fsnotify: kill FSNOTIFY_EVENT_FILE

Some fsnotify operations send a struct file.  This is more information than
we technically need.  We instead send a struct path in all cases instead of
sometimes a path and sometimes a file.

Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
Signed-off-by: Eric Paris <eparis@redhat.com>

1 files changed, 5 insertions, 7 deletions

diff --git a/fs/notify/fsnotify.c b/fs/notify/fsnotify.c
index 78c440c343a8..60e84fd338dd 100644
--- a/fs/notify/fsnotify.c
+++ b/fs/notify/fsnotify.c
@@ -79,15 +79,15 @@ void __fsnotify_update_child_dentry_flags(struct inode *inode)
 }
 
 /* Notify this dentry's parent about a child's events. */
-void __fsnotify_parent(struct file *file, struct dentry *dentry, __u32 mask)
+void __fsnotify_parent(struct path *path, struct dentry *dentry, __u32 mask)
 {
         struct dentry *parent;
         struct inode *p_inode;
         bool send = false;
         bool should_update_children = false;
 
-        if (file)
-                dentry = file->f_path.dentry;
+        if (!dentry)
+                dentry = path->dentry;
 
         if (!(dentry->d_flags & DCACHE_FSNOTIFY_PARENT_WATCHED))
                 return;
@@ -119,8 +119,8 @@ void __fsnotify_parent(struct file *file, struct dentry *dentry, __u32 mask)
                  * specifies these are events which came from a child. */
                 mask |= FS_EVENT_ON_CHILD;
 
-                if (file)
-                        fsnotify(p_inode, mask, file, FSNOTIFY_EVENT_FILE,
+                if (path)
+                        fsnotify(p_inode, mask, path, FSNOTIFY_EVENT_PATH,
                                  dentry->d_name.name, 0);
                 else
                         fsnotify(p_inode, mask, dentry->d_inode, FSNOTIFY_EVENT_INODE,
@@ -194,8 +194,6 @@ void fsnotify(struct inode *to_tell, __u32 mask, void *data, int data_is, const
  
         if (data_is == FSNOTIFY_EVENT_PATH)
                 mnt = ((struct path *)data)->mnt;
-        else if (data_is == FSNOTIFY_EVENT_FILE)
-                mnt = ((struct file *)data)->f_path.mnt;
 
         /* if this inode's directed listeners don't care and nothing on the vfsmount
          * listeners list cares, nothing to do */