Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph...

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

diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index 2f586b0e5e0fb8fadf848b4ecf021a1ad0486efe..2eb43f211325860a9d8c4eb870fa32c494568966 100644 (file)
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -618,6 +618,11 @@ bad_cap:
 
 static void destroy_caches(void)
 {
+       /*
+        * Make sure all delayed rcu free inodes are flushed before we
+        * destroy cache.
+        */
+       rcu_barrier();
        kmem_cache_destroy(ceph_inode_cachep);
        kmem_cache_destroy(ceph_cap_cachep);
        kmem_cache_destroy(ceph_dentry_cachep);