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=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 5E4A4C34021 for ; Mon, 17 Feb 2020 16:19:00 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 35FE020801 for ; Mon, 17 Feb 2020 16:19:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 35FE020801 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1j3j6S-00033D-BX; Mon, 17 Feb 2020 16:18:36 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1j3j6Q-000338-MH for xen-devel@lists.xenproject.org; Mon, 17 Feb 2020 16:18:34 +0000 X-Inumbo-ID: 247aeb32-51a1-11ea-800b-12813bfff9fa Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 247aeb32-51a1-11ea-800b-12813bfff9fa; Mon, 17 Feb 2020 16:18:33 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id A40BEBD41; Mon, 17 Feb 2020 16:18:32 +0000 (UTC) To: Andrew Cooper References: <20200214185539.7444-1-andrew.cooper3@citrix.com> From: Jan Beulich Message-ID: <6e98529f-1212-0b5a-ad11-21187353e6ab@suse.com> Date: Mon, 17 Feb 2020 17:18:31 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.4.2 MIME-Version: 1.0 In-Reply-To: <20200214185539.7444-1-andrew.cooper3@citrix.com> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH] AMD/IOMMU: Common the #732/#733 errata handling in iommu_read_log() X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Xen-devel , Wei Liu , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMTQuMDIuMjAyMCAxOTo1NSwgQW5kcmV3IENvb3BlciB3cm90ZToKPiBUaGVyZSBpcyBubyBu ZWVkIHRvIGhhdmUgYm90aCBoZWxwZXJzIGltcGxlbWVudCB0aGUgc2FtZSB3b3JrYXJvdW5kLiAg VGhlIHNpemUKPiBhbmQgbGF5b3V0IG9mIHRoZSB0aGUgRXZlbnQgYW5kIFBQUiBsb2dzIChhbmQg b3RoZXJzIGZvciB0aGF0IG1hdHRlcikgc2hhcmUgYQo+IGxvdCBvZiBjb21tb25hbGl0eS4KPiAK PiBVc2UgTUFTS19FWFRSKCkgdG8gbG9jYXRlIHRoZSBjb2RlIGZpZWxkLCBhbmQgdXNlIEFDQ0VT U19PTkNFKCkgcmF0aGVyIHRoYW4KPiBiYXJyaWVyKCkgdG8gcHJldmVudCBob2lzdGluZyBvZiB0 aGUgcmVwZWF0ZWQgcmVhZC4KPiAKPiBBdm9pZCB1bm5lY2Vzc2FyeSB6ZXJvaW5nIGJ5IG9ubHkg Y2xvYmJlcmluZyB0aGUgJ2NvZGUnIGZpZWxkIC0gdGhpcyBhbG9uZSBpcwo+IHN1ZmZpY2llbnQg dG8gc3BvdCB0aGUgZXJyYXRhIHdoZW4gdGhlIHJpbmdzIHdyYXAuCj4gCj4gU2lnbmVkLW9mZi1i eTogQW5kcmV3IENvb3BlciA8YW5kcmV3LmNvb3BlcjNAY2l0cml4LmNvbT4KClJldmlld2VkLWJ5 OiBKYW4gQmV1bGljaCA8amJldWxpY2hAc3VzZS5jb20+CndpdGggb25lIHJlbWFyayAvIGFkanVz dG1lbnQgcmVxdWVzdDoKCj4gQEAgLTMxOSwxMSArMzE5LDM2IEBAIHN0YXRpYyBpbnQgaW9tbXVf cmVhZF9sb2coc3RydWN0IGFtZF9pb21tdSAqaW9tbXUsCj4gIAo+ICAgICAgd2hpbGUgKCB0YWls ICE9IGxvZy0+aGVhZCApCj4gICAgICB7Cj4gLSAgICAgICAgLyogcmVhZCBldmVudCBsb2cgZW50 cnkgKi8KPiAtICAgICAgICBlbnRyeSA9IGxvZy0+YnVmZmVyICsgbG9nLT5oZWFkOwo+ICsgICAg ICAgIHVpbnQzMl90ICplbnRyeSA9IGxvZy0+YnVmZmVyICsgbG9nLT5oZWFkOwo+ICsgICAgICAg IHVuc2lnbmVkIGludCBjb3VudCA9IDA7Cj4gKwo+ICsgICAgICAgIC8qIEV2ZW50IGFuZCBQUFIg bG9ncyBoYXZlIHRoZWlyIGNvZGUgZmllbGQgaW4gdGhlIHNhbWUgcG9zaXRpb24uICovCj4gKyAg ICAgICAgdW5zaWduZWQgaW50IGNvZGUgPSBNQVNLX0VYVFIoZW50cnlbMV0sIElPTU1VX0VWRU5U X0NPREVfTUFTSyk7Cj4gKwo+ICsgICAgICAgIC8qCj4gKyAgICAgICAgICogV29ya2Fyb3VuZCBm b3IgZXJyYXRhICM3MzIsICM3MzM6Cj4gKyAgICAgICAgICoKPiArICAgICAgICAgKiBJdCBjYW4g aGFwcGVuIHRoYXQgdGhlIHRhaWwgcG9pbnRlciBpcyB1cGRhdGVkIGJlZm9yZSB0aGUgYWN0dWFs Cj4gKyAgICAgICAgICogZW50cnkgZ290IHdyaXR0ZW4uIEFzIHN1Z2dlc3RlZCBieSBSZXZHdWlk ZSwgd2UgaW5pdGlhbGl6ZSB0aGUKPiArICAgICAgICAgKiBidWZmZXIgdG8gYWxsIHplcm9zIGFu ZCBjbGVhciBlbnRyaWVzIGFmdGVyIHByb2Nlc3NpbmcgdGhlbS4KCkkgZG9uJ3QgdGhpbmsgImNs ZWFyIGVudHJpZXMiIGlzIGFwcGxpY2FibGUgYW55bW9yZSB3aXRoIC4uLgoKPiArICAgICAgICAg Ki8KPiArICAgICAgICB3aGlsZSAoIHVubGlrZWx5KGNvZGUgPT0gMCkgKQo+ICsgICAgICAgIHsK PiArICAgICAgICAgICAgaWYgKCB1bmxpa2VseSgrK2NvdW50ID09IElPTU1VX0xPR19FTlRSWV9U SU1FT1VUKSApCj4gKyAgICAgICAgICAgIHsKPiArICAgICAgICAgICAgICAgIEFNRF9JT01NVV9E RUJVRygiQU1ELVZpOiBObyBlbnRyeSB3cml0dGVuIHRvICVzIExvZ1xuIiwKPiArICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICBsb2cgPT0gJmlvbW11LT5ldmVudF9sb2cgPyAiRXZlbnQi IDogIlBQUiIpOwo+ICsgICAgICAgICAgICAgICAgcmV0dXJuIDA7Cj4gKyAgICAgICAgICAgIH0K PiArICAgICAgICAgICAgdWRlbGF5KDEpOwo+ICsgICAgICAgICAgICBjb2RlID0gTUFTS19FWFRS KEFDQ0VTU19PTkNFKGVudHJ5WzFdKSwgSU9NTVVfRVZFTlRfQ09ERV9NQVNLKTsKPiArICAgICAg ICB9Cj4gIAo+ICAgICAgICAgIHBhcnNlX2Z1bmMoaW9tbXUsIGVudHJ5KTsKPiAgCj4gKyAgICAg ICAgLyogQ2xlYXIgJ2NvZGUnIHRvIGJlIGFibGUgdG8gc3BvdCB0aGUgZXJyYXR1bSB3aGVuIHRo ZSByaW5nIHdyYXBzLiAqLwo+ICsgICAgICAgIEFDQ0VTU19PTkNFKGVudHJ5WzFdKSA9IDA7Cgou Li4gdGhpcy4gUGVyaGFwcyBhdCBsZWFzdCBhZGQgInN1ZmZpY2llbnRseSI/CgpKYW4KCl9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWls aW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVu cHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=