Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760183Ab0FRKYR (ORCPT ); Fri, 18 Jun 2010 06:24:17 -0400 Received: from t111.niisi.ras.ru ([193.232.173.111]:34968 "EHLO t111.niisi.ras.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759218Ab0FRKYP (ORCPT ); Fri, 18 Jun 2010 06:24:15 -0400 Message-ID: <4C1B4C0A.9070506@niisi.msk.ru> Date: Fri, 18 Jun 2010 14:35:54 +0400 From: "Gleb O. Raiko" Organization: NIISI RAN User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.5) Gecko/20091204 Thunderbird/3.0 MIME-Version: 1.0 To: Ralf Baechle CC: David Daney , Jesper Nilsson , linux-mips@linux-mips.org, linux-kernel@vger.kernel.org Subject: Re: MIPS: return after handling coprocessor 2 exception References: <20100617132554.GB24162@jni.nu> <4C1A57AE.9080706@caviumnetworks.com> <4C1B263E.7070906@niisi.msk.ru> <20100618100053.GA4466@linux-mips.org> In-Reply-To: <20100618100053.GA4466@linux-mips.org> Content-Type: text/plain; charset=KOI8-R; format=flowed Content-Transfer-Encoding: 7bit X-Antivirus: Dr.Web (R) for Mail Servers on t111.niisi.ras.ru host X-Antivirus-Code: 100000 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 663 Lines: 23 On 18.06.2010 14:00, Ralf Baechle wrote: > static int default_cu2_call(struct notifier_block *nfb, unsigned long action, > void *data) > { > ... > > return NOTIFY_OK | NOTIFY_STOP; NOTIFY_STOP implies NOTIFY_OK, so return NOTIFY_STOP; shall be enough. > } > The notifier list could also be used for example by perf Or octeon cop2 handler that just sends NOTIFY_BAD for getting the same behavior. Gleb. -- 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/