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=-2.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 887D9C433ED for ; Fri, 30 Apr 2021 02:56:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5F3FD6121E for ; Fri, 30 Apr 2021 02:56:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229623AbhD3C5U (ORCPT ); Thu, 29 Apr 2021 22:57:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35906 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229577AbhD3C5T (ORCPT ); Thu, 29 Apr 2021 22:57:19 -0400 Received: from mail-il1-x136.google.com (mail-il1-x136.google.com [IPv6:2607:f8b0:4864:20::136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9D79FC06138B; Thu, 29 Apr 2021 19:56:26 -0700 (PDT) Received: by mail-il1-x136.google.com with SMTP id i22so3070543ila.11; Thu, 29 Apr 2021 19:56:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=glOkDPvaVe3HL+R51noq4zWPvsimsVVd6SRQNZVquXE=; b=p17DtaT4YWPXkXLWjB9OpGfwnH8gWdzixFynXody6DLvworbFhc+KrauMjdhW1XV0n lhIs6sObFXzBiY05am3Lttj6/t3N+nSH91KGjN0wNi6rB4CMN8PdEpfqea5v7szCjzZA q+Xym89mrRhS2IjCayVRvOtqT4LhydNqViEk7jvjrKBTrEYLGbxa5A1PBNGPCiTfrkcL YXPad0M3pzzW2kyV9UvSiGCSAMUGn/MFewsFWYpMUS75ctP1q1j/1lCwLox/gqBfv4LA HtANgXoMnAmtO/slgIWq8/bZomgzodOVCg6JtlAoP4X7LNN9pGJez86n18AbnLyxxKiZ 2FVQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=glOkDPvaVe3HL+R51noq4zWPvsimsVVd6SRQNZVquXE=; b=mMPp/RYXpcLgJfAHltAKZjwoERbBCgFgEOudcibYEYdlLUR0317RHFCoVA+IYGTqtp M+kgJ32daLLAFJmcgQdS6HOlnKKDdumWJIWez50oaLpED8hvrCBmuqE3Ns3BIcugBeVi 9DepW81cN5KNyi2LyoZWJa+Vi1V4QluWneQRJSfEYpoK0jGSmH0DpOUCx20DQGQinSOO byIYe4m3tHUi2KWDlR7zEFpwHr3W1aug4wH03kM6RK7poqt6BHFfuvAq8c/U8OSzOjcm TOQ/VJ7gaOdUzLlw2svsBvOK4pGGj7HexDYdARTGMs1RXypZYxv06Zh3i5zjnlCdU5b9 iwSw== X-Gm-Message-State: AOAM533kpbrrqM3OWeDjsq+Mzh6XCM3GBOE71uXUZZDU+cb/KtIujtfH n3ELZWqtHPY0/5thwo3LmVhQArCpFnnJ5V3jF98= X-Google-Smtp-Source: ABdhPJxTI59jhNZ8AbVlHZmKqrywg3cBgRlvL358Ad34oQhVail3S922p5KSPwY2ApJgSHFD9qhXCl4tGsFV0p+sE08= X-Received: by 2002:a05:6e02:1d16:: with SMTP id i22mr2264430ila.164.1619751386194; Thu, 29 Apr 2021 19:56:26 -0700 (PDT) MIME-Version: 1.0 References: <20200915191505.10355-1-sean.j.christopherson@intel.com> <20200915191505.10355-3-sean.j.christopherson@intel.com> <2fd450a9-0f59-8d88-d4bc-431245f3b565@redhat.com> In-Reply-To: <2fd450a9-0f59-8d88-d4bc-431245f3b565@redhat.com> From: Lai Jiangshan Date: Fri, 30 Apr 2021 10:56:15 +0800 Message-ID: Subject: Re: [PATCH v2 2/2] KVM: VMX: Invoke NMI handler via indirect call instead of INTn To: Paolo Bonzini Cc: Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , kvm@vger.kernel.org, LKML , Josh Poimboeuf , Uros Bizjak , Andi Kleen , Andy Lutomirski , Steven Rostedt , Sean Christopherson , Maxim Levitsky , Lai Jiangshan Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Tue, Apr 27, 2021 at 3:05 PM Paolo Bonzini wrote: > > On 27/04/21 02:54, Lai Jiangshan wrote: > > The C NMI handler can handle the case of nested NMIs, which is useful > > here. I think we should change it to call the C NMI handler directly > > here as Andy Lutomirski suggested: > > Great, can you send a patch? > Hello, I sent it several days ago, could you have a review please, and then I will update the patchset with feedbacks applied. And thanks Steven for the reviews. https://lore.kernel.org/lkml/20210426230949.3561-4-jiangshanlai@gmail.com/ thanks Lai