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authorColin Cross <ccross@android.com>2013-11-21 18:56:37 -0800
committerColin Cross <ccross@android.com>2013-12-12 15:27:09 -0800
commitb928ad649cd32b4ca5ba7429bfe897433d37dfea (patch)
treeb4aed7f7e75f68a3039f1dce8a0f2a9a3c628d5f
parentfc04e484c319b8df647886d4cf17f7c450453d1d (diff)
ion: free low memory from page pools first
When the shrinkers are called with GFP_HIGH free low memory first, it is more important to have free than high memory. Change-Id: I7ad8a9c133830f04d429c3d87b781b3e862ccedb Signed-off-by: Colin Cross <ccross@android.com>
-rw-r--r--drivers/staging/android/ion/ion_page_pool.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/staging/android/ion/ion_page_pool.c b/drivers/staging/android/ion/ion_page_pool.c
index b052ff6bf38..5a0e629c188 100644
--- a/drivers/staging/android/ion/ion_page_pool.c
+++ b/drivers/staging/android/ion/ion_page_pool.c
@@ -143,10 +143,10 @@ int ion_page_pool_shrink(struct ion_page_pool *pool, gfp_t gfp_mask,
struct page *page;
mutex_lock(&pool->mutex);
- if (high && pool->high_count) {
- page = ion_page_pool_remove(pool, true);
- } else if (pool->low_count) {
+ if (pool->low_count) {
page = ion_page_pool_remove(pool, false);
+ } else if (high && pool->high_count) {
+ page = ion_page_pool_remove(pool, true);
} else {
mutex_unlock(&pool->mutex);
break;