diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c
index 1f32b46..d233c65 100644
--- a/drivers/gpu/drm/ttm/ttm_page_alloc.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c
@@ -394,7 +394,7 @@
 /**
  * Callback for mm to request pool to reduce number of page held.
  */
-static int ttm_pool_mm_shrink(int shrink_pages, gfp_t gfp_mask)
+static int ttm_pool_mm_shrink(struct shrinker *shrink, int shrink_pages, gfp_t gfp_mask)
 {
 	static atomic_t start_pool = ATOMIC_INIT(0);
 	unsigned i;
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index 73affb8..8dc47f1 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -267,7 +267,7 @@
  * Run memory cache shrinker.
  */
 static int
-rpcauth_cache_shrinker(int nr_to_scan, gfp_t gfp_mask)
+rpcauth_cache_shrinker(struct shrinker *shrink, int nr_to_scan, gfp_t gfp_mask)
 {
 	LIST_HEAD(free);
 	int res;