linux-kernel - Re: [RFC PATCH 28/38] arm64: mpam: Select ARCH_HAS_CPU

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Message-ID: <20251218135508.00005d49@huawei.com>
Date: Thu, 18 Dec 2025 13:55:08 +0000
From: Jonathan Cameron <jonathan.cameron@...wei.com>
To: James Morse <james.morse@....com>
CC: <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>, D
 Scott Phillips OS <scott@...amperecomputing.com>,
	<carl@...amperecomputing.com>, <lcherian@...vell.com>,
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	<reinette.chatre@...el.com>, Punit Agrawal <punit.agrawal@....qualcomm.com>
Subject: Re: [RFC PATCH 28/38] arm64: mpam: Select ARCH_HAS_CPU_RESCTRL

On Fri, 5 Dec 2025 21:58:51 +0000
James Morse <james.morse@....com> wrote:

> Enough MPAM support is present to enable ARCH_HAS_CPU_RESCTRL.
> Let it rip^Wlink!
> 
> ARCH_HAS_CPU_RESCTRL indicates resctrl can be enabled. It is enabled
> by the arch code sipmly because it has 'arch' in its name.

simply

> 
> This removes ARM_CPU_RESCTRL as a mimic of X86_CPU_RESCTRL.
> While here, move the ACPI dependency to the driver's Kconfig file.
> 
> Signed-off-by: James Morse <james.morse@....com>