Re: [PATCH v3 1/3] driver core: Provide device_match_acpi_handle() helper

From: Greg Kroah-Hartman
Date: Thu Oct 14 2021 - 04:48:27 EST


On Wed, Oct 13, 2021 at 08:33:14PM +0200, Rafael J. Wysocki wrote:
> On Wed, Oct 13, 2021 at 8:24 PM Andy Shevchenko
> <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> >
> > On Wed, Oct 13, 2021 at 07:47:37PM +0200, Rafael J. Wysocki wrote:
> > > On Thu, Oct 7, 2021 at 7:18 PM Andy Shevchenko
> > > <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> > > >
> > > > We have couple of users of this helper, make it available for them.
> > >
> > > "a couple"?
> >
> > Yep.
> >
> > > > EXPORT_SYMBOL(device_match_acpi_dev);
> > > >
> > > > +int device_match_acpi_handle(struct device *dev, const void *handle)
> > >
> > > Hmmm. Should the second arg be of type acpi_handle?
> >
> > acpi_handle is not defined as struct and it means the header, where the
> > prototype is declared, will require acpi.h to be included. Besides that the
> > whole set of device_match_*() is done by the same prototype, so it can be used
> > in bus_find_device() calls.
>
> Ah, OK, it's for bus_find_device().
>
> > > And doesn't this function belong to the ACPI core? It is related to
> > > acpi_bus_get_device() and such which are located there.
> >
> > Same as above. I don't think so.
>
> I see, but any chance to improve the changelog?

I will drop this from my testing tree and wait for a new version with a
better changelog.

thanks,

greg k-h