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From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Yuanhan Liu <yuanhan.liu@linux.intel.com>
Subject: [PATCH 1/6 v2] tracing: Skip printing "OK" if failed to disable event
Date: Thu, 13 Sep 2012 23:00:13 -0400	[thread overview]
Message-ID: <20120914030232.120775554@goodmis.org> (raw)
In-Reply-To: 20120914030012.315074731@goodmis.org

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From: Yuanhan Liu <yuanhan.liu@linux.intel.com>

No acutal case found. But logically, we should skip "OK" in case any
error met.

Link: http://lkml.kernel.org/r/1346051625-25231-1-git-send-email-yuanhan.liu@linux.intel.com

Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
 kernel/trace/trace_events.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 6825d83..bbb0e63 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -1646,9 +1646,11 @@ static __init void event_trace_self_tests(void)
 		event_test_stuff();
 
 		ret = __ftrace_set_clr_event(NULL, system->name, NULL, 0);
-		if (WARN_ON_ONCE(ret))
+		if (WARN_ON_ONCE(ret)) {
 			pr_warning("error disabling system %s\n",
 				   system->name);
+			continue;
+		}
 
 		pr_cont("OK\n");
 	}
-- 
1.7.10.4



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  reply	other threads:[~2012-09-14  3:04 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-14  3:00 [PATCH 0/6 v2] [GIT PULL][3.7] tracing: cleanups and fixes Steven Rostedt
2012-09-14  3:00 ` Steven Rostedt [this message]
2012-09-14  3:00 ` [PATCH 2/6 v2] trace: Stop compiling in trace_clock unconditionally Steven Rostedt
2012-09-14  3:00 ` [PATCH 3/6 v2] ftrace/x86: Adjust x86 regs.ip as like as x86-64 Steven Rostedt
2012-09-14  3:00 ` [PATCH 4/6 v2] kprobes/x86: Fix kprobes to collectly handle IP on ftrace Steven Rostedt
2012-09-14  3:00 ` [PATCH 5/6 v2] ftrace/x86-64: Allow to change RIP in handlers Steven Rostedt
2012-09-14  3:00 ` [PATCH 6/6 v2] kprobes/x86: Fix to support jprobes on ftrace-based kprobe Steven Rostedt
2012-09-14 11:40 ` [PATCH 0/6 v2] [GIT PULL][3.7] tracing: cleanups and fixes Ingo Molnar

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