X-Git-Url: http://git.agner.ch/gitweb/?p=linux-drm-fsl-dcu.git;a=blobdiff_plain;f=fs%2Fsuper.c;h=938119ab8dcbc28f3f9853bc0808d6d70cd51d55;hp=5c35bc7a499e19c97b0f8eba3a91a8224a46ffe4;hb=ffe8018c3424892c9590048fc36caa6c3e0c8a76;hpb=1f73897861b8ef0be64ff4b801f8d6f830f683b5

diff --git a/fs/super.c b/fs/super.c
index 5c35bc7a499e..938119ab8dcb 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -374,6 +374,8 @@ void sync_supers(void)
 			up_read(&sb->s_umount);
 
 			spin_lock(&sb_lock);
+			/* lock was dropped, must reset next */
+			list_safe_reset_next(sb, n, s_list);
 			__put_super(sb);
 		}
 	}
@@ -405,6 +407,8 @@ void iterate_supers(void (*f)(struct super_block *, void *), void *arg)
 		up_read(&sb->s_umount);
 
 		spin_lock(&sb_lock);
+		/* lock was dropped, must reset next */
+		list_safe_reset_next(sb, n, s_list);
 		__put_super(sb);
 	}
 	spin_unlock(&sb_lock);
@@ -585,6 +589,8 @@ static void do_emergency_remount(struct work_struct *work)
 		}
 		up_write(&sb->s_umount);
 		spin_lock(&sb_lock);
+		/* lock was dropped, must reset next */
+		list_safe_reset_next(sb, n, s_list);
 		__put_super(sb);
 	}
 	spin_unlock(&sb_lock);