linux-kernel - Re: [PATCH 09/14] kunit: include debugfs header file

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Date:   Thu, 18 May 2023 11:54:44 +0800
From:   David Gow <davidgow@...gle.com>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        Arnd Bergmann <arnd@...db.de>,
        Russell King <linux@...linux.org.uk>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, Michal Simek <monstr@...str.eu>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Helge Deller <deller@....de>,
        Michael Ellerman <mpe@...erman.id.au>,
        Palmer Dabbelt <palmer@...belt.com>,
        Heiko Carstens <hca@...ux.ibm.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, x86@...nel.org,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Paul Moore <paul@...l-moore.com>,
        Eric Paris <eparis@...hat.com>,
        Dennis Zhou <dennis@...nel.org>, Tejun Heo <tj@...nel.org>,
        Christoph Lameter <cl@...ux.com>, Pavel Machek <pavel@....cz>,
        Peter Zijlstra <peterz@...radead.org>,
        Waiman Long <longman@...hat.com>,
        Boqun Feng <boqun.feng@...il.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mips@...r.kernel.org, linux-parisc@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-riscv@...ts.infradead.org,
        linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
        audit@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kselftest@...r.kernel.org, kunit-dev@...glegroups.com
Subject: Re: [PATCH 09/14] kunit: include debugfs header file

On Wed, 17 May 2023 at 21:12, Arnd Bergmann <arnd@...nel.org> wrote:
>
> From: Arnd Bergmann <arnd@...db.de>
>
> An extra #include statement is needed to ensure the prototypes
> for debugfs interfaces are visible, avoiding this warning:
>
> lib/kunit/debugfs.c:28:6: error: no previous prototype for 'kunit_debugfs_cleanup' [-Werror=missing-prototypes]
> lib/kunit/debugfs.c:33:6: error: no previous prototype for 'kunit_debugfs_init' [-Werror=missing-prototypes]
> lib/kunit/debugfs.c:102:6: error: no previous prototype for 'kunit_debugfs_create_suite' [-Werror=missing-prototypes]
> lib/kunit/debugfs.c:118:6: error: no previous prototype for 'kunit_debugfs_destroy_suite' [-Werror=missing-prototypes]
>
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---

Nice catch, thanks. I'm fine with this going in via -mm, but if you'd
prefer it to go via kselftest/kunit, let me know.

Reviewed-by: David Gow <davidgow@...gle.com>

Cheers,
-- David

>  lib/kunit/debugfs.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/lib/kunit/debugfs.c b/lib/kunit/debugfs.c
> index b08bb1fba106..22c5c496a68f 100644
> --- a/lib/kunit/debugfs.c
> +++ b/lib/kunit/debugfs.c
> @@ -10,6 +10,7 @@
>  #include <kunit/test.h>
>
>  #include "string-stream.h"
> +#include "debugfs.h"
>
>  #define KUNIT_DEBUGFS_ROOT             "kunit"
>  #define KUNIT_DEBUGFS_RESULTS          "results"
> --
> 2.39.2
>
> --
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