The patch titled
memcgroup: remove a useless VM_BUG_ON()
has been removed from the -mm tree. Its filename was
memcgroup-remove-a-useless-vm_bug_on.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: memcgroup: remove a useless VM_BUG_ON()
From: Li Zefan <lizf@xxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxx>
Acked-by: Balbir Singh <balbir@xxxxxxxxxx>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memcontrol.c | 1 -
1 file changed, 1 deletion(-)
diff -puN mm/memcontrol.c~memcgroup-remove-a-useless-vm_bug_on mm/memcontrol.c
--- a/mm/memcontrol.c~memcgroup-remove-a-useless-vm_bug_on
+++ a/mm/memcontrol.c
@@ -534,7 +534,6 @@ unsigned long mem_cgroup_isolate_pages(u
if (scan >= nr_to_scan)
break;
page = pc->page;
- VM_BUG_ON(!pc);
if (unlikely(!PageLRU(page)))
continue;
_
Patches currently in -mm which might be from lizf@xxxxxxxxxxxxxx are
-
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