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| author | Li Zefan <lizf@cn.fujitsu.com> | 2009-01-07 18:07:34 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-08 08:31:02 -0800 |
| commit | cae7a366f77ea5c9f54ae98c5fc65056877a89ed (patch) | |
| tree | ccc298456ee5c1d1e83bcce5f66a53a9d6a1a521 /kernel/ns_cgroup.c | |
| parent | 75139b8274c3e30354daea623f14b43a482a0bb5 (diff) | |
| download | lwn-cae7a366f77ea5c9f54ae98c5fc65056877a89ed.tar.gz lwn-cae7a366f77ea5c9f54ae98c5fc65056877a89ed.zip | |
ns_cgroup: remove unused spinlock
I happened to find the spinlock in struct ns_cgroup is never used.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Paul Menage <menage@google.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/ns_cgroup.c')
| -rw-r--r-- | kernel/ns_cgroup.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/kernel/ns_cgroup.c b/kernel/ns_cgroup.c index 43c2111cd54d..78bc3fdac0d2 100644 --- a/kernel/ns_cgroup.c +++ b/kernel/ns_cgroup.c @@ -13,7 +13,6 @@ struct ns_cgroup { struct cgroup_subsys_state css; - spinlock_t lock; }; struct cgroup_subsys ns_subsys; @@ -84,7 +83,6 @@ static struct cgroup_subsys_state *ns_create(struct cgroup_subsys *ss, ns_cgroup = kzalloc(sizeof(*ns_cgroup), GFP_KERNEL); if (!ns_cgroup) return ERR_PTR(-ENOMEM); - spin_lock_init(&ns_cgroup->lock); return &ns_cgroup->css; } |