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| author | Brian Gerst <brgerst@gmail.com> | 2009-12-10 01:01:54 +0100 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-12-10 01:28:59 +0100 |
| commit | 052acad48a566a6dbcccb95e5d22e5e1b7cac8dd (patch) | |
| tree | 3a192104ec0f484034162a769a647525bca9c94e /arch/x86/kernel | |
| parent | x86: Merge sys_execve (diff) | |
| download | linux-052acad48a566a6dbcccb95e5d22e5e1b7cac8dd.tar.xz linux-052acad48a566a6dbcccb95e5d22e5e1b7cac8dd.zip | |
x86: Merge sys_sigaltstack
Change 32-bit sys_sigaltstack to PTREGSCALL2, and merge with 64-bit.
Signed-off-by: Brian Gerst <brgerst@gmail.com>
LKML-Reference: <1260403316-5679-5-git-send-email-brgerst@gmail.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/entry_32.S | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/signal.c | 12 |
2 files changed, 2 insertions, 12 deletions
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S index a96a0d8a0fdb..621ef4599416 100644 --- a/arch/x86/kernel/entry_32.S +++ b/arch/x86/kernel/entry_32.S @@ -763,7 +763,7 @@ PTREGSCALL0(fork) PTREGSCALL0(clone) PTREGSCALL0(vfork) PTREGSCALL3(execve) -PTREGSCALL0(sigaltstack) +PTREGSCALL2(sigaltstack) PTREGSCALL0(sigreturn) PTREGSCALL0(rt_sigreturn) PTREGSCALL0(vm86) diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index 74fe6d86dc5d..4fd173cd8e57 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -545,22 +545,12 @@ sys_sigaction(int sig, const struct old_sigaction __user *act, } #endif /* CONFIG_X86_32 */ -#ifdef CONFIG_X86_32 -int sys_sigaltstack(struct pt_regs *regs) -{ - const stack_t __user *uss = (const stack_t __user *)regs->bx; - stack_t __user *uoss = (stack_t __user *)regs->cx; - - return do_sigaltstack(uss, uoss, regs->sp); -} -#else /* !CONFIG_X86_32 */ -asmlinkage long +long sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, struct pt_regs *regs) { return do_sigaltstack(uss, uoss, regs->sp); } -#endif /* CONFIG_X86_32 */ /* * Do a signal return; undo the signal stack. |