From: Theodore Tso Subject: Re: [PATCH 08/27] BKL: Remove BKL from ext4 filesystem Date: Mon, 9 Nov 2009 09:45:01 -0500 Message-ID: <20091109144500.GA11942@mit.edu> References: <1257156307-24175-1-git-send-email-jblunck@suse.de> <1257156307-24175-9-git-send-email-jblunck@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-fsdevel@vger.kernel.org, Matthew Wilcox , linux-kernel@vger.kernel.org, Andreas Dilger , Al Viro , linux-ext4@vger.kernel.org To: Jan Blunck Return-path: Received: from THUNK.ORG ([69.25.196.29]:36374 "EHLO thunker.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753997AbZKIOpF (ORCPT ); Mon, 9 Nov 2009 09:45:05 -0500 Content-Disposition: inline In-Reply-To: <1257156307-24175-9-git-send-email-jblunck@suse.de> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Mon, Nov 02, 2009 at 11:04:48AM +0100, Jan Blunck wrote: > The BKL is still used in ext4_put_super(), ext4_fill_super() and > ext4_remount(). All three calles are protected against concurrent calls by > the s_umount rw semaphore of struct super_block. > > Therefore the BKL is protecting nothing in this case. > > Signed-off-by: Jan Blunck Acked-by: "Theodore Ts'o" - Ted