fsnotify: srcu to protect read side of inode and vfsmount locks

[net-next-2.6.git] / fs / notify / fsnotify.h

diff --git a/fs/notify/fsnotify.h b/fs/notify/fsnotify.h
index 204353c0f663957899d275e290aca242f0c0563d..7eed86f942ba2707abec31e99691147cc80d5cd3 100644 (file)
--- a/fs/notify/fsnotify.h
+++ b/fs/notify/fsnotify.h
@@ -6,8 +6,6 @@
 #include <linux/srcu.h>
 #include <linux/types.h>
 
-/* protects reads of fsnotify_groups */
-extern struct srcu_struct fsnotify_grp_srcu;
 /* all groups which receive inode fsnotify events */
 extern struct list_head fsnotify_inode_groups;
 /* all groups which receive vfsmount fsnotify events */
@@ -20,6 +18,11 @@ extern __u32 fsnotify_vfsmount_mask;
 /* destroy all events sitting in this groups notification queue */
 extern void fsnotify_flush_notify(struct fsnotify_group *group);
 
+/* protects reads of inode and vfsmount marks list */
+extern struct srcu_struct fsnotify_mark_srcu;
+
+extern void fsnotify_set_inode_mark_mask_locked(struct fsnotify_mark *fsn_mark,
+                                               __u32 mask);
 /* add a mark to an inode */
 extern int fsnotify_add_inode_mark(struct fsnotify_mark *mark,
                                   struct fsnotify_group *group, struct inode *inode,