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author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-12-19 08:23:27 -0600 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-12-19 08:23:27 -0600 |
commit | 2f26e424552efd50722f4cf61f7f080373adbb1e (patch) | |
tree | 2ee52ba17fe19a6456d7110447e7127fd56c6b18 /arch/loongarch/kernel/unwind_guess.c | |
parent | 96bab5b926e4c2d970f70495f4554f905babd09d (diff) | |
parent | 5535f4f70cfc15ef55b6ea7c7e17337b17337cb6 (diff) | |
download | linux-2f26e424552efd50722f4cf61f7f080373adbb1e.tar.bz2 |
Merge tag 'loongarch-6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
Pull LoongArch updates from Huacai Chen:
- Switch to relative exception tables
- Add unaligned access support
- Add alternative runtime patching mechanism
- Add FDT booting support from efi system table
- Add suspend/hibernation (ACPI S3/S4) support
- Add basic STACKPROTECTOR support
- Add ftrace (function tracer) support
- Update the default config file
* tag 'loongarch-6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson: (24 commits)
LoongArch: Update Loongson-3 default config file
LoongArch: modules/ftrace: Initialize PLT at load time
LoongArch/ftrace: Add HAVE_FUNCTION_GRAPH_RET_ADDR_PTR support
LoongArch/ftrace: Add HAVE_DYNAMIC_FTRACE_WITH_ARGS support
LoongArch/ftrace: Add HAVE_DYNAMIC_FTRACE_WITH_REGS support
LoongArch/ftrace: Add dynamic function graph tracer support
LoongArch/ftrace: Add dynamic function tracer support
LoongArch/ftrace: Add recordmcount support
LoongArch/ftrace: Add basic support
LoongArch: module: Use got/plt section indices for relocations
LoongArch: Add basic STACKPROTECTOR support
LoongArch: Add hibernation (ACPI S4) support
LoongArch: Add suspend (ACPI S3) support
LoongArch: Add processing ISA Node in DeviceTree
LoongArch: Add FDT booting support from efi system table
LoongArch: Use alternative to optimize libraries
LoongArch: Add alternative runtime patching mechanism
LoongArch: Add unaligned access support
LoongArch: BPF: Add BPF exception tables
LoongArch: Remove the .fixup section usage
...
Diffstat (limited to 'arch/loongarch/kernel/unwind_guess.c')
-rw-r--r-- | arch/loongarch/kernel/unwind_guess.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/loongarch/kernel/unwind_guess.c b/arch/loongarch/kernel/unwind_guess.c index 5afa6064d73e..e2d2e4f3001f 100644 --- a/arch/loongarch/kernel/unwind_guess.c +++ b/arch/loongarch/kernel/unwind_guess.c @@ -3,6 +3,7 @@ * Copyright (C) 2022 Loongson Technology Corporation Limited */ #include <linux/kernel.h> +#include <linux/ftrace.h> #include <asm/unwind.h> @@ -53,7 +54,8 @@ bool unwind_next_frame(struct unwind_state *state) state->sp < info->end; state->sp += sizeof(unsigned long)) { addr = *(unsigned long *)(state->sp); - + state->pc = ftrace_graph_ret_addr(state->task, &state->graph_idx, + addr, (unsigned long *)(state->sp - GRAPH_FAKE_OFFSET)); if (__kernel_text_address(addr)) return true; } |