[PATCH] fuse: add asynchronous request support

Add possibility for requests to run asynchronously and call an 'end' callback
when finished.

With this, the special handling of the INIT and RELEASE requests can be
cleaned up too.

Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index e6381db..1450980 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -120,6 +120,8 @@
 	FUSE_REQ_FINISHED
 };
 
+struct fuse_conn;
+
 /**
  * A request to the client
  */
@@ -186,6 +188,9 @@
 
 	/** File used in the request (or NULL) */
 	struct file *file;
+
+	/** Request completion callback */
+	void (*end)(struct fuse_conn *, struct fuse_req *);
 };
 
 /**