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authorEric Paris <eparis@redhat.com>2009-05-21 17:01:29 -0400
committerEric Paris <eparis@redhat.com>2009-06-11 14:57:53 -0400
commitc28f7e56e9d95fb531dc3be8df2e7f52bee76d21 (patch)
treeefce13ed8c4f5b312ef0b77950489d52ef5a039a /fs/notify/fsnotify.h
parent3be25f49b9d6a97eae9bcb96d3292072b7658bd8 (diff)
fsnotify: parent event notification
inotify and dnotify both use a similar parent notification mechanism. We add a generic parent notification mechanism to fsnotify for both of these to use. This new machanism also adds the dentry flag optimization which exists for inotify to dnotify. Signed-off-by: Eric Paris <eparis@redhat.com> Acked-by: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/notify/fsnotify.h')
-rw-r--r--fs/notify/fsnotify.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/notify/fsnotify.h b/fs/notify/fsnotify.h
index 8ebcbe893c9..83b8ec0a8ec 100644
--- a/fs/notify/fsnotify.h
+++ b/fs/notify/fsnotify.h
@@ -17,4 +17,9 @@ extern __u32 fsnotify_mask;
extern void fsnotify_final_destroy_group(struct fsnotify_group *group);
/* run the list of all marks associated with inode and flag them to be freed */
extern void fsnotify_clear_marks_by_inode(struct inode *inode);
+/*
+ * update the dentry->d_flags of all of inode's children to indicate if inode cares
+ * about events that happen to its children.
+ */
+extern void __fsnotify_update_child_dentry_flags(struct inode *inode);
#endif /* __FS_NOTIFY_FSNOTIFY_H_ */