Merge branch 'for-linus' of git://git.infradead.org/users/eparis/notify

* 'for-linus' of git://git.infradead.org/users/eparis/notify: (132 commits)
  fanotify: use both marks when possible
  fsnotify: pass both the vfsmount mark and inode mark
  fsnotify: walk the inode and vfsmount lists simultaneously
  fsnotify: rework ignored mark flushing
  fsnotify: remove global fsnotify groups lists
  fsnotify: remove group->mask
  fsnotify: remove the global masks
  fsnotify: cleanup should_send_event
  fanotify: use the mark in handler functions
  audit: use the mark in handler functions
  dnotify: use the mark in handler functions
  inotify: use the mark in handler functions
  fsnotify: send fsnotify_mark to groups in event handling functions
  fsnotify: Exchange list heads instead of moving elements
  fsnotify: srcu to protect read side of inode and vfsmount locks
  fsnotify: use an explicit flag to indicate fsnotify_destroy_mark has been called
  fsnotify: use _rcu functions for mark list traversal
  fsnotify: place marks on object in order of group memory address
  vfs/fsnotify: fsnotify_close can delay the final work in fput
  fsnotify: store struct file not struct path
  ...

Fix up trivial delete/modify conflict in fs/notify/inotify/inotify.c.

1 files changed, 9 insertions, 0 deletions

diff --git a/fs/file_table.c b/fs/file_table.c
index 5c7d10ead4ad..b8a0bb63cbd7 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -230,6 +230,15 @@ static void __fput(struct file *file)
         might_sleep();
 
         fsnotify_close(file);
+
+        /*
+         * fsnotify_create_event may have taken one or more references on this
+         * file.  If it did so it left one reference for us to drop to make sure
+         * its calls to fput could not prematurely destroy the file.
+         */
+        if (atomic_long_read(&file->f_count))
+                return fput(file);
+
         /*
          * The function eventpoll_release() should be the first called
          * in the file cleanup chain.