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authorOleg Nesterov <oleg@redhat.com>2012-09-14 19:05:46 +0200
committerAnton Arapov <anton@redhat.com>2012-10-29 11:47:43 +0100
commit090d89ad8b0b5f9906ca59ca8a309eb589da464f (patch)
tree7b5791b7ec67686475239135f2fd4336687d1134
parent2d0917f9d7b2b75ab4c936c76b034b3a9a695e42 (diff)
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uprobes: Move clear_thread_flag(TIF_UPROBE) to uprobe_notify_resume()
Move clear_thread_flag(TIF_UPROBE) from do_notify_resume() to uprobe_notify_resume() for !CONFIG_UPROBES case. Signed-off-by: Oleg Nesterov <oleg@redhat.com> Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
-rw-r--r--arch/x86/kernel/signal.c4
-rw-r--r--kernel/events/uprobes.c2
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index b280908..0041e5a 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -785,10 +785,8 @@ do_notify_resume(struct pt_regs *regs, void *unused, __u32 thread_info_flags)
mce_notify_process();
#endif /* CONFIG_X86_64 && CONFIG_X86_MCE */
- if (thread_info_flags & _TIF_UPROBE) {
- clear_thread_flag(TIF_UPROBE);
+ if (thread_info_flags & _TIF_UPROBE)
uprobe_notify_resume(regs);
- }
/* deal with pending signal delivery */
if (thread_info_flags & _TIF_SIGPENDING)
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index d3f5381..198d732 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -1558,6 +1558,8 @@ void uprobe_notify_resume(struct pt_regs *regs)
{
struct uprobe_task *utask;
+ clear_thread_flag(TIF_UPROBE);
+
utask = current->utask;
if (utask && utask->active_uprobe)
handle_singlestep(utask, regs);