Re: [PATCH v3 00/12] man2: document "new" mount API

From: Aleksa Sarai
Date: Thu Aug 21 2025 - 07:52:26 EST


On 2025-08-20, Askar Safin <safinaskar@xxxxxxxxxxxx> wrote:
> ---- On Sun, 17 Aug 2025 20:16:04 +0400 Aleksa Sarai <cyphar@xxxxxxxxxx> wrote ---
> > They are not tested by fstests AFAICS, but that's more of a flaw in
> > fstests (automount requires you to have a running autofs daemon, which
> > probably makes testing it in fstests or selftests impractical) not the
> > feature itself.
>
> I suggest testing automounts in fstests/selftests using "tracing" automount.
> This is what I do in my reproducers.
>
> > The automount behaviour of tracefs is different to the general automount
> > mechanism which is managed by userspace with the autofs daemon.
>
> Yes. But I still was able to write reproducers using "tracing", so this
> automount point is totally okay for tests. (At least for some tests,
> such as RESOLVE_NO_XDEV.)

Sure, but I don't think people use allyesconfig when running selftests.
I wonder if the automated test runners even enable deprecated features
like that.

In any case, you can definitely write some tests for it. :D

--
Aleksa Sarai
Senior Software Engineer (Containers)
SUSE Linux GmbH
https://www.cyphar.com/

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