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| author | Johannes Weiner <hannes@cmpxchg.org> | 2014-12-10 15:44:58 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-12-10 17:41:09 -0800 |
| commit | 9edad6ea0f1416415f6fe31cc9d1dbc3817803ed (patch) | |
| tree | 0f734696a3f9e66ce5f43f602a78736c0ff66b68 /mm/debug.c | |
| parent | 5d1ea48bdde67898e87d6d8f511fd097fa64c749 (diff) | |
| download | linux-9edad6ea0f1416415f6fe31cc9d1dbc3817803ed.tar.gz linux-9edad6ea0f1416415f6fe31cc9d1dbc3817803ed.tar.bz2 linux-9edad6ea0f1416415f6fe31cc9d1dbc3817803ed.zip | |
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 'mm/debug.c')
| -rw-r--r-- | mm/debug.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/debug.c b/mm/debug.c index 5ce45c9a29b5..0e58f3211f89 100644 --- a/mm/debug.c +++ b/mm/debug.c @@ -95,7 +95,10 @@ void dump_page_badflags(struct page *page, const char *reason, dump_flags(page->flags & badflags, pageflag_names, ARRAY_SIZE(pageflag_names)); } - mem_cgroup_print_bad_page(page); +#ifdef CONFIG_MEMCG + if (page->mem_cgroup) + pr_alert("page->mem_cgroup:%p\n", page->mem_cgroup); +#endif } void dump_page(struct page *page, const char *reason) |