linux-kernel - [PATCH 2/5] sched: task_tick_rt: remove the obsolete ->signal != NULL check

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Message-ID: <20100610230948.GA25911@redhat.com>
Date:	Fri, 11 Jun 2010 01:09:48 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Stanislaw Gruszka <sgruszka@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/5] sched: task_tick_rt: remove the obsolete ->signal !=
	NULL check

Remove the obsolete ->signal != NULL check in watchdog().
Since ea6d290c ->signal can't be NULL.

Signed-off-by: Oleg Nesterov <oleg@...hat.com>
---

 kernel/sched_rt.c |    3 ---
 1 file changed, 3 deletions(-)

--- 35-rc2/kernel/sched_rt.c~2_WD_DONT_CK_SIGNAL	2010-06-11 00:47:34.000000000 +0200
+++ 35-rc2/kernel/sched_rt.c	2010-06-11 01:07:25.000000000 +0200
@@ -1663,9 +1663,6 @@ static void watchdog(struct rq *rq, stru
 {
 	unsigned long soft, hard;
 
-	if (!p->signal)
-		return;
-
 	/* max may change after cur was read, this will be fixed next tick */
 	soft = task_rlimit(p, RLIMIT_RTTIME);
 	hard = task_rlimit_max(p, RLIMIT_RTTIME);

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