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| author | Nicholas Piggin <npiggin@gmail.com> | 2022-11-27 22:49:34 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-12-02 17:54:08 +1100 |
| commit | e856e336924b0ecd0b7058e65e6b3e7266ee0b95 (patch) | |
| tree | f775820fdb00bea3cc78c0a172aa508b50fb43cb /arch/powerpc/kernel | |
| parent | d2e8ff9f1492f44c5a6d93f759eea27574d753de (diff) | |
| download | linux-e856e336924b0ecd0b7058e65e6b3e7266ee0b95.tar.bz2 | |
powerpc: Rename STACK_FRAME_MARKER and derive it from frame offset
This is a count of longs from the stack pointer to the regs marker.
Rename it to make it more distinct from the other byte offsets. It
can be derived from the byte offset definitions just added.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221127124942.1665522-10-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/kernel')
| -rw-r--r-- | arch/powerpc/kernel/process.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/stacktrace.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index d7a581997d92..6c0a3c664266 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -2263,7 +2263,7 @@ void __no_sanitize_address show_stack(struct task_struct *tsk, * We look for the "regs" marker in the current frame. */ if (validate_sp(sp, tsk, STACK_FRAME_WITH_PT_REGS) - && stack[STACK_FRAME_MARKER] == STACK_FRAME_REGS_MARKER) { + && stack[STACK_INT_FRAME_MARKER_LONGS] == STACK_FRAME_REGS_MARKER) { struct pt_regs *regs = (struct pt_regs *) (sp + STACK_INT_FRAME_REGS); diff --git a/arch/powerpc/kernel/stacktrace.c b/arch/powerpc/kernel/stacktrace.c index a2443d61728e..7efa0ec9dd77 100644 --- a/arch/powerpc/kernel/stacktrace.c +++ b/arch/powerpc/kernel/stacktrace.c @@ -136,7 +136,7 @@ int __no_sanitize_address arch_stack_walk_reliable(stack_trace_consume_fn consum /* Mark stacktraces with exception frames as unreliable. */ if (sp <= stack_end - STACK_INT_FRAME_SIZE && - stack[STACK_FRAME_MARKER] == STACK_FRAME_REGS_MARKER) { + stack[STACK_INT_FRAME_MARKER_LONGS] == STACK_FRAME_REGS_MARKER) { return -EINVAL; } |