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| author | Li Zefan <lizf@cn.fujitsu.com> | 2008-02-23 15:24:13 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-23 17:13:25 -0800 |
| commit | 7fde4c3eb7ee68828d76a2148ed6d70b6a794add (patch) | |
| tree | de983bf2234e050cb22eb653ab9e363186d9acc7 /mm | |
| parent | 2324c5dd47233859cd7ba6272d0601f26ce60dcd (diff) | |
| download | op-kernel-dev-7fde4c3eb7ee68828d76a2148ed6d70b6a794add.zip op-kernel-dev-7fde4c3eb7ee68828d76a2148ed6d70b6a794add.tar.gz | |
memcgroup: remove a useless VM_BUG_ON()
Remove this VM_BUG_ON(), as Balbir stated:
We used to have a for loop with !list_empty() as a termination condition
and VM_BUG_ON(!pc) is a spill over. With the new loop, VM_BUG_ON(!pc) does
not make sense.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Balbir Singh <balbir@in.ibm.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
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 | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 6bded84..bb4d7ac 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -534,7 +534,6 @@ unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan, if (scan >= nr_to_scan) break; page = pc->page; - VM_BUG_ON(!pc); if (unlikely(!PageLRU(page))) continue; |
