Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757659AbXIQSez (ORCPT ); Mon, 17 Sep 2007 14:34:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756392AbXIQS15 (ORCPT ); Mon, 17 Sep 2007 14:27:57 -0400 Received: from e32.co.us.ibm.com ([32.97.110.150]:36750 "EHLO e32.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756326AbXIQS1w (ORCPT ); Mon, 17 Sep 2007 14:27:52 -0400 Subject: [PATCH 22/24] do_rmdir(): elevate write count To: akpm@osdl.org Cc: linux-kernel@vger.kernel.org, hch@infradead.org, Dave Hansen From: Dave Hansen Date: Mon, 17 Sep 2007 11:27:47 -0700 References: <20070917182718.70494C9B@kernel> In-Reply-To: <20070917182718.70494C9B@kernel> Message-Id: <20070917182747.9A3B809F@kernel> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 971 Lines: 31 Elevate the write count during the vfs_rmdir() call. Signed-off-by: Dave Hansen --- lxc-dave/fs/namei.c | 5 +++++ 1 file changed, 5 insertions(+) diff -puN fs/namei.c~do-rmdir-elevate-write-count fs/namei.c --- lxc/fs/namei.c~do-rmdir-elevate-write-count 2007-09-17 09:44:09.000000000 -0700 +++ lxc-dave/fs/namei.c 2007-09-17 09:44:09.000000000 -0700 @@ -2173,7 +2173,12 @@ static long do_rmdir(int dfd, const char error = PTR_ERR(dentry); if (IS_ERR(dentry)) goto exit2; + error = mnt_want_write(nd.mnt); + if (error) + goto exit3; error = vfs_rmdir(nd.dentry->d_inode, dentry); + mnt_drop_write(nd.mnt); +exit3: dput(dentry); exit2: mutex_unlock(&nd.dentry->d_inode->i_mutex); _ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/