Re: [PATCH] gpio: pca953x: add a comment explaining the need for a lockdep subclass

[Wolfram Sang]

On Thu, Sep 29, 2016 at 09:56:58AM +0200, Bartosz Golaszewski wrote:
> 2016-09-29 8:06 GMT+02:00 Wolfram Sang <wsa@xxxxxxxxxxxxx>:
> > On Mon, Sep 26, 2016 at 12:00:30PM +0200, Wolfram Sang wrote:
> >> On Mon, Sep 26, 2016 at 11:54:15AM +0200, Bartosz Golaszewski wrote:
> >> > This is a follow-up to commit 559b46990e76 ("gpio: pca953x: fix an
> >> > incorrect lockdep warning"). The reason for calling
> >> > lockdep_set_subclass() in pca953x_probe() is not explained in
> >> > the code.
> >> >
> >> > Add a comment describing the problem, partial solution and required
> >> > future extensions.
> >> >
> >> > Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
> >>
> >> Acked-by: Wolfram Sang <wsa@xxxxxxxxxxxxx>
> >>
> >> Linus, because of dependencies, I should probably pick it up?
> >
> > Linus, ping!
> >
> 
> Hi Wolfram,
> 
> this patch will not apply to the gpio tree. If Linus is too busy to
> comment, maybe you could pick it up anyway - it doesn't change
> anything in terms of functionality and it's better to have the code
> commented when it's not obvious what it does.

I want to pick it up and am likely to do so anyway, but to be formally
perfect, I need an ack from Linus.

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