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[23.128.96.34]) by mx.google.com with ESMTPS id k190-20020a6384c7000000b00565db2812a0si8940035pgd.60.2023.10.24.10.02.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Oct 2023 10:02:19 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.34 as permitted sender) client-ip=23.128.96.34; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=HVgPHnEJ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.34 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by howler.vger.email (Postfix) with ESMTP id 0EA2C8045BFB; Tue, 24 Oct 2023 10:01:57 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at howler.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233233AbjJXRBq (ORCPT + 99 others); Tue, 24 Oct 2023 13:01:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33800 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232602AbjJXRBo (ORCPT ); Tue, 24 Oct 2023 13:01:44 -0400 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7C8FB118; Tue, 24 Oct 2023 10:01:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1698166903; x=1729702903; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=LXnWexfx+l2fWdcIpfiTsPsgHiGkpiAH7nVIiEx8dso=; b=HVgPHnEJid789G9Glnw3c9Gh28DWCMkMjjvbXf5Km6VClhIZAL3esoTH s1z4bsZg2Fj1mWzOJbm7APtRII8a0KodG+rvd/XXF5Tc3PttmzV2LqZWk 2SGtyiZh+BOYxv/cdRGnnqiZkm2J5YpDJRRQIEpU/8zc03h8I1pkQcMLM w28iKQl+nG9B985bOd8ykUENp+gKe0cdrgZG/+x1IscC5ahY/VyXKYNbK Q6bl0bVfnRkqMVHSsClkc/I0or04ISUbklJQKnwmpsGm0FGcRzk7bYD80 WRkQKyvt+DCzhD7Q2pktxQqCs5hEi3A6J5eyBecdIoutiLVgBaOe7T4mn w==; X-IronPort-AV: E=McAfee;i="6600,9927,10873"; a="5738490" X-IronPort-AV: E=Sophos;i="6.03,248,1694761200"; d="scan'208";a="5738490" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Oct 2023 10:01:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10873"; a="758541222" X-IronPort-AV: E=Sophos;i="6.03,248,1694761200"; d="scan'208";a="758541222" Received: from zijianw1-mobl.amr.corp.intel.com (HELO desk) ([10.209.109.187]) by orsmga002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Oct 2023 10:01:41 -0700 Date: Tue, 24 Oct 2023 10:01:33 -0700 From: Pawan Gupta To: Matthew Wilcox Cc: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Peter Zijlstra , Josh Poimboeuf , Andy Lutomirski , Jonathan Corbet , Sean Christopherson , Paolo Bonzini , tony.luck@intel.com, ak@linux.intel.com, tim.c.chen@linux.intel.com, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, kvm@vger.kernel.org, Alyssa Milburn , Daniel Sneddon , antonio.gomez.iglesias@linux.intel.com, Alyssa Milburn , Dave Hansen Subject: Re: [PATCH v2 0/6] Delay VERW Message-ID: <20231024170133.u45c5u2rq467lo55@desk> References: <20231024-delay-verw-v2-0-f1881340c807@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on howler.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (howler.vger.email [0.0.0.0]); Tue, 24 Oct 2023 10:01:57 -0700 (PDT) On Tue, Oct 24, 2023 at 01:26:00PM +0100, Matthew Wilcox wrote: > On Tue, Oct 24, 2023 at 01:08:14AM -0700, Pawan Gupta wrote: > > Legacy instruction VERW was overloaded by some processors to clear > > Can you raise a bug against the SDM? The VERR/VERW instruction is > out-of-order alphabetically; my copy of Volume 2 from June 2023 has it > placed between VEXPANDPS and VEXTRACTF128. :) Thanks for reporting, I have notified the relevant people. Hopefully, this should be fixed in the next SDM release.