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authorAl Viro <viro@zeniv.linux.org.uk>2012-11-12 14:32:42 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2013-02-03 18:16:24 -0500
commit3fe26fa34da029263067b48836e740c1ddffbd91 (patch)
treec4a0900f708b1baadbb80938e763eb82174370b8 /arch/x86/ia32
parentb3af11afe06abdcf980b5f5c0b44dc46c496ddc3 (diff)
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x86: get rid of pt_regs argument in sigreturn variants
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/x86/ia32')
-rw-r--r--arch/x86/ia32/ia32_signal.c6
-rw-r--r--arch/x86/ia32/ia32entry.S11
2 files changed, 9 insertions, 8 deletions
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index a1daf4a65009..15fdb3f57d8c 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -215,8 +215,9 @@ static int ia32_restore_sigcontext(struct pt_regs *regs,
return err;
}
-asmlinkage long sys32_sigreturn(struct pt_regs *regs)
+asmlinkage long sys32_sigreturn(void)
{
+ struct pt_regs *regs = current_pt_regs();
struct sigframe_ia32 __user *frame = (struct sigframe_ia32 __user *)(regs->sp-8);
sigset_t set;
unsigned int ax;
@@ -241,8 +242,9 @@ badframe:
return 0;
}
-asmlinkage long sys32_rt_sigreturn(struct pt_regs *regs)
+asmlinkage long sys32_rt_sigreturn(void)
{
+ struct pt_regs *regs = current_pt_regs();
struct rt_sigframe_ia32 __user *frame;
sigset_t set;
unsigned int ax;
diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S
index 74bc91e3612b..c05e16b4536b 100644
--- a/arch/x86/ia32/ia32entry.S
+++ b/arch/x86/ia32/ia32entry.S
@@ -456,17 +456,16 @@ ia32_badsys:
ALIGN
GLOBAL(\label)
leaq \func(%rip),%rax
- leaq -ARGOFFSET+8(%rsp),\arg /* 8 for return address */
jmp ia32_ptregs_common
.endm
CFI_STARTPROC32
- PTREGSCALL stub32_rt_sigreturn, sys32_rt_sigreturn, %rdi
- PTREGSCALL stub32_sigreturn, sys32_sigreturn, %rdi
- PTREGSCALL stub32_execve, compat_sys_execve, %rcx
- PTREGSCALL stub32_fork, sys_fork, %rdi
- PTREGSCALL stub32_vfork, sys_vfork, %rdi
+ PTREGSCALL stub32_rt_sigreturn, sys32_rt_sigreturn
+ PTREGSCALL stub32_sigreturn, sys32_sigreturn
+ PTREGSCALL stub32_execve, compat_sys_execve
+ PTREGSCALL stub32_fork, sys_fork
+ PTREGSCALL stub32_vfork, sys_vfork
ALIGN
GLOBAL(stub32_clone)