From 97000ed48edc75268d2b38a63cfc62332a51d254 Mon Sep 17 00:00:00 2001 From: Shaohua Li Date: Tue, 19 Jul 2011 08:49:26 -0700 Subject: [PATCH] --- yaml --- r: 255003 b: refs/heads/master c: 4746efded84d7c5a9c8d64d4c6e814ff0cf9fb42 h: refs/heads/master i: 255001: eb87b75f248b5db158726ef01fd6369b8371a9b4 254999: 2d391bd2604eaa73f339b65c2d06d2151eb60fae v: v3 --- [refs] | 2 +- trunk/mm/vmscan.c | 3 ++- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/[refs] b/[refs] index a9bda9394deb..d880569da55e 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: f7b88631a89757d70192044c9d9f2e8d2fc02f2c +refs/heads/master: 4746efded84d7c5a9c8d64d4c6e814ff0cf9fb42 diff --git a/trunk/mm/vmscan.c b/trunk/mm/vmscan.c index 5ed24b94c5e6..d036e59d302b 100644 --- a/trunk/mm/vmscan.c +++ b/trunk/mm/vmscan.c @@ -2310,7 +2310,8 @@ static bool pgdat_balanced(pg_data_t *pgdat, unsigned long balanced_pages, for (i = 0; i <= classzone_idx; i++) present_pages += pgdat->node_zones[i].present_pages; - return balanced_pages > (present_pages >> 2); + /* A special case here: if zone has no page, we think it's balanced */ + return balanced_pages >= (present_pages >> 2); } /* is kswapd sleeping prematurely? */