linux-kernel - Re: [PATCH v3 32/47] arm_mpam: resctrl: Add kunit test for ABMC/CDP interactions

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Message-ID: <20260113152638.00003e32@huawei.com>
Date: Tue, 13 Jan 2026 15:26:38 +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>,
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	<fenghuay@...dia.com>, <gshan@...hat.com>, <james.morse@....com>,
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Subject: Re: [PATCH v3 32/47] arm_mpam: resctrl: Add kunit test for ABMC/CDP
 interactions

On Mon, 12 Jan 2026 16:58:59 +0000
Ben Horgan <ben.horgan@....com> wrote:

> From: James Morse <james.morse@....com>
> 
> ABMC exposes a fun corner case where a platform with one monitor can use
> ABMC for assignable counters - but not when CDP is enabled.
> 
> Add some tests.
> 
> Signed-off-by: James Morse <james.morse@....com>
> Signed-off-by: Ben Horgan <ben.horgan@....com>
Reviewed-by: Jonathan Cameron <jonathan.cameron@...wei.com>