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ion: free low memory from page pools first

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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>
This commit is contained in:
Colin Cross
2013-11-21 18:56:37 -08:00
parent fc04e484c3
commit b928ad649c
1 changed files with 3 additions and 3 deletions
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6
drivers/staging/android/ion/ion_page_pool.c
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@@ -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;