From mboxrd@z Thu Jan 1 00:00:00 1970 From: Li Zefan Subject: [PATCH 3/6] sched: remove redundant NULL cgroup check in task_group_path() Date: Thu, 17 Jan 2013 16:03:47 +0800 Message-ID: <50F7B063.6040004@huawei.com> References: <50F7B040.2020906@huawei.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <50F7B040.2020906-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" To: Tejun Heo Cc: Peter Zijlstra , Ingo Molnar , LKML , Cgroups cpu_cgroup_css_online() is called after cgroup is fully created, and it makes this check redundant. Signed-off-by: Li Zefan --- kernel/sched/debug.c | 7 ------- 1 file changed, 7 deletions(-) diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index 2cd3c1b..38df0db 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -110,13 +110,6 @@ static char *task_group_path(struct task_group *tg) if (autogroup_path(tg, group_path, PATH_MAX)) return group_path; - /* - * May be NULL if the underlying cgroup isn't fully-created yet - */ - if (!tg->css.cgroup) { - group_path[0] = '\0'; - return group_path; - } cgroup_path(tg->css.cgroup, group_path, PATH_MAX); return group_path; } -- 1.8.0.2