RCU pathwalk breakage when running into a symlink overmounting something

[firefly-linux-kernel-4.4.55.git] / fs / drop_caches.c

diff --git a/fs/drop_caches.c b/fs/drop_caches.c
index 98b77c89494caf7c364272194316d431e10cfcef..c00e055b62820945bef291fa68b145a4d7145667 100644 (file)
--- a/fs/drop_caches.c
+++ b/fs/drop_caches.c
@@ -40,9 +40,12 @@ static void drop_pagecache_sb(struct super_block *sb, void *unused)
 static void drop_slab(void)
 {
        int nr_objects;
+       struct shrink_control shrink = {
+               .gfp_mask = GFP_KERNEL,
+       };
 
        do {
-               nr_objects = shrink_slab(1000, GFP_KERNEL, 1000);
+               nr_objects = shrink_slab(&shrink, 1000, 1000);
        } while (nr_objects > 10);
 }