Commit 7ce605d9 authored May 27, 2011 by Sage Weil Committed by Al Viro May 28, 2011

ncpfs: document dentry_unhash usage



ncpfs returns EBUSY if there are any references to the directory.  The
dentry_unhash call only unhashes the dentry if there are no references.

CC: Petr Vandrovec <petr@vandrovec.name>
CC: linux-kernel@vger.kernel.org
Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

parent 55e5b7e0

fs/ncpfs/dir.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -1033,8 +1033,11 @@ static int ncp_rmdir(struct inode dir, struct dentry dentry)
		DPRINTK("ncp_rmdir: removing %s/%s\n",
		dentry->d_parent->d_name.name, dentry->d_name.name);

		/*
		* fail with EBUSY if there are still references to this
		* directory.
		*/
		dentry_unhash(dentry);

		error = -EBUSY;
		if (!d_unhashed(dentry))
		goto out;