diff options
author | Hugh Dickins <hughd@google.com> | 2016-01-14 15:21:37 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-14 16:00:49 -0800 |
commit | 686739f6af5e8d5687ffebbf1193ff066aada6d9 (patch) | |
tree | efb5e9dbd6cdc5be2e8072ea81651bc0a13aecdc /mm/vmstat.c | |
parent | ef12947c9c5a96af549c49f10e5503f0612a397c (diff) |
memcg: avoid vmpressure oops when memcg disabled
A CONFIG_MEMCG=y kernel booted with "cgroup_disable=memory" crashes on a
NULL memcg (but non-NULL root_mem_cgroup) when vmpressure kicks in.
Here's the patch I use to avoid that, but you might prefer a test on
mem_cgroup_disabled() somewhere.
Signed-off-by: Hugh Dickins <hughd@google.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: David S. Miller <davem@davemloft.net>
Cc: Vladimir Davydov <vdavydov@virtuozzo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmstat.c')
0 files changed, 0 insertions, 0 deletions