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-rw-r--r--fs/notify/inotify/inotify_user.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index 5385d5817dd9..186722ba3894 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -75,15 +75,17 @@ struct ctl_table inotify_table[] = {
};
#endif /* CONFIG_SYSCTL */
-static inline __u32 inotify_arg_to_mask(u32 arg)
+static inline __u32 inotify_arg_to_mask(struct inode *inode, u32 arg)
{
__u32 mask;
/*
- * everything should accept their own ignored, cares about children,
- * and should receive events when the inode is unmounted
+ * Everything should accept their own ignored and should receive events
+ * when the inode is unmounted. All directories care about children.
*/
- mask = (FS_IN_IGNORED | FS_EVENT_ON_CHILD | FS_UNMOUNT);
+ mask = (FS_IN_IGNORED | FS_UNMOUNT);
+ if (S_ISDIR(inode->i_mode))
+ mask |= FS_EVENT_ON_CHILD;
/* mask off the flags used to open the fd */
mask |= (arg & (IN_ALL_EVENTS | IN_ONESHOT | IN_EXCL_UNLINK));
@@ -512,7 +514,7 @@ static int inotify_update_existing_watch(struct fsnotify_group *group,
int create = (arg & IN_MASK_CREATE);
int ret;
- mask = inotify_arg_to_mask(arg);
+ mask = inotify_arg_to_mask(inode, arg);
fsn_mark = fsnotify_find_mark(&inode->i_fsnotify_marks, group);
if (!fsn_mark)
@@ -565,7 +567,7 @@ static int inotify_new_watch(struct fsnotify_group *group,
struct idr *idr = &group->inotify_data.idr;
spinlock_t *idr_lock = &group->inotify_data.idr_lock;
- mask = inotify_arg_to_mask(arg);
+ mask = inotify_arg_to_mask(inode, arg);
tmp_i_mark = kmem_cache_alloc(inotify_inode_mark_cachep, GFP_KERNEL);
if (unlikely(!tmp_i_mark))