linux-kernel - Re: [PATCH] block: include dd_queued{,_show} into proper BLK_DEBUG

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Date:   Mon, 6 Sep 2021 14:36:00 -0300
From:   Julio Faracco <jfaracco@...hat.com>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] block: include dd_queued{,_show} into proper BLK_DEBUG_FS guard

Thanks Jens.

On Mon, Sep 6, 2021 at 1:44 PM Jens Axboe <axboe@...nel.dk> wrote:
>
> On 9/6/21 10:38 AM, Julio Faracco wrote:
> > This commit fixes a compilation issue to an unused function if
> > BLK_DEBUG_FS setting is not enabled. This usually happens in tiny
> > kernels with several debug options disabled. For further details,
> > see the message below:
> >
> > ../block/mq-deadline.c:274:12: error: ‘dd_queued’ defined but not used [-Werror=unused-function]
> >   274 | static u32 dd_queued(struct deadline_data *dd, enum dd_prio prio)
> >       |            ^~~~~~~~~
> > cc1: all warnings being treated as errors
>
> This is like the 10th one of these... The patch has been queued up for
> about a week, if you check linux-next or the block tree. It's going
> upstream soon, in fact it was already sent in yesterday.

I noticed after seeing the same patch earlier this morning, but it was
too late to undo.
Discard my patch, pls.

>
> --
> Jens Axboe
>

--
Julio Faracco