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author | Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2013-05-09 07:44:24 +0200 |
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committer | Steven Rostedt <rostedt@goodmis.org> | 2013-05-10 02:13:51 +0200 |
commit | cce2c8f26704529f592fc124c7c6ad399940dc5d (patch) | |
tree | a8c2479f819da73358358e0c39308accb8402817 /kernel/trace/trace_kprobe.c | |
parent | ftrace: Cleanup regex_lock and ftrace_lock around hash updating (diff) | |
download | linux-cce2c8f26704529f592fc124c7c6ad399940dc5d.tar.xz linux-cce2c8f26704529f592fc124c7c6ad399940dc5d.zip |
tracing/kprobes: Fix to increment return event probe hit-count
Fix to increment probe hit-count for function return event.
Link: http://lkml.kernel.org/r/20130509054424.30398.34058.stgit@mhiramat-M0-7522
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Tom Zanussi <tom.zanussi@intel.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_kprobe.c')
-rw-r--r-- | kernel/trace/trace_kprobe.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 1865d5f76538..69286337fd7e 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -767,6 +767,8 @@ static __kprobes void kretprobe_trace_func(struct kretprobe_instance *ri, unsigned long irq_flags; struct ftrace_event_call *call = &tp->call; + tp->nhit++; + local_save_flags(irq_flags); pc = preempt_count(); |