From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261603AbUKONqf (ORCPT ); Mon, 15 Nov 2004 08:46:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261601AbUKONqe (ORCPT ); Mon, 15 Nov 2004 08:46:34 -0500 Received: from blackhole.sk ([212.89.236.103]:44697 "EHLO blackhole.websupport.sk") by vger.kernel.org with ESMTP id S261600AbUKONqV (ORCPT ); Mon, 15 Nov 2004 08:46:21 -0500 Date: Mon, 15 Nov 2004 14:46:15 +0100 From: stanojr@blackhole.websupport.sk To: Jan Kara Cc: linux-kernel@vger.kernel.org Subject: Re: quota deadlock Message-ID: <20041115134615.GA10269@blackhole.websupport.sk> References: <20041112173118.GC17928@blackhole.websupport.sk> <20041115122050.GA1442@atrey.karlin.mff.cuni.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20041115122050.GA1442@atrey.karlin.mff.cuni.cz> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org hello, i tried your patch using reiserfs and ext2 with 2.6.10-rc2 and it works like a charm :) thanks stanojr On Mon, Nov 15, 2004 at 01:20:50PM +0100, Jan Kara wrote: > Hello, > > > my english sucks, so i'll be brief. > > heavy write access to partition with quota enabled causes deadlock. if > > processes try to access the deadlocked partition they > > simply have no response and cannot be killed with SIGKILL. i've been > > testing with reiserfs and ext2 on 2.6.9 kernel. > Could you try attached patch? Can you reproduce the deadlock with it > (if so, please send me the dump of the processes). The patch reworks > substantially the locking and should solve the problems you observe. > It is against current -linus tree but should probably apply well to > 2.6.10-rc1. > > Thanks for testing > Honza