linux-kernel - Re: [RFC v4 02/17] kunit: test: add test resource management API

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Date:   Tue, 19 Feb 2019 15:24:01 -0800
From:   Brendan Higgins <brendanhiggins@...gle.com>
To:     Stephen Boyd <sboyd@...nel.org>
Cc:     Frank Rowand <frowand.list@...il.com>,
        Kees Cook <keescook@...gle.com>,
        Kieran Bingham <kieran.bingham@...asonboard.com>,
        Luis Chamberlain <mcgrof@...nel.org>,
        Rob Herring <robh@...nel.org>, shuah@...nel.org,
        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>,
        amir73il@...il.com, dan.carpenter@...cle.com, wfg@...ux.intel.com
Subject: Re: [RFC v4 02/17] kunit: test: add test resource management API

On Fri, Feb 15, 2019 at 1:01 PM Stephen Boyd <sboyd@...nel.org> wrote:
>
> Quoting Brendan Higgins (2019-02-14 13:37:14)
> > @@ -104,6 +167,7 @@ struct kunit {
> >         const char *name; /* Read only after initialization! */
> >         spinlock_t lock; /* Gaurds all mutable test state. */
> >         bool success; /* Protected by lock. */
> > +       struct list_head resources; /* Protected by lock. */
> >         void (*vprintk)(const struct kunit *test,
> >                         const char *level,
> >                         struct va_format *vaf);
> > @@ -127,6 +191,51 @@ int kunit_run_tests(struct kunit_module *module);
> >                 } \
> >                 late_initcall(module_kunit_init##module)
> >
> > +/**
> > + * kunit_alloc_resource() - Allocates a *test managed resource*.
> > + * @test: The test context object.
> > + * @init: a user supplied function to initialize the resource.
> > + * @free: a user supplied function to free the resource.
> > + * @context: for the user to pass in arbitrary data.
>
> Nitpick: "pass in arbitrary data to the init function"? Maybe that
> provides some more clarity.

I think that makes sense. Will fix in next revision.