Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423779AbWKFK0Y (ORCPT ); Mon, 6 Nov 2006 05:26:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1423782AbWKFK0X (ORCPT ); Mon, 6 Nov 2006 05:26:23 -0500 Received: from mail.gmx.de ([213.165.64.20]:44209 "HELO mail.gmx.net") by vger.kernel.org with SMTP id S1423779AbWKFK0X (ORCPT ); Mon, 6 Nov 2006 05:26:23 -0500 X-Authenticated: #14349625 Subject: Re: realtime-preempt patch-2.6.18-rt7 oops From: Mike Galbraith To: Ingo Molnar Cc: Rui Nuno Capela , Daniel Walker , linux-kernel@vger.kernel.org, Karsten Wiese In-Reply-To: <20061106101117.GA20616@elte.hu> References: <454BC8D1.1020001@rncbc.org> <454BF608.20803@rncbc.org> <454C714B.8030403@rncbc.org> <454E0976.8030303@rncbc.org> <454E15B0.2050008@rncbc.org> <1162742535.2750.23.camel@localhost.localdomain> <454E2FC1.4040700@rncbc.org> <1162797896.6126.5.camel@Homer.simpson.net> <20061106093815.GB14388@elte.hu> <1162807371.13579.4.camel@Homer.simpson.net> <20061106101117.GA20616@elte.hu> Content-Type: text/plain Date: Mon, 06 Nov 2006 11:26:35 +0100 Message-Id: <1162808795.23683.2.camel@Homer.simpson.net> Mime-Version: 1.0 X-Mailer: Evolution 2.6.0 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 948 Lines: 29 On Mon, 2006-11-06 at 11:11 +0100, Ingo Molnar wrote: > * Mike Galbraith wrote: > > > > could you try the patch below, does it help? (a quick review seems > > > to suggest that all codepaths protected by kretprobe_lock are > > > atomic) > > > > Ah, so I did do the right thing. Besides the oops, I was getting a > > pretty frequent non-deadly... > > yeah ... > > > ...so turned it back into a non-sleeping lock. > > > > You forgot kprobes.h > > so the patch solves this problem for you? Yeah, seems to. I'll let it run make check in a loop for a while to make sure the fatal oops stays gone too though. If you don't hear from me, all is peachy (it will be methinks) -Mike - 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/