drm/ttm: use NUM_PAGES_TO_ALLOC always
authorRoger He <Hongbo.He@amd.com>
Tue, 21 Nov 2017 01:58:26 +0000 (09:58 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 5 Dec 2017 19:37:05 +0000 (14:37 -0500)
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>
drivers/gpu/drm/ttm/ttm_page_alloc.c

index 8d7172e..dca4d83 100644 (file)
@@ -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);