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[209.132.180.67]) by mx.google.com with ESMTP id b17si12835565ejp.326.2019.10.15.05.04.00; Tue, 15 Oct 2019 05:04:24 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=QKavsu1J; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731472AbfJOK5D (ORCPT + 99 others); Tue, 15 Oct 2019 06:57:03 -0400 Received: from mail.kernel.org ([198.145.29.99]:50028 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726054AbfJOK5D (ORCPT ); Tue, 15 Oct 2019 06:57:03 -0400 Received: from mail-qk1-f178.google.com (mail-qk1-f178.google.com [209.85.222.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7D2022089C; Tue, 15 Oct 2019 10:57:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1571137022; bh=dnP3I0453xbeVkzuRn8mK2w4ROoFLtsCNmpT7EIfIag=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=QKavsu1JJ+lWqRq6CjnZhVIjctg+IY/PV9dF9xhF8VoDcGdoIeBRMoWgBOS0D9+Wm IGQ1d8UvXzFDvVPxtGrN4MXnfBrkPikyGwm3Ctt526DUxbglBE/s14ksmkPX7GjAV3 0CqnX7V59XaiOg31KdIaN83Sc4W4gFWus9e/4xLM= Received: by mail-qk1-f178.google.com with SMTP id y144so18690477qkb.7; Tue, 15 Oct 2019 03:57:02 -0700 (PDT) X-Gm-Message-State: APjAAAVjrCQ0ZXB1m5LToUzP1k76oBlUyo1ls2bXXuBsHwo+MyI8gNPQ VUDkVkEte4LFjsJzOo+SfiGgJ2nC7PCu76VTkPc= X-Received: by 2002:a37:6689:: with SMTP id a131mr32134156qkc.345.1571137021649; Tue, 15 Oct 2019 03:57:01 -0700 (PDT) MIME-Version: 1.0 References: <20191015103502.13156-1-parri.andrea@gmail.com> In-Reply-To: <20191015103502.13156-1-parri.andrea@gmail.com> From: Wei Liu Date: Tue, 15 Oct 2019 11:56:50 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v2] x86/hyperv: Set pv_info.name to "Hyper-V" To: Andrea Parri Cc: Linux Kernel List , Linux on Hyper-V List , x86@kernel.org, "K . Y . Srinivasan" , Haiyang Zhang , Stephen Hemminger , Sasha Levin , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H . Peter Anvin" , Michael Kelley , Vitaly Kuznetsov , Dexuan Cui , Wei Liu Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 15 Oct 2019 at 11:35, Andrea Parri wrote: > > Michael reported that the x86/hyperv initialization code printed the > following dmesg when running in a VM on Hyper-V: > > [ 0.000738] Booting paravirtualized kernel on bare hardware > > Let the x86/hyperv initialization code set pv_info.name to "Hyper-V"; > with this addition, the dmesg read: > > [ 0.000172] Booting paravirtualized kernel on Hyper-V > > Reported-by: Michael Kelley > Signed-off-by: Andrea Parri Reviewed-by: Wei Liu