From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 641EC2D5950 for ; Tue, 13 Jan 2026 14:55:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.176.79.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768316147; cv=none; b=VRA2yRjCSELZviHSSJ2FM8yaH0mgfyMoJ+eQJGHt9gYKlZ0vHoaxuKgDSorUELq3JCN/wtrlWfb/lXCEIrc+D6QDXCcpy12pXpissyfGlIhDqV+0Wc9e0/W8MoACw7impGTrx7q3w0TTvYlh6CKy+ZxJiIrmvWSsSzka6Eahs/4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768316147; c=relaxed/simple; bh=f0pijcQ+ScNURV3JE7cr711JsK3by115WJQl0YPkpE4=; h=Date:From:To:CC:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=qq30oxFzF1OigEC1VDiUCqukMhA3rFDCxS/iS6OiOwKReLhId0pyWN//p5KwXjBnEU85Y8gSv+iUyhfJq0ENKoe4gP3BMF8HXQqo5m2NwCdHDXn78J1mjYRYEfVtgY0Erekt1ziMzii/DC41hR9r2jVOZxF5vyk2IFTaESH9u8g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=185.176.79.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.18.224.150]) by frasgout.his.huawei.com (SkyGuard) with ESMTPS id 4drC3Q012nzJ46BR; Tue, 13 Jan 2026 22:55:30 +0800 (CST) Received: from dubpeml100005.china.huawei.com (unknown [7.214.146.113]) by mail.maildlp.com (Postfix) with ESMTPS id 2853740563; Tue, 13 Jan 2026 22:55:43 +0800 (CST) Received: from localhost (10.203.177.15) by dubpeml100005.china.huawei.com (7.214.146.113) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.36; Tue, 13 Jan 2026 14:55:41 +0000 Date: Tue, 13 Jan 2026 14:55:40 +0000 From: Jonathan Cameron To: Ben Horgan CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: Re: [PATCH v3 24/47] arm_mpam: resctrl: Add rmid index helpers Message-ID: <20260113145540.000026d5@huawei.com> In-Reply-To: <20260112165914.4086692-25-ben.horgan@arm.com> References: <20260112165914.4086692-1-ben.horgan@arm.com> <20260112165914.4086692-25-ben.horgan@arm.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: lhrpeml100010.china.huawei.com (7.191.174.197) To dubpeml100005.china.huawei.com (7.214.146.113) On Mon, 12 Jan 2026 16:58:51 +0000 Ben Horgan wrote: > Because MPAM's pmg aren't identical to RDT's rmid, resctrl handles some > data structures by index. This allows x86 to map indexes to RMID, and MPAM > to map them to partid-and-pmg. > > Add the helpers to do this. > > Suggested-by: James Morse > Signed-off-by: Ben Horgan Much easier to read. Thanks! Reviewed-by: Jonathan Cameron