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authorLino Sanfilippo <LinoSanfilippo@gmx.de>2011-06-14 17:29:46 +0200
committerEric Paris <eparis@redhat.com>2012-12-11 13:29:44 -0500
commit986129520479d689962a42c31acdeaf854ac91f5 (patch)
tree0054f75371764fc0a5cc0d194ea7f85e8b94f9d8 /fs/notify/group.c
parentd8153d4d8b7b6141770e1416c4a338161205ed1b (diff)
downloadop-kernel-dev-986129520479d689962a42c31acdeaf854ac91f5.zip
op-kernel-dev-986129520479d689962a42c31acdeaf854ac91f5.tar.gz
fsnotify: introduce fsnotify_get_group()
Introduce fsnotify_get_group() which increments the reference counter of a group. Signed-off-by: Lino Sanfilippo <LinoSanfilippo@gmx.de> Signed-off-by: Eric Paris <eparis@redhat.com>
Diffstat (limited to 'fs/notify/group.c')
-rw-r--r--fs/notify/group.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/notify/group.c b/fs/notify/group.c
index cfda328..1d57c35 100644
--- a/fs/notify/group.c
+++ b/fs/notify/group.c
@@ -63,6 +63,14 @@ void fsnotify_destroy_group(struct fsnotify_group *group)
}
/*
+ * Get reference to a group.
+ */
+void fsnotify_get_group(struct fsnotify_group *group)
+{
+ atomic_inc(&group->refcnt);
+}
+
+/*
* Drop a reference to a group. Free it if it's through.
*/
void fsnotify_put_group(struct fsnotify_group *group)
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