linux-kernel - Re: [RFC v4 00/17] kunit: introduce KUnit, the Linux kernel unit testing framework

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Date:   Mon, 25 Mar 2019 15:11:14 -0700
From:   Brendan Higgins <brendanhiggins@...gle.com>
To:     Frank Rowand <frowand.list@...il.com>
Cc:     Kees Cook <keescook@...gle.com>,
        Luis Chamberlain <mcgrof@...nel.org>, shuah@...nel.org,
        Rob Herring <robh@...nel.org>,
        Kieran Bingham <kieran.bingham@...asonboard.com>,
        Greg KH <gregkh@...uxfoundation.org>,
        Joel Stanley <joel@....id.au>,
        Michael Ellerman <mpe@...erman.id.au>,
        Joe Perches <joe@...ches.com>, brakmo@...com,
        Steven Rostedt <rostedt@...dmis.org>,
        "Bird, Timothy" <Tim.Bird@...y.com>,
        Kevin Hilman <khilman@...libre.com>,
        Julia Lawall <julia.lawall@...6.fr>,
        linux-kselftest@...r.kernel.org, kunit-dev@...glegroups.com,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Jeff Dike <jdike@...toit.com>,
        Richard Weinberger <richard@....at>,
        linux-um@...ts.infradead.org, Daniel Vetter <daniel@...ll.ch>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Dan Williams <dan.j.williams@...el.com>,
        linux-nvdimm <linux-nvdimm@...ts.01.org>,
        Knut Omang <knut.omang@...cle.com>,
        devicetree <devicetree@...r.kernel.org>,
        Petr Mladek <pmladek@...e.com>,
        Sasha Levin <Alexander.Levin@...rosoft.com>,
        Amir Goldstein <amir73il@...il.com>,
        Dan Carpenter <dan.carpenter@...cle.com>, wfg@...ux.intel.com
Subject: Re: [RFC v4 00/17] kunit: introduce KUnit, the Linux kernel unit
 testing framework

On Thu, Mar 21, 2019 at 6:23 PM Frank Rowand <frowand.list@...il.com> wrote:
>
> On 3/4/19 3:01 PM, Brendan Higgins wrote:
> > On Thu, Feb 14, 2019 at 1:38 PM Brendan Higgins
< snip >
> > Someone suggested I should send the next revision out as "PATCH"
> > instead of "RFC" since there seems to be general consensus about
> > everything at a high level, with a couple exceptions.
> >
> > At this time I am planning on sending the next revision out as "[PATCH
> > v1 00/NN] kunit: introduce KUnit, the Linux kernel unit testing
> > framework". Initially I wasn't sure if the next revision should be
> > "[PATCH v1 ...]" or "[PATCH v5 ...]". Please let me know if you have a
> > strong objection to the former.
> >
> > In the next revision, I will be dropping the last two of three patches
> > for the DT unit tests as there doesn't seem to be enough features
> > currently available to justify the heavy refactoring I did; however, I
>
> Thank you.
>
>
> > will still include the patch that just converts everything over to
> > KUnit without restructuring the test cases:
> > https://lkml.org/lkml/2019/2/14/1133
>
> The link doesn't work for me (don't worry about that), so I'm assuming
> this is:
>
>    [RFC v4 15/17] of: unittest: migrate tests to run on KUnit

That's correct.

>
> The conversation on that patch ended after:
>
>    >> After adding patch 15, there are a lot of "unittest internal error" messages.
>    >
>    > Yeah, I meant to ask you about that. I thought it was due to a change
>    > you made, but after further examination, just now, I found it was my
>    > fault. Sorry for not mentioning that anywhere. I will fix it in v5.
>
> It is not worth my time to look at patch 15 when it is that broken.  So I
> have not done any review of it.

Right, I didn't expect you to, we were still discussing things on RFC
v3 at the time. I think I got you comments on v3 in a very short time
frame around sending out v4; hence why your comments were not
addressed.

>
> So no, I think you are still in the RFC stage unless you drop patch 15.

Noted. I might split that out into a separate RFC then.

>
> >
> > I should have the next revision out in a week or so.
> >
>

Cheers!