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memcg,thp: fix res_counter:96 regression
[linux-flexiantxendom0-3.2.10.git]
/
mm
/
memcontrol.c
diff --git
a/mm/memcontrol.c
b/mm/memcontrol.c
index
b659260
..
7685d4a
100644
(file)
--- a/
mm/memcontrol.c
+++ b/
mm/memcontrol.c
@@
-5481,7
+5481,7
@@
static int mem_cgroup_move_charge_pte_range(pmd_t *pmd,
* part of thp split is not executed yet.
*/
if (pmd_trans_huge_lock(pmd, vma) == 1) {
* part of thp split is not executed yet.
*/
if (pmd_trans_huge_lock(pmd, vma) == 1) {
- if (!mc.precharge) {
+ if (mc.precharge < HPAGE_PMD_NR) {
spin_unlock(&vma->vm_mm->page_table_lock);
return 0;
}
spin_unlock(&vma->vm_mm->page_table_lock);
return 0;
}