From: Michal Hocko <mhocko@xxxxxxxx>
watermark check should use classzone_idx rather than high_zoneidx
to check reserves against the correct (preferred) zone.
Signed-off-by: Michal Hocko <mhocko@xxxxxxxx>
---
mm/page_alloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 0d9008042efa..620ec002aea2 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3496,7 +3496,7 @@ should_reclaim_retry(gfp_t gfp_mask, unsigned order,
* available?
*/
if (__zone_watermark_ok(zone, order, min_wmark_pages(zone),
- ac->high_zoneidx, alloc_flags, available)) {
+ ac_classzone_idx(ac), alloc_flags, available)) {
/*
* If we didn't make any progress and have a lot of
* dirty + writeback pages then we should wait for
--
2.8.1
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