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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 B1363C433E3 for ; Thu, 2 Jul 2020 08:25:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8E723206A1 for ; Thu, 2 Jul 2020 08:25:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593678323; bh=pbs0tL/KRHo9Or+8WKf0S/Y8rnUfyyi5aMuo4ndjDb0=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=egYbI49rRst56GL9R/78w+KZeyWdITflxk0wdFo8hXxdljvwXv9EAB4f3zSGw7Sit zBt5AZIQx8CbvmuwRgKbOwPUbmgEot/8qxKWMH8UIj2XELiqRfHboHteXjaTO++KT0 J+1AQfi4kNclNisGzg25B5igxOkDuAXR4l5UZRSo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726790AbgGBIZW (ORCPT ); Thu, 2 Jul 2020 04:25:22 -0400 Received: from mail.kernel.org ([198.145.29.99]:49518 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728461AbgGBIW4 (ORCPT ); Thu, 2 Jul 2020 04:22:56 -0400 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9E9C320874; Thu, 2 Jul 2020 08:22:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593678175; bh=pbs0tL/KRHo9Or+8WKf0S/Y8rnUfyyi5aMuo4ndjDb0=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=Uk4KAbidTKiBkRHckpKADLipXJTOreeNHvPrKb0/67ZecOH6IgOJjzNDBtWfmaXOG KBUxXgWmt2fdxdnW+sjvGjf3tbkPUnCPmPBVE2tPjGoOcPG+gnL67tX8o8kLujvEde oi5fWrU2KfcDFL147o//XX8GD29gNVVwbL56CLYY= Received: from disco-boy.misterjones.org ([51.254.78.96] helo=www.loen.fr) by disco-boy.misterjones.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1jquUg-008JXG-8g; Thu, 02 Jul 2020 09:22:54 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Thu, 02 Jul 2020 09:22:54 +0100 From: Marc Zyngier To: Jingyi Wang Cc: drjones@redhat.com, kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu Subject: Re: [kvm-unit-tests PATCH v2 3/8] arm64: microbench: gic: Add gicv4.1 support for ipi latency test. In-Reply-To: <20200702030132.20252-4-wangjingyi11@huawei.com> References: <20200702030132.20252-1-wangjingyi11@huawei.com> <20200702030132.20252-4-wangjingyi11@huawei.com> User-Agent: Roundcube Webmail/1.4.5 Message-ID: X-Sender: maz@kernel.org X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: wangjingyi11@huawei.com, drjones@redhat.com, kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On 2020-07-02 04:01, Jingyi Wang wrote: > If gicv4.1(sgi hardware injection) supported, we test ipi injection > via hw/sw way separately. nit: active-less SGIs are not strictly a feature of GICv4.1 (you could imagine a GIC emulation offering the same thing). Furthermore, GICv4.1 isn't as such visible to the guest itself (it only sees a GICv3). Thanks, M. -- Jazz is not dead. It just smells funny...