From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nick Piggin Subject: Re: Processes receive SIGSEGV if TCQ is enabled Date: Fri, 31 Oct 2003 18:37:31 +1100 Sender: linux-ide-owner@vger.kernel.org Message-ID: <3FA2113B.1020102@cyberone.com.au> References: <200310301601.55588.schlicht@uni-mannheim.de> <3FA1943A.7010300@cornell.edu> <3FA1A171.3040807@cyberone.com.au> <200310310828.41598.schlicht@uni-mannheim.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-03.iinet.net.au ([203.59.3.35]:49577 "HELO mail.iinet.net.au") by vger.kernel.org with SMTP id S263060AbTJaHhf (ORCPT ); Fri, 31 Oct 2003 02:37:35 -0500 In-Reply-To: <200310310828.41598.schlicht@uni-mannheim.de> List-Id: linux-ide@vger.kernel.org To: Thomas Schlichter Cc: Ivan Gyurdiev , Andrew Morton , B.Zolnierkiewicz@elka.pw.edu.pl, linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Thomas Schlichter wrote: >Hi, > >On Friday 31 October 2003 00:40, Nick Piggin wrote: > >>Hi, >>If you're testing IDE TCQ, please try the following patch and use the >>default io scheduler. It won't fix anything, but it poisons requests >>so we can sometimes tell if they are being used in the wrong places. >>I have seen warnings that lead me to believe this might be happening. >>Its against 2.6.0-test9-mm1. Report any stack traces you see. Thanks. >> > >OK, I tested 2.6.0-test9-mm1 + your patch, but it seems not to print any >messages or stack traces, even if many processes are killed after setting TCQ >depth to 1. > OK well thats good, its not my problem then ;) Thanks.