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Merge branch 'android-4.14-stable' of https://android.googlesource.com/kernel/common into android-11.0

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This commit is contained in:
SahilSonar 2021-10-13 09:34:56 +02:00
commit c568f76b30
311 changed files with 2014 additions and 1090 deletions
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6
Documentation/admin-guide/devices.txt
View File

@ -2989,10 +2989,10 @@
65 = /dev/infiniband/issm1 Second InfiniBand IsSM device
...
127 = /dev/infiniband/issm63 63rd InfiniBand IsSM device
128 = /dev/infiniband/uverbs0 First InfiniBand verbs device
129 = /dev/infiniband/uverbs1 Second InfiniBand verbs device
192 = /dev/infiniband/uverbs0 First InfiniBand verbs device
193 = /dev/infiniband/uverbs1 Second InfiniBand verbs device
...
159 = /dev/infiniband/uverbs31 31st InfiniBand verbs device
223 = /dev/infiniband/uverbs31 31st InfiniBand verbs device
232 char Biometric Devices
0 = /dev/biometric/sensor0/fingerprint first fingerprint sensor on first device

2
Documentation/devicetree/bindings/mtd/gpmc-nand.txt
View File

@ -123,7 +123,7 @@ on various other factors also like;
so the device should have enough free bytes available its OOB/Spare
area to accommodate ECC for entire page. In general following expression
helps in determining if given device can accommodate ECC syndrome:
"2 + (PAGESIZE / 512) * ECC_BYTES" >= OOBSIZE"
"2 + (PAGESIZE / 512) * ECC_BYTES" <= OOBSIZE"
where
OOBSIZE number of bytes in OOB/spare area
PAGESIZE number of bytes in main-area of device page

2
Makefile
View File

@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
SUBLEVEL = 246
SUBLEVEL = 250
EXTRAVERSION =
NAME = Petit Gorille

6
arch/alpha/include/asm/io.h
View File

@ -61,7 +61,7 @@ extern inline void set_hae(unsigned long new_hae)
* Change virtual addresses to physical addresses and vv.
*/
#ifdef USE_48_BIT_KSEG
static inline unsigned long virt_to_phys(void *address)
static inline unsigned long virt_to_phys(volatile void *address)
{
return (unsigned long)address - IDENT_ADDR;
}
@ -71,7 +71,7 @@ static inline void * phys_to_virt(unsigned long address)
return (void *) (address + IDENT_ADDR);
}
#else
static inline unsigned long virt_to_phys(void *address)
static inline unsigned long virt_to_phys(volatile void *address)
{
unsigned long phys = (unsigned long)address;
@ -112,7 +112,7 @@ static inline dma_addr_t __deprecated isa_page_to_bus(struct page *page)
extern unsigned long __direct_map_base;
extern unsigned long __direct_map_size;
static inline unsigned long __deprecated virt_to_bus(void *address)
static inline unsigned long __deprecated virt_to_bus(volatile void *address)
{
unsigned long phys = virt_to_phys(address);
unsigned long bus = phys + __direct_map_base;

2
arch/arc/mm/cache.c
View File

@ -1118,7 +1118,7 @@ void clear_user_page(void *to, unsigned long u_vaddr, struct page *page)
clear_page(to);
clear_bit(PG_dc_clean, &page->flags);
}
EXPORT_SYMBOL(clear_user_page);
/**********************************************************************
* Explicit Cache flush request from user space via syscall

2
arch/arm/boot/compressed/Makefile
View File

@ -87,6 +87,8 @@ $(addprefix $(obj)/,$(libfdt_objs) atags_to_fdt.o): \
$(addprefix $(obj)/,$(libfdt_hdrs))
ifeq ($(CONFIG_ARM_ATAG_DTB_COMPAT),y)
CFLAGS_REMOVE_atags_to_fdt.o += -Wframe-larger-than=${CONFIG_FRAME_WARN}
CFLAGS_atags_to_fdt.o += -Wframe-larger-than=1280
OBJS += $(libfdt_objs) atags_to_fdt.o
endif

6
arch/arm/boot/dts/qcom-apq8064.dtsi
View File

@ -1228,9 +1228,9 @@
<&mmcc DSI1_BYTE_CLK>,
<&mmcc DSI_PIXEL_CLK>,
<&mmcc DSI1_ESC_CLK>;
clock-names = "iface_clk", "bus_clk", "core_mmss_clk",
"src_clk", "byte_clk", "pixel_clk",
"core_clk";
clock-names = "iface", "bus", "core_mmss",
"src", "byte", "pixel",
"core";
assigned-clocks = <&mmcc DSI1_BYTE_SRC>,
<&mmcc DSI1_ESC_SRC>,

14
arch/arm/boot/dts/tegra20-tamonten.dtsi
View File

@ -185,8 +185,9 @@
nvidia,pins = "ata", "atb", "atc", "atd", "ate",
"cdev1", "cdev2", "dap1", "dtb", "gma",
"gmb", "gmc", "gmd", "gme", "gpu7",
"gpv", "i2cp", "pta", "rm", "slxa",
"slxk", "spia", "spib", "uac";
"gpv", "i2cp", "irrx", "irtx", "pta",
"rm", "slxa", "slxk", "spia", "spib",
"uac";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
@ -211,7 +212,7 @@
conf_ddc {
nvidia,pins = "ddc", "dta", "dtd", "kbca",
"kbcb", "kbcc", "kbcd", "kbce", "kbcf",
"sdc";
"sdc", "uad", "uca";
nvidia,pull = <TEGRA_PIN_PULL_UP>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
@ -221,10 +222,9 @@
"lvp0", "owc", "sdb";
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
conf_irrx {
nvidia,pins = "irrx", "irtx", "sdd", "spic",
"spie", "spih", "uaa", "uab", "uad",
"uca", "ucb";
conf_sdd {
nvidia,pins = "sdd", "spic", "spie", "spih",
"uaa", "uab", "ucb";
nvidia,pull = <TEGRA_PIN_PULL_UP>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};

3
arch/arm/include/asm/ftrace.h
View File

@ -19,6 +19,9 @@ struct dyn_arch_ftrace {
#ifdef CONFIG_OLD_MCOUNT
bool old_mcount;
#endif
#ifdef CONFIG_ARM_MODULE_PLTS
struct module *mod;
#endif
};
static inline unsigned long ftrace_call_adjust(unsigned long addr)

8
arch/arm/include/asm/insn.h
View File

@ -13,18 +13,18 @@ arm_gen_nop(void)
}
unsigned long
__arm_gen_branch(unsigned long pc, unsigned long addr, bool link);
__arm_gen_branch(unsigned long pc, unsigned long addr, bool link, bool warn);
static inline unsigned long
arm_gen_branch(unsigned long pc, unsigned long addr)
{
return __arm_gen_branch(pc, addr, false);
return __arm_gen_branch(pc, addr, false, true);
}
static inline unsigned long
arm_gen_branch_link(unsigned long pc, unsigned long addr)
arm_gen_branch_link(unsigned long pc, unsigned long addr, bool warn)
{
return __arm_gen_branch(pc, addr, true);
return __arm_gen_branch(pc, addr, true, warn);
}
#endif

10
arch/arm/include/asm/module.h
View File

@ -19,8 +19,18 @@ enum {
};
#endif
#define PLT_ENT_STRIDE L1_CACHE_BYTES
#define PLT_ENT_COUNT (PLT_ENT_STRIDE / sizeof(u32))
#define PLT_ENT_SIZE (sizeof(struct plt_entries) / PLT_ENT_COUNT)
struct plt_entries {
u32 ldr[PLT_ENT_COUNT];
u32 lit[PLT_ENT_COUNT];
};
struct mod_plt_sec {
struct elf32_shdr *plt;
struct plt_entries *plt_ent;
int plt_count;
};

6
arch/arm/kernel/Makefile
View File

@ -22,10 +22,14 @@ ccflags-y += -I$(srctree)/drivers/misc/mediatek/include/
# Object file lists.
obj-y := elf.o entry-common.o irq.o opcodes.o \
process.o ptrace.o reboot.o return_address.o \
process.o ptrace.o reboot.o \
setup.o signal.o sigreturn_codes.o \
stacktrace.o sys_arm.o time.o traps.o
ifneq ($(CONFIG_ARM_UNWIND),y)
obj-$(CONFIG_FRAME_POINTER) += return_address.o
endif
obj-$(CONFIG_ATAGS) += atags_parse.o
obj-$(CONFIG_ATAGS_PROC) += atags_proc.o
obj-$(CONFIG_DEPRECATED_PARAM_STRUCT) += atags_compat.o

50
arch/arm/kernel/ftrace.c
View File

@ -96,9 +96,10 @@ int ftrace_arch_code_modify_post_process(void)
return 0;
}
static unsigned long ftrace_call_replace(unsigned long pc, unsigned long addr)
static unsigned long ftrace_call_replace(unsigned long pc, unsigned long addr,
bool warn)
{
return arm_gen_branch_link(pc, addr);
return arm_gen_branch_link(pc, addr, warn);
}
static int ftrace_modify_code(unsigned long pc, unsigned long old,
@ -137,14 +138,14 @@ int ftrace_update_ftrace_func(ftrace_func_t func)
int ret;
pc = (unsigned long)&ftrace_call;
new = ftrace_call_replace(pc, (unsigned long)func);
new = ftrace_call_replace(pc, (unsigned long)func, true);
ret = ftrace_modify_code(pc, 0, new, false);
#ifdef CONFIG_DYNAMIC_FTRACE_WITH_REGS
if (!ret) {
pc = (unsigned long)&ftrace_regs_call;
new = ftrace_call_replace(pc, (unsigned long)func);
new = ftrace_call_replace(pc, (unsigned long)func, true);
ret = ftrace_modify_code(pc, 0, new, false);
}
@ -153,7 +154,7 @@ int ftrace_update_ftrace_func(ftrace_func_t func)
#ifdef CONFIG_OLD_MCOUNT
if (!ret) {
pc = (unsigned long)&ftrace_call_old;
new = ftrace_call_replace(pc, (unsigned long)func);
new = ftrace_call_replace(pc, (unsigned long)func, true);
ret = ftrace_modify_code(pc, 0, new, false);
}
@ -166,10 +167,22 @@ int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
{
unsigned long new, old;
unsigned long ip = rec->ip;
unsigned long aaddr = adjust_address(rec, addr);
struct module *mod = NULL;
#ifdef CONFIG_ARM_MODULE_PLTS
mod = rec->arch.mod;
#endif
old = ftrace_nop_replace(rec);
new = ftrace_call_replace(ip, adjust_address(rec, addr));
new = ftrace_call_replace(ip, aaddr, !mod);
#ifdef CONFIG_ARM_MODULE_PLTS
if (!new && mod) {
aaddr = get_module_plt(mod, ip, aaddr);
new = ftrace_call_replace(ip, aaddr, true);
}
#endif
return ftrace_modify_code(rec->ip, old, new, true);
}
@ -182,9 +195,9 @@ int ftrace_modify_call(struct dyn_ftrace *rec, unsigned long old_addr,
unsigned long new, old;
unsigned long ip = rec->ip;
old = ftrace_call_replace(ip, adjust_address(rec, old_addr));
old = ftrace_call_replace(ip, adjust_address(rec, old_addr), true);
new = ftrace_call_replace(ip, adjust_address(rec, addr));
new = ftrace_call_replace(ip, adjust_address(rec, addr), true);
return ftrace_modify_code(rec->ip, old, new, true);
}
@ -194,12 +207,29 @@ int ftrace_modify_call(struct dyn_ftrace *rec, unsigned long old_addr,
int ftrace_make_nop(struct module *mod,
struct dyn_ftrace *rec, unsigned long addr)
{
unsigned long aaddr = adjust_address(rec, addr);
unsigned long ip = rec->ip;
unsigned long old;
unsigned long new;
int ret;
old = ftrace_call_replace(ip, adjust_address(rec, addr));
#ifdef CONFIG_ARM_MODULE_PLTS
/* mod is only supplied during module loading */
if (!mod)
mod = rec->arch.mod;
else
rec->arch.mod = mod;
#endif
old = ftrace_call_replace(ip, aaddr,
!IS_ENABLED(CONFIG_ARM_MODULE_PLTS) || !mod);
#ifdef CONFIG_ARM_MODULE_PLTS
if (!old && mod) {
aaddr = get_module_plt(mod, ip, aaddr);
old = ftrace_call_replace(ip, aaddr, true);
}
#endif
new = ftrace_nop_replace(rec);
ret = ftrace_modify_code(ip, old, new, true);
@ -207,7 +237,7 @@ int ftrace_make_nop(struct module *mod,
if (ret == -EINVAL && addr == MCOUNT_ADDR) {
rec->arch.old_mcount = true;
old = ftrace_call_replace(ip, adjust_address(rec, addr));
old = ftrace_call_replace(ip, adjust_address(rec, addr), true);
new = ftrace_nop_replace(rec);
ret = ftrace_modify_code(ip, old, new, true);
}

19
arch/arm/kernel/insn.c
View File

@ -3,8 +3,9 @@
#include <linux/kernel.h>
#include <asm/opcodes.h>
static unsigned long
__arm_gen_branch_thumb2(unsigned long pc, unsigned long addr, bool link)
static unsigned long __arm_gen_branch_thumb2(unsigned long pc,
unsigned long addr, bool link,
bool warn)
{
unsigned long s, j1, j2, i1, i2, imm10, imm11;
unsigned long first, second;
@ -12,7 +13,7 @@ __arm_gen_branch_thumb2(unsigned long pc, unsigned long addr, bool link)
offset = (long)addr - (long)(pc + 4);
if (offset < -16777216 || offset > 16777214) {
WARN_ON_ONCE(1);
WARN_ON_ONCE(warn);
return 0;
}
@ -33,8 +34,8 @@ __arm_gen_branch_thumb2(unsigned long pc, unsigned long addr, bool link)
return __opcode_thumb32_compose(first, second);
}
static unsigned long
__arm_gen_branch_arm(unsigned long pc, unsigned long addr, bool link)
static unsigned long __arm_gen_branch_arm(unsigned long pc, unsigned long addr,
bool link, bool warn)
{
unsigned long opcode = 0xea000000;
long offset;
@ -44,7 +45,7 @@ __arm_gen_branch_arm(unsigned long pc, unsigned long addr, bool link)
offset = (long)addr - (long)(pc + 8);
if (unlikely(offset < -33554432 || offset > 33554428)) {
WARN_ON_ONCE(1);
WARN_ON_ONCE(warn);
return 0;
}
@ -54,10 +55,10 @@ __arm_gen_branch_arm(unsigned long pc, unsigned long addr, bool link)
}
unsigned long
__arm_gen_branch(unsigned long pc, unsigned long addr, bool link)
__arm_gen_branch(unsigned long pc, unsigned long addr, bool link, bool warn)
{
if (IS_ENABLED(CONFIG_THUMB2_KERNEL))
return __arm_gen_branch_thumb2(pc, addr, link);
return __arm_gen_branch_thumb2(pc, addr, link, warn);
else
return __arm_gen_branch_arm(pc, addr, link);
return __arm_gen_branch_arm(pc, addr, link, warn);
}

49
arch/arm/kernel/module-plts.c
View File

@ -7,6 +7,7 @@
*/
#include <linux/elf.h>
#include <linux/ftrace.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/sort.h>
@ -14,10 +15,6 @@
#include <asm/cache.h>
#include <asm/opcodes.h>
#define PLT_ENT_STRIDE L1_CACHE_BYTES
#define PLT_ENT_COUNT (PLT_ENT_STRIDE / sizeof(u32))
#define PLT_ENT_SIZE (sizeof(struct plt_entries) / PLT_ENT_COUNT)
#ifdef CONFIG_THUMB2_KERNEL
#define PLT_ENT_LDR __opcode_to_mem_thumb32(0xf8dff000 | \
(PLT_ENT_STRIDE - 4))
@ -26,9 +23,11 @@
(PLT_ENT_STRIDE - 8))
#endif
struct plt_entries {
u32 ldr[PLT_ENT_COUNT];
u32 lit[PLT_ENT_COUNT];
static const u32 fixed_plts[] = {
#ifdef CONFIG_DYNAMIC_FTRACE
FTRACE_ADDR,
MCOUNT_ADDR,
#endif
};
static bool in_init(const struct module *mod, unsigned long loc)
@ -36,14 +35,40 @@ static bool in_init(const struct module *mod, unsigned long loc)
return loc - (u32)mod->init_layout.base < mod->init_layout.size;
}
static void prealloc_fixed(struct mod_plt_sec *pltsec, struct plt_entries *plt)
{
int i;
if (!ARRAY_SIZE(fixed_plts) || pltsec->plt_count)
return;
pltsec->plt_count = ARRAY_SIZE(fixed_plts);
for (i = 0; i < ARRAY_SIZE(plt->ldr); ++i)
plt->ldr[i] = PLT_ENT_LDR;
BUILD_BUG_ON(sizeof(fixed_plts) > sizeof(plt->lit));
memcpy(plt->lit, fixed_plts, sizeof(fixed_plts));
}
u32 get_module_plt(struct module *mod, unsigned long loc, Elf32_Addr val)
{
struct mod_plt_sec *pltsec = !in_init(mod, loc) ? &mod->arch.core :
&mod->arch.init;
struct plt_entries *plt;
int idx;
struct plt_entries *plt = (struct plt_entries *)pltsec->plt->sh_addr;
int idx = 0;
/* cache the address, ELF header is available only during module load */
if (!pltsec->plt_ent)
pltsec->plt_ent = (struct plt_entries *)pltsec->plt->sh_addr;
plt = pltsec->plt_ent;
prealloc_fixed(pltsec, plt);
for (idx = 0; idx < ARRAY_SIZE(fixed_plts); ++idx)
if (plt->lit[idx] == val)
return (u32)&plt->ldr[idx];
idx = 0;
/*
* Look for an existing entry pointing to 'val'. Given that the
* relocations are sorted, this will be the last entry we allocated.
@ -191,8 +216,8 @@ static unsigned int count_plts(const Elf32_Sym *syms, Elf32_Addr base,
int module_frob_arch_sections(Elf_Ehdr *ehdr, Elf_Shdr *sechdrs,
char *secstrings, struct module *mod)
{
unsigned long core_plts = 0;
unsigned long init_plts = 0;
unsigned long core_plts = ARRAY_SIZE(fixed_plts);
unsigned long init_plts = ARRAY_SIZE(fixed_plts);
Elf32_Shdr *s, *sechdrs_end = sechdrs + ehdr->e_shnum;
Elf32_Sym *syms = NULL;
@ -247,6 +272,7 @@ int module_frob_arch_sections(Elf_Ehdr *ehdr, Elf_Shdr *sechdrs,
mod->arch.core.plt->sh_size = round_up(core_plts * PLT_ENT_SIZE,
sizeof(struct plt_entries));
mod->arch.core.plt_count = 0;
mod->arch.core.plt_ent = NULL;
mod->arch.init.plt->sh_type = SHT_NOBITS;
mod->arch.init.plt->sh_flags = SHF_EXECINSTR | SHF_ALLOC;
@ -254,6 +280,7 @@ int module_frob_arch_sections(Elf_Ehdr *ehdr, Elf_Shdr *sechdrs,
mod->arch.init.plt->sh_size = round_up(init_plts * PLT_ENT_SIZE,
sizeof(struct plt_entries));
mod->arch.init.plt_count = 0;
mod->arch.init.plt_ent = NULL;
pr_debug("%s: plt=%x, init.plt=%x\n", __func__,
mod->arch.core.plt->sh_size, mod->arch.init.plt->sh_size);

4
arch/arm/kernel/return_address.c
View File

@ -10,8 +10,6 @@
*/
#include <linux/export.h>
#include <linux/ftrace.h>
#if defined(CONFIG_FRAME_POINTER) && !defined(CONFIG_ARM_UNWIND)
#include <linux/sched.h>
#include <asm/stacktrace.h>
@ -56,6 +54,4 @@ void *return_address(unsigned int level)
return NULL;
}
#endif /* if defined(CONFIG_FRAME_POINTER) && !defined(CONFIG_ARM_UNWIND) */
EXPORT_SYMBOL_GPL(return_address);

2
arch/arm64/Kconfig
View File

@ -456,7 +456,7 @@ config ARM64_ERRATUM_1024718
help
This option adds work around for Arm Cortex-A55 Erratum 1024718.
Affected Cortex-A55 cores (r0p0, r0p1, r1p0) could cause incorrect
Affected Cortex-A55 cores (all revisions) could cause incorrect
update of the hardware dirty bit when the DBM/AP bits are updated
without a break-before-make. The work around is to disable the usage
of hardware DBM locally on the affected cores. CPUs not affected by

2
arch/arm64/boot/dts/exynos/exynos7.dtsi
View File

@ -94,7 +94,7 @@
#address-cells = <0>;
interrupt-controller;
reg = <0x11001000 0x1000>,
<0x11002000 0x1000>,
<0x11002000 0x2000>,
<0x11004000 0x2000>,
<0x11006000 0x2000>;
};

11
arch/arm64/boot/dts/marvell/armada-37xx.dtsi
View File

@ -347,8 +347,15 @@
#interrupt-cells = <1>;
msi-parent = <&pcie0>;
msi-controller;
ranges = <0x82000000 0 0xe8000000 0 0xe8000000 0 0x1000000 /* Port 0 MEM */
0x81000000 0 0xe9000000 0 0xe9000000 0 0x10000>; /* Port 0 IO*/
/*
* The 128 MiB address range [0xe8000000-0xf0000000] is
* dedicated for PCIe and can be assigned to 8 windows
* with size a power of two. Use one 64 KiB window for
* IO at the end and the remaining seven windows
* (totaling 127 MiB) for MEM.
*/
ranges = <0x82000000 0 0xe8000000 0 0xe8000000 0 0x07f00000 /* Port 0 MEM */
0x81000000 0 0xefff0000 0 0xefff0000 0 0x00010000>; /* Port 0 IO */
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0 0 0 1 &pcie_intc 0>,
<0 0 0 2 &pcie_intc 1>,

2
arch/arm64/boot/dts/qcom/ipq8074-hk01.dts
View File

@ -27,7 +27,7 @@
stdout-path = "serial0";
};
memory {
memory@40000000 {
device_type = "memory";
reg = <0x0 0x40000000 0x0 0x20000000>;
};

2
arch/arm64/kernel/process.c
View File

@ -65,7 +65,7 @@
#ifdef CONFIG_CC_STACKPROTECTOR
#include <linux/stackprotector.h>
unsigned long __stack_chk_guard __read_mostly;
unsigned long __stack_chk_guard __ro_after_init;
EXPORT_SYMBOL(__stack_chk_guard);
#endif

4
arch/arm64/mm/proc.S
View File

@ -477,8 +477,8 @@ ENTRY(__cpu_setup)
cmp x9, #2
b.lt 1f
#ifdef CONFIG_ARM64_ERRATUM_1024718
/* Disable hardware DBM on Cortex-A55 r0p0, r0p1 & r1p0 */
cpu_midr_match MIDR_CORTEX_A55, MIDR_CPU_VAR_REV(0, 0), MIDR_CPU_VAR_REV(1, 0), x1, x2, x3, x4
/* Disable hardware DBM on Cortex-A55 all versions */
cpu_midr_match MIDR_CORTEX_A55, MIDR_CPU_VAR_REV(0, 0), MIDR_CPU_VAR_REV(0xf, 0xf), x1, x2, x3, x4
cbnz x1, 1f
#endif
orr x10, x10, #TCR_HD // hardware Dirty flag update

4
arch/m68k/emu/nfeth.c
View File

@ -258,8 +258,8 @@ static void __exit nfeth_cleanup(void)
for (i = 0; i < MAX_UNIT; i++) {
if (nfeth_dev[i]) {
unregister_netdev(nfeth_dev[0]);
free_netdev(nfeth_dev[0]);
unregister_netdev(nfeth_dev[i]);
free_netdev(nfeth_dev[i]);
}
}
free_irq(nfEtherIRQ, nfeth_interrupt);

20
arch/m68k/include/asm/raw_io.h
View File

@ -31,21 +31,21 @@ extern void __iounmap(void *addr, unsigned long size);
* two accesses to memory, which may be undesirable for some devices.
*/
#define in_8(addr) \
({ u8 __v = (*(__force volatile u8 *) (addr)); __v; })
({ u8 __v = (*(__force volatile u8 *) (unsigned long)(addr)); __v; })
#define in_be16(addr) \
({ u16 __v = (*(__force volatile u16 *) (addr)); __v; })
({ u16 __v = (*(__force volatile u16 *) (unsigned long)(addr)); __v; })
#define in_be32(addr) \
({ u32 __v = (*(__force volatile u32 *) (addr)); __v; })
({ u32 __v = (*(__force volatile u32 *) (unsigned long)(addr)); __v; })
#define in_le16(addr) \
({ u16 __v = le16_to_cpu(*(__force volatile __le16 *) (addr)); __v; })
({ u16 __v = le16_to_cpu(*(__force volatile __le16 *) (unsigned long)(addr)); __v; })
#define in_le32(addr) \
({ u32 __v = le32_to_cpu(*(__force volatile __le32 *) (addr)); __v; })
({ u32 __v = le32_to_cpu(*(__force volatile __le32 *) (unsigned long)(addr)); __v; })
#define out_8(addr,b) (void)((*(__force volatile u8 *) (addr)) = (b))
#define out_be16(addr,w) (void)((*(__force volatile u16 *) (addr)) = (w))
#define out_be32(addr,l) (void)((*(__force volatile u32 *) (addr)) = (l))
#define out_le16(addr,w) (void)((*(__force volatile __le16 *) (addr)) = cpu_to_le16(w))
#define out_le32(addr,l) (void)((*(__force volatile __le32 *) (addr)) = cpu_to_le32(l))
#define out_8(addr,b) (void)((*(__force volatile u8 *) (unsigned long)(addr)) = (b))
#define out_be16(addr,w) (void)((*(__force volatile u16 *) (unsigned long)(addr)) = (w))
#define out_be32(addr,l) (void)((*(__force volatile u32 *) (unsigned long)(addr)) = (l))
#define out_le16(addr,w) (void)((*(__force volatile __le16 *) (unsigned long)(addr)) = cpu_to_le16(w))
#define out_le32(addr,l) (void)((*(__force volatile __le32 *) (unsigned long)(addr)) = cpu_to_le32(l))
#define raw_inb in_8
#define raw_inw in_be16

2
arch/mips/mti-malta/malta-dtshim.c
View File

@ -26,7 +26,7 @@
#define ROCIT_CONFIG_GEN1_MEMMAP_SHIFT 8
#define ROCIT_CONFIG_GEN1_MEMMAP_MASK (0xf << 8)
static unsigned char fdt_buf[16 << 10] __initdata;
static unsigned char fdt_buf[16 << 10] __initdata __aligned(8);
/* determined physical memory size, not overridden by command line args */
extern unsigned long physical_memsize;

2
arch/openrisc/kernel/entry.S
View File

@ -495,6 +495,7 @@ EXCEPTION_ENTRY(_external_irq_handler)
l.bnf 1f // ext irq enabled, all ok.
l.nop
#ifdef CONFIG_PRINTK
l.addi r1,r1,-0x8
l.movhi r3,hi(42f)
l.ori r3,r3,lo(42f)
@ -508,6 +509,7 @@ EXCEPTION_ENTRY(_external_irq_handler)
.string "\n\rESR interrupt bug: in _external_irq_handler (ESR %x)\n\r"
.align 4
.previous
#endif
l.ori r4,r4,SPR_SR_IEE // fix the bug
// l.sw PT_SR(r1),r4

2
arch/parisc/include/asm/page.h
View File

@ -179,7 +179,7 @@ extern int npmem_ranges;
#include <asm-generic/getorder.h>
#include <asm/pdc.h>
#define PAGE0 ((struct zeropage *)__PAGE_OFFSET)
#define PAGE0 ((struct zeropage *)absolute_pointer(__PAGE_OFFSET))
/* DEFINITION OF THE ZERO-PAGE (PAG0) */
/* based on work by Jason Eckhardt (jason@equator.com) */

6
arch/parisc/kernel/signal.c
View File

@ -242,6 +242,12 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs,
#endif
usp = (regs->gr[30] & ~(0x01UL));
#ifdef CONFIG_64BIT
if (is_compat_task()) {
/* The gcc alloca implementation leaves garbage in the upper 32 bits of sp */
usp = (compat_uint_t)usp;
}
#endif
/*FIXME: frame_size parameter is unused, remove it. */
frame = get_sigframe(&ksig->ka, usp, sizeof(*frame));

3
arch/powerpc/boot/crt0.S
View File

@ -49,9 +49,6 @@ p_end: .long _end
p_pstack: .long _platform_stack_top
#endif
.globl _zimage_start
/* Clang appears to require the .weak directive to be after the symbol
* is defined. See https://bugs.llvm.org/show_bug.cgi?id=38921 */
.weak _zimage_start
_zimage_start:
.globl _zimage_start_lib

2
arch/powerpc/kernel/module_64.c
View File

@ -695,7 +695,7 @@ int apply_relocate_add(Elf64_Shdr *sechdrs,
/*
* If found, replace it with:
* addis r2, r12, (.TOC.-func)@ha
* addi r2, r12, (.TOC.-func)@l
* addi r2, r2, (.TOC.-func)@l
*/
((uint32_t *)location)[0] = 0x3c4c0000 + PPC_HA(value);
((uint32_t *)location)[1] = 0x38420000 + PPC_LO(value);

2
arch/powerpc/perf/hv-gpci.c
View File

@ -168,7 +168,7 @@ static unsigned long single_gpci_request(u32 req, u32 starting_index,
*/
count = 0;
for (i = offset; i < offset + length; i++)
count |= arg->bytes[i] << (i - offset);
count |= (u64)(arg->bytes[i]) << ((length - 1 - (i - offset)) * 8);
*value = count;
out:

2
arch/s390/kernel/dis.c
View File

@ -2018,7 +2018,7 @@ void show_code(struct pt_regs *regs)
start += opsize;
pr_cont("%s", buffer);
ptr = buffer;
ptr += sprintf(ptr, "\n\t ");
ptr += sprintf(ptr, "\n ");
hops++;
}
pr_cont("\n");

2
arch/s390/kernel/jump_label.c
View File

@ -43,7 +43,7 @@ static void jump_label_bug(struct jump_entry *entry, struct insn *expected,
unsigned char *ipe = (unsigned char *)expected;
unsigned char *ipn = (unsigned char *)new;
pr_emerg("Jump label code mismatch at %pS [%p]\n", ipc, ipc);
pr_emerg("Jump label code mismatch at %pS [%px]\n", ipc, ipc);
pr_emerg("Found: %6ph\n", ipc);
pr_emerg("Expected: %6ph\n", ipe);
pr_emerg("New: %6ph\n", ipn);

59
arch/s390/net/bpf_jit_comp.c
View File

@ -592,10 +592,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i
EMIT4(0xb9080000, dst_reg, src_reg);
break;
case BPF_ALU | BPF_ADD | BPF_K: /* dst = (u32) dst + (u32) imm */
if (!imm)
break;
/* alfi %dst,imm */
EMIT6_IMM(0xc20b0000, dst_reg, imm);
if (imm != 0) {
/* alfi %dst,imm */
EMIT6_IMM(0xc20b0000, dst_reg, imm);
}
EMIT_ZERO(dst_reg);
break;
case BPF_ALU64 | BPF_ADD | BPF_K: /* dst = dst + imm */
@ -617,17 +617,22 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i
EMIT4(0xb9090000, dst_reg, src_reg);
break;
case BPF_ALU | BPF_SUB | BPF_K: /* dst = (u32) dst - (u32) imm */
if (!imm)
break;
/* alfi %dst,-imm */
EMIT6_IMM(0xc20b0000, dst_reg, -imm);
if (imm != 0) {
/* alfi %dst,-imm */
EMIT6_IMM(0xc20b0000, dst_reg, -imm);
}
EMIT_ZERO(dst_reg);
break;
case BPF_ALU64 | BPF_SUB | BPF_K: /* dst = dst - imm */
if (!imm)
break;
/* agfi %dst,-imm */
EMIT6_IMM(0xc2080000, dst_reg, -imm);
if (imm == -0x80000000) {
/* algfi %dst,0x80000000 */
EMIT6_IMM(0xc20a0000, dst_reg, 0x80000000);
} else {
/* agfi %dst,-imm */
EMIT6_IMM(0xc2080000, dst_reg, -imm);
}
break;
/*
* BPF_MUL
@ -642,10 +647,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i
EMIT4(0xb90c0000, dst_reg, src_reg);
break;
case BPF_ALU | BPF_MUL | BPF_K: /* dst = (u32) dst * (u32) imm */
if (imm == 1)
break;
/* msfi %r5,imm */
EMIT6_IMM(0xc2010000, dst_reg, imm);
if (imm != 1) {
/* msfi %r5,imm */
EMIT6_IMM(0xc2010000, dst_reg, imm);
}
EMIT_ZERO(dst_reg);
break;
case BPF_ALU64 | BPF_MUL | BPF_K: /* dst = dst * imm */
@ -706,6 +711,8 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i
if (BPF_OP(insn->code) == BPF_MOD)
/* lhgi %dst,0 */
EMIT4_IMM(0xa7090000, dst_reg, 0);
else
EMIT_ZERO(dst_reg);
break;
}
/* lhi %w0,0 */
@ -798,10 +805,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i
EMIT4(0xb9820000, dst_reg, src_reg);
break;
case BPF_ALU | BPF_XOR | BPF_K: /* dst = (u32) dst ^ (u32) imm */
if (!imm)
break;
/* xilf %dst,imm */
EMIT6_IMM(0xc0070000, dst_reg, imm);
if (imm != 0) {
/* xilf %dst,imm */
EMIT6_IMM(0xc0070000, dst_reg, imm);
}
EMIT_ZERO(dst_reg);
break;
case BPF_ALU64 | BPF_XOR | BPF_K: /* dst = dst ^ imm */
@ -822,10 +829,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i
EMIT6_DISP_LH(0xeb000000, 0x000d, dst_reg, dst_reg, src_reg, 0);
break;
case BPF_ALU | BPF_LSH | BPF_K: /* dst = (u32) dst << (u32) imm */
if (imm == 0)
break;
/* sll %dst,imm(%r0) */
EMIT4_DISP(0x89000000, dst_reg, REG_0, imm);
if (imm != 0) {
/* sll %dst,imm(%r0) */
EMIT4_DISP(0x89000000, dst_reg, REG_0, imm);
}
EMIT_ZERO(dst_reg);
break;
case BPF_ALU64 | BPF_LSH | BPF_K: /* dst = dst << imm */
@ -847,10 +854,10 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i
EMIT6_DISP_LH(0xeb000000, 0x000c, dst_reg, dst_reg, src_reg, 0);
break;
case BPF_ALU | BPF_RSH | BPF_K: /* dst = (u32) dst >> (u32) imm */
if (imm == 0)
break;
/* srl %dst,imm(%r0) */
EMIT4_DISP(0x88000000, dst_reg, REG_0, imm);
if (imm != 0) {
/* srl %dst,imm(%r0) */
EMIT4_DISP(0x88000000, dst_reg, REG_0, imm);
}
EMIT_ZERO(dst_reg);
break;
case BPF_ALU64 | BPF_RSH | BPF_K: /* dst = dst >> imm */

3
arch/sparc/kernel/mdesc.c
View File

@ -38,6 +38,7 @@ struct mdesc_hdr {
u32 node_sz; /* node block size */
u32 name_sz; /* name block size */
u32 data_sz; /* data block size */
char data[];
} __attribute__((aligned(16)));
struct mdesc_elem {
@ -611,7 +612,7 @@ EXPORT_SYMBOL(mdesc_get_node_info);
static struct mdesc_elem *node_block(struct mdesc_hdr *mdesc)
{
return (struct mdesc_elem *) (mdesc + 1);
return (struct mdesc_elem *) mdesc->data;
}
static void *name_block(struct mdesc_hdr *mdesc)

2
arch/sparc/lib/iomap.c
View File

@ -19,8 +19,10 @@ void ioport_unmap(void __iomem *addr)
EXPORT_SYMBOL(ioport_map);
EXPORT_SYMBOL(ioport_unmap);
#ifdef CONFIG_PCI
void pci_iounmap(struct pci_dev *dev, void __iomem * addr)
{
/* nothing to do */
}
EXPORT_SYMBOL(pci_iounmap);
#endif

8
arch/x86/events/amd/ibs.c
View File

@ -90,6 +90,7 @@ struct perf_ibs {
unsigned long offset_mask[1];
int offset_max;
unsigned int fetch_count_reset_broken : 1;
unsigned int fetch_ignore_if_zero_rip : 1;
struct cpu_perf_ibs __percpu *pcpu;
struct attribute **format_attrs;
@ -674,6 +675,10 @@ static int perf_ibs_handle_irq(struct perf_ibs *perf_ibs, struct pt_regs *iregs)
if (check_rip && (ibs_data.regs[2] & IBS_RIP_INVALID)) {
regs.flags &= ~PERF_EFLAGS_EXACT;
} else {
/* Workaround for erratum #1197 */
if (perf_ibs->fetch_ignore_if_zero_rip && !(ibs_data.regs[1]))
goto out;
set_linear_ip(&regs, ibs_data.regs[1]);
regs.flags |= PERF_EFLAGS_EXACT;
}
@ -767,6 +772,9 @@ static __init void perf_event_ibs_init(void)
if (boot_cpu_data.x86 >= 0x16 && boot_cpu_data.x86 <= 0x18)
perf_ibs_fetch.fetch_count_reset_broken = 1;
if (boot_cpu_data.x86 == 0x19 && boot_cpu_data.x86_model < 0x10)
perf_ibs_fetch.fetch_ignore_if_zero_rip = 1;
perf_ibs_pmu_init(&perf_ibs_fetch, "ibs_fetch");
if (ibs_caps & IBS_CAPS_OPCNT) {

2
arch/x86/events/intel/pt.c
View File

@ -69,7 +69,7 @@ static struct pt_cap_desc {
PT_CAP(topa_multiple_entries, 0, CPUID_ECX, BIT(1)),
PT_CAP(single_range_output, 0, CPUID_ECX, BIT(2)),
PT_CAP(payloads_lip, 0, CPUID_ECX, BIT(31)),
PT_CAP(num_address_ranges, 1, CPUID_EAX, 0x3),
PT_CAP(num_address_ranges, 1, CPUID_EAX, 0x7),
PT_CAP(mtc_periods, 1, CPUID_EAX, 0xffff0000),
PT_CAP(cycle_thresholds, 1, CPUID_EBX, 0xffff),
PT_CAP(psb_periods, 1, CPUID_EBX, 0xffff0000),

6
arch/x86/kernel/cpu/intel_rdt_monitor.c
View File

@ -244,6 +244,12 @@ static u64 __mon_event_count(u32 rmid, struct rmid_read *rr)
case QOS_L3_MBM_LOCAL_EVENT_ID:
m = &rr->d->mbm_local[rmid];
break;
default:
/*
* Code would never reach here because an invalid
* event id would fail the __rmid_read.
*/
return RMID_VAL_ERROR;
}
if (rr->first) {

3
arch/x86/kernel/reboot.c
View File

@ -388,10 +388,11 @@ static const struct dmi_system_id reboot_dmi_table[] __initconst = {
},
{ /* Handle problems with rebooting on the OptiPlex 990. */
.callback = set_pci_reboot,
.ident = "Dell OptiPlex 990",
.ident = "Dell OptiPlex 990 BIOS A0x",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 990"),
DMI_MATCH(DMI_BIOS_VERSION, "A0"),
},
},
{ /* Handle problems with rebooting on Dell 300's */

4
arch/x86/kvm/x86.c
View File

@ -2355,6 +2355,10 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
if (!msr_info->host_initiated) {
s64 adj = data - vcpu->arch.ia32_tsc_adjust_msr;
adjust_tsc_offset_guest(vcpu, adj);
/* Before back to guest, tsc_timestamp must be adjusted
* as well, otherwise guest's percpu pvclock time could jump.
*/
kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
}
vcpu->arch.ia32_tsc_adjust_msr = data;
}

6
arch/x86/mm/init_64.c
View File

@ -1282,18 +1282,18 @@ int kern_addr_valid(unsigned long addr)
return 0;
p4d = p4d_offset(pgd, addr);
if (p4d_none(*p4d))
if (!p4d_present(*p4d))
return 0;
pud = pud_offset(p4d, addr);
if (pud_none(*pud))
if (!pud_present(*pud))
return 0;
if (pud_large(*pud))
return pfn_valid(pud_pfn(*pud));
pmd = pmd_offset(pud, addr);
if (pmd_none(*pmd))
if (!pmd_present(*pmd))
return 0;
if (pmd_large(*pmd))

22
arch/x86/xen/enlighten_pv.c
View File

@ -721,8 +721,8 @@ static void xen_write_idt_entry(gate_desc *dt, int entrynum, const gate_desc *g)
preempt_enable();
}
static void xen_convert_trap_info(const struct desc_ptr *desc,
struct trap_info *traps)
static unsigned xen_convert_trap_info(const struct desc_ptr *desc,
struct trap_info *traps, bool full)
{
unsigned in, out, count;
@ -732,17 +732,18 @@ static void xen_convert_trap_info(const struct desc_ptr *desc,
for (in = out = 0; in < count; in++) {
gate_desc *entry = (gate_desc *)(desc->address) + in;
if (cvt_gate_to_trap(in, entry, &traps[out]))
if (cvt_gate_to_trap(in, entry, &traps[out]) || full)
out++;
}
traps[out].address = 0;
return out;
}
void xen_copy_trap_info(struct trap_info *traps)
{
const struct desc_ptr *desc = this_cpu_ptr(&idt_desc);
xen_convert_trap_info(desc, traps);
xen_convert_trap_info(desc, traps, true);
}
/* Load a new IDT into Xen. In principle this can be per-CPU, so we
@ -752,6 +753,7 @@ static void xen_load_idt(const struct desc_ptr *desc)
{
static DEFINE_SPINLOCK(lock);
static struct trap_info traps[257];
unsigned out;
trace_xen_cpu_load_idt(desc);
@ -759,7 +761,8 @@ static void xen_load_idt(const struct desc_ptr *desc)
memcpy(this_cpu_ptr(&idt_desc), desc, sizeof(idt_desc));
xen_convert_trap_info(desc, traps);
out = xen_convert_trap_info(desc, traps, false);
memset(&traps[out], 0, sizeof(traps[0]));
xen_mc_flush();
if (HYPERVISOR_set_trap_table(traps))
@ -1214,6 +1217,11 @@ static void __init xen_dom0_set_legacy_features(void)
x86_platform.legacy.rtc = 1;
}
static void __init xen_domu_set_legacy_features(void)
{
x86_platform.legacy.rtc = 0;
}
/* First C function to be called on Xen boot */
asmlinkage __visible void __init xen_start_kernel(void)
{
@ -1375,6 +1383,8 @@ asmlinkage __visible void __init xen_start_kernel(void)
add_preferred_console("hvc", 0, NULL);
if (pci_xen)
x86_init.pci.arch_init = pci_xen_init;
x86_platform.set_legacy_features =
xen_domu_set_legacy_features;
} else {
const struct dom0_vga_console_info *info =
(void *)((char *)xen_start_info +

4
arch/x86/xen/p2m.c
View File

@ -613,8 +613,8 @@ int xen_alloc_p2m_entry(unsigned long pfn)
}
/* Expanded the p2m? */
if (pfn > xen_p2m_last_pfn) {
xen_p2m_last_pfn = pfn;
if (pfn >= xen_p2m_last_pfn) {
xen_p2m_last_pfn = ALIGN(pfn + 1, P2M_PER_PAGE);
HYPERVISOR_shared_info->arch.max_pfn = xen_p2m_last_pfn;
}

2
arch/xtensa/Kconfig
View File

@ -20,7 +20,7 @@ config XTENSA
select HAVE_DMA_CONTIGUOUS
select HAVE_EXIT_THREAD
select HAVE_FUNCTION_TRACER
select HAVE_FUTEX_CMPXCHG if !MMU
select HAVE_FUTEX_CMPXCHG if !MMU && FUTEX
select HAVE_HW_BREAKPOINT if PERF_EVENTS
select HAVE_IRQ_TIME_ACCOUNTING
select HAVE_MEMBLOCK

17
arch/xtensa/platforms/iss/console.c
View File

@ -182,9 +182,13 @@ static const struct tty_operations serial_ops = {
int __init rs_init(void)
{
tty_port_init(&serial_port);
int ret;
serial_driver = alloc_tty_driver(SERIAL_MAX_NUM_LINES);
if (!serial_driver)
return -ENOMEM;
tty_port_init(&serial_port);
printk ("%s %s\n", serial_name, serial_version);
@ -204,8 +208,15 @@ int __init rs_init(void)
tty_set_operations(serial_driver, &serial_ops);
tty_port_link_device(&serial_port, serial_driver, 0);
if (tty_register_driver(serial_driver))
panic("Couldn't register serial driver\n");
ret = tty_register_driver(serial_driver);
if (ret) {
pr_err("Couldn't register serial driver\n");
tty_driver_kref_put(serial_driver);
tty_port_destroy(&serial_port);
return ret;
}
return 0;
}

2
block/bfq-iosched.c
View File

@ -3825,7 +3825,7 @@ bfq_set_next_ioprio_data(struct bfq_queue *bfqq, struct bfq_io_cq *bic)
if (bfqq->new_ioprio >= IOPRIO_BE_NR) {
pr_crit("bfq_set_next_ioprio_data: new_ioprio %d\n",
bfqq->new_ioprio);
bfqq->new_ioprio = IOPRIO_BE_NR;
bfqq->new_ioprio = IOPRIO_BE_NR - 1;
}
bfqq->entity.new_weight = bfq_ioprio_to_weight(bfqq->new_ioprio);

1
block/blk-throttle.c
View File

@ -2414,6 +2414,7 @@ int blk_throtl_init(struct request_queue *q)
void blk_throtl_exit(struct request_queue *q)
{
BUG_ON(!q->td);
del_timer_sync(&q->td->service_queue.pending_timer);
throtl_shutdown_wq(q);
blkcg_deactivate_policy(q, &blkcg_policy_throtl);
free_percpu(q->td->latency_buckets);

6
block/blk-zoned.c
View File

@ -277,9 +277,6 @@ int blkdev_report_zones_ioctl(struct block_device *bdev, fmode_t mode,
if (!blk_queue_is_zoned(q))
return -ENOTTY;
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
if (copy_from_user(&rep, argp, sizeof(struct blk_zone_report)))
return -EFAULT;
@ -338,9 +335,6 @@ int blkdev_reset_zones_ioctl(struct block_device *bdev, fmode_t mode,
if (!blk_queue_is_zoned(q))
return -ENOTTY;
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
if (!(mode & FMODE_WRITE))
return -EBADF;

8
certs/Makefile
View File

@ -46,11 +46,19 @@ endif
redirect_openssl = 2>&1
quiet_redirect_openssl = 2>&1
silent_redirect_openssl = 2>/dev/null
openssl_available = $(shell openssl help 2>/dev/null && echo yes)
# We do it this way rather than having a boolean option for enabling an
# external private key, because 'make randconfig' might enable such a
# boolean option and we unfortunately can't make it depend on !RANDCONFIG.
ifeq ($(CONFIG_MODULE_SIG_KEY),"certs/signing_key.pem")
ifeq ($(openssl_available),yes)
X509TEXT=$(shell openssl x509 -in "certs/signing_key.pem" -text 2>/dev/null)
$(if $(findstring rsaEncryption,$(X509TEXT)),,$(shell rm -f "certs/signing_key.pem"))
endif
$(obj)/signing_key.pem: $(obj)/x509.genkey
@$(kecho) "###"
@$(kecho) "### Now generating an X.509 key pair to be used for signing modules."

36
drivers/ata/libata-core.c
View File

@ -2276,6 +2276,25 @@ static void ata_dev_config_ncq_prio(struct ata_device *dev)
}
static bool ata_dev_check_adapter(struct ata_device *dev,
unsigned short vendor_id)
{
struct pci_dev *pcidev = NULL;
struct device *parent_dev = NULL;
for (parent_dev = dev->tdev.parent; parent_dev != NULL;
parent_dev = parent_dev->parent) {
if (dev_is_pci(parent_dev)) {
pcidev = to_pci_dev(parent_dev);
if (pcidev->vendor == vendor_id)
return true;
break;
}
}
return false;
}
static int ata_dev_config_ncq(struct ata_device *dev,
char *desc, size_t desc_sz)
{
@ -2292,6 +2311,13 @@ static int ata_dev_config_ncq(struct ata_device *dev,
snprintf(desc, desc_sz, "NCQ (not used)");
return 0;
}
if (dev->horkage & ATA_HORKAGE_NO_NCQ_ON_ATI &&
ata_dev_check_adapter(dev, PCI_VENDOR_ID_ATI)) {
snprintf(desc, desc_sz, "NCQ (not used)");
return 0;
}
if (ap->flags & ATA_FLAG_NCQ) {
hdepth = min(ap->scsi_host->can_queue, ATA_MAX_QUEUE - 1);
dev->flags |= ATA_DFLAG_NCQ;
@ -4564,6 +4590,12 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "Samsung SSD 850*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "Samsung SSD 860*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
ATA_HORKAGE_ZERO_AFTER_TRIM |
ATA_HORKAGE_NO_NCQ_ON_ATI, },
{ "Samsung SSD 870*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
ATA_HORKAGE_ZERO_AFTER_TRIM |
ATA_HORKAGE_NO_NCQ_ON_ATI, },
{ "FCCT*M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
ATA_HORKAGE_ZERO_AFTER_TRIM, },
@ -6339,7 +6371,7 @@ int ata_host_start(struct ata_host *host)
have_stop = 1;
}
if (host->ops->host_stop)
if (host->ops && host->ops->host_stop)
have_stop = 1;
if (have_stop) {
@ -6856,6 +6888,8 @@ static int __init ata_parse_force_one(char **cur,
{ "ncq", .horkage_off = ATA_HORKAGE_NONCQ },
{ "noncqtrim", .horkage_on = ATA_HORKAGE_NO_NCQ_TRIM },
{ "ncqtrim", .horkage_off = ATA_HORKAGE_NO_NCQ_TRIM },
{ "noncqati", .horkage_on = ATA_HORKAGE_NO_NCQ_ON_ATI },
{ "ncqati", .horkage_off = ATA_HORKAGE_NO_NCQ_ON_ATI },
{ "dump_id", .horkage_on = ATA_HORKAGE_DUMP_ID },
{ "pio0", .xfer_mask = 1 << (ATA_SHIFT_PIO + 0) },
{ "pio1", .xfer_mask = 1 << (ATA_SHIFT_PIO + 1) },

12
drivers/ata/sata_dwc_460ex.c
View File

@ -1253,24 +1253,20 @@ static int sata_dwc_probe(struct platform_device *ofdev)
irq = irq_of_parse_and_map(np, 0);
if (irq == NO_IRQ) {
dev_err(&ofdev->dev, "no SATA DMA irq\n");
err = -ENODEV;
goto error_out;
return -ENODEV;
}
#ifdef CONFIG_SATA_DWC_OLD_DMA
if (!of_find_property(np, "dmas", NULL)) {
err = sata_dwc_dma_init_old(ofdev, hsdev);
if (err)
goto error_out;
return err;
}
#endif
hsdev->phy = devm_phy_optional_get(hsdev->dev, "sata-phy");
if (IS_ERR(hsdev->phy)) {
err = PTR_ERR(hsdev->phy);
hsdev->phy = NULL;
goto error_out;
}
if (IS_ERR(hsdev->phy))
return PTR_ERR(hsdev->phy);
err = phy_init(hsdev->phy);
if (err)

10
drivers/base/power/trace.c
View File

@ -11,6 +11,7 @@
#include <linux/export.h>
#include <linux/rtc.h>
#include <linux/suspend.h>
#include <linux/init.h>
#include <linux/mc146818rtc.h>
@ -165,6 +166,9 @@ void generate_pm_trace(const void *tracedata, unsigned int user)
const char *file = *(const char **)(tracedata + 2);
unsigned int user_hash_value, file_hash_value;
if (!x86_platform.legacy.rtc)
return;
user_hash_value = user % USERHASH;
file_hash_value = hash_string(lineno, file, FILEHASH);
set_magic_time(user_hash_value, file_hash_value, dev_hash_value);
@ -267,6 +271,9 @@ static struct notifier_block pm_trace_nb = {
static int early_resume_init(void)
{
if (!x86_platform.legacy.rtc)
return 0;
hash_value_early_read = read_magic_time();
register_pm_notifier(&pm_trace_nb);
return 0;
@ -277,6 +284,9 @@ static int late_resume_init(void)
unsigned int val = hash_value_early_read;
unsigned int user, file, dev;
if (!x86_platform.legacy.rtc)
return 0;
user = val % USERHASH;
val = val / USERHASH;
file = val % FILEHASH;

2
drivers/base/regmap/regmap.c
View File

@ -1378,7 +1378,7 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg,
if (ret) {
dev_err(map->dev,
"Error in caching of register: %x ret: %d\n",
reg + i, ret);
reg + regmap_get_offset(map, i), ret);
return ret;
}
}

6
drivers/bcma/main.c
View File

@ -236,6 +236,7 @@ EXPORT_SYMBOL(bcma_core_irq);
void bcma_prepare_core(struct bcma_bus *bus, struct bcma_device *core)
{
device_initialize(&core->dev);
core->dev.release = bcma_release_core_dev;
core->dev.bus = &bcma_bus_type;
dev_set_name(&core->dev, "bcma%d:%d", bus->num, core->core_index);
@ -299,11 +300,10 @@ static void bcma_register_core(struct bcma_bus *bus, struct bcma_device *core)
{
int err;
err = device_register(&core->dev);
err = device_add(&core->dev);
if (err) {
bcma_err(bus, "Could not register dev for core 0x%03X\n",
core->id.id);
put_device(&core->dev);
return;
}
core->dev_registered = true;
@ -394,7 +394,7 @@ void bcma_unregister_cores(struct bcma_bus *bus)
/* Now noone uses internally-handled cores, we can free them */
list_for_each_entry_safe(core, tmp, &bus->cores, list) {
list_del(&core->list);
kfree(core);
put_device(&core->dev);
}
}

4
drivers/block/Kconfig
View File

@ -234,7 +234,7 @@ config BLK_DEV_LOOP_MIN_COUNT
dynamically allocated with the /dev/loop-control interface.
config BLK_DEV_CRYPTOLOOP
tristate "Cryptoloop Support"
tristate "Cryptoloop Support (DEPRECATED)"
select CRYPTO
select CRYPTO_CBC
depends on BLK_DEV_LOOP
@ -246,7 +246,7 @@ config BLK_DEV_CRYPTOLOOP
WARNING: This device is not safe for journaled file systems like
ext3 or Reiserfs. Please use the Device Mapper crypto module
instead, which can be configured to be on-disk compatible with the
cryptoloop device.
cryptoloop device. cryptoloop support will be removed in Linux 5.16.
source "drivers/block/drbd/Kconfig"

2
drivers/block/cryptoloop.c
View File

@ -203,6 +203,8 @@ init_cryptoloop(void)
if (rc)
printk(KERN_ERR "cryptoloop: loop_register_transfer failed\n");
else
pr_warn("the cryptoloop driver has been deprecated and will be removed in in Linux 5.16\n");
return rc;
}

10
drivers/clk/clk.c
View File

@ -45,11 +45,6 @@ static struct hlist_head *all_lists[] = {
NULL,
};
static struct hlist_head *orphan_list[] = {
&clk_orphan_list,
NULL,
};
/*** private data structures ***/
struct clk_core {
@ -2015,6 +2010,11 @@ static int inited = 0;
static DEFINE_MUTEX(clk_debug_lock);
static HLIST_HEAD(clk_debug_list);
static struct hlist_head *orphan_list[] = {
&clk_orphan_list,
NULL,
};
static void clk_summary_show_one(struct seq_file *s, struct clk_core *c,
int level)
{

1
drivers/clk/mvebu/kirkwood.c
View File

@ -254,6 +254,7 @@ static const char *powersave_parents[] = {
static const struct clk_muxing_soc_desc kirkwood_mux_desc[] __initconst = {
{ "powersave", powersave_parents, ARRAY_SIZE(powersave_parents),
11, 1, 0 },
{ }
};
static struct clk *clk_muxing_get_src(

30
drivers/clocksource/sh_cmt.c
View File

@ -570,7 +570,8 @@ static int sh_cmt_start(struct sh_cmt_channel *ch, unsigned long flag)
ch->flags |= flag;
/* setup timeout if no clockevent */
if ((flag == FLAG_CLOCKSOURCE) && (!(ch->flags & FLAG_CLOCKEVENT)))
if (ch->cmt->num_channels == 1 &&
flag == FLAG_CLOCKSOURCE && (!(ch->flags & FLAG_CLOCKEVENT)))
__sh_cmt_set_next(ch, ch->max_match_value);
out:
raw_spin_unlock_irqrestore(&ch->lock, flags);
@ -606,20 +607,25 @@ static struct sh_cmt_channel *cs_to_sh_cmt(struct clocksource *cs)
static u64 sh_cmt_clocksource_read(struct clocksource *cs)
{
struct sh_cmt_channel *ch = cs_to_sh_cmt(cs);
unsigned long flags;
u32 has_wrapped;
u64 value;
u32 raw;
raw_spin_lock_irqsave(&ch->lock, flags);
value = ch->total_cycles;
raw = sh_cmt_get_counter(ch, &has_wrapped);
if (ch->cmt->num_channels == 1) {
unsigned long flags;
u64 value;
u32 raw;
if (unlikely(has_wrapped))
raw += ch->match_value + 1;
raw_spin_unlock_irqrestore(&ch->lock, flags);
raw_spin_lock_irqsave(&ch->lock, flags);
value = ch->total_cycles;
raw = sh_cmt_get_counter(ch, &has_wrapped);
return value + raw;
if (unlikely(has_wrapped))
raw += ch->match_value + 1;
raw_spin_unlock_irqrestore(&ch->lock, flags);
return value + raw;
}
return sh_cmt_get_counter(ch, &has_wrapped);
}
static int sh_cmt_clocksource_enable(struct clocksource *cs)
@ -682,7 +688,7 @@ static int sh_cmt_register_clocksource(struct sh_cmt_channel *ch,
cs->disable = sh_cmt_clocksource_disable;
cs->suspend = sh_cmt_clocksource_suspend;
cs->resume = sh_cmt_clocksource_resume;
cs->mask = CLOCKSOURCE_MASK(sizeof(u64) * 8);
cs->mask = CLOCKSOURCE_MASK(ch->cmt->info->width);
cs->flags = CLOCK_SOURCE_IS_CONTINUOUS;
dev_info(&ch->cmt->pdev->dev, "ch%u: used as clock source\n",

2
drivers/cpufreq/cpufreq_governor_attr_set.c
View File

@ -77,8 +77,8 @@ unsigned int gov_attr_set_put(struct gov_attr_set *attr_set, struct list_head *l
if (count)
return count;
kobject_put(&attr_set->kobj);
mutex_destroy(&attr_set->update_lock);
kobject_put(&attr_set->kobj);
return 0;
}
EXPORT_SYMBOL_GPL(gov_attr_set_put);

16
drivers/cpufreq/powernv-cpufreq.c
View File

@ -44,6 +44,7 @@
#define MAX_PSTATE_SHIFT 32
#define LPSTATE_SHIFT 48
#define GPSTATE_SHIFT 56
#define MAX_NR_CHIPS 32
#define MAX_RAMP_DOWN_TIME 5120
/*
@ -1011,12 +1012,20 @@ static int init_chip_info(void)
unsigned int *chip;
unsigned int cpu, i;
unsigned int prev_chip_id = UINT_MAX;
cpumask_t *chip_cpu_mask;
int ret = 0;
chip = kcalloc(num_possible_cpus(), sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
/* Allocate a chip cpu mask large enough to fit mask for all chips */
chip_cpu_mask = kcalloc(MAX_NR_CHIPS, sizeof(cpumask_t), GFP_KERNEL);
if (!chip_cpu_mask) {
ret = -ENOMEM;
goto free_and_return;
}
for_each_possible_cpu(cpu) {
unsigned int id = cpu_to_chip_id(cpu);
@ -1024,22 +1033,25 @@ static int init_chip_info(void)
prev_chip_id = id;
chip[nr_chips++] = id;
}
cpumask_set_cpu(cpu, &chip_cpu_mask[nr_chips-1]);
}
chips = kcalloc(nr_chips, sizeof(struct chip), GFP_KERNEL);
if (!chips) {
ret = -ENOMEM;
goto free_and_return;
goto out_free_chip_cpu_mask;
}
for (i = 0; i < nr_chips; i++) {
chips[i].id = chip[i];
cpumask_copy(&chips[i].mask, cpumask_of_node(chip[i]));
cpumask_copy(&chips[i].mask, &chip_cpu_mask[i]);
INIT_WORK(&chips[i].throttle, powernv_cpufreq_work_fn);
for_each_cpu(cpu, &chips[i].mask)
per_cpu(chip_info, cpu) = &chips[i];
}
out_free_chip_cpu_mask:
kfree(chip_cpu_mask);
free_and_return:
kfree(chip);
return ret;

14
drivers/crypto/ccp/ccp-ops.c
View File

@ -783,7 +783,7 @@ ccp_run_aes_gcm_cmd(struct ccp_cmd_queue *cmd_q, struct ccp_cmd *cmd)
in_place ? DMA_BIDIRECTIONAL
: DMA_TO_DEVICE);
if (ret)
goto e_ctx;
goto e_aad;
if (in_place) {
dst = src;
@ -868,7 +868,7 @@ ccp_run_aes_gcm_cmd(struct ccp_cmd_queue *cmd_q, struct ccp_cmd *cmd)
op.u.aes.size = 0;
ret = cmd_q->ccp->vdata->perform->aes(&op);
if (ret)
goto e_dst;
goto e_final_wa;
if (aes->action == CCP_AES_ACTION_ENCRYPT) {
/* Put the ciphered tag after the ciphertext. */
@ -878,17 +878,19 @@ ccp_run_aes_gcm_cmd(struct ccp_cmd_queue *cmd_q, struct ccp_cmd *cmd)
ret = ccp_init_dm_workarea(&tag, cmd_q, authsize,
DMA_BIDIRECTIONAL);
if (ret)
goto e_tag;
goto e_final_wa;
ret = ccp_set_dm_area(&tag, 0, p_tag, 0, authsize);
if (ret)
goto e_tag;
if (ret) {
ccp_dm_free(&tag);
goto e_final_wa;
}
ret = crypto_memneq(tag.address, final_wa.address,
authsize) ? -EBADMSG : 0;
ccp_dm_free(&tag);
}
e_tag:
e_final_wa:
ccp_dm_free(&final_wa);
e_dst:

81
drivers/crypto/mxs-dcp.c
View File

@ -167,15 +167,19 @@ static struct dcp *global_sdcp;
static int mxs_dcp_start_dma(struct dcp_async_ctx *actx)
{
int dma_err;
struct dcp *sdcp = global_sdcp;
const int chan = actx->chan;
uint32_t stat;
unsigned long ret;
struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];
dma_addr_t desc_phys = dma_map_single(sdcp->dev, desc, sizeof(*desc),
DMA_TO_DEVICE);
dma_err = dma_mapping_error(sdcp->dev, desc_phys);
if (dma_err)
return dma_err;
reinit_completion(&sdcp->completion[chan]);
/* Clear status register. */
@ -213,18 +217,29 @@ static int mxs_dcp_start_dma(struct dcp_async_ctx *actx)
static int mxs_dcp_run_aes(struct dcp_async_ctx *actx,
struct ablkcipher_request *req, int init)
{
dma_addr_t key_phys, src_phys, dst_phys;
struct dcp *sdcp = global_sdcp;
struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];
struct dcp_aes_req_ctx *rctx = ablkcipher_request_ctx(req);
int ret;
dma_addr_t key_phys = dma_map_single(sdcp->dev, sdcp->coh->aes_key,
2 * AES_KEYSIZE_128,
DMA_TO_DEVICE);
dma_addr_t src_phys = dma_map_single(sdcp->dev, sdcp->coh->aes_in_buf,
DCP_BUF_SZ, DMA_TO_DEVICE);
dma_addr_t dst_phys = dma_map_single(sdcp->dev, sdcp->coh->aes_out_buf,
DCP_BUF_SZ, DMA_FROM_DEVICE);
key_phys = dma_map_single(sdcp->dev, sdcp->coh->aes_key,
2 * AES_KEYSIZE_128, DMA_TO_DEVICE);
ret = dma_mapping_error(sdcp->dev, key_phys);
if (ret)
return ret;
src_phys = dma_map_single(sdcp->dev, sdcp->coh->aes_in_buf,
DCP_BUF_SZ, DMA_TO_DEVICE);
ret = dma_mapping_error(sdcp->dev, src_phys);
if (ret)
goto err_src;
dst_phys = dma_map_single(sdcp->dev, sdcp->coh->aes_out_buf,
DCP_BUF_SZ, DMA_FROM_DEVICE);
ret = dma_mapping_error(sdcp->dev, dst_phys);
if (ret)
goto err_dst;
if (actx->fill % AES_BLOCK_SIZE) {
dev_err(sdcp->dev, "Invalid block size!\n");
@ -262,10 +277,12 @@ static int mxs_dcp_run_aes(struct dcp_async_ctx *actx,
ret = mxs_dcp_start_dma(actx);
aes_done_run:
dma_unmap_single(sdcp->dev, dst_phys, DCP_BUF_SZ, DMA_FROM_DEVICE);
err_dst:
dma_unmap_single(sdcp->dev, src_phys, DCP_BUF_SZ, DMA_TO_DEVICE);
err_src:
dma_unmap_single(sdcp->dev, key_phys, 2 * AES_KEYSIZE_128,
DMA_TO_DEVICE);
dma_unmap_single(sdcp->dev, src_phys, DCP_BUF_SZ, DMA_TO_DEVICE);
dma_unmap_single(sdcp->dev, dst_phys, DCP_BUF_SZ, DMA_FROM_DEVICE);
return ret;
}
@ -280,21 +297,20 @@ static int mxs_dcp_aes_block_crypt(struct crypto_async_request *arq)
struct scatterlist *dst = req->dst;
struct scatterlist *src = req->src;
const int nents = sg_nents(req->src);
int dst_nents = sg_nents(dst);
const int out_off = DCP_BUF_SZ;
uint8_t *in_buf = sdcp->coh->aes_in_buf;
uint8_t *out_buf = sdcp->coh->aes_out_buf;
uint8_t *out_tmp, *src_buf, *dst_buf = NULL;
uint32_t dst_off = 0;
uint8_t *src_buf = NULL;
uint32_t last_out_len = 0;
uint8_t *key = sdcp->coh->aes_key;
int ret = 0;
int split = 0;
unsigned int i, len, clen, rem = 0, tlen = 0;
unsigned int i, len, clen, tlen = 0;
int init = 0;
bool limit_hit = false;
@ -312,7 +328,7 @@ static int mxs_dcp_aes_block_crypt(struct crypto_async_request *arq)
memset(key + AES_KEYSIZE_128, 0, AES_KEYSIZE_128);
}
for_each_sg(req->src, src, nents, i) {
for_each_sg(req->src, src, sg_nents(src), i) {
src_buf = sg_virt(src);
len = sg_dma_len(src);
tlen += len;
@ -337,34 +353,17 @@ static int mxs_dcp_aes_block_crypt(struct crypto_async_request *arq)
* submit the buffer.
*/
if (actx->fill == out_off || sg_is_last(src) ||
limit_hit) {
limit_hit) {
ret = mxs_dcp_run_aes(actx, req, init);
if (ret)
return ret;
init = 0;
out_tmp = out_buf;
sg_pcopy_from_buffer(dst, dst_nents, out_buf,
actx->fill, dst_off);
dst_off += actx->fill;
last_out_len = actx->fill;
while (dst && actx->fill) {
if (!split) {
dst_buf = sg_virt(dst);
dst_off = 0;
}
rem = min(sg_dma_len(dst) - dst_off,
actx->fill);
memcpy(dst_buf + dst_off, out_tmp, rem);
out_tmp += rem;
dst_off += rem;
actx->fill -= rem;
if (dst_off == sg_dma_len(dst)) {
dst = sg_next(dst);
split = 0;
} else {
split = 1;
}
}
actx->fill = 0;
}
} while (len);
@ -565,6 +564,10 @@ static int mxs_dcp_run_sha(struct ahash_request *req)
dma_addr_t buf_phys = dma_map_single(sdcp->dev, sdcp->coh->sha_in_buf,
DCP_BUF_SZ, DMA_TO_DEVICE);
ret = dma_mapping_error(sdcp->dev, buf_phys);
if (ret)
return ret;
/* Fill in the DMA descriptor. */
desc->control0 = MXS_DCP_CONTROL0_DECR_SEMAPHORE |
MXS_DCP_CONTROL0_INTERRUPT |
@ -597,6 +600,10 @@ static int mxs_dcp_run_sha(struct ahash_request *req)
if (rctx->fini) {
digest_phys = dma_map_single(sdcp->dev, sdcp->coh->sha_out_buf,
DCP_SHA_PAY_SZ, DMA_FROM_DEVICE);
ret = dma_mapping_error(sdcp->dev, digest_phys);
if (ret)
goto done_run;
desc->control0 |= MXS_DCP_CONTROL0_HASH_TERM;
desc->payload = digest_phys;
}

2
drivers/crypto/omap-sham.c
View File

@ -1746,7 +1746,7 @@ static void omap_sham_done_task(unsigned long data)
if (test_and_clear_bit(FLAGS_OUTPUT_READY, &dd->flags))
goto finish;
} else if (test_bit(FLAGS_DMA_READY, &dd->flags)) {
if (test_and_clear_bit(FLAGS_DMA_ACTIVE, &dd->flags)) {
if (test_bit(FLAGS_DMA_ACTIVE, &dd->flags)) {
omap_sham_update_dma_stop(dd);
if (dd->err) {
err = dd->err;

4
drivers/crypto/qat/qat_c3xxxvf/adf_c3xxxvf_hw_data.c
View File

@ -123,10 +123,10 @@ void adf_init_hw_data_c3xxxiov(struct adf_hw_device_data *hw_data)
hw_data->enable_error_correction = adf_vf_void_noop;
hw_data->init_admin_comms = adf_vf_int_noop;
hw_data->exit_admin_comms = adf_vf_void_noop;
hw_data->send_admin_init = adf_vf2pf_init;
hw_data->send_admin_init = adf_vf2pf_notify_init;
hw_data->init_arb = adf_vf_int_noop;
hw_data->exit_arb = adf_vf_void_noop;
hw_data->disable_iov = adf_vf2pf_shutdown;
hw_data->disable_iov = adf_vf2pf_notify_shutdown;
hw_data->get_accel_mask = get_accel_mask;
hw_data->get_ae_mask = get_ae_mask;
hw_data->get_num_accels = get_num_accels;

4
drivers/crypto/qat/qat_c62xvf/adf_c62xvf_hw_data.c
View File

@ -123,10 +123,10 @@ void adf_init_hw_data_c62xiov(struct adf_hw_device_data *hw_data)
hw_data->enable_error_correction = adf_vf_void_noop;
hw_data->init_admin_comms = adf_vf_int_noop;
hw_data->exit_admin_comms = adf_vf_void_noop;
hw_data->send_admin_init = adf_vf2pf_init;
hw_data->send_admin_init = adf_vf2pf_notify_init;
hw_data->init_arb = adf_vf_int_noop;
hw_data->exit_arb = adf_vf_void_noop;
hw_data->disable_iov = adf_vf2pf_shutdown;
hw_data->disable_iov = adf_vf2pf_notify_shutdown;
hw_data->get_accel_mask = get_accel_mask;
hw_data->get_ae_mask = get_ae_mask;
hw_data->get_num_accels = get_num_accels;

8
drivers/crypto/qat/qat_common/adf_common_drv.h
View File

@ -239,8 +239,8 @@ void adf_enable_vf2pf_interrupts(struct adf_accel_dev *accel_dev,
void adf_enable_pf2vf_interrupts(struct adf_accel_dev *accel_dev);
void adf_disable_pf2vf_interrupts(struct adf_accel_dev *accel_dev);
int adf_vf2pf_init(struct adf_accel_dev *accel_dev);
void adf_vf2pf_shutdown(struct adf_accel_dev *accel_dev);
int adf_vf2pf_notify_init(struct adf_accel_dev *accel_dev);
void adf_vf2pf_notify_shutdown(struct adf_accel_dev *accel_dev);
int adf_init_pf_wq(void);
void adf_exit_pf_wq(void);
int adf_init_vf_wq(void);
@ -263,12 +263,12 @@ static inline void adf_disable_pf2vf_interrupts(struct adf_accel_dev *accel_dev)
{
}
static inline int adf_vf2pf_init(struct adf_accel_dev *accel_dev)
static inline int adf_vf2pf_notify_init(struct adf_accel_dev *accel_dev)
{
return 0;
}
static inline void adf_vf2pf_shutdown(struct adf_accel_dev *accel_dev)
static inline void adf_vf2pf_notify_shutdown(struct adf_accel_dev *accel_dev)
{
}

5
drivers/crypto/qat/qat_common/adf_init.c
View File

@ -105,6 +105,7 @@ int adf_dev_init(struct adf_accel_dev *accel_dev)
struct service_hndl *service;
struct list_head *list_itr;
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
int ret;
if (!hw_data) {
dev_err(&GET_DEV(accel_dev),
@ -171,9 +172,9 @@ int adf_dev_init(struct adf_accel_dev *accel_dev)
}
hw_data->enable_error_correction(accel_dev);
hw_data->enable_vf2pf_comms(accel_dev);
ret = hw_data->enable_vf2pf_comms(accel_dev);
return 0;
return ret;
}
EXPORT_SYMBOL_GPL(adf_dev_init);

7
drivers/crypto/qat/qat_common/adf_isr.c
View File

@ -59,6 +59,8 @@
#include "adf_transport_access_macros.h"
#include "adf_transport_internal.h"
#define ADF_MAX_NUM_VFS 32
static int adf_enable_msix(struct adf_accel_dev *accel_dev)
{
struct adf_accel_pci *pci_dev_info = &accel_dev->accel_pci_dev;
@ -111,7 +113,7 @@ static irqreturn_t adf_msix_isr_ae(int irq, void *dev_ptr)
struct adf_bar *pmisc =
&GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)];
void __iomem *pmisc_bar_addr = pmisc->virt_addr;
u32 vf_mask;
unsigned long vf_mask;
/* Get the interrupt sources triggered by VFs */
vf_mask = ((ADF_CSR_RD(pmisc_bar_addr, ADF_ERRSOU5) &
@ -132,8 +134,7 @@ static irqreturn_t adf_msix_isr_ae(int irq, void *dev_ptr)
* unless the VF is malicious and is attempting to
* flood the host OS with VF2PF interrupts.
*/
for_each_set_bit(i, (const unsigned long *)&vf_mask,
(sizeof(vf_mask) * BITS_PER_BYTE)) {
for_each_set_bit(i, &vf_mask, ADF_MAX_NUM_VFS) {
vf_info = accel_dev->pf.vf_info + i;
if (!__ratelimit(&vf_info->vf2pf_ratelimit)) {

3
drivers/crypto/qat/qat_common/adf_pf2vf_msg.c
View File

@ -231,7 +231,6 @@ int adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr)
return ret;
}
EXPORT_SYMBOL_GPL(adf_iov_putmsg);
void adf_vf2pf_req_hndl(struct adf_accel_vf_info *vf_info)
{
@ -361,6 +360,8 @@ static int adf_vf2pf_request_version(struct adf_accel_dev *accel_dev)
msg |= ADF_PFVF_COMPATIBILITY_VERSION << ADF_VF2PF_COMPAT_VER_REQ_SHIFT;
BUILD_BUG_ON(ADF_PFVF_COMPATIBILITY_VERSION > 255);
reinit_completion(&accel_dev->vf.iov_msg_completion);
/* Send request from VF to PF */
ret = adf_iov_putmsg(accel_dev, msg, 0);
if (ret) {

12
drivers/crypto/qat/qat_common/adf_vf2pf_msg.c
View File

@ -49,14 +49,14 @@
#include "adf_pf2vf_msg.h"
/**
* adf_vf2pf_init() - send init msg to PF
* adf_vf2pf_notify_init() - send init msg to PF
* @accel_dev: Pointer to acceleration VF device.
*
* Function sends an init messge from the VF to a PF
*
* Return: 0 on success, error code otherwise.
*/
int adf_vf2pf_init(struct adf_accel_dev *accel_dev)
int adf_vf2pf_notify_init(struct adf_accel_dev *accel_dev)
{
u32 msg = (ADF_VF2PF_MSGORIGIN_SYSTEM |
(ADF_VF2PF_MSGTYPE_INIT << ADF_VF2PF_MSGTYPE_SHIFT));
@ -69,17 +69,17 @@ int adf_vf2pf_init(struct adf_accel_dev *accel_dev)
set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);
return 0;
}
EXPORT_SYMBOL_GPL(adf_vf2pf_init);
EXPORT_SYMBOL_GPL(adf_vf2pf_notify_init);
/**
* adf_vf2pf_shutdown() - send shutdown msg to PF
* adf_vf2pf_notify_shutdown() - send shutdown msg to PF
* @accel_dev: Pointer to acceleration VF device.
*
* Function sends a shutdown messge from the VF to a PF
*
* Return: void
*/
void adf_vf2pf_shutdown(struct adf_accel_dev *accel_dev)
void adf_vf2pf_notify_shutdown(struct adf_accel_dev *accel_dev)
{
u32 msg = (ADF_VF2PF_MSGORIGIN_SYSTEM |
(ADF_VF2PF_MSGTYPE_SHUTDOWN << ADF_VF2PF_MSGTYPE_SHIFT));
@ -89,4 +89,4 @@ void adf_vf2pf_shutdown(struct adf_accel_dev *accel_dev)
dev_err(&GET_DEV(accel_dev),
"Failed to send Shutdown event to PF\n");
}
EXPORT_SYMBOL_GPL(adf_vf2pf_shutdown);
EXPORT_SYMBOL_GPL(adf_vf2pf_notify_shutdown);

7
drivers/crypto/qat/qat_common/adf_vf_isr.c
View File

@ -203,6 +203,7 @@ static irqreturn_t adf_isr(int irq, void *privdata)
struct adf_bar *pmisc =
&GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)];
void __iomem *pmisc_bar_addr = pmisc->virt_addr;
bool handled = false;
u32 v_int;
/* Read VF INT source CSR to determine the source of VF interrupt */
@ -215,7 +216,7 @@ static irqreturn_t adf_isr(int irq, void *privdata)
/* Schedule tasklet to handle interrupt BH */
tasklet_hi_schedule(&accel_dev->vf.pf2vf_bh_tasklet);
return IRQ_HANDLED;
handled = true;
}
/* Check bundle interrupt */
@ -227,10 +228,10 @@ static irqreturn_t adf_isr(int irq, void *privdata)
WRITE_CSR_INT_FLAG_AND_COL(bank->csr_addr, bank->bank_number,
0);
tasklet_hi_schedule(&bank->resp_handler);
return IRQ_HANDLED;
handled = true;
}
return IRQ_NONE;
return handled ? IRQ_HANDLED : IRQ_NONE;
}
static int adf_request_msi_irq(struct adf_accel_dev *accel_dev)

4
drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c
View File

@ -123,10 +123,10 @@ void adf_init_hw_data_dh895xcciov(struct adf_hw_device_data *hw_data)
hw_data->enable_error_correction = adf_vf_void_noop;
hw_data->init_admin_comms = adf_vf_int_noop;
hw_data->exit_admin_comms = adf_vf_void_noop;
hw_data->send_admin_init = adf_vf2pf_init;
hw_data->send_admin_init = adf_vf2pf_notify_init;
hw_data->init_arb = adf_vf_int_noop;
hw_data->exit_arb = adf_vf_void_noop;
hw_data->disable_iov = adf_vf2pf_shutdown;
hw_data->disable_iov = adf_vf2pf_notify_shutdown;
hw_data->get_accel_mask = get_accel_mask;
hw_data->get_ae_mask = get_ae_mask;
hw_data->get_num_accels = get_num_accels;

4
drivers/crypto/talitos.c
View File

@ -816,7 +816,11 @@ static void talitos_unregister_rng(struct device *dev)
* HMAC_SNOOP_NO_AFEA (HSNA) instead of type IPSEC_ESP
*/
#define TALITOS_CRA_PRIORITY_AEAD_HSNA (TALITOS_CRA_PRIORITY - 1)
#ifdef CONFIG_CRYPTO_DEV_TALITOS2
#define TALITOS_MAX_KEY_SIZE (AES_MAX_KEY_SIZE + SHA512_BLOCK_SIZE)
#else
#define TALITOS_MAX_KEY_SIZE (AES_MAX_KEY_SIZE + SHA256_BLOCK_SIZE)
#endif
#define TALITOS_MAX_IV_LENGTH 16 /* max of AES_BLOCK_SIZE, DES3_EDE_BLOCK_SIZE */
struct talitos_ctx {

2
drivers/dma/Kconfig
View File

@ -273,7 +273,7 @@ config INTEL_IDMA64
config INTEL_IOATDMA
tristate "Intel I/OAT DMA support"
depends on PCI && X86_64
depends on PCI && X86_64 && !UML
select DMA_ENGINE
select DMA_ENGINE_RAID
select DCA

10
drivers/dma/acpi-dma.c
View File

@ -72,10 +72,14 @@ static int acpi_dma_parse_resource_group(const struct acpi_csrt_group *grp,
si = (const struct acpi_csrt_shared_info *)&grp[1];
/* Match device by MMIO and IRQ */
/* Match device by MMIO */
if (si->mmio_base_low != lower_32_bits(mem) ||
si->mmio_base_high != upper_32_bits(mem) ||
si->gsi_interrupt != irq)
si->mmio_base_high != upper_32_bits(mem))
return 0;
/* Match device by Linux vIRQ */
ret = acpi_register_gsi(NULL, si->gsi_interrupt, si->interrupt_mode, si->interrupt_polarity);
if (ret != irq)
return 0;
dev_dbg(&adev->dev, "matches with %.4s%04X (rev %u)\n",

2
drivers/dma/xilinx/xilinx_dma.c
View File

@ -2585,7 +2585,7 @@ static int xilinx_dma_probe(struct platform_device *pdev)
xdev->ext_addr = false;
/* Set the dma mask bits */
dma_set_mask(xdev->dev, DMA_BIT_MASK(addr_width));
dma_set_mask_and_coherent(xdev->dev, DMA_BIT_MASK(addr_width));
/* Initialize the DMA engine */
xdev->common.dev = &pdev->dev;

2
drivers/edac/synopsys_edac.c
View File

@ -371,7 +371,7 @@ static int synps_edac_init_csrows(struct mem_ctl_info *mci)
for (j = 0; j < csi->nr_channels; j++) {
dimm = csi->channels[j]->dimm;
dimm->edac_mode = EDAC_FLAG_SECDED;
dimm->edac_mode = EDAC_SECDED;
dimm->mtype = synps_edac_get_mtype(priv->baseaddr);
dimm->nr_pages = (size >> PAGE_SHIFT) / csi->nr_channels;
dimm->grain = SYNPS_EDAC_ERR_GRAIN;

2
drivers/gpu/drm/amd/amdgpu/amdgpu_i2c.c
View File

@ -338,7 +338,7 @@ static void amdgpu_i2c_put_byte(struct amdgpu_i2c_chan *i2c_bus,
void
amdgpu_i2c_router_select_ddc_port(const struct amdgpu_connector *amdgpu_connector)
{
u8 val;
u8 val = 0;
if (!amdgpu_connector->router.ddc_valid)
return;

6
drivers/gpu/drm/msm/dsi/dsi.c
View File

@ -34,8 +34,10 @@ static int dsi_get_phy(struct msm_dsi *msm_dsi)
}
phy_pdev = of_find_device_by_node(phy_node);
if (phy_pdev)
if (phy_pdev) {
msm_dsi->phy = platform_get_drvdata(phy_pdev);
msm_dsi->phy_dev = &phy_pdev->dev;
}
of_node_put(phy_node);
@ -44,8 +46,6 @@ static int dsi_get_phy(struct msm_dsi *msm_dsi)
return -EPROBE_DEFER;
}
msm_dsi->phy_dev = get_device(&phy_pdev->dev);
return 0;
}

2
drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.c
View File

@ -57,7 +57,7 @@ nvkm_control_mthd_pstate_info(struct nvkm_control *ctrl, void *data, u32 size)
args->v0.count = 0;
args->v0.ustate_ac = NVIF_CONTROL_PSTATE_INFO_V0_USTATE_DISABLE;
args->v0.ustate_dc = NVIF_CONTROL_PSTATE_INFO_V0_USTATE_DISABLE;
args->v0.pwrsrc = -ENOSYS;
args->v0.pwrsrc = -ENODEV;
args->v0.pstate = NVIF_CONTROL_PSTATE_INFO_V0_PSTATE_UNKNOWN;
}

13
drivers/hid/hid-betopff.c
View File

@ -59,15 +59,22 @@ static int betopff_init(struct hid_device *hid)
{
struct betopff_device *betopff;
struct hid_report *report;
struct hid_input *hidinput =
list_first_entry(&hid->inputs, struct hid_input, list);
struct hid_input *hidinput;
struct list_head *report_list =
&hid->report_enum[HID_OUTPUT_REPORT].report_list;
struct input_dev *dev = hidinput->input;
struct input_dev *dev;
int field_count = 0;
int error;
int i, j;
if (list_empty(&hid->inputs)) {
hid_err(hid, "no inputs found\n");
return -ENODEV;
}
hidinput = list_first_entry(&hid->inputs, struct hid_input, list);
dev = hidinput->input;
if (list_empty(report_list)) {
hid_err(hid, "no output reports found\n");
return -ENODEV;

2
drivers/hid/hid-input.c
View File

@ -425,8 +425,6 @@ static int hidinput_get_battery_property(struct power_supply *psy,
if (dev->battery_status == HID_BATTERY_UNKNOWN)
val->intval = POWER_SUPPLY_STATUS_UNKNOWN;
else if (dev->battery_capacity == 100)
val->intval = POWER_SUPPLY_STATUS_FULL;
else
val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
break;

13
drivers/hid/usbhid/hid-core.c
View File

@ -501,7 +501,7 @@ static void hid_ctrl(struct urb *urb)
if (unplug) {
usbhid->ctrltail = usbhid->ctrlhead;
} else {
} else if (usbhid->ctrlhead != usbhid->ctrltail) {
usbhid->ctrltail = (usbhid->ctrltail + 1) & (HID_CONTROL_FIFO_SIZE - 1);
if (usbhid->ctrlhead != usbhid->ctrltail &&
@ -1214,9 +1214,20 @@ static void usbhid_stop(struct hid_device *hid)
mutex_lock(&usbhid->mutex);
clear_bit(HID_STARTED, &usbhid->iofl);
spin_lock_irq(&usbhid->lock); /* Sync with error and led handlers */
set_bit(HID_DISCONNECTED, &usbhid->iofl);
while (usbhid->ctrltail != usbhid->ctrlhead) {
if (usbhid->ctrl[usbhid->ctrltail].dir == USB_DIR_OUT) {
kfree(usbhid->ctrl[usbhid->ctrltail].raw_report);
usbhid->ctrl[usbhid->ctrltail].raw_report = NULL;
}
usbhid->ctrltail = (usbhid->ctrltail + 1) &
(HID_CONTROL_FIFO_SIZE - 1);
}
spin_unlock_irq(&usbhid->lock);
usb_kill_urb(usbhid->urbin);
usb_kill_urb(usbhid->urbout);
usb_kill_urb(usbhid->urbctrl);

24
drivers/hwmon/tmp421.c
View File

@ -109,23 +109,17 @@ struct tmp421_data {
s16 temp[4];
};
static int temp_from_s16(s16 reg)
static int temp_from_raw(u16 reg, bool extended)
{
/* Mask out status bits */
int temp = reg & ~0xf;
return (temp * 1000 + 128) / 256;
}
if (extended)
temp = temp - 64 * 256;
else
temp = (s16)temp;
static int temp_from_u16(u16 reg)
{
/* Mask out status bits */
int temp = reg & ~0xf;
/* Add offset for extended temperature range. */
temp -= 64 * 256;
return (temp * 1000 + 128) / 256;
return DIV_ROUND_CLOSEST(temp * 1000, 256);
}
static struct tmp421_data *tmp421_update_device(struct device *dev)
@ -162,10 +156,8 @@ static int tmp421_read(struct device *dev, enum hwmon_sensor_types type,
switch (attr) {
case hwmon_temp_input:
if (tmp421->config & TMP421_CONFIG_RANGE)
*val = temp_from_u16(tmp421->temp[channel]);
else
*val = temp_from_s16(tmp421->temp[channel]);
*val = temp_from_raw(tmp421->temp[channel],
tmp421->config & TMP421_CONFIG_RANGE);
return 0;
case hwmon_temp_fault:
/*

2
drivers/i2c/busses/i2c-highlander.c
View File

@ -382,7 +382,7 @@ static int highlander_i2c_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, dev);
dev->irq = platform_get_irq(pdev, 0);
if (iic_force_poll)
if (dev->irq < 0 || iic_force_poll)
dev->irq = 0;
if (dev->irq) {

6
drivers/i2c/busses/i2c-iop3xx.c
View File

@ -456,16 +456,14 @@ iop3xx_i2c_probe(struct platform_device *pdev)
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
ret = -ENXIO;
ret = irq;
goto unmap;
}
ret = request_irq(irq, iop3xx_i2c_irq_handler, 0,
pdev->name, adapter_data);
if (ret) {
ret = -EIO;
if (ret)
goto unmap;
}
memcpy(new_adapter->name, pdev->name, strlen(pdev->name));
new_adapter->owner = THIS_MODULE;

2
drivers/i2c/busses/i2c-mt65xx.c
View File

@ -801,7 +801,7 @@ static int mtk_i2c_probe(struct platform_device *pdev)
return PTR_ERR(i2c->pdmabase);
irq = platform_get_irq(pdev, 0);
if (irq <= 0)
if (irq < 0)
return irq;
init_completion(&i2c->msg_complete);

2
drivers/i2c/busses/i2c-s3c2410.c
View File

@ -1181,7 +1181,7 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
*/
if (!(i2c->quirks & QUIRK_POLL)) {
i2c->irq = ret = platform_get_irq(pdev, 0);
if (ret <= 0) {
if (ret < 0) {
dev_err(&pdev->dev, "cannot find IRQ\n");
clk_unprepare(i2c->clk);
return ret;

18
drivers/iio/dac/ad5624r_spi.c
View File

@ -231,7 +231,7 @@ static int ad5624r_probe(struct spi_device *spi)
if (!indio_dev)
return -ENOMEM;
st = iio_priv(indio_dev);
st->reg = devm_regulator_get(&spi->dev, "vcc");
st->reg = devm_regulator_get_optional(&spi->dev, "vref");
if (!IS_ERR(st->reg)) {
ret = regulator_enable(st->reg);
if (ret)
@ -242,6 +242,22 @@ static int ad5624r_probe(struct spi_device *spi)
goto error_disable_reg;
voltage_uv = ret;
} else {
if (PTR_ERR(st->reg) != -ENODEV)
return PTR_ERR(st->reg);
/* Backwards compatibility. This naming is not correct */
st->reg = devm_regulator_get_optional(&spi->dev, "vcc");
if (!IS_ERR(st->reg)) {
ret = regulator_enable(st->reg);
if (ret)
return ret;
ret = regulator_get_voltage(st->reg);
if (ret < 0)
goto error_disable_reg;
voltage_uv = ret;
}
}
spi_set_drvdata(spi, indio_dev);

19
drivers/infiniband/core/iwcm.c
View File

@ -1176,29 +1176,34 @@ static int __init iw_cm_init(void)
ret = iwpm_init(RDMA_NL_IWCM);
if (ret)
pr_err("iw_cm: couldn't init iwpm\n");
else
rdma_nl_register(RDMA_NL_IWCM, iwcm_nl_cb_table);
return ret;
iwcm_wq = alloc_ordered_workqueue("iw_cm_wq", 0);
if (!iwcm_wq)
return -ENOMEM;
goto err_alloc;
iwcm_ctl_table_hdr = register_net_sysctl(&init_net, "net/iw_cm",
iwcm_ctl_table);
if (!iwcm_ctl_table_hdr) {
pr_err("iw_cm: couldn't register sysctl paths\n");
destroy_workqueue(iwcm_wq);
return -ENOMEM;
goto err_sysctl;
}
rdma_nl_register(RDMA_NL_IWCM, iwcm_nl_cb_table);
return 0;
err_sysctl:
destroy_workqueue(iwcm_wq);
err_alloc:
iwpm_exit(RDMA_NL_IWCM);
return -ENOMEM;
}
static void __exit iw_cm_cleanup(void)
{
rdma_nl_unregister(RDMA_NL_IWCM);
unregister_net_sysctl_table(iwcm_ctl_table_hdr);
destroy_workqueue(iwcm_wq);
rdma_nl_unregister(RDMA_NL_IWCM);
iwpm_exit(RDMA_NL_IWCM);
}

63
drivers/ipack/devices/ipoctal.c
View File

@ -38,6 +38,7 @@ struct ipoctal_channel {
unsigned int pointer_read;
unsigned int pointer_write;
struct tty_port tty_port;
bool tty_registered;
union scc2698_channel __iomem *regs;
union scc2698_block __iomem *block_regs;
unsigned int board_id;
@ -86,22 +87,34 @@ static int ipoctal_port_activate(struct tty_port *port, struct tty_struct *tty)
return 0;
}
static int ipoctal_open(struct tty_struct *tty, struct file *file)
static int ipoctal_install(struct tty_driver *driver, struct tty_struct *tty)
{
struct ipoctal_channel *channel = dev_get_drvdata(tty->dev);
struct ipoctal *ipoctal = chan_to_ipoctal(channel, tty->index);
int err;
tty->driver_data = channel;
int res;
if (!ipack_get_carrier(ipoctal->dev))
return -EBUSY;
err = tty_port_open(&channel->tty_port, tty, file);
if (err)
ipack_put_carrier(ipoctal->dev);
res = tty_standard_install(driver, tty);
if (res)
goto err_put_carrier;
return err;
tty->driver_data = channel;
return 0;
err_put_carrier:
ipack_put_carrier(ipoctal->dev);
return res;
}
static int ipoctal_open(struct tty_struct *tty, struct file *file)
{
struct ipoctal_channel *channel = tty->driver_data;
return tty_port_open(&channel->tty_port, tty, file);
}
static void ipoctal_reset_stats(struct ipoctal_stats *stats)
@ -269,7 +282,6 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
int res;
int i;
struct tty_driver *tty;
char name[20];
struct ipoctal_channel *channel;
struct ipack_region *region;
void __iomem *addr;
@ -360,8 +372,11 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
/* Fill struct tty_driver with ipoctal data */
tty->owner = THIS_MODULE;
tty->driver_name = KBUILD_MODNAME;
sprintf(name, KBUILD_MODNAME ".%d.%d.", bus_nr, slot);
tty->name = name;
tty->name = kasprintf(GFP_KERNEL, KBUILD_MODNAME ".%d.%d.", bus_nr, slot);
if (!tty->name) {
res = -ENOMEM;
goto err_put_driver;
}
tty->major = 0;
tty->minor_start = 0;
@ -377,8 +392,7 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
res = tty_register_driver(tty);
if (res) {
dev_err(&ipoctal->dev->dev, "Can't register tty driver.\n");
put_tty_driver(tty);
return res;
goto err_free_name;
}
/* Save struct tty_driver for use it when uninstalling the device */
@ -389,7 +403,9 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
channel = &ipoctal->channel[i];
tty_port_init(&channel->tty_port);
tty_port_alloc_xmit_buf(&channel->tty_port);
res = tty_port_alloc_xmit_buf(&channel->tty_port);
if (res)
continue;
channel->tty_port.ops = &ipoctal_tty_port_ops;
ipoctal_reset_stats(&channel->stats);
@ -397,13 +413,15 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
spin_lock_init(&channel->lock);
channel->pointer_read = 0;
channel->pointer_write = 0;
tty_dev = tty_port_register_device(&channel->tty_port, tty, i, NULL);
tty_dev = tty_port_register_device_attr(&channel->tty_port, tty,
i, NULL, channel, NULL);
if (IS_ERR(tty_dev)) {
dev_err(&ipoctal->dev->dev, "Failed to register tty device.\n");
tty_port_free_xmit_buf(&channel->tty_port);
tty_port_destroy(&channel->tty_port);
continue;
}
dev_set_drvdata(tty_dev, channel);
channel->tty_registered = true;
}
/*
@ -415,6 +433,13 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
ipoctal_irq_handler, ipoctal);
return 0;
err_free_name:
kfree(tty->name);
err_put_driver:
put_tty_driver(tty);
return res;
}
static inline int ipoctal_copy_write_buffer(struct ipoctal_channel *channel,
@ -655,6 +680,7 @@ static void ipoctal_cleanup(struct tty_struct *tty)
static const struct tty_operations ipoctal_fops = {
.ioctl = NULL,
.install = ipoctal_install,
.open = ipoctal_open,
.close = ipoctal_close,
.write = ipoctal_write_tty,
@ -697,12 +723,17 @@ static void __ipoctal_remove(struct ipoctal *ipoctal)
for (i = 0; i < NR_CHANNELS; i++) {
struct ipoctal_channel *channel = &ipoctal->channel[i];
if (!channel->tty_registered)
continue;
tty_unregister_device(ipoctal->tty_drv, i);
tty_port_free_xmit_buf(&channel->tty_port);
tty_port_destroy(&channel->tty_port);
}
tty_unregister_driver(ipoctal->tty_drv);
kfree(ipoctal->tty_drv->name);
put_tty_driver(ipoctal->tty_drv);
kfree(ipoctal);
}

2
drivers/irqchip/irq-gic-v3-its.c
View File

@ -2730,7 +2730,7 @@ static int its_vpe_irq_domain_alloc(struct irq_domain *domain, unsigned int virq
if (err) {
if (i > 0)
its_vpe_irq_domain_free(domain, virq, i - 1);
its_vpe_irq_domain_free(domain, virq, i);
its_lpi_free_chunks(bitmap, base, nr_ids);
its_free_prop_table(vprop_page);

12
drivers/mcb/mcb-core.c
View File

@ -280,8 +280,8 @@ struct mcb_bus *mcb_alloc_bus(struct device *carrier)
bus_nr = ida_simple_get(&mcb_ida, 0, 0, GFP_KERNEL);
if (bus_nr < 0) {
rc = bus_nr;
goto err_free;
kfree(bus);
return ERR_PTR(bus_nr);
}
bus->bus_nr = bus_nr;
@ -296,12 +296,12 @@ struct mcb_bus *mcb_alloc_bus(struct device *carrier)
dev_set_name(&bus->dev, "mcb:%d", bus_nr);
rc = device_add(&bus->dev);
if (rc)
goto err_free;
goto err_put;
return bus;
err_free:
put_device(carrier);
kfree(bus);
err_put:
put_device(&bus->dev);
return ERR_PTR(rc);
}
EXPORT_SYMBOL_GPL(mcb_alloc_bus);

7
drivers/md/dm-crypt.c
View File

@ -2285,7 +2285,12 @@ static void *crypt_page_alloc(gfp_t gfp_mask, void *pool_data)
struct crypt_config *cc = pool_data;
struct page *page;
if (unlikely(percpu_counter_compare(&cc->n_allocated_pages, dm_crypt_pages_per_client) >= 0) &&
/*
* Note, percpu_counter_read_positive() may over (and under) estimate
* the current usage by at most (batch - 1) * num_online_cpus() pages,
* but avoids potential spinlock contention of an exact result.
*/
if (unlikely(percpu_counter_read_positive(&cc->n_allocated_pages) >= dm_crypt_pages_per_client) &&
likely(gfp_mask & __GFP_NORETRY))
return NULL;

5
drivers/md/md.c
View File

@ -5375,10 +5375,6 @@ static int md_alloc(dev_t dev, char *name)
*/
disk->flags |= GENHD_FL_EXT_DEVT;
mddev->gendisk = disk;
/* As soon as we call add_disk(), another thread could get
* through to md_open, so make sure it doesn't get too far
*/
mutex_lock(&mddev->open_mutex);
add_disk(disk);
error = kobject_init_and_add(&mddev->kobj, &md_ktype,
@ -5394,7 +5390,6 @@ static int md_alloc(dev_t dev, char *name)
if (mddev->kobj.sd &&
sysfs_create_group(&mddev->kobj, &md_bitmap_group))
pr_debug("pointless warning\n");
mutex_unlock(&mddev->open_mutex);
abort:
mutex_unlock(&disks_mutex);
if (!error && mddev->kobj.sd) {

58
drivers/media/dvb-frontends/dib8000.c
View File

@ -2110,32 +2110,55 @@ static void dib8000_load_ana_fe_coefs(struct dib8000_state *state, const s16 *an
dib8000_write_word(state, 117 + mode, ana_fe[mode]);
}
static const u16 lut_prbs_2k[14] = {
0, 0x423, 0x009, 0x5C7, 0x7A6, 0x3D8, 0x527, 0x7FF, 0x79B, 0x3D6, 0x3A2, 0x53B, 0x2F4, 0x213
static const u16 lut_prbs_2k[13] = {
0x423, 0x009, 0x5C7,
0x7A6, 0x3D8, 0x527,
0x7FF, 0x79B, 0x3D6,
0x3A2, 0x53B, 0x2F4,
0x213
};
static const u16 lut_prbs_4k[14] = {
0, 0x208, 0x0C3, 0x7B9, 0x423, 0x5C7, 0x3D8, 0x7FF, 0x3D6, 0x53B, 0x213, 0x029, 0x0D0, 0x48E
static const u16 lut_prbs_4k[13] = {
0x208, 0x0C3, 0x7B9,
0x423, 0x5C7, 0x3D8,
0x7FF, 0x3D6, 0x53B,
0x213, 0x029, 0x0D0,
0x48E
};
static const u16 lut_prbs_8k[14] = {
0, 0x740, 0x069, 0x7DD, 0x208, 0x7B9, 0x5C7, 0x7FF, 0x53B, 0x029, 0x48E, 0x4C4, 0x367, 0x684
static const u16 lut_prbs_8k[13] = {
0x740, 0x069, 0x7DD,
0x208, 0x7B9, 0x5C7,
0x7FF, 0x53B, 0x029,
0x48E, 0x4C4, 0x367,
0x684
};
static u16 dib8000_get_init_prbs(struct dib8000_state *state, u16 subchannel)
{
int sub_channel_prbs_group = 0;
int prbs_group;
sub_channel_prbs_group = (subchannel / 3) + 1;
dprintk("sub_channel_prbs_group = %d , subchannel =%d prbs = 0x%04x\n", sub_channel_prbs_group, subchannel, lut_prbs_8k[sub_channel_prbs_group]);
sub_channel_prbs_group = subchannel / 3;
if (sub_channel_prbs_group >= ARRAY_SIZE(lut_prbs_2k))
return 0;
switch (state->fe[0]->dtv_property_cache.transmission_mode) {
case TRANSMISSION_MODE_2K:
return lut_prbs_2k[sub_channel_prbs_group];
prbs_group = lut_prbs_2k[sub_channel_prbs_group];
break;
case TRANSMISSION_MODE_4K:
return lut_prbs_4k[sub_channel_prbs_group];
prbs_group = lut_prbs_4k[sub_channel_prbs_group];
break;
default:
case TRANSMISSION_MODE_8K:
return lut_prbs_8k[sub_channel_prbs_group];
prbs_group = lut_prbs_8k[sub_channel_prbs_group];
}
dprintk("sub_channel_prbs_group = %d , subchannel =%d prbs = 0x%04x\n",
sub_channel_prbs_group, subchannel, prbs_group);
return prbs_group;
}
static void dib8000_set_13seg_channel(struct dib8000_state *state)
@ -2412,10 +2435,8 @@ static void dib8000_set_isdbt_common_channel(struct dib8000_state *state, u8 seq
/* TSB or ISDBT ? apply it now */
if (c->isdbt_sb_mode) {
dib8000_set_sb_channel(state);
if (c->isdbt_sb_subchannel < 14)
init_prbs = dib8000_get_init_prbs(state, c->isdbt_sb_subchannel);
else
init_prbs = 0;
init_prbs = dib8000_get_init_prbs(state,
c->isdbt_sb_subchannel);
} else {
dib8000_set_13seg_channel(state);
init_prbs = 0xfff;
@ -3007,6 +3028,7 @@ static int dib8000_tune(struct dvb_frontend *fe)
unsigned long *timeout = &state->timeout;
unsigned long now = jiffies;
u16 init_prbs;
#ifdef DIB8000_AGC_FREEZE
u16 agc1, agc2;
#endif
@ -3305,8 +3327,10 @@ static int dib8000_tune(struct dvb_frontend *fe)
break;
case CT_DEMOD_STEP_11: /* 41 : init prbs autosearch */
if (state->subchannel <= 41) {
dib8000_set_subchannel_prbs(state, dib8000_get_init_prbs(state, state->subchannel));
init_prbs = dib8000_get_init_prbs(state, state->subchannel);
if (init_prbs) {
dib8000_set_subchannel_prbs(state, init_prbs);
*tune_state = CT_DEMOD_STEP_9;
} else {
*tune_state = CT_DEMOD_STOP;

2
drivers/media/rc/rc-loopback.c
View File

@ -52,7 +52,7 @@ static int loop_set_tx_mask(struct rc_dev *dev, u32 mask)
if ((mask & (RXMASK_REGULAR | RXMASK_LEARNING)) != mask) {
dprintk("invalid tx mask: %u\n", mask);
return -EINVAL;
return 2;
}
dprintk("setting tx mask: %u\n", mask);

6
drivers/media/usb/dvb-usb/nova-t-usb2.c
View File

@ -133,7 +133,7 @@ static int nova_t_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6])
{
int i;
int i, ret;
u8 b;
mac[0] = 0x00;
@ -142,7 +142,9 @@ static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6])
/* this is a complete guess, but works for my box */
for (i = 136; i < 139; i++) {
dibusb_read_eeprom_byte(d,i, &b);
ret = dibusb_read_eeprom_byte(d, i, &b);
if (ret)
return ret;
mac[5 - (i - 136)] = b;
}

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