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=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 133D8C28CBC for ; Wed, 6 May 2020 16:01:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DEB702068E for ; Wed, 6 May 2020 16:01:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="IpI+kuHL" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729897AbgEFQBp (ORCPT ); Wed, 6 May 2020 12:01:45 -0400 Received: from us-smtp-1.mimecast.com ([205.139.110.61]:38515 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729059AbgEFQBo (ORCPT ); Wed, 6 May 2020 12:01:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1588780903; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=Z393CfivApjsVrwKlNbhxhzx0gces5Zy/3TksIJjQj8=; b=IpI+kuHLwrhp1gWUHmIy87w204vQLfEkh+3lGnM67XM3AQMKNxyGIXAloEU9iiWZX03p3I e3Jb+lcnRO3UR8w1MDIygCnS5jYv0ucXjdNnbJnhlPNK3WTvVmM7FeMfiq4OgrXS+7MciE JzHvkbzI2MI7QszQ0WA6QeFmPLdgZHM= Received: from mail-qk1-f200.google.com (mail-qk1-f200.google.com [209.85.222.200]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-274-SHNPKDtCOZehhGYybqySeg-1; Wed, 06 May 2020 12:01:41 -0400 X-MC-Unique: SHNPKDtCOZehhGYybqySeg-1 Received: by mail-qk1-f200.google.com with SMTP id j12so2249164qkl.1 for ; Wed, 06 May 2020 09:01:41 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=Z393CfivApjsVrwKlNbhxhzx0gces5Zy/3TksIJjQj8=; b=oZeQ9TvHaxH+wiK8dt0a1nIxgjgv16qRhYVyGIQRystTXx3nVO659xS7oCd1/+tXZp rwASNCxddcqUuI5wM+6KpO4IYumZdtT+Y8OkgxA97LvgJcJ1viYNSdL1zFnOzC8FGRdm OppGuG4v6qfg4X3uEukkDVDhXWAryhXK78IByfas8Fkd20CiUOMxquirSq7dLzFnDM+d nS3778TrrfoW9xBI9yraYJ8v8/1wsyfidzdWItQVU7E6JVvJ4elyS2aYCTsgcmrTVkFp Map5G2IIHzjlmnuJMBK8fynekTvrVMYcsT431s225G97swluCS0svQENEz4F05ePCnQb DK2Q== X-Gm-Message-State: AGi0PuZSxWtgTDpjhmtPpZyKNm18l/PvPyI22fEKTcKOXa1UNNMjYPCi NlqNuyCdEzPXkzWG5qxhLGGo5avltMYVINmLM6uc5iCST2znSkZhYM/xSBw2NB35RM4OKCk8YyH or2lYf9IACFTYJyeZ2K9zQq5c X-Received: by 2002:a05:620a:12f6:: with SMTP id f22mr6809549qkl.76.1588780901360; Wed, 06 May 2020 09:01:41 -0700 (PDT) X-Google-Smtp-Source: APiQypLK+qF0S7SG5s1Ltj20QoKwPVXuJJsa1ak/ZLSXYyMz12MWdAozCj8NqzeHu9g3Ndi1bm7ALw== X-Received: by 2002:a05:620a:12f6:: with SMTP id f22mr6809516qkl.76.1588780900994; Wed, 06 May 2020 09:01:40 -0700 (PDT) Received: from xz-x1 ([2607:9880:19c0:32::2]) by smtp.gmail.com with ESMTPSA id g14sm1859729qtb.24.2020.05.06.09.01.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 May 2020 09:01:39 -0700 (PDT) Date: Wed, 6 May 2020 12:01:38 -0400 From: Peter Xu To: Paolo Bonzini Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Sean Christopherson Subject: Re: [PATCH 2/9] KVM: x86: fix DR6 delivery for various cases of #DB injection Message-ID: <20200506160138.GM6299@xz-x1> References: <20200506111034.11756-1-pbonzini@redhat.com> <20200506111034.11756-3-pbonzini@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20200506111034.11756-3-pbonzini@redhat.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, May 06, 2020 at 07:10:27AM -0400, Paolo Bonzini wrote: > Go through kvm_queue_exception_p so that the payload is correctly delivered > through the exit qualification, and add a kvm_update_dr6 call to > kvm_deliver_exception_payload that is needed on AMD. > > Reported-by: Peter Xu > Signed-off-by: Paolo Bonzini Reviewed-by: Peter Xu -- Peter Xu