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Message-ID: <20240322135619.1423490-1-chenhuacai@loongson.cn>
Date: Fri, 22 Mar 2024 21:56:19 +0800
From: Huacai Chen <chenhuacai@...ngson.cn>
To: Linus Torvalds <torvalds@...ux-foundation.org>,
Arnd Bergmann <arnd@...db.de>,
Huacai Chen <chenhuacai@...nel.org>
Cc: loongarch@...ts.linux.dev,
linux-arch@...r.kernel.org,
linux-kernel@...r.kernel.org,
Guo Ren <guoren@...nel.org>,
Xuerui Wang <kernel@...0n.name>,
Jiaxun Yang <jiaxun.yang@...goat.com>,
Huacai Chen <chenhuacai@...ngson.cn>
Subject: [GIT PULL] LoongArch changes for v6.9
The following changes since commit e8f897f4afef0031fe618a8e94127a0934896aba:
Linux 6.8 (2024-03-10 13:38:09 -0700)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git tags/loongarch-6.9
for you to fetch changes up to fea1c949f6ca5059e12de00d0483645debc5b206:
LoongArch/crypto: Clean up useless assignment operations (2024-03-19 15:50:34 +0800)
----------------------------------------------------------------
LoongArch changes for v6.9
1, Add objtool support for LoongArch;
2, Add ORC stack unwinder support for LoongArch;
3, Add kernel livepatching support for LoongArch;
4, Select ARCH_HAS_CURRENT_STACK_POINTER in Kconfig;
5, Select HAVE_ARCH_USERFAULTFD_MINOR in Kconfig;
6, Some bug fixes and other small changes.
Note: There are conflicts in arch/loongarch/Kconfig and arch/loongarch/
Makefile but can be simply fixed by adjusting context.
----------------------------------------------------------------
Huacai Chen (5):
LoongArch: Select ARCH_HAS_CURRENT_STACK_POINTER in Kconfig
LoongArch: Select HAVE_ARCH_USERFAULTFD_MINOR in Kconfig
LoongArch: Change __my_cpu_offset definition to avoid mis-optimization
LoongArch: Remove superfluous flush_dcache_page() definition
LoongArch: Define the __io_aw() hook as mmiowb()
Jinyang He (1):
LoongArch: Add kernel livepatching support
Max Kellermann (1):
LoongArch: Move {dmw,tlb}_virt_to_page() definition to page.h
Tiezhu Yang (7):
objtool/LoongArch: Enable objtool to be built
objtool/LoongArch: Implement instruction decoder
objtool/x86: Separate arch-specific and generic parts
objtool/LoongArch: Enable orc to be built
objtool: Check local label in add_dead_ends()
objtool: Check local label in read_unwind_hints()
LoongArch: Add ORC stack unwinder support
Yuli Wang (1):
LoongArch/crypto: Clean up useless assignment operations
arch/loongarch/Kconfig | 8 +
arch/loongarch/Kconfig.debug | 11 +
arch/loongarch/Makefile | 23 +-
arch/loongarch/crypto/crc32-loongarch.c | 2 -
arch/loongarch/include/asm/Kbuild | 3 +
arch/loongarch/include/asm/bug.h | 1 +
arch/loongarch/include/asm/cacheflush.h | 3 -
arch/loongarch/include/asm/exception.h | 2 +
arch/loongarch/include/asm/io.h | 2 +
arch/loongarch/include/asm/module.h | 7 +
arch/loongarch/include/asm/orc_header.h | 18 +
arch/loongarch/include/asm/orc_lookup.h | 31 ++
arch/loongarch/include/asm/orc_types.h | 58 +++
arch/loongarch/include/asm/page.h | 3 +
arch/loongarch/include/asm/percpu.h | 7 +-
arch/loongarch/include/asm/pgtable.h | 3 -
arch/loongarch/include/asm/qspinlock.h | 18 -
arch/loongarch/include/asm/stackframe.h | 3 +
arch/loongarch/include/asm/thread_info.h | 2 +
arch/loongarch/include/asm/unwind.h | 20 +-
arch/loongarch/include/asm/unwind_hints.h | 28 ++
arch/loongarch/kernel/Makefile | 4 +
arch/loongarch/kernel/entry.S | 5 +
arch/loongarch/kernel/fpu.S | 7 +
arch/loongarch/kernel/genex.S | 6 +
arch/loongarch/kernel/lbt.S | 3 +
arch/loongarch/kernel/mcount_dyn.S | 6 +
arch/loongarch/kernel/module.c | 22 +-
arch/loongarch/kernel/relocate_kernel.S | 7 +-
arch/loongarch/kernel/rethook_trampoline.S | 1 +
arch/loongarch/kernel/setup.c | 2 +
arch/loongarch/kernel/stacktrace.c | 41 ++
arch/loongarch/kernel/traps.c | 42 +-
arch/loongarch/kernel/unwind_orc.c | 528 +++++++++++++++++++++
arch/loongarch/kernel/vmlinux.lds.S | 3 +
arch/loongarch/kvm/switch.S | 9 +-
arch/loongarch/lib/clear_user.S | 3 +
arch/loongarch/lib/copy_user.S | 3 +
arch/loongarch/lib/memcpy.S | 3 +
arch/loongarch/lib/memset.S | 3 +
arch/loongarch/mm/tlb.c | 27 +-
arch/loongarch/mm/tlbex.S | 9 +
arch/loongarch/vdso/Makefile | 1 +
include/linux/compiler.h | 9 +
scripts/Makefile | 7 +-
tools/arch/loongarch/include/asm/inst.h | 161 +++++++
tools/arch/loongarch/include/asm/orc_types.h | 58 +++
tools/include/linux/bitops.h | 11 +
tools/objtool/Makefile | 4 +
tools/objtool/arch/loongarch/Build | 3 +
tools/objtool/arch/loongarch/decode.c | 356 ++++++++++++++
.../objtool/arch/loongarch/include/arch/cfi_regs.h | 22 +
tools/objtool/arch/loongarch/include/arch/elf.h | 30 ++
.../objtool/arch/loongarch/include/arch/special.h | 33 ++
tools/objtool/arch/loongarch/orc.c | 171 +++++++
tools/objtool/arch/loongarch/special.c | 15 +
tools/objtool/arch/x86/Build | 1 +
tools/objtool/arch/x86/orc.c | 188 ++++++++
tools/objtool/check.c | 52 +-
tools/objtool/include/objtool/elf.h | 1 +
tools/objtool/include/objtool/orc.h | 14 +
tools/objtool/orc_dump.c | 69 +--
tools/objtool/orc_gen.c | 113 +----
63 files changed, 2040 insertions(+), 266 deletions(-)
create mode 100644 arch/loongarch/include/asm/orc_header.h
create mode 100644 arch/loongarch/include/asm/orc_lookup.h
create mode 100644 arch/loongarch/include/asm/orc_types.h
delete mode 100644 arch/loongarch/include/asm/qspinlock.h
create mode 100644 arch/loongarch/include/asm/unwind_hints.h
create mode 100644 arch/loongarch/kernel/unwind_orc.c
create mode 100644 tools/arch/loongarch/include/asm/inst.h
create mode 100644 tools/arch/loongarch/include/asm/orc_types.h
create mode 100644 tools/objtool/arch/loongarch/Build
create mode 100644 tools/objtool/arch/loongarch/decode.c
create mode 100644 tools/objtool/arch/loongarch/include/arch/cfi_regs.h
create mode 100644 tools/objtool/arch/loongarch/include/arch/elf.h
create mode 100644 tools/objtool/arch/loongarch/include/arch/special.h
create mode 100644 tools/objtool/arch/loongarch/orc.c
create mode 100644 tools/objtool/arch/loongarch/special.c
create mode 100644 tools/objtool/arch/x86/orc.c
create mode 100644 tools/objtool/include/objtool/orc.h
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