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authorAl Viro <viro@zeniv.linux.org.uk>2007-06-07 18:22:59 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2007-10-21 08:37:38 +0200
commit455434d450a358ac5bcf3fc58f8913d13c544622 (patch)
tree78cf10eabc7ed50a0b84da6b8c84c4313ea1f170
parent[PATCH] new helper - inotify_clone_watch() (diff)
downloadlinux-455434d450a358ac5bcf3fc58f8913d13c544622.tar.xz
linux-455434d450a358ac5bcf3fc58f8913d13c544622.zip
[PATCH] new helper - inotify_evict_watch()
Kicks the watch out without dropping it. Called under ->inotify_mutex Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--fs/inotify.c8
-rw-r--r--include/linux/inotify.h1
2 files changed, 9 insertions, 0 deletions
diff --git a/fs/inotify.c b/fs/inotify.c
index 4b2469bb6554..2c5b92152876 100644
--- a/fs/inotify.c
+++ b/fs/inotify.c
@@ -701,6 +701,14 @@ out:
return ret;
}
+void inotify_evict_watch(struct inotify_watch *watch)
+{
+ get_inotify_watch(watch);
+ mutex_lock(&watch->ih->mutex);
+ inotify_remove_watch_locked(watch->ih, watch);
+ mutex_unlock(&watch->ih->mutex);
+}
+
/**
* inotify_rm_wd - remove a watch from an inotify instance
* @ih: inotify handle
diff --git a/include/linux/inotify.h b/include/linux/inotify.h
index e76e2272e2ab..742b917e7d1b 100644
--- a/include/linux/inotify.h
+++ b/include/linux/inotify.h
@@ -121,6 +121,7 @@ extern __s32 inotify_find_update_watch(struct inotify_handle *, struct inode *,
extern __s32 inotify_add_watch(struct inotify_handle *, struct inotify_watch *,
struct inode *, __u32);
extern __s32 inotify_clone_watch(struct inotify_watch *, struct inotify_watch *);
+extern void inotify_evict_watch(struct inotify_watch *);
extern int inotify_rm_watch(struct inotify_handle *, struct inotify_watch *);
extern int inotify_rm_wd(struct inotify_handle *, __u32);
extern void inotify_remove_watch_locked(struct inotify_handle *,