evie/android_kernel_oneplus_msm8998
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ion_page_pool: Remove GFP_COMP from page allocation mask

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Using GFP_COMP to create compound pages prevents split_pages from being
used to split an order > 0 page into order 0 pages.

Required for future changes to the system_heap allocation algorithm.

Change-Id: I5ab82f717bb003e074124e1ffae3f112c405bc2b
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
This commit is contained in:
Patrick Daly 2016-04-18 19:50:59 -07:00
parent 77b806f71f
commit c939cf82c6
1 changed files with 1 additions and 3 deletions
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4
drivers/staging/android/ion/ion_page_pool.c
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@ -132,8 +132,6 @@ void ion_page_pool_free(struct ion_page_pool *pool, struct page *page)
{
int ret;
BUG_ON(pool->order != compound_order(page));
ret = ion_page_pool_add(pool, page);
if (ret)
ion_page_pool_free_pages(pool, page);
@ -200,7 +198,7 @@ struct ion_page_pool *ion_page_pool_create(struct device *dev, gfp_t gfp_mask,
pool->low_count = 0;
INIT_LIST_HEAD(&pool->low_items);
INIT_LIST_HEAD(&pool->high_items);
pool->gfp_mask = gfp_mask | __GFP_COMP;
pool->gfp_mask = gfp_mask;
pool->order = order;
mutex_init(&pool->mutex);
plist_node_init(&pool->list, order);