lkml.org 
[lkml]   [2016]   [May]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 1/2] mmotm: mm-oom-rework-oom-detection-fix
Date
From: Michal Hocko <mhocko@suse.com>

watermark check should use classzone_idx rather than high_zoneidx
to check reserves against the correct (preferred) zone.

Signed-off-by: Michal Hocko <mhocko@suse.com>
---
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
\
 
 \ /
  Last update: 2016-05-12 13:41    [W:0.042 / U:0.052 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site