Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932690AbVKZDbP (ORCPT ); Fri, 25 Nov 2005 22:31:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932715AbVKZDbP (ORCPT ); Fri, 25 Nov 2005 22:31:15 -0500 Received: from ns.ustc.edu.cn ([202.38.64.1]:10892 "EHLO mx1.ustc.edu.cn") by vger.kernel.org with ESMTP id S932690AbVKZDbO (ORCPT ); Fri, 25 Nov 2005 22:31:14 -0500 Date: Sat, 26 Nov 2005 11:39:55 +0800 From: Wu Fengguang To: "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org, Andrew Morton , mingo@elte.hu, levon@movementarian.org Subject: Re: BUG: spinlock recursion on 2.6.14-mm2 when oprofiling Message-ID: <20051126033955.GC7226@mail.ustc.edu.cn> Mail-Followup-To: Wu Fengguang , "Paul E. McKenney" , linux-kernel@vger.kernel.org, Andrew Morton , mingo@elte.hu, levon@movementarian.org References: <20051118152101.GA4690@mail.ustc.edu.cn> <20051125220117.GA1836@us.ibm.com> <20051125232829.GA2405@us.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20051125232829.GA2405@us.ibm.com> User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 723 Lines: 17 On Fri, Nov 25, 2005 at 03:28:29PM -0800, Paul E. McKenney wrote: > And here is an alternative patch that assumes that the answer to both > questions above is "no". It is shorter, though mostly due to use of > the list_splice_init() and list_for_each_entry_safe() primitives. Ok, I'll try it. But it may take time. Currently I'm running oprofile on linux-2.6.15-rc2-mm1. It seems the bug is not quite reproducible. I'll report again if there are any new findings. Thanks, Wu - 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/