linux-kernel - Re: [PATCH v2 1/3] selftests/mm: add memory failure anonymous page test

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Message-ID: <857ec09e-deac-4d70-af6c-5f89ba0b9798@sirena.org.uk>
Date: Wed, 21 Jan 2026 11:17:22 +0000
From: Mark Brown <broonie@...nel.org>
To: Miaohe Lin <linmiaohe@...wei.com>
Cc: akpm@...ux-foundation.org, shuah@...nel.org, david@...nel.org,
	lorenzo.stoakes@...cle.com, Liam.Howlett@...cle.com, vbabka@...e.cz,
	rppt@...nel.org, surenb@...gle.com, mhocko@...e.com,
	nao.horiguchi@...il.com, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org
Subject: Re: [PATCH v2 1/3] selftests/mm: add memory failure anonymous page
 test

On Wed, Jan 21, 2026 at 10:05:07AM +0800, Miaohe Lin wrote:
> On 2026/1/21 1:46, Mark Brown wrote:

> > You should also add HWPOISION_INJECT and likely also MEMORY_FAILURE
> > (which it depends on) to the config fragment in

> >    tools/testing/selftests/mm/config

> Currently if HWPOISION_INJECT or MEMORY_FAILURE isn't enabled, the test
> will be skipped.

Yes, it handles them being missing correctly - it's just about letting
people know what they need to enable so the tests get run.

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