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 539DCCA0FF9 for ; Sat, 30 Aug 2025 00:46:44 +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=3YyD/PfZfL4VWCBWe3CGtHG0qwwDOkR7VxRS4e+XsHY=; b=ZGC+oB4ZV2lg23N3LSqpa1IWh5 vHusERV8w+cid1OR77aOGrnoZigdFAifpcV5lhqCjR+ac7MIML/Uo62WjBYdT/CBjPPz1TK9kmK4q mJm9K1okT0K5aaFg5aKFFQz3hlORk9xx+YRyW8qukr/G8berLZvvk5gHN5x8APSdatCfQpjakJDct xs6R03S3/VrEjnvDBU1ddW+rbdwxeF2vN/o1iBsSq1UMRj3th01ebdhIWn+/u1QUNVaODr7bROt0A qlNHuL5O4bzoQPmKbcrCNKKCnqoPTSIBLINgGz4iT9gkPHOAfbi93pG+ORn39kK+wdlFlu1Z8HU0o d5whDRSA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1us9jr-000000078cf-3ScZ; Sat, 30 Aug 2025 00:46:39 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1us1Kc-00000006HtF-1crV for linux-arm-kernel@lists.infradead.org; Fri, 29 Aug 2025 15:48:03 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 62A4A19F0; Fri, 29 Aug 2025 08:47:52 -0700 (PDT) Received: from [10.1.196.46] (e134344.arm.com [10.1.196.46]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id CF3513F738; Fri, 29 Aug 2025 08:47:54 -0700 (PDT) Message-ID: Date: Fri, 29 Aug 2025 16:47:53 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 26/33] arm_mpam: Add helpers to allocate monitors To: James Morse , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, devicetree@vger.kernel.org Cc: shameerali.kolothum.thodi@huawei.com, D Scott Phillips OS , carl@os.amperecomputing.com, lcherian@marvell.com, bobo.shaobowang@huawei.com, tan.shaopeng@fujitsu.com, baolin.wang@linux.alibaba.com, Jamie Iles , Xin Hao , peternewman@google.com, dfustini@baylibre.com, amitsinght@marvell.com, David Hildenbrand , Rex Nie , Dave Martin , Koba Ko , Shanker Donthineni , fenghuay@nvidia.com, baisheng.gao@unisoc.com, Jonathan Cameron , Rob Herring , Rohit Mathew , Rafael Wysocki , Len Brown , Lorenzo Pieralisi , Hanjun Guo , Sudeep Holla , Krzysztof Kozlowski , Conor Dooley , Catalin Marinas , Will Deacon , Greg Kroah-Hartman , Danilo Krummrich References: <20250822153048.2287-1-james.morse@arm.com> <20250822153048.2287-27-james.morse@arm.com> From: Ben Horgan Content-Language: en-US In-Reply-To: <20250822153048.2287-27-james.morse@arm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250829_084802_477290_5B9B79CC X-CRM114-Status: UNSURE ( 9.05 ) 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 Hi James, On 8/22/25 16:30, James Morse wrote: > MPAM's MSC support a number of monitors, each of which supports > bandwidth counters, or cache-storage-utilisation counters. To use > a counter, a monitor needs to be configured. Add helpers to allocate > and free CSU or MBWU monitors. > > Signed-off-by: James Morse > --- > drivers/resctrl/mpam_devices.c | 2 ++ > drivers/resctrl/mpam_internal.h | 35 +++++++++++++++++++++++++++++++++ > 2 files changed, 37 insertions(+) This looks good to me. Reviewed-by: Ben Horgan Thanks, Ben