diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
| commit | 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch) | |
| tree | e9891aa6c295060d065adffd610c4f49ecf884f3 /drivers/staging/android/ion/ion_system_heap.c | |
| parent | a71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff) | |
Linux-libre 4.3.2-gnu
Diffstat (limited to 'drivers/staging/android/ion/ion_system_heap.c')
| -rw-r--r-- | drivers/staging/android/ion/ion_system_heap.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/staging/android/ion/ion_system_heap.c b/drivers/staging/android/ion/ion_system_heap.c index da2a63c0a..7a7a9a047 100644 --- a/drivers/staging/android/ion/ion_system_heap.c +++ b/drivers/staging/android/ion/ion_system_heap.c @@ -212,14 +212,26 @@ static int ion_system_heap_shrink(struct ion_heap *heap, gfp_t gfp_mask, { struct ion_system_heap *sys_heap; int nr_total = 0; - int i; + int i, nr_freed; + int only_scan = 0; sys_heap = container_of(heap, struct ion_system_heap, heap); + if (!nr_to_scan) + only_scan = 1; + for (i = 0; i < num_orders; i++) { struct ion_page_pool *pool = sys_heap->pools[i]; - nr_total += ion_page_pool_shrink(pool, gfp_mask, nr_to_scan); + nr_freed = ion_page_pool_shrink(pool, gfp_mask, nr_to_scan); + nr_total += nr_freed; + + if (!only_scan) { + nr_to_scan -= nr_freed; + /* shrink completed */ + if (nr_to_scan <= 0) + break; + } } return nr_total; |