From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752887Ab3EIFsz (ORCPT ); Thu, 9 May 2013 01:48:55 -0400 Received: from mail4.hitachi.co.jp ([133.145.228.5]:35250 "EHLO mail4.hitachi.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751983Ab3EIFrE (ORCPT ); Thu, 9 May 2013 01:47:04 -0400 X-AuditID: 85900ec0-d1ac5b900000151e-8d-518b3854b32e Subject: [PATCH 04/11] [BUGFIX] tracing/kprobes: Fix to increment return event probe hit-count To: linux-kernel@vger.kernel.org, Steven Rostedt From: Masami Hiramatsu Cc: Srikar Dronamraju , Frederic Weisbecker , yrl.pp-manager.tt@hitachi.com, Oleg Nesterov , Ingo Molnar , Tom Zanussi Date: Thu, 09 May 2013 14:44:24 +0900 Message-ID: <20130509054424.30398.34058.stgit@mhiramat-M0-7522> In-Reply-To: <20130509054405.30398.73831.stgit@mhiramat-M0-7522> References: <20130509054405.30398.73831.stgit@mhiramat-M0-7522> User-Agent: StGit/0.15 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fix to increment probe hit-count for function return event. Signed-off-by: Masami Hiramatsu Cc: Steven Rostedt Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Tom Zanussi Cc: Oleg Nesterov Cc: Srikar Dronamraju --- kernel/trace/trace_kprobe.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 1865d5f..6928633 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();