From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755751Ab0JUJIG (ORCPT ); Thu, 21 Oct 2010 05:08:06 -0400 Received: from moutng.kundenserver.de ([212.227.126.186]:54001 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752376Ab0JUJIE (ORCPT ); Thu, 21 Oct 2010 05:08:04 -0400 From: Arnd Bergmann To: Jan Harkes Subject: Re: [RFC][PATCH 0/3] Coda: remove BKL Date: Thu, 21 Oct 2010 11:08:41 +0200 User-Agent: KMail/1.12.2 (Linux/2.6.35-16-generic; KDE/4.3.2; x86_64; ; ) Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org References: <1287606184-26889-1-git-send-email-jaharkes@cs.cmu.edu> In-Reply-To: <1287606184-26889-1-git-send-email-jaharkes@cs.cmu.edu> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Message-Id: <201010211108.41320.arnd@arndb.de> X-Provags-ID: V02:K0:pDxmcIOLywiHWNDR5if+M8xrQ4SByq0oSSuqC51uNrk rCRsyPjPFr7qXPhqIIpuiDxVdrZFBS5mfLh4o5t3MqX1Vntdpk ZPP8qWmz/urQreaxtmiPiSebtXpRoN/cYW2lAK9pUw9kuLrBpX qQRdaTo4JCztf1lJ4BA23DPOr/LMfB/5+/TJAaBQQAGawuHJEr cxMJ8qnkj1EZTDknKBUcQ== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday 20 October 2010, Jan Harkes wrote: > The following three patches remove the big kernel lock from the Coda > file system kernel module. We initially add a spinlock to protect the > Coda-specific inode data. After this we can push the BKL all the way > down to where the requests are queued for the userspace Coda cache > manager process and finally we replace the remaining BKL uses with a > mutex that protects the upcall queues. Very nice! Are you pushing this to Linus or should I take care of it along with the other file systems? This patch is larger than most of the others, but I can add it to my bkl/vfs tree if you like. Arnd