linux-kernel - Re: [PATCH] kunit: tool: Use qboot on QEMU x86

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Message-ID: <CA+i-1C1ciaySyegzm802vmDaaSOONVdUPJRctqFvUoW7EdqXJg@mail.gmail.com>
Date: Fri, 31 Jan 2025 12:19:45 +0100
From: Brendan Jackman <jackmanb@...gle.com>
To: David Gow <davidgow@...gle.com>
Cc: Brendan Higgins <brendan.higgins@...ux.dev>, Rae Moar <rmoar@...gle.com>, 
	linux-kselftest@...r.kernel.org, kunit-dev@...glegroups.com, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] kunit: tool: Use qboot on QEMU x86_64

On Fri, 31 Jan 2025 at 09:45, David Gow <davidgow@...gle.com> wrote:
> One future idea would be to look into microvms, which might be even
> faster. I'll give myself a TODO to experiment with those.

Yeah, that would be cool although I think they require CONFIG_PARAVIRT
which isn't an entirely negligible constraint. Still, microvm doesn't
have to be mandatory.

Anyway, I don't personally think that startup speed is a big issue for
KUnit right now, I only mentioned it as a nice freebie for qboot, the
terminal garbage was my only real motivator.

> This'll go in post-rc1, but nevertheless, it's:
> Reviewed-by: David Gow <davidgow@...gle.com>

Thanks!