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linux/arch/mips/kernel
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Huang Pei bb06748207 MIPS: add missing MSACSR and upper MSA initialization 
In cc97ab235f3f ("MIPS: Simplify FP context initialization), init_fp_ctx
just initialize the fp/msa context, and own_fp_inatomic just restore
FCSR and 64bit FP regs from it, but miss MSACSR and upper MSA regs for
MSA, so MSACSR and MSA upper regs's value from previous task on current
cpu can leak into current task and cause unpredictable behavior when MSA
context not initialized.

Fixes: cc97ab235f3f ("MIPS: Simplify FP context initialization")
Signed-off-by: Huang Pei <huangpei@loongson.cn>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
2020-09-03 12:00:03 +02:00
..
syscalls
all arch: remove system call sys_sysctl
2020-08-14 19:56:56 -07:00
.gitignore
.gitignore: add SPDX License Identifier
2020-03-25 11:50:48 +01:00
asm-offsets.c
MIPS: Remove struct task_struct fpu state when CONFIG_MIPS_FP_SUPPORT=n
2018-11-09 10:23:19 -08:00
binfmt_elfn32.c
y2038: elfcore: Use __kernel_old_timeval for process times
2019-11-15 14:38:29 +01:00
binfmt_elfo32.c
y2038: elfcore: Use __kernel_old_timeval for process times
2019-11-15 14:38:29 +01:00
bmips_5xxx_init.S
MIPS: BCM5xxx: Remove dead init_fpu code
2018-11-08 11:20:57 -08:00
bmips_vec.S
MIPS: BMIPS: Add Whirlwind (BMIPS5200) initialization code
2016-05-09 12:00:01 +02:00
branch.c
MIPS: Use fallthrough for arch/mips
2020-05-07 11:55:47 +02:00
cacheinfo.c
mips: cacheinfo: report shared CPU map
2019-11-26 10:33:08 -08:00
cevt-bcm1480.c
MIPS: Replace setup_irq() by request_irq()
2020-03-05 16:47:35 +01:00
cevt-ds1287.c
MIPS: Replace setup_irq() by request_irq()
2020-03-05 16:47:35 +01:00
cevt-gt641xx.c
MIPS: Replace setup_irq() by request_irq()
2020-03-05 16:47:35 +01:00
cevt-r4k.c
mips: cevt-r4k: Update the r4k-clockevent frequency in sync with CPU
2020-05-22 09:14:32 +02:00
cevt-sb1250.c
MIPS: Replace setup_irq() by request_irq()
2020-03-05 16:47:35 +01:00
cevt-txx9.c
MIPS: Replace setup_irq() by request_irq()
2020-03-05 16:47:35 +01:00
cmpxchg.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
cps-vec-ns16550.S
mips: Add CPS_NS16550_WIDTH config
2020-05-22 09:12:52 +02:00
cps-vec.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
cpu-probe.c
MIPS: handle Loongson-specific GSExc exception
2020-07-31 17:52:47 +02:00
crash_dump.c
mm: remove include/linux/bootmem.h
2018-10-31 08:54:16 -07:00
crash.c
mm: remove include/linux/bootmem.h
2018-10-31 08:54:16 -07:00
csrc-bcm1480.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157
2019-05-30 11:26:37 -07:00
csrc-ioasic.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157
2019-05-30 11:26:37 -07:00
csrc-r4k.c
mips: csrc-r4k: Mark R4K timer as unstable if CPU freq changes
2020-05-22 09:14:06 +02:00
csrc-sb1250.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157
2019-05-30 11:26:37 -07:00
early_printk_8250.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 1
2019-05-21 11:28:39 +02:00
early_printk.c
mips: unify prom_putchar() declarations
2018-07-17 09:40:17 -07:00
elf.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
entry.S
mips: Add MIPS Release 5 support
2020-05-22 09:09:01 +02:00
ftrace.c
MIPS: ftrace: Reword prepare_ftrace_return() comment block
2019-06-11 15:46:21 -07:00
genex.S
MIPS: handle Loongson-specific GSExc exception
2020-07-31 17:52:47 +02:00
gpio_txx9.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
head.S
MIPS: head.S: Init fw_passed_dtb to builtin DTB
2020-07-31 17:48:02 +02:00
i8253.c
MIPS: Replace setup_irq() by request_irq()
2020-03-05 16:47:35 +01:00
idle.c
MIPS: Use fallthrough for arch/mips
2020-05-07 11:55:47 +02:00
irq_txx9.c
MIPS: Whitespace cleanup.
2013-02-01 10:00:22 +01:00
irq-gt641xx.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 1
2019-05-21 11:28:39 +02:00
irq-msc01.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
irq-rm7000.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
irq.c
MIPS: irq: Allocate accurate order pages for irq stack
2019-02-19 12:45:01 -08:00
jump_label.c
MIPS: jump_label: Use compact branches for >= r6
2019-04-09 16:21:30 -07:00
kgdb.c
MIPS: KGDB: fix kgdb support for SMP platforms.
2019-03-28 11:35:58 -07:00
kprobes.c
maccess: rename probe_kernel_{read,write} to copy_{from,to}_kernel_nofault
2020-06-17 10:57:41 -07:00
linux32.c
MIPS: Delete unused code in linux32.c
2018-08-01 13:20:27 -07:00
machine_kexec.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 230
2019-06-19 17:09:06 +02:00
Makefile
MIPS: Remove legacy MIPS_MACHINE option
2020-07-28 10:21:17 +02:00
mcount.S
mips: ftrace: fix static function graph tracing
2018-06-19 15:00:12 -07:00
mips-cm.c
mips: cm: Add L2 ECC/parity errors reporting
2020-05-07 13:11:38 +02:00
mips-cpc.c
remove ioremap_nocache and devm_ioremap_nocache
2020-01-06 09:45:59 +01:00
mips-mt-fpaff.c
sched/core: Provide a pointer to the valid CPU mask
2019-06-03 11:49:37 +02:00
mips-mt.c
MIPS: MT: Remove norps command line parameter
2018-11-26 22:49:14 -08:00
mips-r2-to-r6-emul.c
MIPS: Use fallthrough for arch/mips
2020-05-07 11:55:47 +02:00
module.c
mm: don't include asm/pgtable.h if linux/mm.h is already included
2020-06-09 09:39:13 -07:00
octeon_switch.S
Kbuild: rename CC_STACKPROTECTOR[_STRONG] config variables
2018-06-14 12:21:18 +09:00
perf_event_mipsxx.c
MIPS: perf: Fix wrong check condition of Loongson event IDs
2020-09-01 13:52:33 +02:00
perf_event.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
pm-cps.c
MIPS: barrier: Add __SYNC() infrastructure
2019-10-07 09:42:17 -07:00
pm.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
probes-common.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
proc.c
mips: Add MIPS Release 5 support
2020-05-22 09:09:01 +02:00
process.c
arch: rename copy_thread_tls() back to copy_thread()
2020-07-04 23:41:37 +02:00
prom.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
ptrace32.c
mm: don't include asm/pgtable.h if linux/mm.h is already included
2020-06-09 09:39:13 -07:00
ptrace.c
mips: switch to ->regset_get()
2020-07-27 14:31:08 -04:00
r4k_fpu.S
mips: Add MIPS Release 5 support
2020-05-22 09:09:01 +02:00
r4k_switch.S
Kbuild: rename CC_STACKPROTECTOR[_STRONG] config variables
2018-06-14 12:21:18 +09:00
r4k-bugs64.c
MIPS: r4k-bugs64: Drop CONFIG_CPU_MIPSR6 checks
2019-10-07 09:38:54 -07:00
r2300_fpu.S
MIPS: Simplify FP context initialization
2018-11-09 10:23:13 -08:00
r2300_switch.S
Kbuild: rename CC_STACKPROTECTOR[_STRONG] config variables
2018-06-14 12:21:18 +09:00
relocate_kernel.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 230
2019-06-19 17:09:06 +02:00
relocate.c
MIPS: Remove no-op/identity casts
2018-08-31 11:49:20 -07:00
reset.c
MIPS: Hang more efficiently on halt/powerdown/restart
2018-03-09 11:22:43 +00:00
rtlx-cmp.c
MIPS: APRP: Fix an issue when device_create() fails.
2014-08-01 17:30:35 +02:00
rtlx-mt.c
MIPS: Replace setup_irq() by request_irq()
2020-03-05 16:47:35 +01:00
rtlx.c
vfs: do bulk POLL* -> EPOLL* replacement
2018-02-11 14:34:03 -08:00
scall32-o32.S
mips: remove nargs from __SYSCALL
2019-07-30 10:50:30 -07:00
scall64-n32.S
mips: remove nargs from __SYSCALL
2019-07-30 10:50:30 -07:00
scall64-n64.S
mips: remove nargs from __SYSCALL
2019-07-30 10:50:30 -07:00
scall64-o32.S
MIPS: asm: Rename some macros to avoid build errors
2020-05-07 13:20:05 +02:00
segment.c
mips: kernel: no need to check return value of debugfs_create functions
2019-01-22 11:17:20 -08:00
setup.c
mm/sparse: cleanup the code surrounding memory_present()
2020-08-07 11:33:27 -07:00
signal32.c
Remove 'type' argument from access_ok() function
2019-01-03 18:57:57 -08:00
signal_n32.c
Merge branch 'siginfo-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
2019-07-08 21:48:15 -07:00
signal_o32.c
signal: Remove task parameter from force_sig
2019-05-27 09:36:28 -05:00
signal-common.h
MIPS: Save MSA extended context around signals
2015-09-03 12:07:59 +02:00
signal.c
MIPS: Replace zero-length array with flexible-array
2020-05-08 12:01:02 +02:00
smp-bmips.c
MIPS: BMIPS: Also call bmips_cpu_setup() for secondary cores
2020-08-21 09:29:09 +02:00
smp-cmp.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 182
2019-05-30 11:29:20 -07:00
smp-cps.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
smp-mt.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 182
2019-05-30 11:29:20 -07:00
smp-up.c
MIPS: SMP: Allow boot_secondary SMP op to return errors
2017-08-30 00:57:27 +02:00
smp.c
MIPS updates for v5.7:
2020-03-31 08:51:45 -07:00
spinlock_test.c
mips: kernel: no need to check return value of debugfs_create functions
2019-01-22 11:17:20 -08:00
spram.c
mips: Add CONFIG/CONFIG6/Cause reg fields macro
2020-05-22 09:12:22 +02:00
stacktrace.c
treewide: Add SPDX license identifier for missed files
2019-05-21 10:50:45 +02:00
sync-r4k.c
MIPS: sync-r4k: do slave counter synchronization with disabled HW interrupts
2020-01-22 10:16:18 -08:00
syscall.c
MIPS: syscall: Emit Loongson3 sync workarounds within asm
2019-10-07 09:43:05 -07:00
sysrq.c
MIPS: constify sysrq_key_op
2020-05-15 14:53:19 +02:00
time.c
mips: Add udelay lpj numbers adjustment
2020-05-22 09:13:32 +02:00
topology.c
MIPS: CPU#0 is not hotpluggable
2020-07-26 10:18:35 +02:00
traps.c
MIPS: add missing MSACSR and upper MSA initialization
2020-09-03 12:00:03 +02:00
unaligned.c
uaccess: add force_uaccess_{begin,end} helpers
2020-08-12 10:57:59 -07:00
uprobes.c
MIPS: uprobes: remove set but not used variable 'epc'
2019-05-29 13:20:30 -07:00
vdso.c
mmap locking API: use coccinelle to convert mmap_sem rwsem call sites
2020-06-09 09:39:14 -07:00
vmlinux.lds.S
MIPS: Truncate link address into 32bit for 32bit kernel
2020-05-07 10:31:01 +02:00
vpe-cmp.c
MIPS: APRP: Add VPE loader support for CMP platforms.
2014-01-22 20:19:02 +01:00
vpe-mt.c
MIPS: MT: Remove SMTC support
2014-05-24 00:07:01 +02:00
vpe.c
MIPS: VPE: Fix a double free and a memory leak in 'release_vpe()'
2020-02-15 12:44:03 -08:00
watch.c
MIPS: Use fallthrough for arch/mips
2020-05-07 11:55:47 +02:00