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=-5.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 D7641C35243 for ; Wed, 5 Feb 2020 09:42:23 +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 B095E2082E for ; Wed, 5 Feb 2020 09:42:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B095E2082E 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 1izHCE-000090-PV; Wed, 05 Feb 2020 09:42:10 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1izHCD-00008s-Iq for xen-devel@lists.xenproject.org; Wed, 05 Feb 2020 09:42:09 +0000 X-Inumbo-ID: c6d73c96-47fb-11ea-b211-bc764e2007e4 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id c6d73c96-47fb-11ea-b211-bc764e2007e4; Wed, 05 Feb 2020 09:42:09 +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 66A4EAE2C; Wed, 5 Feb 2020 09:42:08 +0000 (UTC) From: Jan Beulich To: "xen-devel@lists.xenproject.org" References: Message-ID: <0d4b021c-04b4-11e6-aa48-ce0e72d60824@suse.com> Date: Wed, 5 Feb 2020 10:42:16 +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: Content-Language: en-US Subject: [Xen-devel] [PATCH 1/3] AMD/IOMMU: fix off-by-one in amd_iommu_get_paging_mode() callers 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: Andrew Cooper Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" YW1kX2lvbW11X2dldF9wYWdpbmdfbW9kZSgpIGV4cGVjdHMgYSBjb3VudCwgbm90IGEgIm1heGlt dW0gcG9zc2libGUiCnZhbHVlLiBQcmlvciB0byBiNGYwNDIyMzZhZTAgZHJvcHBpbmcgdGhlIHJl ZmVyZW5jZSwgdGhlIHVzZSBvZiBvdXIgbWlzLQpuYW1lZCAibWF4X3BhZ2UiIGluIGFtZF9pb21t dV9kb21haW5faW5pdCgpIG1heSBoYXZlIGxlYWQgdG8gc3VjaCBhCm1pc3VuZGVyc3RhbmRpbmcu CgpBbHNvIHJlcGxhY2UgYSBsaXRlcmFsIDQgYnkgYW4gZXhwcmVzc2lvbiB0eWluZyBpdCB0byBh IHdpZGVyIHVzZQpjb25zdGFudCwganVzdCBsaWtlIGFtZF9pb21tdV9xdWFyYW50aW5lX2luaXQo KSBkb2VzLgoKRml4ZXM6IGVhMzg4Njc4MzFkYSAoIng4NiAvIGlvbW11OiBzZXQgdXAgYSBzY3Jh dGNoIHBhZ2UgaW4gdGhlIHF1YXJhbnRpbmUgZG9tYWluIikKRml4ZXM6IGI0ZjA0MjIzNmFlMCAo IkFNRC9JT01NVTogQ2Vhc2UgdXNpbmcgYSBkeW5hbWljIGhlaWdodCBmb3IgdGhlIElPTU1VIHBh Z2V0YWJsZXMiKQpTaWduZWQtb2ZmLWJ5OiBKYW4gQmV1bGljaCA8amJldWxpY2hAc3VzZS5jb20+ Ci0tLQpOb3RlOiBJJ20gbm90IGF0IHRoZSBzYW1lIHRpbWUgYWRkaW5nIGVycm9yIGNoZWNraW5n IGhlcmUsIGRlc3BpdGUKICAgICAgYW1kX2lvbW11X2dldF9wYWdpbmdfbW9kZSgpIHBvc3NpYmx5 IHJldHVybmluZyBvbmUsIGFzIEkgdGhpbmsKICAgICAgdGhhdCdzIGEgc3VmZmljaWVudGx5IG9y dGhvZ29uYWwgYXNwZWN0LgoKLS0tIGEveGVuL2RyaXZlcnMvcGFzc3Rocm91Z2gvYW1kL2lvbW11 X21hcC5jCisrKyBiL3hlbi9kcml2ZXJzL3Bhc3N0aHJvdWdoL2FtZC9pb21tdV9tYXAuYwpAQCAt NDU1LDkgKzQ1NSw5IEBAIGludCBhbWRfaW9tbXVfcmVzZXJ2ZV9kb21haW5fdW5pdHlfbWFwKHMK IGludCBfX2luaXQgYW1kX2lvbW11X3F1YXJhbnRpbmVfaW5pdChzdHJ1Y3QgZG9tYWluICpkKQog ewogICAgIHN0cnVjdCBkb21haW5faW9tbXUgKmhkID0gZG9tX2lvbW11KGQpOwotICAgIHVuc2ln bmVkIGxvbmcgbWF4X2dmbiA9Ci0gICAgICAgIFBGTl9ET1dOKCgxdWwgPDwgREVGQVVMVF9ET01B SU5fQUREUkVTU19XSURUSCkgLSAxKTsKLSAgICB1bnNpZ25lZCBpbnQgbGV2ZWwgPSBhbWRfaW9t bXVfZ2V0X3BhZ2luZ19tb2RlKG1heF9nZm4pOworICAgIHVuc2lnbmVkIGxvbmcgZW5kX2dmbiA9 CisgICAgICAgIDF1bCA8PCAoREVGQVVMVF9ET01BSU5fQUREUkVTU19XSURUSCAtIFBBR0VfU0hJ RlQpOworICAgIHVuc2lnbmVkIGludCBsZXZlbCA9IGFtZF9pb21tdV9nZXRfcGFnaW5nX21vZGUo ZW5kX2dmbik7CiAgICAgc3RydWN0IGFtZF9pb21tdV9wdGUgKnRhYmxlOwogCiAgICAgaWYgKCBo ZC0+YXJjaC5yb290X3RhYmxlICkKLS0tIGEveGVuL2RyaXZlcnMvcGFzc3Rocm91Z2gvYW1kL3Bj aV9hbWRfaW9tbXUuYworKysgYi94ZW4vZHJpdmVycy9wYXNzdGhyb3VnaC9hbWQvcGNpX2FtZF9p b21tdS5jCkBAIC0yNTksOCArMjU5LDEwIEBAIHN0YXRpYyBpbnQgYW1kX2lvbW11X2RvbWFpbl9p bml0KHN0cnVjdAogICAgICAqICAgcGh5c2ljYWwgYWRkcmVzcyBzcGFjZSB3ZSBnaXZlIGl0LCBi dXQgdGhpcyBpc24ndCBrbm93biB5ZXQgc28gdXNlIDQKICAgICAgKiAgIHVuaWxhdGVyYWxseS4K ICAgICAgKi8KLSAgICBoZC0+YXJjaC5wYWdpbmdfbW9kZSA9IGlzX2h2bV9kb21haW4oZCkKLSAg ICAgICAgPyA0IDogYW1kX2lvbW11X2dldF9wYWdpbmdfbW9kZShnZXRfdXBwZXJfbWZuX2JvdW5k KCkpOworICAgIGhkLT5hcmNoLnBhZ2luZ19tb2RlID0gYW1kX2lvbW11X2dldF9wYWdpbmdfbW9k ZSgKKyAgICAgICAgaXNfaHZtX2RvbWFpbihkKQorICAgICAgICA/IDF1bCA8PCAoREVGQVVMVF9E T01BSU5fQUREUkVTU19XSURUSCAtIFBBR0VfU0hJRlQpCisgICAgICAgIDogZ2V0X3VwcGVyX21m bl9ib3VuZCgpICsgMSk7CiAKICAgICByZXR1cm4gMDsKIH0KCgpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1k ZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRwczovL2xpc3RzLnhlbnByb2plY3Qub3JnL21h aWxtYW4vbGlzdGluZm8veGVuLWRldmVs