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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id CFD11FC72A8 for ; Mon, 23 Mar 2026 06:55:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=cUFvGhq55JONPygTQtBYsqFeVViX1eQUM3HJHzaMYXs=; b=elwOomql0vWXF6F5LHGvbqv55e pX1gD+mFqmVIbq2dpmEbk+5JdmZqxVbDFT6wXCAMoEuXqh0V+pJyiBw0BeoD6cgeRM9pT3VXhAs0v VnTGJ3P5qUB/ApkW1x5gw3YNHl+TJNKRAVrVdMTdFyzVMvVUmlgbccj9SoTIPjVoyITXLwDSnzYrj kAOpNPJGJOd/1FUKJIgXUSwwue6KrU/02XO4N1g2MkOK7xlZ75+GWp5lkom0niwW5vXhBspXJBtEy efzBuNgbilE7Kr9Kk5xoW3n9U+C3IR/QRN5nFiVJ6wlgSxxqibVbxitQ6IAnK83UCbYecwC+QZWQw aHkDV41A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w4ZCS-0000000G9LK-1cIV; Mon, 23 Mar 2026 06:55:44 +0000 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w4ZCP-0000000G9Kz-2d72 for linux-arm-kernel@lists.infradead.org; Mon, 23 Mar 2026 06:55:42 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1774248940; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=cUFvGhq55JONPygTQtBYsqFeVViX1eQUM3HJHzaMYXs=; b=EYy7KlQB44q3PKDJEekybpFN2E2Bloz8rOgpubo+7Hka6gYNbJo0UOxOvE9MqkZbLpXBGh BuMYClle2y8QKFl0qhLGl3MZHQ6okEScW99VMyaUhYmvQA3sT4YxvINXghvXFJ+Lh1qQLF M9gd5kGl0/b/uVLyEWToaWxJNDHKCmc= Received: from mail-pg1-f197.google.com (mail-pg1-f197.google.com [209.85.215.197]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-215-g8vFgc2XMGWKO6iCxLdmDw-1; Mon, 23 Mar 2026 02:55:36 -0400 X-MC-Unique: g8vFgc2XMGWKO6iCxLdmDw-1 X-Mimecast-MFC-AGG-ID: g8vFgc2XMGWKO6iCxLdmDw_1774248935 Received: by mail-pg1-f197.google.com with SMTP id 41be03b00d2f7-bce224720d8so2571516a12.1 for ; Sun, 22 Mar 2026 23:55:36 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774248935; x=1774853735; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=cUFvGhq55JONPygTQtBYsqFeVViX1eQUM3HJHzaMYXs=; b=f9GswLRrT+6ZYN0TkcN/iwnSWBIHJREH7o/hr09ls7uAL/HqPkaFezsERzBWqWPZKs bnqklBNVJrUejMSYdU2CgaBX2T52Fn+l5zvOHSfYxrVPecj3BvScljayOpsQYKKrFRKy /avkVQppPv/mIzVFgrCnmdFE2Cnh6y/qvrXXGlR+lcuDtsYaG7n8QOR6njWLtLDnyCMd i1m8IBds4+vzN4XLJ4kxPrVkZ0/nIQjzmaA7d8YWZMmk2JlH8LX6SPNUHvw8ByBWMpBx P/3angp2GbzWzP9wxtPPAL35O0SUVzjedfCWHAgLh0azO6Pt4m9UmzFAk5zulaln9A+/ rPxg== X-Forwarded-Encrypted: i=1; AJvYcCWFCS1Do5ktfe7q1XabbMdpUkunPsf3K5SMM48a5UBNVgkMEfVymCdp88tjLbiI+PtCiXy5sw82Y9JZftpoVL7x@lists.infradead.org X-Gm-Message-State: AOJu0Yz5pEEfZ6/lN5QuhbRmgxzte7aeRcF4RrjlpWqXIVErnPbIPPvl BMCzGWW9d6oDabzNyGwEAiHZThu9BIrDziPG15H9QDmIZYrNlDc0SqQPY+6uMkiHmOPAIZGFs5K lYEqwGphYEtgzu39jpTYP/Cb/G05VNyRLLorcworITGtS0oBRRFDRXIWNcj4Frj3OJl36bRfgPH CP X-Gm-Gg: ATEYQzyT36gxyRBhPe+7Hd6/i+Ibz43F/bdNqOdlSAQ0ObgGcONi7+WNnLZ+ii4HxNY TKMqY16DOUc1QIDQJonuSfR8VaFdTpkYwATK+8Lkk5xnbiD1uz191TL+eAPRJ/p4ESJyoxLnOxV 0rEO7IOsBt1k3xgOImTABPW8IKPqfut0zvY2j70HX5yrMdZN2DvwHIwoYp9c80T4ygFOzEuwtcI MQYTPjS9YYJVRXya9qKo1DL0swpvlKNKpQW4V1PXF3L7JkbE16Iziacfa+ch253y71miNodJSWi 5qNS2BW+tSiEJsX0tSvd500Rr12/GU/zR9dtWETOZOGMxPSTr1/17LBizvT0qEnd1XuP4Lwb72Y s8Jymc+hhG41QkdcTDLqbPTFlGx0SpHAj9Vthe3BW2KUsuIqOTk33P6t7ovEINudU X-Received: by 2002:a05:6a21:3286:b0:398:7e12:c03b with SMTP id adf61e73a8af0-39bceb41272mr9670979637.44.1774248935563; Sun, 22 Mar 2026 23:55:35 -0700 (PDT) X-Received: by 2002:a05:6a21:3286:b0:398:7e12:c03b with SMTP id adf61e73a8af0-39bceb41272mr9670964637.44.1774248935151; Sun, 22 Mar 2026 23:55:35 -0700 (PDT) Received: from [192.168.68.51] (n175-34-8-244.mrk21.qld.optusnet.com.au. [175.34.8.244]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c743a7ff529sm6924198a12.2.2026.03.22.23.55.20 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 22 Mar 2026 23:55:34 -0700 (PDT) Message-ID: <670cca31-ef2b-4fd8-89ad-221526a07f7e@redhat.com> Date: Mon, 23 Mar 2026 16:55:17 +1000 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 19/40] arm_mpam: resctrl: Add plumbing against arm64 task and cpu hooks To: Ben Horgan Cc: amitsinght@marvell.com, baisheng.gao@unisoc.com, baolin.wang@linux.alibaba.com, carl@os.amperecomputing.com, dave.martin@arm.com, david@kernel.org, dfustini@baylibre.com, fenghuay@nvidia.com, james.morse@arm.com, jonathan.cameron@huawei.com, kobak@nvidia.com, lcherian@marvell.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, peternewman@google.com, punit.agrawal@oss.qualcomm.com, quic_jiles@quicinc.com, reinette.chatre@intel.com, rohit.mathew@arm.com, scott@os.amperecomputing.com, sdonthineni@nvidia.com, tan.shaopeng@fujitsu.com, xhao@linux.alibaba.com, catalin.marinas@arm.com, will@kernel.org, corbet@lwn.net, maz@kernel.org, oupton@kernel.org, joey.gouly@arm.com, suzuki.poulose@arm.com, kvmarm@lists.linux.dev, zengheng4@huawei.com, linux-doc@vger.kernel.org, Shaopeng Tan References: <20260313144617.3420416-1-ben.horgan@arm.com> <20260313144617.3420416-20-ben.horgan@arm.com> From: Gavin Shan In-Reply-To: <20260313144617.3420416-20-ben.horgan@arm.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: 9DCQDt0GbO6S9LjafVtGwon3sjTv25WyjXfeSguhY-0_1774248935 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260322_235541_769755_91EED8CC X-CRM114-Status: UNSURE ( 9.61 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 3/14/26 12:45 AM, Ben Horgan wrote: > From: James Morse > > arm64 provides helpers for changing a task's and a cpu's mpam partid/pmg > values. > > These are used to back a number of resctrl_arch_ functions. Connect them > up. > > Tested-by: Gavin Shan > Tested-by: Shaopeng Tan > Tested-by: Peter Newman > Tested-by: Zeng Heng > Tested-by: Punit Agrawal > Reviewed-by: Zeng Heng > Reviewed-by: Shaopeng Tan > Reviewed-by: Jonathan Cameron > Signed-off-by: James Morse > Signed-off-by: Ben Horgan > --- > Changes since v2: > apostrophes in commit message > --- > drivers/resctrl/mpam_resctrl.c | 58 ++++++++++++++++++++++++++++++++++ > include/linux/arm_mpam.h | 5 +++ > 2 files changed, 63 insertions(+) > Reviewed-by: Gavin Shan