From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268176AbUHYRZP (ORCPT ); Wed, 25 Aug 2004 13:25:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268174AbUHYRZP (ORCPT ); Wed, 25 Aug 2004 13:25:15 -0400 Received: from S010600105aa6e9d5.gv.shawcable.net ([24.68.24.66]:10881 "EHLO spitfire.gotdns.org") by vger.kernel.org with ESMTP id S268169AbUHYRXi (ORCPT ); Wed, 25 Aug 2004 13:23:38 -0400 From: Ryan Cumming To: "Martin J. Bligh" Subject: Re: Possible dcache BUG Date: Wed, 25 Aug 2004 10:23:29 -0700 User-Agent: KMail/1.7 Cc: linux-kernel@vger.kernel.org References: <200408242233.55583.gene.heskett@verizon.net> <150920000.1093445730@[10.10.2.4]> In-Reply-To: <150920000.1093445730@[10.10.2.4]> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1405242.WGXb78emFP"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200408251023.32434.ryan@spitfire.gotdns.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --nextPart1405242.WGXb78emFP Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline On Wednesday 25 August 2004 07:55, Martin J. Bligh wrote: > This whole thread makes me think ... if we oops, shouldn't we check if > we're holding any spinlocks or semaphores, and just panic the whole > machine if so? Not sure how expensive it would be to hold that state, > but ... On preempt, wouldn't it just be a matter of checking preempt_count? -Ryan --nextPart1405242.WGXb78emFP Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQBBLMsUW4yVCW5p+qYRAnAFAJ4x6noJHenEX9RbQwhNMbyx6HYv+wCffn5D krKZNyUpJbeVwtNgxxuV05A= =Tzrz -----END PGP SIGNATURE----- --nextPart1405242.WGXb78emFP--