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author | Vladimir Davydov <vdavydov@parallels.com> | 2015-02-10 23:11:44 +0100 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-10 23:30:34 +0100 |
commit | 3e0350a36414a73c5c2d1e354f8c0ab4ace1296d (patch) | |
tree | 70d8c13dd7f32f684f0f3653fe5616c43b8726b5 /mm/memcontrol.c | |
parent | memcg: zap __memcg_{charge,uncharge}_slab (diff) | |
download | linux-3e0350a36414a73c5c2d1e354f8c0ab4ace1296d.tar.xz linux-3e0350a36414a73c5c2d1e354f8c0ab4ace1296d.zip |
memcg: zap memcg_name argument of memcg_create_kmem_cache
Instead of passing the name of the memory cgroup which the cache is
created for in the memcg_name_argument, let's obtain it immediately in
memcg_create_kmem_cache.
Signed-off-by: Vladimir Davydov <vdavydov@parallels.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memcontrol.c')
-rw-r--r-- | mm/memcontrol.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index e229e3ad615c..baf7eb27e3ae 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -2607,8 +2607,6 @@ void memcg_update_array_size(int num) static void memcg_register_cache(struct mem_cgroup *memcg, struct kmem_cache *root_cache) { - static char memcg_name_buf[NAME_MAX + 1]; /* protected by - memcg_slab_mutex */ struct kmem_cache *cachep; int id; @@ -2624,8 +2622,7 @@ static void memcg_register_cache(struct mem_cgroup *memcg, if (cache_from_memcg_idx(root_cache, id)) return; - cgroup_name(memcg->css.cgroup, memcg_name_buf, NAME_MAX + 1); - cachep = memcg_create_kmem_cache(memcg, root_cache, memcg_name_buf); + cachep = memcg_create_kmem_cache(memcg, root_cache); /* * If we could not create a memcg cache, do not complain, because * that's not critical at all as we can always proceed with the root |