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authorAndreas Gruenbacher <agruen@suse.de>2009-12-18 05:24:27 +0300
committerEric Paris <eparis@redhat.com>2010-07-28 17:58:57 +0400
commitca9c726eea013394d1e846331b117effb21ead83 (patch)
treede2319fb43b4fa16d07ecbcd75022cdaf9a757e1 /include
parent0d48b7f01f442bc88a69aa98f3b6b015f2817608 (diff)
downloadlinux-ca9c726eea013394d1e846331b117effb21ead83.tar.xz
fsnotify: Infrastructure for per-mount watches
Per-mount watches allow groups to listen to fsnotify events on an entire mount. This patch simply adds and initializes the fields needed in the vfsmount struct to make this happen. Signed-off-by: Andreas Gruenbacher <agruen@suse.de> Signed-off-by: Eric Paris <eparis@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/fsnotify.h8
-rw-r--r--include/linux/fsnotify_backend.h4
2 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h
index 5184a2b786c1..06c0e50c7968 100644
--- a/include/linux/fsnotify.h
+++ b/include/linux/fsnotify.h
@@ -96,6 +96,14 @@ static inline void fsnotify_inode_delete(struct inode *inode)
}
/*
+ * fsnotify_vfsmount_delete - a vfsmount is being destroyed, clean up is needed
+ */
+static inline void fsnotify_vfsmount_delete(struct vfsmount *mnt)
+{
+ __fsnotify_vfsmount_delete(mnt);
+}
+
+/*
* fsnotify_nameremove - a filename was removed from a directory
*/
static inline void fsnotify_nameremove(struct dentry *dentry, int isdir)
diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index f21ff1bd4b5a..1af42cbfc429 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -282,6 +282,7 @@ extern void fsnotify(struct inode *to_tell, __u32 mask, void *data, int data_is,
const char *name, u32 cookie);
extern void __fsnotify_parent(struct path *path, struct dentry *dentry, __u32 mask);
extern void __fsnotify_inode_delete(struct inode *inode);
+extern void __fsnotify_vfsmount_delete(struct vfsmount *mnt);
extern u32 fsnotify_get_cookie(void);
static inline int fsnotify_inode_watches_children(struct inode *inode)
@@ -402,6 +403,9 @@ static inline void __fsnotify_parent(struct path *path, struct dentry *dentry, _
static inline void __fsnotify_inode_delete(struct inode *inode)
{}
+static inline void __fsnotify_vfsmount_delete(struct vfsmount *mnt)
+{}
+
static inline void __fsnotify_update_dcache_flags(struct dentry *dentry)
{}