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| author | Jinyang He <hejinyang@loongson.cn> | 2022-10-29 10:29:31 +0200 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2022-10-29 10:29:31 +0200 |
| commit | b40fa75e1542e069a4eb9b33d62061d4ae734537 (patch) | |
| tree | 42b4675b92d528242d7252012d482a84d772622e /arch/loongarch/include/asm/ptrace.h | |
| parent | Linux 6.1-rc2 (diff) | |
| download | linux-b40fa75e1542e069a4eb9b33d62061d4ae734537.tar.xz linux-b40fa75e1542e069a4eb9b33d62061d4ae734537.zip | |
LoongArch: Remove unused kernel stack padding
The current LoongArch kernel stack is padded as if obeying the MIPS o32
calling convention (32 bytes), signifying the port's MIPS lineage but no
longer making sense. Remove the padding for clarity.
Reviewed-by: WANG Xuerui <git@xen0n.name>
Signed-off-by: Jinyang He <hejinyang@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Diffstat (limited to 'arch/loongarch/include/asm/ptrace.h')
| -rw-r--r-- | arch/loongarch/include/asm/ptrace.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/loongarch/include/asm/ptrace.h b/arch/loongarch/include/asm/ptrace.h index 17838c6b7ccd..82649a78fec1 100644 --- a/arch/loongarch/include/asm/ptrace.h +++ b/arch/loongarch/include/asm/ptrace.h @@ -133,7 +133,7 @@ static inline void die_if_kernel(const char *str, struct pt_regs *regs) #define current_pt_regs() \ ({ \ unsigned long sp = (unsigned long)__builtin_frame_address(0); \ - (struct pt_regs *)((sp | (THREAD_SIZE - 1)) + 1 - 32) - 1; \ + (struct pt_regs *)((sp | (THREAD_SIZE - 1)) + 1) - 1; \ }) /* Helpers for working with the user stack pointer */ |