linux-kernel - Re: [PATCH v4 41/41] arm64: mpam: Add initial MPAM documentation

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20260205170557.00000d4d@huawei.com>
Date: Thu, 5 Feb 2026 17:05:57 +0000
From: Jonathan Cameron <jonathan.cameron@...wei.com>
To: Ben Horgan <ben.horgan@....com>
CC: <amitsinght@...vell.com>, <baisheng.gao@...soc.com>,
	<baolin.wang@...ux.alibaba.com>, <carl@...amperecomputing.com>,
	<dave.martin@....com>, <david@...nel.org>, <dfustini@...libre.com>,
	<fenghuay@...dia.com>, <gshan@...hat.com>, <james.morse@....com>,
	<kobak@...dia.com>, <lcherian@...vell.com>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
	<peternewman@...gle.com>, <punit.agrawal@....qualcomm.com>,
	<quic_jiles@...cinc.com>, <reinette.chatre@...el.com>,
	<rohit.mathew@....com>, <scott@...amperecomputing.com>,
	<sdonthineni@...dia.com>, <tan.shaopeng@...itsu.com>,
	<xhao@...ux.alibaba.com>, <catalin.marinas@....com>, <will@...nel.org>,
	<corbet@....net>, <maz@...nel.org>, <oupton@...nel.org>,
	<joey.gouly@....com>, <suzuki.poulose@....com>, <kvmarm@...ts.linux.dev>,
	<zengheng4@...wei.com>, <linux-doc@...r.kernel.org>
Subject: Re: [PATCH v4 41/41] arm64: mpam: Add initial MPAM documentation

On Tue, 3 Feb 2026 21:43:42 +0000
Ben Horgan <ben.horgan@....com> 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 <james.morse@....com>
> Signed-off-by: Ben Horgan <ben.horgan@....com>
> ---
> 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