[34-longterm 154/260] inotify: fix inotify oneshot support

[Paul Gortmaker]

From: Eric Paris <eparis@xxxxxxxxxx>

commit ff311008ab8d2f2cfdbbefd407d1b05acc8164b2 upstream.

During the large inotify rewrite to fsnotify I completely dropped support
for IN_ONESHOT.  Reimplement that support.

Signed-off-by: Eric Paris <eparis@xxxxxxxxxx>
Signed-off-by: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>
---
 fs/notify/inotify/inotify_fsnotify.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/fs/notify/inotify/inotify_fsnotify.c b/fs/notify/inotify/inotify_fsnotify.c
index e27960c..5d3d2a7 100644
--- a/fs/notify/inotify/inotify_fsnotify.c
+++ b/fs/notify/inotify/inotify_fsnotify.c
@@ -72,6 +72,9 @@ static int inotify_handle_event(struct fsnotify_group *group, struct fsnotify_ev
 			ret = 0;
 	}
 
+	if (entry->mask & IN_ONESHOT)
+		fsnotify_destroy_mark_by_entry(entry);
+
 	/*
 	 * If we hold the entry until after the event is on the queue
 	 * IN_IGNORED won't be able to pass this event in the queue
-- 
1.7.3.3

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