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>

diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c
index 8d7172e..dca4d83 100644 (file)
--- a/drivers/gpu/drm/ttm/ttm_page_alloc.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c
@@ -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);