linux-kernel - Re: [PATCH -next] gpio: mockup: remove gpio debugfs when remove device

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Message-ID: <CAMRc=McDo2MbebGGueqacEbs11r8c_MHr8WaTktGzkVWZD2K4A@mail.gmail.com>
Date:   Sun, 28 Aug 2022 16:00:15 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     "weiyongjun (A)" <weiyongjun1@...wei.com>
Cc:     Bamvor Jian Zhang <bamv2005@...il.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -next] gpio: mockup: remove gpio debugfs when remove device

On Mon, Aug 22, 2022 at 3:27 PM weiyongjun (A) <weiyongjun1@...wei.com> wrote:
>
> Hi Bart,
>
> On 2022/8/19 20:49, Bartosz Golaszewski wrote:
> > On Tue, Aug 16, 2022 at 4:34 PM Wei Yongjun <weiyongjun1@...wei.com> wrote:
> >>
> >> GPIO mockup debugfs is created in gpio_mockup_probe() but
> >> forgot to remove when remove device. This patch add a devm
> >> managed callback for removing them.
> >>
> >
> > The tag -next is for patches that address issues that are in next but
> > not yet in master.
> >>
>
>
> >
> > This isn't very relevant as the module needs to be unloaded anyway in
> > order to reconfigure the simulated device but I'll apply it as it's
> > technically correct. Did you see we have a new one - gpio-sim - that
> > uses configfs?
> >
> > Bart
> >
>
>
> I am using gpio-mockup as a interrupt-controller with the change[1],
> it works will with overfs dts[2], and can success mockup device and
> trigger the irq. But when switch to gpio-sim, device can not be created
> by dts[3]. Not sure what's wrong with it. Any suggestion?
>

I see you submitted a patch series for gpio-sim - does it fix this issue?

Bart