "_DSM function mask: 0x%x\n",
bitmask);
acpi_ec_mark_gpe_for_wake();
} else {
acpi_handle_debug(adev->handle,
"_DSM function 0 evaluation failed\n");
@ -968,11 +970,16 @@ static int acpi_s2idle_prepare(void)
if (lps0_device_handle) {
acpi_sleep_run_lps0_dsm(ACPI_LPS0_SCREEN_OFF);
acpi_sleep_run_lps0_dsm(ACPI_LPS0_ENTRY);
acpi_ec_set_gpe_wake_mask(ACPI_GPE_ENABLE);
}
if (acpi_sci_irq_valid())
enable_irq_wake(acpi_sci_irq);
/* Change the configuration of GPEs to avoid spurious wakeup. */
acpi_enable_all_wakeup_gpes();
acpi_os_wait_events_complete();
return 0;
}
@ -1017,10 +1024,14 @@ static void acpi_s2idle_sync(void)
static void acpi_s2idle_restore(void)
{
acpi_enable_all_runtime_gpes();
if (acpi_sci_irq_valid())
disable_irq_wake(acpi_sci_irq);
if (lps0_device_handle) {
acpi_ec_set_gpe_wake_mask(ACPI_GPE_DISABLE);
acpi_sleep_run_lps0_dsm(ACPI_LPS0_EXIT);
acpi_sleep_run_lps0_dsm(ACPI_LPS0_SCREEN_ON);
}

1
drivers/acpi/utils.c
View file

@ -800,6 +800,7 @@ bool acpi_dev_present(const char *hid, const char *uid, s64 hrv)
match.hrv = hrv;
dev = bus_find_device(&acpi_bus_type, NULL, &match, acpi_dev_match_cb);
put_device(dev);
return !!dev;
}
EXPORT_SYMBOL(acpi_dev_present);

2
drivers/auxdisplay/hd44780.c
View file

@ -299,6 +299,8 @@ static int hd44780_remove(struct platform_device *pdev)
struct charlcd *lcd = platform_get_drvdata(pdev);
charlcd_unregister(lcd);
kfree(lcd);
return 0;
}

7
drivers/base/node.c
View file

@ -197,11 +197,16 @@ static ssize_t node_read_vmstat(struct device *dev,
sum_zone_numa_state(nid, i));
#endif
for (i = 0; i < NR_VM_NODE_STAT_ITEMS; i++)
for (i = 0; i < NR_VM_NODE_STAT_ITEMS; i++) {
/* Skip hidden vmstat items. */
if (*vmstat_text[i + NR_VM_ZONE_STAT_ITEMS +
NR_VM_NUMA_STAT_ITEMS] == '\0')
continue;
n += sprintf(buf+n, "%s %lu\n",
vmstat_text[i + NR_VM_ZONE_STAT_ITEMS +
NR_VM_NUMA_STAT_ITEMS],
node_page_state(pgdat, i));
}
return n;
}

13
drivers/base/power/domain.c
View file

@ -1388,12 +1388,12 @@ static int genpd_add_device(struct generic_pm_domain *genpd, struct device *dev,
if (IS_ERR(gpd_data))
return PTR_ERR(gpd_data);
genpd_lock(genpd);
ret = genpd->attach_dev ? genpd->attach_dev(genpd, dev) : 0;
if (ret)
goto out;
genpd_lock(genpd);
dev_pm_domain_set(dev, &genpd->domain);
genpd->device_count++;
@ -1401,9 +1401,8 @@ static int genpd_add_device(struct generic_pm_domain *genpd, struct device *dev,
list_add_tail(&gpd_data->base.list_node, &genpd->dev_list);
out:
genpd_unlock(genpd);
out:
if (ret)
genpd_free_dev_data(dev, gpd_data);
else
@ -1452,15 +1451,15 @@ static int genpd_remove_device(struct generic_pm_domain *genpd,
genpd->device_count--;
genpd->max_off_time_changed = true;
if (genpd->detach_dev)
genpd->detach_dev(genpd, dev);
dev_pm_domain_set(dev, NULL);
list_del_init(&pdd->list_node);
genpd_unlock(genpd);
if (genpd->detach_dev)
genpd->detach_dev(genpd, dev);
genpd_free_dev_data(dev, gpd_data);
return 0;

30
drivers/crypto/axis/artpec6_crypto.c
View file

@ -284,6 +284,7 @@ enum artpec6_crypto_hash_flags {
struct artpec6_crypto_req_common {
struct list_head list;
struct list_head complete_in_progress;
struct artpec6_crypto_dma_descriptors *dma;
struct crypto_async_request *req;
void (*complete)(struct crypto_async_request *req);
@ -2046,7 +2047,8 @@ static int artpec6_crypto_prepare_aead(struct aead_request *areq)
return artpec6_crypto_dma_map_descs(common);
}
static void artpec6_crypto_process_queue(struct artpec6_crypto *ac)
static void artpec6_crypto_process_queue(struct artpec6_crypto *ac,
struct list_head *completions)
{
struct artpec6_crypto_req_common *req;
@ -2057,7 +2059,7 @@ static void artpec6_crypto_process_queue(struct artpec6_crypto *ac)
list_move_tail(&req->list, &ac->pending);
artpec6_crypto_start_dma(req);
req->req->complete(req->req, -EINPROGRESS);
list_add_tail(&req->complete_in_progress, completions);
}
/*
@ -2087,6 +2089,11 @@ static void artpec6_crypto_task(unsigned long data)
struct artpec6_crypto *ac = (struct artpec6_crypto *)data;
struct artpec6_crypto_req_common *req;
struct artpec6_crypto_req_common *n;
struct list_head complete_done;
struct list_head complete_in_progress;
INIT_LIST_HEAD(&complete_done);
INIT_LIST_HEAD(&complete_in_progress);
if (list_empty(&ac->pending)) {
pr_debug("Spurious IRQ\n");
@ -2120,19 +2127,30 @@ static void artpec6_crypto_task(unsigned long data)
pr_debug("Completing request %p\n", req);
list_del(&req->list);
list_move_tail(&req->list, &complete_done);
artpec6_crypto_dma_unmap_all(req);
artpec6_crypto_copy_bounce_buffers(req);
ac->pending_count--;
artpec6_crypto_common_destroy(req);
}
artpec6_crypto_process_queue(ac, &complete_in_progress);
spin_unlock_bh(&ac->queue_lock);
/* Perform the completion callbacks without holding the queue lock
* to allow new request submissions from the callbacks.
*/
list_for_each_entry_safe(req, n, &complete_done, list) {
req->complete(req->req);
}
artpec6_crypto_process_queue(ac);
spin_unlock_bh(&ac->queue_lock);
list_for_each_entry_safe(req, n, &complete_in_progress,
complete_in_progress) {
req->req->complete(req->req, -EINPROGRESS);
}
}
static void artpec6_crypto_complete_crypto(struct crypto_async_request *req)

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

@ -777,6 +777,9 @@ 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);
@ -795,6 +798,9 @@ 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);

52
drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c
View file

@ -323,57 +323,7 @@ static int init_mqd_hiq(struct mqd_manager *mm, void **mqd,
struct kfd_mem_obj **mqd_mem_obj, uint64_t *gart_addr,
struct queue_properties *q)
{
uint64_t addr;
struct cik_mqd *m;
int retval;
retval = kfd_gtt_sa_allocate(mm->dev, sizeof(struct cik_mqd),
mqd_mem_obj);
if (retval != 0)
return -ENOMEM;
m = (struct cik_mqd *) (*mqd_mem_obj)->cpu_ptr;
addr = (*mqd_mem_obj)->gpu_addr;
memset(m, 0, ALIGN(sizeof(struct cik_mqd), 256));
m->header = 0xC0310800;
m->compute_pipelinestat_enable = 1;
m->compute_static_thread_mgmt_se0 = 0xFFFFFFFF;
m->compute_static_thread_mgmt_se1 = 0xFFFFFFFF;
m->compute_static_thread_mgmt_se2 = 0xFFFFFFFF;
m->compute_static_thread_mgmt_se3 = 0xFFFFFFFF;
m->cp_hqd_persistent_state = DEFAULT_CP_HQD_PERSISTENT_STATE |
PRELOAD_REQ;
m->cp_hqd_quantum = QUANTUM_EN | QUANTUM_SCALE_1MS |
QUANTUM_DURATION(10);
m->cp_mqd_control = MQD_CONTROL_PRIV_STATE_EN;
m->cp_mqd_base_addr_lo = lower_32_bits(addr);
m->cp_mqd_base_addr_hi = upper_32_bits(addr);
m->cp_hqd_ib_control = DEFAULT_MIN_IB_AVAIL_SIZE;
/*
* Pipe Priority
* Identifies the pipe relative priority when this queue is connected
* to the pipeline. The pipe priority is against the GFX pipe and HP3D.
* In KFD we are using a fixed pipe priority set to CS_MEDIUM.
* 0 = CS_LOW (typically below GFX)
* 1 = CS_MEDIUM (typically between HP3D and GFX
* 2 = CS_HIGH (typically above HP3D)
*/
m->cp_hqd_pipe_priority = 1;
m->cp_hqd_queue_priority = 15;
*mqd = m;
if (gart_addr)
*gart_addr = addr;
retval = mm->update_mqd(mm, m, q);
return retval;
return init_mqd(mm, mqd, mqd_mem_obj, gart_addr, q);
}
static int update_mqd_hiq(struct mqd_manager *mm, void *mqd,

2
drivers/gpu/drm/cirrus/cirrus_drv.h
View file

@ -146,7 +146,7 @@ struct cirrus_device {
struct cirrus_fbdev {
struct drm_fb_helper helper;
struct drm_framebuffer gfb;
struct drm_framebuffer *gfb;
void *sysram;
int size;
int x1, y1, x2, y2; /* dirty rect */

48
drivers/gpu/drm/cirrus/cirrus_fbdev.c
View file

@ -22,14 +22,14 @@ static void cirrus_dirty_update(struct cirrus_fbdev *afbdev,
struct drm_gem_object *obj;
struct cirrus_bo *bo;
int src_offset, dst_offset;
int bpp = afbdev->gfb.format->cpp[0];
int bpp = afbdev->gfb->format->cpp[0];
int ret = -EBUSY;
bool unmap = false;
bool store_for_later = false;
int x2, y2;
unsigned long flags;
obj = afbdev->gfb.obj[0];
obj = afbdev->gfb->obj[0];
bo = gem_to_cirrus_bo(obj);
/*
@ -82,7 +82,7 @@ static void cirrus_dirty_update(struct cirrus_fbdev *afbdev,
}
for (i = y; i < y + height; i++) {
/* assume equal stride for now */
src_offset = dst_offset = i * afbdev->gfb.pitches[0] + (x * bpp);
src_offset = dst_offset = i * afbdev->gfb->pitches[0] + (x * bpp);
memcpy_toio(bo->kmap.virtual + src_offset, afbdev->sysram + src_offset, width * bpp);
}
@ -192,23 +192,26 @@ static int cirrusfb_create(struct drm_fb_helper *helper,
return -ENOMEM;
info = drm_fb_helper_alloc_fbi(helper);
if (IS_ERR(info))
return PTR_ERR(info);
if (IS_ERR(info)) {
ret = PTR_ERR(info);
goto err_vfree;
}
info->par = gfbdev;
ret = cirrus_framebuffer_init(cdev->dev, &gfbdev->gfb, &mode_cmd, gobj);
fb = kzalloc(sizeof(*fb), GFP_KERNEL);
if (!fb) {
ret = -ENOMEM;
goto err_drm_gem_object_put_unlocked;
}
ret = cirrus_framebuffer_init(cdev->dev, fb, &mode_cmd, gobj);
if (ret)
return ret;
goto err_kfree;
gfbdev->sysram = sysram;
gfbdev->size = size;
fb = &gfbdev->gfb;
if (!fb) {
DRM_INFO("fb is NULL\n");
return -EINVAL;
}
gfbdev->gfb = fb;
/* setup helper */
gfbdev->helper.fb = fb;
@ -241,24 +244,27 @@ static int cirrusfb_create(struct drm_fb_helper *helper,
DRM_INFO(" pitch is %d\n", fb->pitches[0]);
return 0;
err_kfree:
kfree(fb);
err_drm_gem_object_put_unlocked:
drm_gem_object_put_unlocked(gobj);
err_vfree:
vfree(sysram);
return ret;
}
static int cirrus_fbdev_destroy(struct drm_device *dev,
struct cirrus_fbdev *gfbdev)
{
struct drm_framebuffer *gfb = &gfbdev->gfb;
struct drm_framebuffer *gfb = gfbdev->gfb;
drm_fb_helper_unregister_fbi(&gfbdev->helper);
if (gfb->obj[0]) {
drm_gem_object_put_unlocked(gfb->obj[0]);
gfb->obj[0] = NULL;
}
vfree(gfbdev->sysram);
drm_fb_helper_fini(&gfbdev->helper);
drm_framebuffer_unregister_private(gfb);
drm_framebuffer_cleanup(gfb);
if (gfb)
drm_framebuffer_put(gfb);
return 0;
}

2
drivers/gpu/drm/cirrus/cirrus_mode.c
View file

@ -127,7 +127,7 @@ static int cirrus_crtc_do_set_base(struct drm_crtc *crtc,
return ret;
}
if (&cdev->mode_info.gfbdev->gfb == crtc->primary->fb) {
if (cdev->mode_info.gfbdev->gfb == crtc->primary->fb) {
/* if pushing console in kmap it */
ret = ttm_bo_kmap(&bo->bo, 0, bo->bo.num_pages, &bo->kmap);
if (ret)

110
drivers/gpu/drm/exynos/exynos_mixer.c
View file

@ -20,6 +20,7 @@
#include "regs-vp.h"
#include <linux/kernel.h>
#include <linux/ktime.h>
#include <linux/spinlock.h>
#include <linux/wait.h>
#include <linux/i2c.h>
@ -337,15 +338,62 @@ static void mixer_cfg_vp_blend(struct mixer_context *ctx)
mixer_reg_write(ctx, MXR_VIDEO_CFG, val);
}
static void mixer_vsync_set_update(struct mixer_context *ctx, bool enable)
static bool mixer_is_synced(struct mixer_context *ctx)
{
/* block update on vsync */
mixer_reg_writemask(ctx, MXR_STATUS, enable ?
MXR_STATUS_SYNC_ENABLE : 0, MXR_STATUS_SYNC_ENABLE);
u32 base, shadow;
if (ctx->mxr_ver == MXR_VER_16_0_33_0 ||
ctx->mxr_ver == MXR_VER_128_0_0_184)
return !(mixer_reg_read(ctx, MXR_CFG) &
MXR_CFG_LAYER_UPDATE_COUNT_MASK);
if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags) &&
vp_reg_read(ctx, VP_SHADOW_UPDATE))
return false;
base = mixer_reg_read(ctx, MXR_CFG);
shadow = mixer_reg_read(ctx, MXR_CFG_S);
if (base != shadow)
return false;
base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(0));
shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(0));
if (base != shadow)
return false;
base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(1));
shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(1));
if (base != shadow)
return false;
return true;
}
static int mixer_wait_for_sync(struct mixer_context *ctx)
{
ktime_t timeout = ktime_add_us(ktime_get(), 100000);
while (!mixer_is_synced(ctx)) {
usleep_range(1000, 2000);
if (ktime_compare(ktime_get(), timeout) > 0)
return -ETIMEDOUT;
}
return 0;
}
static void mixer_disable_sync(struct mixer_context *ctx)
{
mixer_reg_writemask(ctx, MXR_STATUS, 0, MXR_STATUS_SYNC_ENABLE);
}
static void mixer_enable_sync(struct mixer_context *ctx)
{
if (ctx->mxr_ver == MXR_VER_16_0_33_0 ||
ctx->mxr_ver == MXR_VER_128_0_0_184)
mixer_reg_writemask(ctx, MXR_CFG, ~0, MXR_CFG_LAYER_UPDATE);
mixer_reg_writemask(ctx, MXR_STATUS, ~0, MXR_STATUS_SYNC_ENABLE);
if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags))
vp_reg_write(ctx, VP_SHADOW_UPDATE, enable ?
VP_SHADOW_UPDATE_ENABLE : 0);
vp_reg_write(ctx, VP_SHADOW_UPDATE, VP_SHADOW_UPDATE_ENABLE);
}
static void mixer_cfg_scan(struct mixer_context *ctx, int width, int height)
@ -482,7 +530,6 @@ static void vp_video_buffer(struct mixer_context *ctx,
spin_lock_irqsave(&ctx->reg_slock, flags);
vp_reg_write(ctx, VP_SHADOW_UPDATE, 1);
/* interlace or progressive scan mode */
val = (test_bit(MXR_BIT_INTERLACE, &ctx->flags) ? ~0 : 0);
vp_reg_writemask(ctx, VP_MODE, val, VP_MODE_LINE_SKIP);
@ -537,11 +584,6 @@ static void vp_video_buffer(struct mixer_context *ctx,
vp_regs_dump(ctx);
}
static void mixer_layer_update(struct mixer_context *ctx)
{
mixer_reg_writemask(ctx, MXR_CFG, ~0, MXR_CFG_LAYER_UPDATE);
}
static void mixer_graph_buffer(struct mixer_context *ctx,
struct exynos_drm_plane *plane)
{
@ -618,11 +660,6 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
mixer_cfg_layer(ctx, win, priority, true);
mixer_cfg_gfx_blend(ctx, win, fb->format->has_alpha);
/* layer update mandatory for mixer 16.0.33.0 */
if (ctx->mxr_ver == MXR_VER_16_0_33_0 ||
ctx->mxr_ver == MXR_VER_128_0_0_184)
mixer_layer_update(ctx);
spin_unlock_irqrestore(&ctx->reg_slock, flags);
mixer_regs_dump(ctx);
@ -687,7 +724,7 @@ static void mixer_win_reset(struct mixer_context *ctx)
static irqreturn_t mixer_irq_handler(int irq, void *arg)
{
struct mixer_context *ctx = arg;
u32 val, base, shadow;
u32 val;
spin_lock(&ctx->reg_slock);
@ -701,26 +738,9 @@ static irqreturn_t mixer_irq_handler(int irq, void *arg)
val &= ~MXR_INT_STATUS_VSYNC;
/* interlace scan need to check shadow register */
if (test_bit(MXR_BIT_INTERLACE, &ctx->flags)) {
if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags) &&
vp_reg_read(ctx, VP_SHADOW_UPDATE))
goto out;
base = mixer_reg_read(ctx, MXR_CFG);
shadow = mixer_reg_read(ctx, MXR_CFG_S);
if (base != shadow)
goto out;
base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(0));
shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(0));
if (base != shadow)
goto out;
base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(1));
shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(1));
if (base != shadow)
goto out;
}
if (test_bit(MXR_BIT_INTERLACE, &ctx->flags)
&& !mixer_is_synced(ctx))
goto out;
drm_crtc_handle_vblank(&ctx->crtc->base);
}
@ -895,12 +915,14 @@ static void mixer_disable_vblank(struct exynos_drm_crtc *crtc)
static void mixer_atomic_begin(struct exynos_drm_crtc *crtc)
{
struct mixer_context *mixer_ctx = crtc->ctx;
struct mixer_context *ctx = crtc->ctx;
if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
if (!test_bit(MXR_BIT_POWERED, &ctx->flags))
return;
mixer_vsync_set_update(mixer_ctx, false);
if (mixer_wait_for_sync(ctx))
dev_err(ctx->dev, "timeout waiting for VSYNC\n");
mixer_disable_sync(ctx);
}
static void mixer_update_plane(struct exynos_drm_crtc *crtc,
@ -942,7 +964,7 @@ static void mixer_atomic_flush(struct exynos_drm_crtc *crtc)
if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
return;
mixer_vsync_set_update(mixer_ctx, true);
mixer_enable_sync(mixer_ctx);
exynos_crtc_handle_event(crtc);
}
@ -957,7 +979,7 @@ static void mixer_enable(struct exynos_drm_crtc *crtc)
exynos_drm_pipe_clk_enable(crtc, true);
mixer_vsync_set_update(ctx, false);
mixer_disable_sync(ctx);
mixer_reg_writemask(ctx, MXR_STATUS, ~0, MXR_STATUS_SOFT_RESET);
@ -970,7 +992,7 @@ static void mixer_enable(struct exynos_drm_crtc *crtc)
mixer_commit(ctx);
mixer_vsync_set_update(ctx, true);
mixer_enable_sync(ctx);
set_bit(MXR_BIT_POWERED, &ctx->flags);
}

1
drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h
View file

@ -38,6 +38,7 @@ int nvkm_volt_set_id(struct nvkm_volt *, u8 id, u8 min_id, u8 temp,
int nv40_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
int gf100_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
int gf117_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
int gk104_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
int gk20a_volt_new(struct nvkm_device *, int, struct nvkm_volt **);
int gm20b_volt_new(struct nvkm_device *, int, struct nvkm_volt **);

2
drivers/gpu/drm/nouveau/nouveau_debugfs.c
View file

@ -161,7 +161,7 @@ nouveau_debugfs_pstate_set(struct file *file, const char __user *ubuf,
}
ret = pm_runtime_get_sync(drm->dev);
if (IS_ERR_VALUE(ret) && ret != -EACCES)
if (ret < 0 && ret != -EACCES)
return ret;
ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_USER, &args, sizeof(args));
pm_runtime_put_autosuspend(drm->dev);

2
drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
View file

@ -1613,7 +1613,7 @@ nvd7_chipset = {
.pci = gf106_pci_new,
.therm = gf119_therm_new,
.timer = nv41_timer_new,
.volt = gf100_volt_new,
.volt = gf117_volt_new,
.ce[0] = gf100_ce_new,
.disp = gf119_disp_new,
.dma = gf119_dma_new,

1
drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild
View file

@ -2,6 +2,7 @@ nvkm-y += nvkm/subdev/volt/base.o
nvkm-y += nvkm/subdev/volt/gpio.o
nvkm-y += nvkm/subdev/volt/nv40.o
nvkm-y += nvkm/subdev/volt/gf100.o
nvkm-y += nvkm/subdev/volt/gf117.o
nvkm-y += nvkm/subdev/volt/gk104.o
nvkm-y += nvkm/subdev/volt/gk20a.o
nvkm-y += nvkm/subdev/volt/gm20b.o

60
drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf117.c Normal file
View file

@ -0,0 +1,60 @@
/*
* Copyright 2019 Ilia Mirkin
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Ilia Mirkin
*/
#include "priv.h"
#include <subdev/fuse.h>
static int
gf117_volt_speedo_read(struct nvkm_volt *volt)
{
struct nvkm_device *device = volt->subdev.device;
struct nvkm_fuse *fuse = device->fuse;
if (!fuse)
return -EINVAL;
return nvkm_fuse_read(fuse, 0x3a8);
}
static const struct nvkm_volt_func
gf117_volt = {
.oneinit = gf100_volt_oneinit,
.vid_get = nvkm_voltgpio_get,
.vid_set = nvkm_voltgpio_set,
.speedo_read = gf117_volt_speedo_read,
};
int
gf117_volt_new(struct nvkm_device *device, int index, struct nvkm_volt **pvolt)
{
struct nvkm_volt *volt;
int ret;
ret = nvkm_volt_new_(&gf117_volt, device, index, &volt);
*pvolt = volt;
if (ret)
return ret;
return nvkm_voltgpio_init(volt);
}

11
drivers/gpu/drm/panel/panel-innolux-p079zca.c
View file

@ -70,18 +70,12 @@ static inline struct innolux_panel *to_innolux_panel(struct drm_panel *panel)
static int innolux_panel_disable(struct drm_panel *panel)
{
struct innolux_panel *innolux = to_innolux_panel(panel);
int err;
if (!innolux->enabled)
return 0;
backlight_disable(innolux->backlight);
err = mipi_dsi_dcs_set_display_off(innolux->link);
if (err < 0)
DRM_DEV_ERROR(panel->dev, "failed to set display off: %d\n",
err);
innolux->enabled = false;
return 0;
@ -95,6 +89,11 @@ static int innolux_panel_unprepare(struct drm_panel *panel)
if (!innolux->prepared)
return 0;
err = mipi_dsi_dcs_set_display_off(innolux->link);
if (err < 0)
DRM_DEV_ERROR(panel->dev, "failed to set display off: %d\n",
err);
err = mipi_dsi_dcs_enter_sleep_mode(innolux->link);
if (err < 0) {
DRM_DEV_ERROR(panel->dev, "failed to enter sleep mode: %d\n",

1
drivers/gpu/drm/ttm/ttm_bo.c
View file

@ -1445,7 +1445,6 @@ static void ttm_bo_global_kobj_release(struct kobject *kobj)
container_of(kobj, struct ttm_bo_global, kobj);
__free_page(glob->dummy_read_page);
kfree(glob);
}
void ttm_bo_global_release(struct drm_global_reference *ref)

9
drivers/gpu/drm/ttm/ttm_memory.c
View file

@ -216,14 +216,6 @@ static ssize_t ttm_mem_global_store(struct kobject *kobj,
return size;
}
static void ttm_mem_global_kobj_release(struct kobject *kobj)
{
struct ttm_mem_global *glob =
container_of(kobj, struct ttm_mem_global, kobj);
kfree(glob);
}
static struct attribute *ttm_mem_global_attrs[] = {
&ttm_mem_global_lower_mem_limit,
NULL
@ -235,7 +227,6 @@ static const struct sysfs_ops ttm_mem_global_ops = {
};
static struct kobj_type ttm_mem_glob_kobj_type = {
.release = &ttm_mem_global_kobj_release,
.sysfs_ops = &ttm_mem_global_ops,
.default_attrs = ttm_mem_global_attrs,
};

2
drivers/gpu/drm/udl/udl_gem.c
View file

@ -224,7 +224,7 @@ int udl_gem_mmap(struct drm_file *file, struct drm_device *dev,
*offset = drm_vma_node_offset_addr(&gobj->base.vma_node);
out:
drm_gem_object_put(&gobj->base);
drm_gem_object_put_unlocked(&gobj->base);
unlock:
mutex_unlock(&udl->gem_lock);
return ret;

1
drivers/hid/hid-ids.h
View file

@ -348,6 +348,7 @@
#define USB_DEVICE_ID_DMI_ENC 0x5fab
#define USB_VENDOR_ID_DRAGONRISE 0x0079
#define USB_DEVICE_ID_REDRAGON_SEYMUR2 0x0006
#define USB_DEVICE_ID_DRAGONRISE_WIIU 0x1800
#define USB_DEVICE_ID_DRAGONRISE_PS3 0x1801
#define USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR 0x1803

1
drivers/hid/hid-quirks.c
View file

@ -70,6 +70,7 @@ static const struct hid_device_id hid_quirks[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_DMI, USB_DEVICE_ID_DMI_ENC), HID_QUIRK_NOGET },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRACAL_RAPHNET, USB_DEVICE_ID_RAPHNET_2NES2SNES), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRACAL_RAPHNET, USB_DEVICE_ID_RAPHNET_4NES4SNES), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_REDRAGON_SEYMUR2), HID_QUIRK_INCREMENT_USAGE_ON_DUPLICATE },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE1), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_PS3), HID_QUIRK_MULTI_INPUT },

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

@ -43,6 +43,7 @@
#include <linux/platform_data/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)
@ -687,6 +688,7 @@ 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__);
@ -705,26 +707,37 @@ 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;
@ -851,12 +864,19 @@ 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

4
drivers/hwtracing/coresight/coresight-cpu-debug.c
View file

@ -668,6 +668,10 @@ static const struct amba_id debug_ids[] = {
.id = 0x000bbd08,
.mask = 0x000fffff,
},
{ /* Debug for Cortex-A73 */
.id = 0x000bbd09,
.mask = 0x000fffff,
},
{ 0, 0 },
};

2
drivers/infiniband/hw/hfi1/qp.c
View file

@ -784,7 +784,7 @@ void notify_error_qp(struct rvt_qp *qp)
write_seqlock(lock);
if (!list_empty(&priv->s_iowait.list) &&
!(qp->s_flags & RVT_S_BUSY)) {
qp->s_flags &= ~RVT_S_ANY_WAIT_IO;
qp->s_flags &= ~HFI1_S_ANY_WAIT_IO;
list_del_init(&priv->s_iowait.list);
priv->s_iowait.lock = NULL;
rvt_put_qp(qp);

12
drivers/infiniband/hw/i40iw/i40iw_utils.c
View file

@ -173,7 +173,12 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
rcu_read_lock();
in = __in_dev_get_rcu(upper_dev);
local_ipaddr = ntohl(in->ifa_list->ifa_address);
if (!in->ifa_list)
local_ipaddr = 0;
else
local_ipaddr = ntohl(in->ifa_list->ifa_address);
rcu_read_unlock();
} else {
local_ipaddr = ntohl(ifa->ifa_address);
@ -185,6 +190,11 @@ int i40iw_inetaddr_event(struct notifier_block *notifier,
case NETDEV_UP:
/* Fall through */
case NETDEV_CHANGEADDR:
/* Just skip if no need to handle ARP cache */
if (!local_ipaddr)
break;
i40iw_manage_arp_cache(iwdev,
netdev->dev_addr,
&local_ipaddr,

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

@ -804,8 +804,8 @@ 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

@ -144,7 +144,7 @@ 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

@ -1624,6 +1624,9 @@ 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

@ -161,6 +161,9 @@ 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);

5
drivers/irqchip/irq-stm32-exti.c
View file

@ -650,11 +650,6 @@ stm32_exti_chip_data *stm32_exti_chip_init(struct stm32_exti_host_data *h_data,
*/
writel_relaxed(0, base + stm32_bank->imr_ofst);
writel_relaxed(0, base + stm32_bank->emr_ofst);
writel_relaxed(0, base + stm32_bank->rtsr_ofst);
writel_relaxed(0, base + stm32_bank->ftsr_ofst);
writel_relaxed(~0UL, base + stm32_bank->rpr_ofst);
if (stm32_bank->fpr_ofst != UNDEF_REG)
writel_relaxed(~0UL, base + stm32_bank->fpr_ofst);
pr_info("%s: bank%d, External IRQs available:%#x\n",
node->full_name, bank_idx, irqs_mask);

1
drivers/media/usb/au0828/au0828-core.c
View file

@ -629,7 +629,6 @@ static int au0828_usb_probe(struct usb_interface *interface,
pr_err("%s() au0282_dev_register failed to register on V4L2\n",
__func__);
mutex_unlock(&dev->lock);
kfree(dev);
goto done;
}

2
drivers/misc/lkdtm/core.c
View file

@ -152,7 +152,9 @@ static const 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),

2
drivers/misc/lkdtm/lkdtm.h
View file

@ -45,7 +45,9 @@ 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_refcount.c */
void lkdtm_REFCOUNT_INC_OVERFLOW(void);

36
drivers/misc/lkdtm/perms.c
View file

@ -47,7 +47,7 @@ static noinline void execute_location(void *dst, bool write)
{
void (*func)(void) = dst;
pr_info("attempting ok execution at %p\n", do_nothing);
pr_info("attempting ok execution at %px\n", do_nothing);
do_nothing();
if (write == CODE_WRITE) {
@ -55,7 +55,7 @@ static noinline void execute_location(void *dst, bool write)
flush_icache_range((unsigned long)dst,
(unsigned long)dst + EXEC_SIZE);
}
pr_info("attempting bad execution at %p\n", func);
pr_info("attempting bad execution at %px\n", func);
func();
}
@ -66,14 +66,14 @@ static void execute_user_location(void *dst)
/* Intentionally crossing kernel/user memory boundary. */
void (*func)(void) = dst;
pr_info("attempting ok execution at %p\n", do_nothing);
pr_info("attempting ok execution at %px\n", do_nothing);
do_nothing();
copied = access_process_vm(current, (unsigned long)dst, do_nothing,
EXEC_SIZE, FOLL_WRITE);
if (copied < EXEC_SIZE)
return;
pr_info("attempting bad execution at %p\n", func);
pr_info("attempting bad execution at %px\n", func);
func();
}
@ -82,7 +82,7 @@ void lkdtm_WRITE_RO(void)
/* Explicitly cast away "const" for the test. */
unsigned long *ptr = (unsigned long *)&rodata;
pr_info("attempting bad rodata write at %p\n", ptr);
pr_info("attempting bad rodata write at %px\n", ptr);
*ptr ^= 0xabcd1234;
}
@ -100,7 +100,7 @@ void lkdtm_WRITE_RO_AFTER_INIT(void)
return;
}
pr_info("attempting bad ro_after_init write at %p\n", ptr);
pr_info("attempting bad ro_after_init write at %px\n", ptr);
*ptr ^= 0xabcd1234;
}
@ -112,7 +112,7 @@ void lkdtm_WRITE_KERN(void)
size = (unsigned long)do_overwritten - (unsigned long)do_nothing;
ptr = (unsigned char *)do_overwritten;
pr_info("attempting bad %zu byte write at %p\n", size, ptr);
pr_info("attempting bad %zu byte write at %px\n", size, ptr);
memcpy(ptr, (unsigned char *)do_nothing, size);
flush_icache_range((unsigned long)ptr, (unsigned long)(ptr + size));
@ -164,6 +164,11 @@ 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;
@ -185,16 +190,29 @@ void lkdtm_ACCESS_USERSPACE(void)
ptr = (unsigned long *)user_addr;
pr_info("attempting bad read at %p\n", ptr);
pr_info("attempting bad read at %px\n", ptr);
tmp = *ptr;
tmp += 0xc0dec0de;
pr_info("attempting bad write at %p\n", ptr);
pr_info("attempting bad write at %px\n", ptr);
*ptr = tmp;
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

@ -1117,7 +1117,7 @@ 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);

4
drivers/net/ethernet/stmicro/stmmac/ring_mode.c
View file

@ -59,7 +59,7 @@ static int jumbo_frm(void *p, struct sk_buff *skb, int csum)
desc->des3 = cpu_to_le32(des2 + BUF_SIZE_4KiB);
stmmac_prepare_tx_desc(priv, desc, 1, bmax, csum,
STMMAC_RING_MODE, 0, false, skb->len);
STMMAC_RING_MODE, 1, false, skb->len);
tx_q->tx_skbuff[entry] = NULL;
entry = STMMAC_GET_ENTRY(entry, DMA_TX_SIZE);
@ -91,7 +91,7 @@ static int jumbo_frm(void *p, struct sk_buff *skb, int csum)
tx_q->tx_skbuff_dma[entry].is_jumbo = true;
desc->des3 = cpu_to_le32(des2 + BUF_SIZE_4KiB);
stmmac_prepare_tx_desc(priv, desc, 1, nopaged_len, csum,
STMMAC_RING_MODE, 0, true, skb->len);
STMMAC_RING_MODE, 1, true, skb->len);
}
tx_q->cur_tx = entry;

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);
}

22
drivers/pci/pci.c
View file

@ -2489,6 +2489,25 @@ void pci_config_pm_runtime_put(struct pci_dev *pdev)
pm_runtime_put_sync(parent);
}
static const struct dmi_system_id bridge_d3_blacklist[] = {
#ifdef CONFIG_X86
{
/*
* Gigabyte X299 root port is not marked as hotplug capable
* which allows Linux to power manage it. However, this
* confuses the BIOS SMI handler so don't power manage root
* ports on that system.
*/
.ident = "X299 DESIGNARE EX-CF",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co., Ltd."),
DMI_MATCH(DMI_BOARD_NAME, "X299 DESIGNARE EX-CF"),
},
},
#endif
{ }
};
/**
* pci_bridge_d3_possible - Is it possible to put the bridge into D3
* @bridge: Bridge to check
@ -2530,6 +2549,9 @@ bool pci_bridge_d3_possible(struct pci_dev *bridge)
if (bridge->is_hotplug_bridge)
return false;
if (dmi_check_system(bridge_d3_blacklist))
return false;
/*
* It should be safe to put PCIe ports from 2015 or newer
* to D3.

4
drivers/pinctrl/core.c
View file

@ -627,7 +627,7 @@ static int pinctrl_generic_group_name_to_selector(struct pinctrl_dev *pctldev,
while (selector < ngroups) {
const char *gname = ops->get_group_name(pctldev, selector);
if (!strcmp(function, gname))
if (gname && !strcmp(function, gname))
return selector;
selector++;
@ -743,7 +743,7 @@ int pinctrl_get_group_selector(struct pinctrl_dev *pctldev,
while (group_selector < ngroups) {
const char *gname = pctlops->get_group_name(pctldev,
group_selector);
if (!strcmp(gname, pin_group)) {
if (gname && !strcmp(gname, pin_group)) {
dev_dbg(pctldev->dev,
"found group selector %u for %s\n",
group_selector,

12
drivers/platform/x86/Kconfig
View file

@ -1231,6 +1231,18 @@ config I2C_MULTI_INSTANTIATE
To compile this driver as a module, choose M here: the module
will be called i2c-multi-instantiate.
config INTEL_ATOMISP2_PM
tristate "Intel AtomISP2 dummy / power-management driver"
depends on PCI && IOSF_MBI && PM
help
Power-management driver for Intel's Image Signal Processor found on
Bay and Cherry Trail devices. This dummy driver's sole purpose is to
turn the ISP off (put it in D3) to save power and to allow entering
of S0ix modes.
To compile this driver as a module, choose M here: the module
will be called intel_atomisp2_pm.
endif # X86_PLATFORM_DEVICES
config PMC_ATOM

1
drivers/platform/x86/Makefile
View file

@ -92,3 +92,4 @@ obj-$(CONFIG_MLX_PLATFORM) += mlx-platform.o
obj-$(CONFIG_INTEL_TURBO_MAX_3) += intel_turbo_max_3.o
obj-$(CONFIG_INTEL_CHTDC_TI_PWRBTN) += intel_chtdc_ti_pwrbtn.o
obj-$(CONFIG_I2C_MULTI_INSTANTIATE) += i2c-multi-instantiate.o
obj-$(CONFIG_INTEL_ATOMISP2_PM) += intel_atomisp2_pm.o

119
drivers/platform/x86/intel_atomisp2_pm.c Normal file
View file

@ -0,0 +1,119 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Dummy driver for Intel's Image Signal Processor found on Bay and Cherry
* Trail devices. The sole purpose of this driver is to allow the ISP to
* be put in D3.
*
* Copyright (C) 2018 Hans de Goede <hdegoede@redhat.com>
*
* Based on various non upstream patches for ISP support:
* Copyright (C) 2010-2017 Intel Corporation. All rights reserved.
* Copyright (c) 2010 Silicon Hive www.siliconhive.com.
*/
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/mod_devicetable.h>
#include <linux/pci.h>
#include <linux/pm_runtime.h>
#include <asm/iosf_mbi.h>
/* PCI configuration regs */
#define PCI_INTERRUPT_CTRL 0x9c
#define PCI_CSI_CONTROL 0xe8
#define PCI_CSI_CONTROL_PORTS_OFF_MASK 0x7
/* IOSF BT_MBI_UNIT_PMC regs */
#define ISPSSPM0 0x39
#define ISPSSPM0_ISPSSC_OFFSET 0
#define ISPSSPM0_ISPSSC_MASK 0x00000003
#define ISPSSPM0_ISPSSS_OFFSET 24
#define ISPSSPM0_ISPSSS_MASK 0x03000000
#define ISPSSPM0_IUNIT_POWER_ON 0x0
#define ISPSSPM0_IUNIT_POWER_OFF 0x3
static int isp_probe(struct pci_dev *dev, const struct pci_device_id *id)
{
unsigned long timeout;
u32 val;
pci_write_config_dword(dev, PCI_INTERRUPT_CTRL, 0);
/*
* MRFLD IUNIT DPHY is located in an always-power-on island
* MRFLD HW design need all CSI ports are disabled before
* powering down the IUNIT.
*/
pci_read_config_dword(dev, PCI_CSI_CONTROL, &val);
val |= PCI_CSI_CONTROL_PORTS_OFF_MASK;
pci_write_config_dword(dev, PCI_CSI_CONTROL, val);
/* Write 0x3 to ISPSSPM0 bit[1:0] to power off the IUNIT */
iosf_mbi_modify(BT_MBI_UNIT_PMC, MBI_REG_READ, ISPSSPM0,
ISPSSPM0_IUNIT_POWER_OFF, ISPSSPM0_ISPSSC_MASK);
/*
* There should be no IUNIT access while power-down is
* in progress HW sighting: 4567865
* Wait up to 50 ms for the IUNIT to shut down.
*/
timeout = jiffies + msecs_to_jiffies(50);
while (1) {
/* Wait until ISPSSPM0 bit[25:24] shows 0x3 */
iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, ISPSSPM0, &val);
val = (val & ISPSSPM0_ISPSSS_MASK) >> ISPSSPM0_ISPSSS_OFFSET;
if (val == ISPSSPM0_IUNIT_POWER_OFF)
break;
if (time_after(jiffies, timeout)) {
dev_err(&dev->dev, "IUNIT power-off timeout.\n");
return -EBUSY;
}
usleep_range(1000, 2000);
}
pm_runtime_allow(&dev->dev);
pm_runtime_put_sync_suspend(&dev->dev);
return 0;
}
static void isp_remove(struct pci_dev *dev)
{
pm_runtime_get_sync(&dev->dev);
pm_runtime_forbid(&dev->dev);
}
static int isp_pci_suspend(struct device *dev)
{
return 0;
}
static int isp_pci_resume(struct device *dev)
{
return 0;
}
static UNIVERSAL_DEV_PM_OPS(isp_pm_ops, isp_pci_suspend,
isp_pci_resume, NULL);
static const struct pci_device_id isp_id_table[] = {
{ PCI_VDEVICE(INTEL, 0x22b8), },
{ 0, }
};
MODULE_DEVICE_TABLE(pci, isp_id_table);
static struct pci_driver isp_pci_driver = {
.name = "intel_atomisp2_pm",
.id_table = isp_id_table,
.probe = isp_probe,
.remove = isp_remove,
.driver.pm = &isp_pm_ops,
};
module_pci_driver(isp_pci_driver);
MODULE_DESCRIPTION("Intel AtomISP2 dummy / power-management drv (for suspend)");
MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>");
MODULE_LICENSE("GPL v2");

1
drivers/scsi/scsi_lib.c
View file

@ -3128,7 +3128,6 @@ void scsi_device_resume(struct scsi_device *sdev)
* device deleted during suspend)
*/
mutex_lock(&sdev->state_mutex);
WARN_ON_ONCE(!sdev->quiesced_by);
sdev->quiesced_by = NULL;
blk_clear_preempt_only(sdev->request_queue);
if (sdev->sdev_state == SDEV_QUIESCE)

2
drivers/scsi/scsi_transport_iscsi.c
View file

@ -2185,6 +2185,8 @@ void iscsi_remove_session(struct iscsi_cls_session *session)
scsi_target_unblock(&session->dev, SDEV_TRANSPORT_OFFLINE);
/* flush running scans then delete devices */
flush_work(&session->scan_work);
/* flush running unbind operations */
flush_work(&session->unbind_work);
__iscsi_unbind_session(&session->unbind_work);
/* hw iscsi may not have removed all connections from session */

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

@ -524,16 +524,10 @@ 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);
}
/**

9
drivers/thermal/broadcom/bcm2835_thermal.c
View file

@ -128,8 +128,7 @@ static const struct debugfs_reg32 bcm2835_thermal_regs[] = {
static void bcm2835_thermal_debugfs(struct platform_device *pdev)
{
struct thermal_zone_device *tz = platform_get_drvdata(pdev);
struct bcm2835_thermal_data *data = tz->devdata;
struct bcm2835_thermal_data *data = platform_get_drvdata(pdev);
struct debugfs_regset32 *regset;
data->debugfsdir = debugfs_create_dir("bcm2835_thermal", NULL);
@ -275,7 +274,7 @@ static int bcm2835_thermal_probe(struct platform_device *pdev)
data->tz = tz;
platform_set_drvdata(pdev, tz);
platform_set_drvdata(pdev, data);
/*
* Thermal_zone doesn't enable hwmon as default,
@ -299,8 +298,8 @@ err_clk:
static int bcm2835_thermal_remove(struct platform_device *pdev)
{
struct thermal_zone_device *tz = platform_get_drvdata(pdev);
struct bcm2835_thermal_data *data = tz->devdata;
struct bcm2835_thermal_data *data = platform_get_drvdata(pdev);
struct thermal_zone_device *tz = data->tz;
debugfs_remove_recursive(data->debugfsdir);
thermal_zone_of_sensor_unregister(&pdev->dev, tz);

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

@ -22,6 +22,13 @@ 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,
};
@ -29,6 +36,13 @@ static char *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 {
@ -302,10 +316,9 @@ 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);

4
drivers/thermal/intel_powerclamp.c
View file

@ -101,7 +101,7 @@ struct powerclamp_worker_data {
bool clamping;
};
static struct powerclamp_worker_data * __percpu worker_data;
static struct powerclamp_worker_data __percpu *worker_data;
static struct thermal_cooling_device *cooling_dev;
static unsigned long *cpu_clamping_mask; /* bit map for tracking per cpu
* clamping kthread worker
@ -494,7 +494,7 @@ static void start_power_clamp_worker(unsigned long cpu)
struct powerclamp_worker_data *w_data = per_cpu_ptr(worker_data, cpu);
struct kthread_worker *worker;
worker = kthread_create_worker_on_cpu(cpu, 0, "kidle_inject/%ld", cpu);
worker = kthread_create_worker_on_cpu(cpu, 0, "kidle_inj/%ld", cpu);
if (IS_ERR(worker))
return;

2
drivers/thermal/samsung/exynos_tmu.c
View file

@ -666,7 +666,7 @@ static int exynos_get_temp(void *p, int *temp)
struct exynos_tmu_data *data = p;
int value, ret = 0;
if (!data || !data->tmu_read || !data->enabled)
if (!data || !data->tmu_read)
return -EINVAL;
else if (!data->enabled)
/*

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

@ -1223,7 +1223,7 @@ 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 = console_port;

21
fs/9p/v9fs.c
View file

@ -61,6 +61,8 @@ enum {
Opt_cache_loose, Opt_fscache, Opt_mmap,
/* Access options */
Opt_access, Opt_posixacl,
/* Lock timeout option */
Opt_locktimeout,
/* Error token */
Opt_err
};
@ -80,6 +82,7 @@ static const match_table_t tokens = {
{Opt_cachetag, "cachetag=%s"},
{Opt_access, "access=%s"},
{Opt_posixacl, "posixacl"},
{Opt_locktimeout, "locktimeout=%u"},
{Opt_err, NULL}
};
@ -187,6 +190,7 @@ 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;
@ -359,6 +363,23 @@ 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 p9_client *clnt; /* 9p client */
struct list_head slist; /* list of sessions registered with v9fs */
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

@ -780,43 +780,50 @@ 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

@ -1036,7 +1036,8 @@ 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

@ -999,6 +999,13 @@ resizefs_out:
if (!blk_queue_discard(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

@ -932,11 +932,18 @@ 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;
}
@ -2073,6 +2080,10 @@ 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;
}

16
fs/ext4/super.c
View file

@ -431,6 +431,12 @@ static void ext4_journal_commit_callback(journal_t *journal, transaction_t *txn)
spin_unlock(&sbi->s_md_lock);
}
static bool system_going_down(void)
{
return system_state == SYSTEM_HALT || system_state == SYSTEM_POWER_OFF
|| system_state == SYSTEM_RESTART;
}
/* Deal with the reporting of failure conditions on a filesystem such as
* inconsistencies detected or read IO failures.
*
@ -461,7 +467,12 @@ static void ext4_handle_error(struct super_block *sb)
if (journal)
jbd2_journal_abort(journal, -EIO);
}
if (test_opt(sb, ERRORS_RO)) {
/*
* We force ERRORS_RO behavior when system is rebooting. Otherwise we
* could panic during 'reboot -f' as the underlying device got already
* disabled.
*/
if (test_opt(sb, ERRORS_RO) || system_going_down()) {
ext4_msg(sb, KERN_CRIT, "Remounting filesystem read-only");
/*
* Make sure updated value of ->s_mount_flags will be visible
@ -469,8 +480,7 @@ static void ext4_handle_error(struct super_block *sb)
*/
smp_wmb();
sb->s_flags |= SB_RDONLY;
}
if (test_opt(sb, ERRORS_PANIC)) {
} else if (test_opt(sb, ERRORS_PANIC)) {
if (EXT4_SB(sb)->s_journal &&
!(EXT4_SB(sb)->s_journal->j_flags & JBD2_REC_ERR))
return;

7
fs/notify/inotify/inotify_user.c
View file

@ -519,8 +519,10 @@ static int inotify_update_existing_watch(struct fsnotify_group *group,
fsn_mark = fsnotify_find_mark(&inode->i_fsnotify_marks, group);
if (!fsn_mark)
return -ENOENT;
else if (create)
return -EEXIST;
else if (create) {
ret = -EEXIST;
goto out;
}
i_mark = container_of(fsn_mark, struct inotify_inode_mark, fsn_mark);
@ -548,6 +550,7 @@ static int inotify_update_existing_watch(struct fsnotify_group *group,
/* return the wd */
ret = i_mark->wd;
out:
/* match the get from fsnotify_find_mark() */
fsnotify_put_mark(fsn_mark);

27
fs/proc/kcore.c
View file

@ -54,6 +54,28 @@ static LIST_HEAD(kclist_head);
static DECLARE_RWSEM(kclist_lock);
static int kcore_need_update = 1;
/*
* Returns > 0 for RAM pages, 0 for non-RAM pages, < 0 on error
* Same as oldmem_pfn_is_ram in vmcore
*/
static int (*mem_pfn_is_ram)(unsigned long pfn);
int __init register_mem_pfn_is_ram(int (*fn)(unsigned long pfn))
{
if (mem_pfn_is_ram)
return -EBUSY;
mem_pfn_is_ram = fn;
return 0;
}
static int pfn_is_ram(unsigned long pfn)
{
if (mem_pfn_is_ram)
return mem_pfn_is_ram(pfn);
else
return 1;
}
/* This doesn't grab kclist_lock, so it should only be used at init time. */
void __init kclist_add(struct kcore_list *new, void *addr, size_t size,
int type)
@ -465,6 +487,11 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos)
goto out;
}
m = NULL; /* skip the list anchor */
} else if (!pfn_is_ram(__pa(start) >> PAGE_SHIFT)) {
if (clear_user(buffer, tsz)) {
ret = -EFAULT;
goto out;
}
} else if (m->type == KCORE_VMALLOC) {
vread(buf, (char *)start, tsz);
/* we have to zero-fill user buffer even if no read */

20
include/linux/atalk.h
View file

@ -158,19 +158,29 @@ 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__ */

5
include/linux/compiler.h
View file

@ -124,7 +124,10 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val,
# define ASM_UNREACHABLE
#endif
#ifndef unreachable
# define unreachable() do { annotate_reachable(); do { } while (1); } while (0)
# define unreachable() do { \
annotate_unreachable(); \
__builtin_unreachable(); \
} while (0)
#endif
/*

2
include/linux/kcore.h
View file

@ -44,6 +44,8 @@ void kclist_add_remap(struct kcore_list *m, void *addr, void *vaddr, size_t sz)
m->vaddr = (unsigned long)vaddr;
kclist_add(m, addr, sz, KCORE_REMAP);
}
extern int __init register_mem_pfn_is_ram(int (*fn)(unsigned long pfn));
#else
static inline
void kclist_add(struct kcore_list *new, void *addr, size_t size, int type)

4
include/linux/swap.h
View file

@ -155,9 +155,9 @@ 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
include/net/bluetooth/hci_core.h
View file

@ -259,6 +259,8 @@ struct hci_dev {
__u16 le_max_tx_time;
__u16 le_max_rx_len;
__u16 le_max_rx_time;
__u8 le_max_key_size;
__u8 le_min_key_size;
__u16 discov_interleaved_timeout;
__u16 conn_info_min_age;
__u16 conn_info_max_age;

12
include/net/xfrm.h
View file

@ -850,7 +850,7 @@ static inline void xfrm_pols_put(struct xfrm_policy **pols, int npols)
xfrm_pol_put(pols[i]);
}
void __xfrm_state_destroy(struct xfrm_state *);
void __xfrm_state_destroy(struct xfrm_state *, bool);
static inline void __xfrm_state_put(struct xfrm_state *x)
{
@ -860,7 +860,13 @@ static inline void __xfrm_state_put(struct xfrm_state *x)
static inline void xfrm_state_put(struct xfrm_state *x)
{
if (refcount_dec_and_test(&x->refcnt))
__xfrm_state_destroy(x);
__xfrm_state_destroy(x, false);
}
static inline void xfrm_state_put_sync(struct xfrm_state *x)
{
if (refcount_dec_and_test(&x->refcnt))
__xfrm_state_destroy(x, true);
}
static inline void xfrm_state_hold(struct xfrm_state *x)
@ -1616,7 +1622,7 @@ struct xfrmk_spdinfo {
struct xfrm_state *xfrm_find_acq_byseq(struct net *net, u32 mark, u32 seq);
int xfrm_state_delete(struct xfrm_state *x);
int xfrm_state_flush(struct net *net, u8 proto, bool task_valid);
int xfrm_state_flush(struct net *net, u8 proto, bool task_valid, bool sync);
int xfrm_dev_state_flush(struct net *net, struct net_device *dev, bool task_valid);
void xfrm_sad_getinfo(struct net *net, struct xfrmk_sadinfo *si);
void xfrm_spd_getinfo(struct net *net, struct xfrmk_spdinfo *si);

2
include/trace/events/rxrpc.h
View file

@ -76,6 +76,7 @@ enum rxrpc_client_trace {
rxrpc_client_chan_disconnect,
rxrpc_client_chan_pass,
rxrpc_client_chan_unstarted,
rxrpc_client_chan_wait_failed,
rxrpc_client_cleanup,
rxrpc_client_count,
rxrpc_client_discard,
@ -275,6 +276,7 @@ enum rxrpc_tx_point {
EM(rxrpc_client_chan_disconnect, "ChDisc") \
EM(rxrpc_client_chan_pass, "ChPass") \
EM(rxrpc_client_chan_unstarted, "ChUnst") \
EM(rxrpc_client_chan_wait_failed, "ChWtFl") \
EM(rxrpc_client_cleanup, "Clean ") \
EM(rxrpc_client_count, "Count ") \
EM(rxrpc_client_discard, "Discar") \

16
include/uapi/linux/netfilter/xt_cgroup.h
View file

@ -22,4 +22,20 @@ struct xt_cgroup_info_v1 {
void *priv __attribute__((aligned(8)));
};
#define XT_CGROUP_PATH_MAX 512
struct xt_cgroup_info_v2 {
__u8 has_path;
__u8 has_classid;
__u8 invert_path;
__u8 invert_classid;
union {
char path[XT_CGROUP_PATH_MAX];
__u32 classid;
};
/* kernel internal data */
void *priv __attribute__((aligned(8)));
};
#endif /* _UAPI_XT_CGROUP_H */

32
kernel/bpf/inode.c
View file

@ -554,19 +554,6 @@ struct bpf_prog *bpf_prog_get_type_path(const char *name, enum bpf_prog_type typ
}
EXPORT_SYMBOL(bpf_prog_get_type_path);
static void bpf_evict_inode(struct inode *inode)
{
enum bpf_type type;
truncate_inode_pages_final(&inode->i_data);
clear_inode(inode);
if (S_ISLNK(inode->i_mode))
kfree(inode->i_link);
if (!bpf_inode_type(inode, &type))
bpf_any_put(inode->i_private, type);
}
/*
* Display the mount options in /proc/mounts.
*/
@ -579,11 +566,28 @@ static int bpf_show_options(struct seq_file *m, struct dentry *root)
return 0;
}
static void bpf_destroy_inode_deferred(struct rcu_head *head)
{
struct inode *inode = container_of(head, struct inode, i_rcu);
enum bpf_type type;
if (S_ISLNK(inode->i_mode))
kfree(inode->i_link);
if (!bpf_inode_type(inode, &type))
bpf_any_put(inode->i_private, type);
free_inode_nonrcu(inode);
}
static void bpf_destroy_inode(struct inode *inode)
{
call_rcu(&inode->i_rcu, bpf_destroy_inode_deferred);
}
static const struct super_operations bpf_super_ops = {
.statfs = simple_statfs,
.drop_inode = generic_delete_inode,
.show_options = bpf_show_options,
.evict_inode = bpf_evict_inode,
.destroy_inode = bpf_destroy_inode,
};
enum {

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