From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EC9F3C43381 for ; Fri, 22 Feb 2019 17:59:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A7AF620645 for ; Fri, 22 Feb 2019 17:59:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="lbQcqNDU" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727456AbfBVR7T (ORCPT ); Fri, 22 Feb 2019 12:59:19 -0500 Received: from vps0.lunn.ch ([185.16.172.187]:35024 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726498AbfBVR7T (ORCPT ); Fri, 22 Feb 2019 12:59:19 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=VNIMLPsdfbP83WfAjuBqtnSI89McHe5ljDoMF2Ok5p4=; b=lbQcqNDUsutW1GrUs0C1aUOI3f 12Di3koChyIyudLjUE5PWg4ppX3NrCyy9E9BhXoui4QOt3Bp5U+SsPdClfP3OWxNJWG6pRHKK9g27 XHbiDr4Qwspfh6Vihq5zlLVR+kvVOGZ3l1MyUXasS2vn33ZdW6TwVrBLxwlMurL79HDE=; Received: from andrew by vps0.lunn.ch with local (Exim 4.89) (envelope-from ) id 1gxF6S-0001NW-Gf; Fri, 22 Feb 2019 18:59:16 +0100 Date: Fri, 22 Feb 2019 18:59:16 +0100 From: Andrew Lunn To: Russell King - ARM Linux admin Cc: netdev , Vivien Didelot Subject: Re: [PATCH] net: dsa: mv88e6xxx: Add lockdep classes to fix false positive splat Message-ID: <20190222175916.GM5894@lunn.ch> References: <20190217181143.14817-1-andrew@lunn.ch> <20190217195524.rhc4rsvzsalptyua@shell.armlinux.org.uk> <20190222174856.tmisqn7ih3ea3xvz@shell.armlinux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190222174856.tmisqn7ih3ea3xvz@shell.armlinux.org.uk> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org > Hi Andrew, > > Do we have a way forward for this issue? Hi Russell Yes. I tested releasing the mutex around the request for the interrupt. That works. So i will submit a patchset adding both the lockdep class, and the unlock/lock pair. Andrew