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=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,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 6DA85C10F14 for ; Tue, 15 Oct 2019 08:16:59 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 3DD932086A for ; Tue, 15 Oct 2019 08:16:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="hGswnGay" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3DD932086A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=4tYmvftwGULqhNF+cpLh+6XQRdr6mfV+VrlavP4yS+w=; b=hGswnGayhf/OcSTqeCR+d+jN9 eijXH/Yur7AUNG0sv4+d6vw6X7wfkoQKzz2k9S+pMk9smz/lR63qhm73wb/UzNqmm0EYGlm6xV6Bk R53O+i42xswWl1QX7E0udZkw3LocDhqdTzDm1H6nEHCAP+yQPj8rF4RLw23aRI39cOtPk4pUz+XnL d49uUJEyEyKfNpHBSpL86yBjM9q7U/ku18P5o2E7DXFM6LiCuvsnkGWqaqO5td89YS6JU5Fac7Pwj 11xPlPg04nW2J5xLqsRSNMCGzwBvT1nduYMhUEhW5DNEJJRrcqL31HYBYhYCBkoiMb9n9pvOml+5D ZAyPCkoqQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iKI0a-00080N-ST; Tue, 15 Oct 2019 08:16:44 +0000 Received: from szxga04-in.huawei.com ([45.249.212.190] helo=huawei.com) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iKI0X-0007yk-Mj for linux-arm-kernel@lists.infradead.org; Tue, 15 Oct 2019 08:16:43 +0000 Received: from DGGEMS413-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 684F722A77D763E6CFE1; Tue, 15 Oct 2019 16:16:30 +0800 (CST) Received: from [127.0.0.1] (10.202.227.179) by DGGEMS413-HUB.china.huawei.com (10.3.19.213) with Microsoft SMTP Server id 14.3.439.0; Tue, 15 Oct 2019 16:16:22 +0800 Subject: Re: [PATCH for-stable-5.3 1/2] ACPI/PPTT: Add support for ACPI 6.3 thread flag To: Sasha Levin References: <1571054162-71090-1-git-send-email-john.garry@huawei.com> <1571054162-71090-2-git-send-email-john.garry@huawei.com> <20191014232958.GC31224@sasha-vm> From: John Garry Message-ID: <635a839b-bc1e-37ab-bd47-a554acc9b282@huawei.com> Date: Tue, 15 Oct 2019 09:16:13 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 MIME-Version: 1.0 In-Reply-To: <20191014232958.GC31224@sasha-vm> X-Originating-IP: [10.202.227.179] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191015_011641_913708_0A27B2F0 X-CRM114-Status: GOOD ( 10.81 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wanghuiqiang@huawei.com, gregkh@linuxfoundation.org, catalin.marinas@arm.com, guohanjun@huawei.com, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, stable@vger.kernel.org, linuxarm@huawei.com, linux-acpi@vger.kernel.org, rrichter@marvell.com, jeremy.linton@arm.com, sudeep.holla@arm.com, will@kernel.org, linux-arm-kernel@lists.infradead.org, lenb@kernel.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 15/10/2019 00:29, Sasha Levin wrote: > On Mon, Oct 14, 2019 at 07:56:01PM +0800, John Garry wrote: >> From: Jeremy Linton >> >> Commit bbd1b70639f785a970d998f35155c713f975e3ac upstream. >> >> ACPI 6.3 adds a flag to the CPU node to indicate whether >> the given PE is a thread. Add a function to return that >> information for a given linux logical CPU. >> >> Signed-off-by: Jeremy Linton >> Reviewed-by: Sudeep Holla >> Reviewed-by: Robert Richter >> Acked-by: Rafael J. Wysocki >> Signed-off-by: Will Deacon >> Signed-off-by: John Garry > > How far back should these patches be backported? > Hi Sasha, This patchset is for 5.3, and I sent a separate patchset for 4.19, since the backport is a little different and required some hand modification - https://lore.kernel.org/linux-arm-kernel/1571046986-231263-1-git-send-email-john.garry@huawei.com/. 4.19 is as far back as we want. Please note that the patches in this 5.3 series are relevant for 5.2 also, but since 5.2 is EOL, I didn't mention it. We did test 5.2, so you can add there also. Please let me know if any more questions. All the best, John _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel