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authorGreg Thelen <gthelen@google.com>2015-10-01 15:37:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-10-01 21:42:35 -0400
commitef510194cefe0cd369ef73419cd65b0a5bb4fb5b (patch)
tree0763e369e1af60e90021edb2852da05d821f1442 /include
parent54aea4542980a3ed580426a81c5af799df4d610d (diff)
downloadlinux-ef510194cefe0cd369ef73419cd65b0a5bb4fb5b.tar.bz2
memcg: remove pcp_counter_lock
Commit 733a572e66d2 ("memcg: make mem_cgroup_read_{stat|event}() iterate possible cpus instead of online") removed the last use of the per memcg pcp_counter_lock but forgot to remove the variable. Kill the vestigial variable. Signed-off-by: Greg Thelen <gthelen@google.com> Acked-by: Michal Hocko <mhocko@suse.com> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/memcontrol.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index ad800e62cb7a..6452ff4c463f 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -242,7 +242,6 @@ struct mem_cgroup {
* percpu counter.
*/
struct mem_cgroup_stat_cpu __percpu *stat;
- spinlock_t pcp_counter_lock;
#if defined(CONFIG_MEMCG_KMEM) && defined(CONFIG_INET)
struct cg_proto tcp_mem;