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=-0.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 EEF34C32792 for ; Mon, 30 Sep 2019 13:19:12 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 BB30B20842 for ; Mon, 30 Sep 2019 13:19:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="Nq8irpzk" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BB30B20842 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:52274 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iEva3-0003XY-TT for qemu-devel@archiver.kernel.org; Mon, 30 Sep 2019 09:19:11 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41497) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iEvWk-0001mW-EH for qemu-devel@nongnu.org; Mon, 30 Sep 2019 09:15:47 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iEvWj-00017L-1X for qemu-devel@nongnu.org; Mon, 30 Sep 2019 09:15:46 -0400 Received: from mail-oi1-x243.google.com ([2607:f8b0:4864:20::243]:44843) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iEvWi-000158-R7 for qemu-devel@nongnu.org; Mon, 30 Sep 2019 09:15:44 -0400 Received: by mail-oi1-x243.google.com with SMTP id w6so11010740oie.11 for ; Mon, 30 Sep 2019 06:15:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=jVVEvUCK/emC3iUCb0l7K7+9YIBMzhWZQM52MAW23W0=; b=Nq8irpzkOOU/Qk+FAEiw7mFJD3ED6x3p7RuFi3tcphxcKOTzPLv1rLkbm2e+p0opFz 0UEW0u32jfZzOUrbWh7ydkm94WJv0uuQzjFwAZrAYAfHa4BcvIXQbG8wzssg1Wn+V9un 5/Ls5khPQVF728b7aVK8k8i4+cX7AXRrKLpgq7i7uYatXGLbyH2K5LuLFeFrEb7JU0Jf ru05sDSWcbXopIAvYSzdORMVbxEvtThAiCDRA7uPHKSD6ACGCANYwf4lwbwx802aIrHI 2Z2UWOgHCOIeV/nBlEQ3NQhTTdKCLVo8wWA3Digito5OsA120xeodDO9NfrEAlc7SnI+ yv3w== 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=jVVEvUCK/emC3iUCb0l7K7+9YIBMzhWZQM52MAW23W0=; b=ikjyFn0myNcD1r20BYYJVc4zPs9AiFI+xtblfwOAWdbTfMk0sg2I4X7gaMfCPN2ss4 ykm50ug/R7A+y4FO93q82L0avMIwqsTl8k9hTjf3I/xLN2jCVJ8dwQe+1srsVPrBCcXX OrQrqVIL6U/eyMq1YR8GKgmMZd2m4VYp+J66CiA2pPxnM3lIZip6AjG//P7lu9bY9BKI T25qAh+6acwsgzRM/+MrSCYHNIRH20wrDqF+GvPQmhht66eKRmaRE6F1LuC3PZNOk6ue RMtfC84W9hDXfsIHefrxGgCZk5RVO6cilgg12dw95ugW3IzrnAvUKrBdKNfwE9m9S6A4 X2Ow== X-Gm-Message-State: APjAAAVEcw2s7eKAcK6+hK7tYE9/vaS1ZdUlXd3ig3p+BX33DmBVSycC LrYMWq0W/0KPX+yJI7KuW/mspF0yN2aJHvxEfsp05g== X-Google-Smtp-Source: APXvYqwR/uvkoTEDQ6kjF9B5yRo9oWxbFNBjwD4EdIfTijDBaNwNgNDAKLYvIDj2ndcXMo57HW8oLx6+SCdOlzvOr+o= X-Received: by 2002:aca:53d4:: with SMTP id h203mr17266374oib.146.1569849344040; Mon, 30 Sep 2019 06:15:44 -0700 (PDT) MIME-Version: 1.0 References: <1569338511-3572-1-git-send-email-guoheyi@huawei.com> In-Reply-To: <1569338511-3572-1-git-send-email-guoheyi@huawei.com> From: Peter Maydell Date: Mon, 30 Sep 2019 14:15:33 +0100 Message-ID: Subject: Re: [RFC PATCH 00/12] Add SDEI support for arm64 To: Heyi Guo Content-Type: text/plain; charset="UTF-8" X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::243 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Marc Zyngier , QEMU Developers , Dave Martin , qemu-arm , James Morse , wanghaibin.wang@huawei.com, kvmarm@lists.cs.columbia.edu, arm-mail-list Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Tue, 24 Sep 2019 at 16:23, Heyi Guo wrote: > > As promised, this is the first RFC patch set for arm64 SDEI support. Hi; for the benefit of possible reviewers who aren't familiar with every corner of the arm ecosystem, could you provide a summary of: * what is SDEI ? * what do KVM and QEMU want/need to do with it ? * what is this patchset trying to solve ? That would provide some useful context for trying to review the patchset. thanks -- PMM