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authorEric Paris <eparis@redhat.com>2009-12-17 21:24:34 -0500
committerEric Paris <eparis@redhat.com>2010-07-28 09:59:02 -0400
commit9e66e4233db9c7e31e9ee706be2c9ddd54cf99b3 (patch)
tree9d778b358fb6e5f02fb2cf634c2163f34982b7dd /fs/notify/fanotify/fanotify_user.c
parentc4ec54b40d33f8016fea970a383cc584dd0e6019 (diff)
fanotify: permissions and blocking
This is the backend work needed for fanotify to support the new FS_OPEN_PERM and FS_ACCESS_PERM fsnotify events. This is done using the new fsnotify secondary queue. No userspace interface is provided actually respond to or request these events. Signed-off-by: Eric Paris <eparis@redhat.com>
Diffstat (limited to 'fs/notify/fanotify/fanotify_user.c')
-rw-r--r--fs/notify/fanotify/fanotify_user.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c
index 84d3e2047de..09d9bdb62af 100644
--- a/fs/notify/fanotify/fanotify_user.c
+++ b/fs/notify/fanotify/fanotify_user.c
@@ -482,6 +482,11 @@ SYSCALL_DEFINE3(fanotify_init, unsigned int, flags, unsigned int, event_f_flags,
return PTR_ERR(group);
group->priority = priority;
+#ifdef CONFIG_FANOTIFY_ACCESS_PERMISSIONS
+ mutex_init(&group->fanotify_data.access_mutex);
+ init_waitqueue_head(&group->fanotify_data.access_waitq);
+ INIT_LIST_HEAD(&group->fanotify_data.access_list);
+#endif
fd = anon_inode_getfd("[fanotify]", &fanotify_fops, group, f_flags);
if (fd < 0)