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authorHiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>2008-09-23 17:21:45 -0700
committerIngo Molnar <mingo@elte.hu>2008-09-24 09:35:54 +0200
commitee847c54ba7fc09f85f13a5bf18f45ea6c19aa83 (patch)
tree4a7b2f98df43c2f1a026ecfe57a97ab452176dc3 /arch/x86/kernel/signal_64.c
parent5fd933303bd1efacbd0acbe452ba9b889440eb40 (diff)
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>
Diffstat (limited to 'arch/x86/kernel/signal_64.c')
-rw-r--r--arch/x86/kernel/signal_64.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/arch/x86/kernel/signal_64.c b/arch/x86/kernel/signal_64.c
index 5a5fbc3b1ee..9087752f410 100644
--- a/arch/x86/kernel/signal_64.c
+++ b/arch/x86/kernel/signal_64.c
@@ -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)