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x86: signal: cosmetic unification of do_notify_resume() 

Make do_notify_resume() same.

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Hiroshi Shimamoto 2008-09-23 17:21:45 -07:00 committed by Ingo Molnar
parent 5fd933303b
commit ee847c54ba
2 changed files with 20 additions and 4 deletions
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8
arch/x86/kernel/signal_32.c
View File

@ -663,6 +663,12 @@ static void do_signal(struct pt_regs *regs)
void
do_notify_resume(struct pt_regs *regs, void *unused, __u32 thread_info_flags)
{
#if defined(CONFIG_X86_64) && defined(CONFIG_X86_MCE)
/* notify userspace of pending MCEs */
if (thread_info_flags & _TIF_MCE_NOTIFY)
mce_notify_user();
#endif /* CONFIG_X86_64 && CONFIG_X86_MCE */
/* deal with pending signal delivery */
if (thread_info_flags & _TIF_SIGPENDING)
do_signal(regs);
@ -672,7 +678,9 @@ do_notify_resume(struct pt_regs *regs, void *unused, __u32 thread_info_flags)
tracehook_notify_resume(regs);
}
#ifdef CONFIG_X86_32
clear_thread_flag(TIF_IRET);
#endif /* CONFIG_X86_32 */
}
void signal_fault(struct pt_regs *regs, void __user *frame, char *where)

16
arch/x86/kernel/signal_64.c
View File

@ -460,14 +460,18 @@ static void do_signal(struct pt_regs *regs)
}
}
void do_notify_resume(struct pt_regs *regs, void *unused,
__u32 thread_info_flags)
/*
* notification of userspace execution resumption
* - triggered by the TIF_WORK_MASK flags
*/
void
do_notify_resume(struct pt_regs *regs, void *unused, __u32 thread_info_flags)
{
#ifdef CONFIG_X86_MCE
#if defined(CONFIG_X86_64) && defined(CONFIG_X86_MCE)
/* notify userspace of pending MCEs */
if (thread_info_flags & _TIF_MCE_NOTIFY)
mce_notify_user();
#endif /* CONFIG_X86_MCE */
#endif /* CONFIG_X86_64 && CONFIG_X86_MCE */
/* deal with pending signal delivery */
if (thread_info_flags & _TIF_SIGPENDING)
@ -477,6 +481,10 @@ void do_notify_resume(struct pt_regs *regs, void *unused,
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
}
#ifdef CONFIG_X86_32
clear_thread_flag(TIF_IRET);
#endif /* CONFIG_X86_32 */
}
void signal_fault(struct pt_regs *regs, void __user *frame, char *where)