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=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 31EB0C3A5A2 for ; Fri, 20 Sep 2019 19:26:31 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 08E1D2080F for ; Fri, 20 Sep 2019 19:26:30 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 08E1D2080F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:34956 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iBOY1-0005dk-TN for qemu-devel@archiver.kernel.org; Fri, 20 Sep 2019 15:26:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60847) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iBOX0-0004gs-DY for qemu-devel@nongnu.org; Fri, 20 Sep 2019 15:25:28 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iBOWy-0006rq-FY for qemu-devel@nongnu.org; Fri, 20 Sep 2019 15:25:26 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59714) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iBOWt-0006qV-UB; Fri, 20 Sep 2019 15:25:20 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 389FC10DCC8B; Fri, 20 Sep 2019 19:25:19 +0000 (UTC) Received: from [10.3.112.12] (ovpn-112-12.phx2.redhat.com [10.3.112.12]) by smtp.corp.redhat.com (Postfix) with ESMTP id 977CA5D6B0; Fri, 20 Sep 2019 19:25:15 +0000 (UTC) Subject: Re: [RFC 4/4] ahci media error reporting To: John Snow , Kevin Wolf References: <20190919194847.18518-1-tasleson@redhat.com> <20190919194847.18518-5-tasleson@redhat.com> <20190920084327.GB5458@localhost.localdomain> <5ffcd3c0-eaa6-acdb-8c70-8ebb6b559c53@redhat.com> From: Tony Asleson Organization: Red Hat Message-ID: <549bb50e-7300-48e7-4de6-47976770b9ca@redhat.com> Date: Fri, 20 Sep 2019 14:25:14 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <5ffcd3c0-eaa6-acdb-8c70-8ebb6b559c53@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.64]); Fri, 20 Sep 2019 19:25:19 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: tasleson@redhat.com Cc: qemu-devel , Qemu-block Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 9/20/19 11:18 AM, John Snow wrote: > For sure -- I handle the normative cases, but I don't test what happens > if you issue an unsupported NCQ command. (I don't know what real > hardware does right now, either. I'm sure I could read the spec and find > out, but don't have a testing setup that lets me analyze real hardware > anymore.) Regardless of what actual hardware does, it's always good to see what the spec says as hardware folks get it wrong too sometimes :-) -Tony