diff options
| author | Johannes Weiner <hannes@cmpxchg.org> | 2014-12-11 02:44:58 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-12-11 04:41:09 +0300 |
| commit | 9edad6ea0f1416415f6fe31cc9d1dbc3817803ed (patch) | |
| tree | 0f734696a3f9e66ce5f43f602a78736c0ff66b68 /init | |
| parent | 5d1ea48bdde67898e87d6d8f511fd097fa64c749 (diff) | |
| download | linux-9edad6ea0f1416415f6fe31cc9d1dbc3817803ed.tar.xz | |
mm: move page->mem_cgroup bad page handling into generic code
Now that the external page_cgroup data structure and its lookup is
gone, let the generic bad_page() check for page->mem_cgroup sanity.
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Michal Hocko <mhocko@suse.cz>
Acked-by: Vladimir Davydov <vdavydov@parallels.com>
Acked-by: David S. Miller <davem@davemloft.net>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Tejun Heo <tj@kernel.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'init')
| -rw-r--r-- | init/Kconfig | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/init/Kconfig b/init/Kconfig index 46768752130d..7e9fbd48e2ab 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -983,18 +983,6 @@ config MEMCG Provides a memory resource controller that manages both anonymous memory and page cache. (See Documentation/cgroups/memory.txt) - Note that setting this option increases fixed memory overhead - associated with each page of memory in the system. By this, - 8(16)bytes/PAGE_SIZE on 32(64)bit system will be occupied by memory - usage tracking struct at boot. Total amount of this is printed out - at boot. - - Only enable when you're ok with these trade offs and really - sure you need the memory resource controller. Even when you enable - this, you can set "cgroup_disable=memory" at your boot option to - disable memory resource controller and you can avoid overheads. - (and lose benefits of memory resource controller) - config MEMCG_SWAP bool "Memory Resource Controller Swap Extension" depends on MEMCG && SWAP |