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| author | H. Peter Anvin (Intel) <hpa@zytor.com> | 2021-05-10 21:53:11 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2021-05-12 11:49:14 +0300 |
| commit | 3e5e7f7736b05d5fdf2cc4e0ba4f2d8bc42c630d (patch) | |
| tree | f977d3f00fa8ea6903116d38827ad69eb679a212 /arch/x86/include/asm/syscall.h | |
| parent | 6627eb25e40cc8d135d3f8d5391851d18ac497d7 (diff) | |
| download | linux-3e5e7f7736b05d5fdf2cc4e0ba4f2d8bc42c630d.tar.xz | |
x86/entry: Reverse arguments to do_syscall_64()
Reverse the order of arguments to do_syscall_64() so that the first
argument is the pt_regs pointer. This is not only consistent with
*all* other entry points from assembly, but it actually makes the
compiled code slightly better.
Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210510185316.3307264-3-hpa@zytor.com
Diffstat (limited to 'arch/x86/include/asm/syscall.h')
| -rw-r--r-- | arch/x86/include/asm/syscall.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/syscall.h b/arch/x86/include/asm/syscall.h index 7cbf733d11af..4e20054d7533 100644 --- a/arch/x86/include/asm/syscall.h +++ b/arch/x86/include/asm/syscall.h @@ -160,7 +160,7 @@ static inline int syscall_get_arch(struct task_struct *task) ? AUDIT_ARCH_I386 : AUDIT_ARCH_X86_64; } -void do_syscall_64(unsigned long nr, struct pt_regs *regs); +void do_syscall_64(struct pt_regs *regs, unsigned long nr); void do_int80_syscall_32(struct pt_regs *regs); long do_fast_syscall_32(struct pt_regs *regs); |