diff options
| author | Eric Paris <eparis@redhat.com> | 2009-05-21 17:01:29 -0400 |
|---|---|---|
| committer | Eric Paris <eparis@redhat.com> | 2009-06-11 14:57:53 -0400 |
| commit | c28f7e56e9d95fb531dc3be8df2e7f52bee76d21 (patch) | |
| tree | efce13ed8c4f5b312ef0b77950489d52ef5a039a /include/linux/dcache.h | |
| parent | 3be25f49b9d6a97eae9bcb96d3292072b7658bd8 (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 'include/linux/dcache.h')
| -rw-r--r-- | include/linux/dcache.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 15156364d196..97978004338d 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -180,10 +180,12 @@ d_iput: no no no yes #define DCACHE_REFERENCED 0x0008 /* Recently used, don't discard. */ #define DCACHE_UNHASHED 0x0010 -#define DCACHE_INOTIFY_PARENT_WATCHED 0x0020 /* Parent inode is watched */ +#define DCACHE_INOTIFY_PARENT_WATCHED 0x0020 /* Parent inode is watched by inotify */ #define DCACHE_COOKIE 0x0040 /* For use by dcookie subsystem */ +#define DCACHE_FSNOTIFY_PARENT_WATCHED 0x0080 /* Parent inode is watched by some fsnotify listener */ + extern spinlock_t dcache_lock; extern seqlock_t rename_lock; |