The following changes since commit 2dde18cd1d8fac735875f2e4987f11817cc0bc2c: Linux 6.5 (2023-08-27 14:49:51 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git tags/loongarch-6.6 for you to fetch changes up to 671eae93ae2090d2df01d810d354cab05f6bed8b: LoongArch: Update Loongson-3 default config file (2023-09-07 12:06:20 +0800) ---------------------------------------------------------------- LoongArch changes for v6.6 1, Allow usage of LSX/LASX in the kernel; 2, Add SIMD-optimized RAID5/RAID6 routines; 3, Add Loongson Binary Translation (LBT) extension support; 4, Add basic KGDB & KDB support; 5, Add building with kcov coverage; 6, Add KFENCE (Kernel Electric-Fence) support; 7, Add KASAN (Kernel Address Sanitizer) support; 8, Some bug fixes and other small changes; 9, Update the default config file. Note: There is a conflicts in arch/loongarch/mm/pgtable.c but can be simply fixed by adjusting context. ---------------------------------------------------------------- Bibo Mao (3): LoongArch: Code improvements in function pcpu_populate_pte() LoongArch: mm: Introduce unified function populate_kernel_pte() LoongArch: Use static defined zero page rather than allocated Enze Li (4): kfence: Defer the assignment of the local variable addr LoongArch: mm: Add page table mapped mode support for virt_to_page() LoongArch: Get partial stack information when providing regs parameter LoongArch: Add KFENCE (Kernel Electric-Fence) support Feiyang Chen (2): LoongArch: Provide kaslr_offset() to get kernel offset LoongArch: Allow building with kcov coverage Hongchen Zhang (1): LoongArch: mm: Add p?d_leaf() definitions Huacai Chen (4): Merge tag 'md-next-20230814-resend' into loongarch-next LoongArch: Remove shm_align_mask and use SHMLBA instead LoongArch: Allow usage of LSX/LASX in the kernel LoongArch: Update Loongson-3 default config file Nathan Chancellor (1): LoongArch: Drop unused parse_r and parse_v macros Qi Hu (1): LoongArch: Add Loongson Binary Translation (LBT) extension support Qing Zhang (5): LoongArch: Add basic KGDB & KDB support kasan: Add __HAVE_ARCH_SHADOW_MAP to support arch specific mapping kasan: Add (pmd|pud)_init for LoongArch zero_(pud|p4d)_populate process LoongArch: Simplify the processing of jumping new kernel for KASLR LoongArch: Add KASAN (Kernel Address Sanitizer) support Tiezhu Yang (1): LoongArch: Define symbol 'fault' as a local label in fpu.S WANG Xuerui (3): LoongArch: Add SIMD-optimized XOR routines raid6: Add LoongArch SIMD syndrome calculation raid6: Add LoongArch SIMD recovery implementation Weihao Li (1): LoongArch: Adjust {copy, clear}_user exception handler behavior Documentation/dev-tools/kasan.rst | 4 +- .../features/debug/KASAN/arch-support.txt | 2 +- Documentation/features/debug/kcov/arch-support.txt | 2 +- Documentation/features/debug/kgdb/arch-support.txt | 2 +- .../translations/zh_CN/dev-tools/kasan.rst | 2 +- arch/loongarch/Kconfig | 26 + arch/loongarch/Makefile | 3 + arch/loongarch/configs/loongson3_defconfig | 74 ++- arch/loongarch/include/asm/asm-prototypes.h | 1 + arch/loongarch/include/asm/asmmacro.h | 158 ++--- arch/loongarch/include/asm/kasan.h | 126 ++++ arch/loongarch/include/asm/kfence.h | 61 ++ arch/loongarch/include/asm/kgdb.h | 97 +++ arch/loongarch/include/asm/lbt.h | 109 +++ arch/loongarch/include/asm/loongarch.h | 47 +- arch/loongarch/include/asm/mmzone.h | 2 - arch/loongarch/include/asm/page.h | 7 +- arch/loongarch/include/asm/pgalloc.h | 1 + arch/loongarch/include/asm/pgtable.h | 31 +- arch/loongarch/include/asm/processor.h | 26 +- arch/loongarch/include/asm/setup.h | 8 +- arch/loongarch/include/asm/stackframe.h | 4 + arch/loongarch/include/asm/string.h | 20 + arch/loongarch/include/asm/switch_to.h | 2 + arch/loongarch/include/asm/thread_info.h | 4 + arch/loongarch/include/asm/xor.h | 68 ++ arch/loongarch/include/asm/xor_simd.h | 34 + arch/loongarch/include/uapi/asm/ptrace.h | 6 + arch/loongarch/include/uapi/asm/sigcontext.h | 10 + arch/loongarch/kernel/Makefile | 9 + arch/loongarch/kernel/asm-offsets.c | 18 +- arch/loongarch/kernel/cpu-probe.c | 14 + arch/loongarch/kernel/entry.S | 5 + arch/loongarch/kernel/fpu.S | 14 +- arch/loongarch/kernel/head.S | 13 +- arch/loongarch/kernel/kfpu.c | 55 +- arch/loongarch/kernel/kgdb.c | 727 +++++++++++++++++++++ arch/loongarch/kernel/lbt.S | 155 +++++ arch/loongarch/kernel/numa.c | 35 +- arch/loongarch/kernel/process.c | 15 +- arch/loongarch/kernel/ptrace.c | 54 ++ arch/loongarch/kernel/relocate.c | 8 +- arch/loongarch/kernel/setup.c | 4 + arch/loongarch/kernel/signal.c | 188 ++++++ arch/loongarch/kernel/stacktrace.c | 18 +- arch/loongarch/kernel/traps.c | 50 +- arch/loongarch/lib/Makefile | 2 + arch/loongarch/lib/clear_user.S | 87 +-- arch/loongarch/lib/copy_user.S | 161 ++--- arch/loongarch/lib/memcpy.S | 8 +- arch/loongarch/lib/memmove.S | 20 +- arch/loongarch/lib/memset.S | 8 +- arch/loongarch/lib/xor_simd.c | 93 +++ arch/loongarch/lib/xor_simd.h | 38 ++ arch/loongarch/lib/xor_simd_glue.c | 72 ++ arch/loongarch/lib/xor_template.c | 110 ++++ arch/loongarch/mm/Makefile | 3 + arch/loongarch/mm/cache.c | 1 - arch/loongarch/mm/fault.c | 22 +- arch/loongarch/mm/init.c | 71 +- arch/loongarch/mm/kasan_init.c | 243 +++++++ arch/loongarch/mm/mmap.c | 13 +- arch/loongarch/mm/pgtable.c | 12 + arch/loongarch/vdso/Makefile | 3 + include/linux/kasan.h | 2 + include/linux/raid/pq.h | 4 + lib/raid6/Makefile | 1 + lib/raid6/algos.c | 16 + lib/raid6/loongarch.h | 38 ++ lib/raid6/loongarch_simd.c | 422 ++++++++++++ lib/raid6/recov_loongarch_simd.c | 513 +++++++++++++++ lib/raid6/test/Makefile | 12 + mm/kasan/init.c | 18 +- mm/kasan/kasan.h | 6 + mm/kfence/core.c | 5 +- 75 files changed, 3862 insertions(+), 461 deletions(-) create mode 100644 arch/loongarch/include/asm/kasan.h create mode 100644 arch/loongarch/include/asm/kfence.h create mode 100644 arch/loongarch/include/asm/kgdb.h create mode 100644 arch/loongarch/include/asm/lbt.h create mode 100644 arch/loongarch/include/asm/xor.h create mode 100644 arch/loongarch/include/asm/xor_simd.h create mode 100644 arch/loongarch/kernel/kgdb.c create mode 100644 arch/loongarch/kernel/lbt.S create mode 100644 arch/loongarch/lib/xor_simd.c create mode 100644 arch/loongarch/lib/xor_simd.h create mode 100644 arch/loongarch/lib/xor_simd_glue.c create mode 100644 arch/loongarch/lib/xor_template.c create mode 100644 arch/loongarch/mm/kasan_init.c create mode 100644 lib/raid6/loongarch.h create mode 100644 lib/raid6/loongarch_simd.c create mode 100644 lib/raid6/recov_loongarch_simd.c