linux-kernel - Re: [PATCH 0/7] Make core VMA operations internal and testable

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Message-Id: <20240703182636.a04510e21e53b5afe82e60d9@linux-foundation.org>
Date: Wed, 3 Jul 2024 18:26:36 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
Cc: SeongJae Park <sj@...nel.org>, linux-fsdevel@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-mm@...ck.org, "Liam R . Howlett"
 <Liam.Howlett@...cle.com>, Vlastimil Babka <vbabka@...e.cz>, Matthew Wilcox
 <willy@...radead.org>, Alexander Viro <viro@...iv.linux.org.uk>, Christian
 Brauner <brauner@...nel.org>, Jan Kara <jack@...e.cz>, Eric Biederman
 <ebiederm@...ssion.com>, Kees Cook <kees@...nel.org>, Suren Baghdasaryan
 <surenb@...gle.com>, Shuah Khan <shuah@...nel.org>, Brendan Higgins
 <brendanhiggins@...gle.com>, David Gow <davidgow@...gle.com>, Rae Moar
 <rmoar@...gle.com>
Subject: Re: [PATCH 0/7] Make core VMA operations internal and testable

On Thu, 4 Jul 2024 00:24:15 +0100 Lorenzo Stoakes <lorenzo.stoakes@...cle.com> wrote:

> The self tests differ from this and other tests using the userland-stubbed
> kernel approach in that they test system call invocation and assert
> expectations.
> 
> My point to Andrew was that we could potentially automatically run these
> tests as part of a self-test run as they are so quick, at least in the
> future, if that made sense.

Yes, I was thinking we'd just add a selftest which does (simplified,
of course)

	cd ../../vma
	make
	./whatever

simply to cause this new code to be invoked when someone runs the
selftest suite.