diff options
| author | Nicholas Piggin <npiggin@gmail.com> | 2022-11-27 13:49:35 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-12-02 07:54:08 +0100 |
| commit | 1223e5a20f7fb3c31c91a328d1a04ed26d5e889b (patch) | |
| tree | a6abd610b1be1f76252c74aad6da6e24943a3c84 /arch/powerpc/include/asm/ptrace.h | |
| parent | powerpc: Rename STACK_FRAME_MARKER and derive it from frame offset (diff) | |
| download | linux-1223e5a20f7fb3c31c91a328d1a04ed26d5e889b.tar.xz linux-1223e5a20f7fb3c31c91a328d1a04ed26d5e889b.zip | |
powerpc: add a define for the user interrupt frame size
The user interrupt frame is a different size from the kernel frame, so
give it its own name.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221127124942.1665522-11-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/include/asm/ptrace.h')
| -rw-r--r-- | arch/powerpc/include/asm/ptrace.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h index fdd50648df56..705ce26ae887 100644 --- a/arch/powerpc/include/asm/ptrace.h +++ b/arch/powerpc/include/asm/ptrace.h @@ -122,8 +122,7 @@ struct pt_regs #define STACK_FRAME_OVERHEAD 112 /* size of minimum stack frame */ #define STACK_FRAME_LR_SAVE 2 /* Location of LR in stack frame */ -#define STACK_INT_FRAME_SIZE (sizeof(struct pt_regs) + \ - STACK_FRAME_OVERHEAD + KERNEL_REDZONE_SIZE) +#define STACK_USER_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 - 16) @@ -143,7 +142,7 @@ struct pt_regs #define KERNEL_REDZONE_SIZE 0 #define STACK_FRAME_OVERHEAD 16 /* size of minimum stack frame */ #define STACK_FRAME_LR_SAVE 1 /* Location of LR in stack frame */ -#define STACK_INT_FRAME_SIZE (sizeof(struct pt_regs) + STACK_FRAME_OVERHEAD) +#define STACK_USER_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_MIN_SIZE STACK_FRAME_OVERHEAD @@ -153,6 +152,7 @@ struct pt_regs #endif /* __powerpc64__ */ +#define STACK_INT_FRAME_SIZE (KERNEL_REDZONE_SIZE + STACK_USER_INT_FRAME_SIZE) #define STACK_INT_FRAME_MARKER_LONGS (STACK_INT_FRAME_MARKER/sizeof(long)) #ifndef __ASSEMBLY__ |