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Message-Id: <1303963411-2064-3-git-send-email-john.stultz@linaro.org>
Date:	Wed, 27 Apr 2011 21:03:30 -0700
From:	John Stultz <john.stultz@...aro.org>
To:	LKML <linux-kernel@...r.kernel.org>
Cc:	John Stultz <john.stultz@...aro.org>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	David Rientjes <rientjes@...gle.com>,
	Dave Hansen <dave@...ux.vnet.ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org
Subject: [PATCH 2/3] comm: timerstats: Protect task->comm access by using get_task_comm()

Converts the timerstats code to use get_task_comm for protected
comm access.

CC: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
CC: David Rientjes <rientjes@...gle.com>
CC: Dave Hansen <dave@...ux.vnet.ibm.com>
CC: Andrew Morton <akpm@...ux-foundation.org>
CC: linux-mm@...ck.org
Signed-off-by: John Stultz <john.stultz@...aro.org>
---
 kernel/timer.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/timer.c b/kernel/timer.c
index fd61986..85308fb 100644
--- a/kernel/timer.c
+++ b/kernel/timer.c
@@ -379,7 +379,7 @@ void __timer_stats_timer_set_start_info(struct timer_list *timer, void *addr)
 		return;
 
 	timer->start_site = addr;
-	memcpy(timer->start_comm, current->comm, TASK_COMM_LEN);
+	get_task_comm(timer->start_comm, current);
 	timer->start_pid = current->pid;
 }
 
-- 
1.7.3.2.146.gca209

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