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| author | Greg Thelen <gthelen@google.com> | 2015-02-12 02:25:58 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-12 04:06:02 +0300 |
| commit | 0ca44b148ef2596882742dc03ef1c3adcd40f03b (patch) | |
| tree | 5bd974396d0348cb6fd03e588302c8cc50716c98 /mm | |
| parent | 90cbc2508827e1e15dca23361c33cc26dd2b9e99 (diff) | |
| download | linux-0ca44b148ef2596882742dc03ef1c3adcd40f03b.tar.xz | |
memcg: add BUILD_BUG_ON() for string tables
Use BUILD_BUG_ON() to compile assert that memcg string tables are in sync
with corresponding enums. There aren't currently any issues with these
tables. This is just defensive.
Signed-off-by: Greg Thelen <gthelen@google.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: 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')
| -rw-r--r-- | mm/memcontrol.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 6187ca4d5dc2..dc5c4cd0afdf 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -3568,6 +3568,10 @@ static int memcg_stat_show(struct seq_file *m, void *v) struct mem_cgroup *mi; unsigned int i; + BUILD_BUG_ON(ARRAY_SIZE(mem_cgroup_stat_names) != + MEM_CGROUP_STAT_NSTATS); + BUILD_BUG_ON(ARRAY_SIZE(mem_cgroup_events_names) != + MEM_CGROUP_EVENTS_NSTATS); BUILD_BUG_ON(ARRAY_SIZE(mem_cgroup_lru_names) != NR_LRU_LISTS); for (i = 0; i < MEM_CGROUP_STAT_NSTATS; i++) { |