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=-6.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 B32BBC48BE0 for ; Fri, 11 Jun 2021 11:42:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 97A9F613BC for ; Fri, 11 Jun 2021 11:42:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231650AbhFKLoi (ORCPT ); Fri, 11 Jun 2021 07:44:38 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:56897 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230450AbhFKLob (ORCPT ); Fri, 11 Jun 2021 07:44:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1623411751; 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=4xah37CV668UR0em2wUSE7B5M6OMw4FnlNzQxdYrv7E=; b=eMm1h9LpYXtNkcadRelZZsHHPkcxoNtrjFiin5A7MQKsSG2dyFwcbkcElSVpa+BzyFT9De msOdciUrHDDU7izS8QA8wAc9pzUDhDDA/E21gfwXsE358WP2B1ysvgwJbnbe+qW9Z3AXRy yAX1MmNEc9k6qCGHwlkrqKXfh56mbO0= Received: from mail-ed1-f71.google.com (mail-ed1-f71.google.com [209.85.208.71]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-443-qxEEQQNDPlmhdolRCbxThg-1; Fri, 11 Jun 2021 07:42:30 -0400 X-MC-Unique: qxEEQQNDPlmhdolRCbxThg-1 Received: by mail-ed1-f71.google.com with SMTP id c13-20020a50f60d0000b02903900105f127so15715593edn.22 for ; Fri, 11 Jun 2021 04:42:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references:date :message-id:mime-version; bh=4xah37CV668UR0em2wUSE7B5M6OMw4FnlNzQxdYrv7E=; b=LdLzLB2lzFassk5i5kYhO/Yuel91P7MGZPujQAVZOMq+04XO0oc3AwOPuNEnlUjwZs qRHCC8icNlsrIrAtq0ymgeyh5LMDZcj/wcMrCK43X/AV9rEGU1fj/zXY4oJGrcHZj/t8 nXQAXka1mQElGp2PJruuZ2vGAHlp69iZpx5nV5/Hudbud0LiarMlfx03zI6yFNKlyJmw sJ+bvI9kdVnxRi2js9rzNCJ+8IqMMrGzBAlEyihXRKQG62qMFaXuusGINJ3MpCLwO7G7 0afwWK3divcrWWOgJy0BRl4QnjiI9/wTNZYRBM6VnC/s83X67zzaGLqwGquMjtM8Hua0 nGDw== X-Gm-Message-State: AOAM532w+a1YfYkmiDw9KJKPiQBKzN3gA9dwwpjIGigk9/nQu+8b5Eo5 6O86hhyZrSC069CCsO/BfGY7D3QtyQiYnizLLMD0daAW689cw+zvWkbI0IN3mhInqXMEHjzWtT6 gBKNzs6U3XKlVUqgi8gX5o6// X-Received: by 2002:a17:906:3e8d:: with SMTP id a13mr3246977ejj.463.1623411749387; Fri, 11 Jun 2021 04:42:29 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwzpnfhFNJxmsIpwiSgKIVCCo4PjW32uUUv+jwS/hcRej2ErguKmAdKdmBv+wsKECZ/MFw2rA== X-Received: by 2002:a17:906:3e8d:: with SMTP id a13mr3246970ejj.463.1623411749224; Fri, 11 Jun 2021 04:42:29 -0700 (PDT) Received: from vitty.brq.redhat.com (g-server-2.ign.cz. [91.219.240.2]) by smtp.gmail.com with ESMTPSA id kx3sm1992622ejc.44.2021.06.11.04.42.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Jun 2021 04:42:28 -0700 (PDT) From: Vitaly Kuznetsov To: Sean Christopherson Cc: Wanpeng Li , Jim Mattson , Joerg Roedel , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, syzbot+fb0b6a7e8713aeb0319c@syzkaller.appspotmail.com, Paolo Bonzini Subject: Re: [PATCH 2/9] KVM: x86: Emulate triple fault shutdown if RSM emulation fails In-Reply-To: References: <20210609185619.992058-1-seanjc@google.com> <20210609185619.992058-3-seanjc@google.com> <87eedayvkn.fsf@vitty.brq.redhat.com> Date: Fri, 11 Jun 2021 13:42:27 +0200 Message-ID: <874ke4y6e4.fsf@vitty.brq.redhat.com> MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Sean Christopherson writes: > On Thu, Jun 10, 2021, Vitaly Kuznetsov wrote: >> why don't we have triple fault printed in trace by default BTW??? > > Or maybe trace_kvm_make_request()? ... or maybe just trace_kvm_check_request()? $ git grep 'kvm_make_request(' arch/x86/kvm/ | wc -l 115 $ git grep 'kvm_check_request(' arch/x86/kvm/ | wc -l 41 -- Vitaly