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drm/ttm: use NUM_PAGES_TO_ALLOC always 

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Roger He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Roger He 2017-11-21 09:58:26 +08:00 committed by Alex Deucher
parent 8cdbad98c5
commit f991c0ec2b
1 changed files with 1 additions and 2 deletions
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3
drivers/gpu/drm/ttm/ttm_page_alloc.c
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@ -510,8 +510,7 @@ static int ttm_alloc_new_pages(struct list_head *pages, gfp_t gfp_flags,
int r = 0;
unsigned i, j, cpages;
unsigned npages = 1 << order;
unsigned max_cpages = min(count,
(unsigned)(PAGE_SIZE/sizeof(struct page *)));
unsigned max_cpages = min(count, (unsigned)NUM_PAGES_TO_ALLOC);
/* allocate array for page caching change */
caching_array = kmalloc(max_cpages*sizeof(struct page *), GFP_KERNEL);