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=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham 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 94A0CCA9EA0 for ; Mon, 28 Oct 2019 09:34:59 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 1E92F20B7C for ; Mon, 28 Oct 2019 09:34:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1E92F20B7C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 845B44A7FD; Mon, 28 Oct 2019 05:34:58 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Ng8iqaaGwXws; Mon, 28 Oct 2019 05:34:57 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 6E6394A523; Mon, 28 Oct 2019 05:34:57 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 2F6254A523 for ; Mon, 28 Oct 2019 05:34:56 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id DmO7mTVtb0Yx for ; Mon, 28 Oct 2019 05:34:54 -0400 (EDT) Received: from huawei.com (szxga06-in.huawei.com [45.249.212.32]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 5DEF44A522 for ; Mon, 28 Oct 2019 05:34:54 -0400 (EDT) Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 3FBCD40F925BC761C3B5; Mon, 28 Oct 2019 17:34:51 +0800 (CST) Received: from [127.0.0.1] (10.173.222.27) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.439.0; Mon, 28 Oct 2019 17:34:44 +0800 Subject: Re: [PATCH v2 04/36] irqchip/gic-v3-its: Make is_v4 use a TYPER copy To: Marc Zyngier , , References: <20191027144234.8395-1-maz@kernel.org> <20191027144234.8395-5-maz@kernel.org> From: Zenghui Yu Message-ID: <9cd5e4d7-b0cf-8ad3-7b0c-f1177a106371@huawei.com> Date: Mon, 28 Oct 2019 17:34:42 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.2.0 MIME-Version: 1.0 In-Reply-To: <20191027144234.8395-5-maz@kernel.org> Content-Language: en-US X-Originating-IP: [10.173.222.27] X-CFilter-Loop: Reflected Cc: Lorenzo Pieralisi , Jason Cooper , Robert Richter , Jayachandran C , Thomas Gleixner X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu Archived-At: List-Archive: Hi Marc, On 2019/10/27 22:42, Marc Zyngier wrote: > Instead of caching the GICv4 compatibility in a discrete way, cache the > TYPER register instead, which can then be used to implement the same > functionnality. This will get used more extensively in subsequent patches. > > Signed-off-by: Marc Zyngier nit: You may need to rebase some patches on top of mainline when you finally decide to take them in, i.e., as we currently have get_its_list(), which will use the legacy its->is_v4. Besides, Reviewed-by: Zenghui Yu _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm