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=-4.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 C43D5C433E6 for ; Tue, 1 Sep 2020 13:30:02 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (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 8DFA7206EB for ; Tue, 1 Sep 2020 13:30:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8DFA7206EB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=8bytes.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=virtualization-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 038472094D; Tue, 1 Sep 2020 13:30:02 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Xdo+g-ZK0CmC; Tue, 1 Sep 2020 13:29:59 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id 6F38C1FF98; Tue, 1 Sep 2020 13:29:59 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 4DF38C07FF; Tue, 1 Sep 2020 13:29:59 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by lists.linuxfoundation.org (Postfix) with ESMTP id 3A867C0051 for ; Tue, 1 Sep 2020 13:29:58 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id 29F9D862EC for ; Tue, 1 Sep 2020 13:29:58 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id gVZeGlNeF7uL for ; Tue, 1 Sep 2020 13:29:57 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from theia.8bytes.org (8bytes.org [81.169.241.247]) by fraxinus.osuosl.org (Postfix) with ESMTPS id ED1D9862D4 for ; Tue, 1 Sep 2020 13:29:56 +0000 (UTC) Received: by theia.8bytes.org (Postfix, from userid 1000) id B2BB7391; Tue, 1 Sep 2020 15:29:52 +0200 (CEST) Date: Tue, 1 Sep 2020 15:29:51 +0200 From: Joerg Roedel To: Borislav Petkov Subject: Re: [PATCH v6 48/76] x86/entry/64: Add entry code for #VC handler Message-ID: <20200901132951.GD22385@8bytes.org> References: <20200824085511.7553-1-joro@8bytes.org> <20200824085511.7553-49-joro@8bytes.org> <20200831113002.GH27517@zn.tnic> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200831113002.GH27517@zn.tnic> Cc: Juergen Gross , Tom Lendacky , Dave Hansen , Mike Stunes , Kees Cook , kvm@vger.kernel.org, Peter Zijlstra , Cfir Cohen , x86@kernel.org, linux-kernel@vger.kernel.org, Sean Christopherson , virtualization@lists.linux-foundation.org, Martin Radev , Joerg Roedel , Masami Hiramatsu , Andy Lutomirski , hpa@zytor.com, Erdem Aktas , David Rientjes , Dan Williams , Jiri Slaby X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" On Mon, Aug 31, 2020 at 01:30:02PM +0200, Borislav Petkov wrote: > AFAICT, that STACK_TYPE_UNKNOWN gets set only by the plain > get_stack_info() function - not by the _noinstr() variant so you'd need > to check the return value of latter... You are right, it needs to check the return value of get_stack_info_noinstr() instead of STACK_TYPE_UNKNOWN. Fixed that now. Regards, Joerg _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization