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| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-01-20 14:35:31 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-01-20 14:35:31 -0300 |
| commit | cd07e536b0201fceffd90a701bfb1e1fc07fcd34 (patch) | |
| tree | 4777d4b2f749b279fc07bd41f11b88c9e4578afe /arch/riscv/kernel/stacktrace.c | |
| parent | perf tools: Add 'ping' control command (diff) | |
| parent | Merge tag 'task_work-2021-01-19' of git://git.kernel.dk/linux-block (diff) | |
| download | linux-dev-cd07e536b0201fceffd90a701bfb1e1fc07fcd34.tar.xz linux-dev-cd07e536b0201fceffd90a701bfb1e1fc07fcd34.zip | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'arch/riscv/kernel/stacktrace.c')
| -rw-r--r-- | arch/riscv/kernel/stacktrace.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/riscv/kernel/stacktrace.c b/arch/riscv/kernel/stacktrace.c index 48b870a685b3..df5d2da7c40b 100644 --- a/arch/riscv/kernel/stacktrace.c +++ b/arch/riscv/kernel/stacktrace.c @@ -14,7 +14,7 @@ #include <asm/stacktrace.h> -register unsigned long sp_in_global __asm__("sp"); +register const unsigned long sp_in_global __asm__("sp"); #ifdef CONFIG_FRAME_POINTER @@ -28,9 +28,8 @@ void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs, sp = user_stack_pointer(regs); pc = instruction_pointer(regs); } else if (task == NULL || task == current) { - const register unsigned long current_sp = sp_in_global; fp = (unsigned long)__builtin_frame_address(0); - sp = current_sp; + sp = sp_in_global; pc = (unsigned long)walk_stackframe; } else { /* task blocked in __switch_to */ |