linux-kernel - Re: [PATCH v1] pinctrl: samsung: Finish initializing the gpios before registering them

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Thu, 25 Aug 2022 10:05:43 -0700
From:   Saravana Kannan <saravanak@...gle.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Tomasz Figa <tomasz.figa@...il.com>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Alim Akhtar <alim.akhtar@...sung.com>, kernel-team@...roid.com,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1] pinctrl: samsung: Finish initializing the gpios before
 registering them

On Thu, Aug 25, 2022 at 5:11 AM Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> wrote:
>
> On 25/08/2022 15:08, Linus Walleij wrote:
> > On Thu, Jul 28, 2022 at 10:32 AM Krzysztof Kozlowski
> > <krzysztof.kozlowski@...aro.org> wrote:
> >> On 27/07/2022 03:33, Saravana Kannan wrote:
> >
> >>> As soon as a gpio is registered, it should be usable by a consumer. So,
> >>> do all the initialization before registering the gpios. Without this
> >>> change, a consumer can request a GPIO IRQ and have the gpio to IRQ
> >>> mapping fail.
> >>>
> >>> Signed-off-by: Saravana Kannan <saravanak@...gle.com>
> >>
> >> Looks good.
> >>
> >> Linus,
> >> It's too late for me to pick it up, so make you could grab it directly?
> >>
> >> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> >>
> >> Otherwise it will wait for merge window to finish.
> >
> > I sadly missed this during the merge window, as the commit message didn't
> > make it look like a fix or something urgent. (I don't know if it is?)
> > Just send me the patch as fix or for -next, I let you decide.

It wasn't anything urgent. I found this issue when I was refactoring
fw_devlink, but that series hasn't landed yet. So it's okay if it's
landing only in 6.0.

-Saravana

>
> I understood, so I already picked it up after merge window. I'll send
> you this in a pull.
>
> Best regards,
> Krzysztof