diff options
author | 2024-03-22 10:22:45 -0700 | |
---|---|---|
committer | 2024-03-22 10:22:45 -0700 | |
commit | 1e3cd03c54b76b4cbc8b31256dc3f18c417a6876 (patch) | |
tree | 6c7f793b4bbc2f063e289230e1527cd45245b908 /arch/loongarch/kernel/fpu.S | |
parent | Merge tag 'fbdev-for-6.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/gi... (diff) | |
parent | LoongArch/crypto: Clean up useless assignment operations (diff) | |
download | linux-1e3cd03c54b76b4cbc8b31256dc3f18c417a6876.tar.gz linux-1e3cd03c54b76b4cbc8b31256dc3f18c417a6876.tar.bz2 linux-1e3cd03c54b76b4cbc8b31256dc3f18c417a6876.zip |
Merge tag 'loongarch-6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
Pull LoongArch updates from Huacai Chen:
- Add objtool support for LoongArch
- Add ORC stack unwinder support for LoongArch
- Add kernel livepatching support for LoongArch
- Select ARCH_HAS_CURRENT_STACK_POINTER in Kconfig
- Select HAVE_ARCH_USERFAULTFD_MINOR in Kconfig
- Some bug fixes and other small changes
* tag 'loongarch-6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson:
LoongArch/crypto: Clean up useless assignment operations
LoongArch: Define the __io_aw() hook as mmiowb()
LoongArch: Remove superfluous flush_dcache_page() definition
LoongArch: Move {dmw,tlb}_virt_to_page() definition to page.h
LoongArch: Change __my_cpu_offset definition to avoid mis-optimization
LoongArch: Select HAVE_ARCH_USERFAULTFD_MINOR in Kconfig
LoongArch: Select ARCH_HAS_CURRENT_STACK_POINTER in Kconfig
LoongArch: Add kernel livepatching support
LoongArch: Add ORC stack unwinder support
objtool: Check local label in read_unwind_hints()
objtool: Check local label in add_dead_ends()
objtool/LoongArch: Enable orc to be built
objtool/x86: Separate arch-specific and generic parts
objtool/LoongArch: Implement instruction decoder
objtool/LoongArch: Enable objtool to be built
Diffstat (limited to 'arch/loongarch/kernel/fpu.S')
-rw-r--r-- | arch/loongarch/kernel/fpu.S | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/loongarch/kernel/fpu.S b/arch/loongarch/kernel/fpu.S index 4382e36ae3d4..69a85f2479fb 100644 --- a/arch/loongarch/kernel/fpu.S +++ b/arch/loongarch/kernel/fpu.S @@ -15,6 +15,7 @@ #include <asm/fpregdef.h> #include <asm/loongarch.h> #include <asm/regdef.h> +#include <asm/unwind_hints.h> #define FPU_REG_WIDTH 8 #define LSX_REG_WIDTH 16 @@ -526,3 +527,9 @@ SYM_FUNC_END(_restore_lasx_context) .L_fpu_fault: li.w a0, -EFAULT # failure jr ra + +#ifdef CONFIG_CPU_HAS_LBT +STACK_FRAME_NON_STANDARD _restore_fp +STACK_FRAME_NON_STANDARD _restore_lsx +STACK_FRAME_NON_STANDARD _restore_lasx +#endif |