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 68745ECD98C for ; Thu, 5 Feb 2026 17:06:20 +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:MIME-Version:References:In-Reply-To:Message-ID:Subject:CC:To: From:Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=7n+mVTt0jQl8PIr2C3+K+q4iQJPYmzuRfW82WL1m+hQ=; b=nyGkf6xFOqWAs0BzQPqcULuXi4 GQ9TMl3aAP6v+olD+Zx9y2ymu9XmyOWQmQIsNffV/M/DjOldgqjYp/RBDelLkpJ13X2PtuXu8hyln /YXBmHJ7c/fi4LygyUYvHZgArB1jFwX0ENXOwfi+OWiahiWu901YV3acmE42eGH+WfqnkQZlwSmLW 662/SWDu6BhtCrpm6ZEpJnjDGrkGhnhZsm+0/ew5G8bmh9eintgtbrGp+v85W1OCE8nnB1YUFv5Zr WUPfLriuezn2QS5m1+j2EjcW+kxJ3jOoT7rh1GHW7UGV0coTyGIjVQFmvVYIAty9njQJYfE0bnErq NO00xIqQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vo2o0-0000000AGlY-1ImD; Thu, 05 Feb 2026 17:06:12 +0000 Received: from frasgout.his.huawei.com ([185.176.79.56]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vo2nw-0000000AGke-1Wzg for linux-arm-kernel@lists.infradead.org; Thu, 05 Feb 2026 17:06:10 +0000 Received: from mail.maildlp.com (unknown [172.18.224.150]) by frasgout.his.huawei.com (SkyGuard) with ESMTPS id 4f6NsL2811zHnGcj; Fri, 6 Feb 2026 01:05:58 +0800 (CST) Received: from dubpeml500005.china.huawei.com (unknown [7.214.145.207]) by mail.maildlp.com (Postfix) with ESMTPS id 152ED40565; Fri, 6 Feb 2026 01:06:01 +0800 (CST) Received: from localhost (10.48.151.164) by dubpeml500005.china.huawei.com (7.214.145.207) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Thu, 5 Feb 2026 17:05:59 +0000 Date: Thu, 5 Feb 2026 17:05:57 +0000 From: Jonathan Cameron To: Ben Horgan CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: Re: [PATCH v4 41/41] arm64: mpam: Add initial MPAM documentation Message-ID: <20260205170557.00000d4d@huawei.com> In-Reply-To: <20260203214342.584712-42-ben.horgan@arm.com> References: <20260203214342.584712-1-ben.horgan@arm.com> <20260203214342.584712-42-ben.horgan@arm.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.48.151.164] X-ClientProxiedBy: lhrpeml100012.china.huawei.com (7.191.174.184) To dubpeml500005.china.huawei.com (7.214.145.207) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260205_090608_784739_C9FEC9F1 X-CRM114-Status: GOOD ( 15.72 ) 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 Tue, 3 Feb 2026 21:43:42 +0000 Ben Horgan wrote: > MPAM (Memory Partitioning and Monitoring) is now exposed to user-space via > resctrl. Add some documentation so the user knows what features to expect. > > Signed-off-by: James Morse > Signed-off-by: Ben Horgan > --- > Changes by Ben: > Some tidying, update for current heuristics > --- > Documentation/arch/arm64/index.rst | 1 + > Documentation/arch/arm64/mpam.rst | 93 ++++++++++++++++++++++++++++++ > 2 files changed, 94 insertions(+) > create mode 100644 Documentation/arch/arm64/mpam.rst > > diff --git a/Documentation/arch/arm64/index.rst b/Documentation/arch/arm64/index.rst > index 6a012c98bdcd..189fa760dade 100644 > --- a/Documentation/arch/arm64/index.rst > +++ b/Documentation/arch/arm64/index.rst > @@ -23,6 +23,7 @@ ARM64 Architecture > memory > memory-tagging-extension > mops > + mpam > perf > pointer-authentication > ptdump > diff --git a/Documentation/arch/arm64/mpam.rst b/Documentation/arch/arm64/mpam.rst > new file mode 100644 > index 000000000000..0769bccff25e > --- /dev/null > +++ b/Documentation/arch/arm64/mpam.rst > @@ -0,0 +1,93 @@ > +.. SPDX-License-Identifier: GPL-2.0 > + > +==== > +MPAM > +==== > + > +What is MPAM > +============ > + MPAM (Memory Partitioning and Monitoring) is a feature in the CPUs and memory I've not seen this style of indenting much in rst. I checked a few files in this directory and it's not used in the ones I randomly picked. + it's not what the kernel-documentation.rst file suggests is standard formatting. Other than that the content looks fine to me. Jonathan