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| author | Nicholas Piggin <npiggin@gmail.com> | 2022-11-27 13:49:34 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-12-02 07:54:08 +0100 |
| commit | e856e336924b0ecd0b7058e65e6b3e7266ee0b95 (patch) | |
| tree | f775820fdb00bea3cc78c0a172aa508b50fb43cb /arch/powerpc/include/asm | |
| parent | powerpc: add a definition for the marker offset within the interrupt frame (diff) | |
| download | linux-e856e336924b0ecd0b7058e65e6b3e7266ee0b95.tar.xz linux-e856e336924b0ecd0b7058e65e6b3e7266ee0b95.zip | |
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/include/asm')
| -rw-r--r-- | arch/powerpc/include/asm/ptrace.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h index 8a9f4cf8c4c5..fdd50648df56 100644 --- a/arch/powerpc/include/asm/ptrace.h +++ b/arch/powerpc/include/asm/ptrace.h @@ -126,7 +126,6 @@ struct pt_regs STACK_FRAME_OVERHEAD + KERNEL_REDZONE_SIZE) #define STACK_INT_FRAME_REGS STACK_FRAME_OVERHEAD #define STACK_INT_FRAME_MARKER (STACK_FRAME_OVERHEAD - 16) -#define STACK_FRAME_MARKER 12 #ifdef CONFIG_PPC64_ELF_ABI_V2 #define STACK_FRAME_MIN_SIZE 32 @@ -147,7 +146,6 @@ struct pt_regs #define STACK_INT_FRAME_SIZE (sizeof(struct pt_regs) + STACK_FRAME_OVERHEAD) #define STACK_INT_FRAME_REGS STACK_FRAME_OVERHEAD #define STACK_INT_FRAME_MARKER (STACK_FRAME_OVERHEAD - 8) -#define STACK_FRAME_MARKER 2 #define STACK_FRAME_MIN_SIZE STACK_FRAME_OVERHEAD /* Size of stack frame allocated when calling signal handler. */ @@ -155,6 +153,8 @@ struct pt_regs #endif /* __powerpc64__ */ +#define STACK_INT_FRAME_MARKER_LONGS (STACK_INT_FRAME_MARKER/sizeof(long)) + #ifndef __ASSEMBLY__ #include <asm/paca.h> |