Messages in this thread Patch in this message | | | Date | Tue, 27 Nov 2012 21:23:59 +0800 | Subject | [PATCH 1/3] balancenuma: put page if avoid migrating page | From | Hillf Danton <> |
| |
If we have to avoid migrating to a node that is nearly full, put page and return zero.
Signed-off-by: Hillf Danton <dhillf@gmail.com> ---
--- a/mm/migrate.c Tue Nov 27 20:09:38 2012 +++ b/mm/migrate.c Tue Nov 27 20:15:00 2012 @@ -1538,9 +1538,11 @@ int numamigrate_isolate_page(pg_data_t * mod_zone_page_state(page_zone(page), NR_ISOLATED_ANON + page_lru, HPAGE_PMD_NR); + return 1; }
- return 1; + put_page(page); + return 0; }
/* --
| |