From: Li Zefan <lizefan@huawei.com>
To: Tejun Heo <tj@kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
Cgroups <cgroups@vger.kernel.org>,
Containers <containers@lists.linux-foundation.org>,
Glauber Costa <glommer@parallels.com>
Subject: [PATCH 01/10] cpuset: remove redundant check in cpuset_cpus_allowed_fallback()
Date: Fri, 19 Apr 2013 20:25:33 +0800 [thread overview]
Message-ID: <517137BD.4060203@huawei.com> (raw)
In-Reply-To: <517137A7.4020605@huawei.com>
task_cs() will never return NULL.
Signed-off-by: Li Zefan <lizefan@huawei.com>
---
kernel/cpuset.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 866d78e..4a62dcc 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -2259,8 +2259,7 @@ void cpuset_cpus_allowed_fallback(struct task_struct *tsk)
rcu_read_lock();
cs = task_cs(tsk);
- if (cs)
- do_set_cpus_allowed(tsk, cs->cpus_allowed);
+ do_set_cpus_allowed(tsk, cs->cpus_allowed);
rcu_read_unlock();
/*
--
1.8.0.2
next prev parent reply other threads:[~2013-04-19 12:25 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-19 12:25 [PATCH 00/10] cpuset: implement sane hierarchy behaviors Li Zefan
2013-04-19 12:25 ` Li Zefan [this message]
2013-04-19 12:25 ` [PATCH 02/10] cpuset: cleanup guarantee_online_{cpus|mems}() Li Zefan
2013-04-19 12:26 ` [PATCH 03/10] cpuset: remove unnecessary variable in cpuset_attach() Li Zefan
2013-04-19 12:26 ` [PATCH 04/10] cpuset: remove cpuset_test_cpumask() Li Zefan
2013-04-19 18:27 ` Tejun Heo
2013-04-19 12:27 ` [PATCH 05/10] cpuset: don't update tasks' cpumask and nodemask in an empty cpuset Li Zefan
2013-04-19 18:36 ` Tejun Heo
2013-04-20 1:06 ` Li Zefan
2013-04-21 1:42 ` Tejun Heo
2013-04-19 12:27 ` [PATCH 06/10] cpuset: re-structure update_cpumask() a bit Li Zefan
2013-04-19 12:28 ` [PATCH 07/10] cpuset: record old_mems_allowed in struct cpuset Li Zefan
2013-04-19 12:28 ` [PATCH 08/10] cpuset: introduce effective_{cpumask|nodemask}_cpuset() Li Zefan
2013-04-19 12:29 ` [PATCH 09/10] cpuset: allow to keep tasks in empty cpusets Li Zefan
2013-04-19 20:58 ` Tejun Heo
2013-04-20 1:22 ` Li Zefan
2013-04-21 1:41 ` Tejun Heo
2013-04-19 12:29 ` [PATCH 10/10] cpuset: allow to move tasks to " Li Zefan
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