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SubjectRe: [PATCH net v3] net: ethernet: ti: fix build and remove TI_CPTS_MOD workaround
On Tue, May 12, 2020 at 10:35 AM Grygorii Strashko
<grygorii.strashko@ti.com> wrote:
>
> Hi Arnd,
>
> On 08/05/2020 14:25, Arnd Bergmann wrote:
> > On Fri, May 8, 2020 at 1:14 PM Grygorii Strashko
> > <grygorii.strashko@ti.com> wrote:
> >> On 08/05/2020 13:10, Arnd Bergmann wrote:
> >>> On Fri, May 8, 2020 at 11:59 AM Grygorii Strashko
> >
> >>>> That's because TI_CPTS_MOD (which is the symbol gating the _compilation_ of
> >>>> cpts.c) now depends on PTP_1588_CLOCK, and so is not enabled in these
> >>>> configurations, but TI_CPTS (which is the symbol gating _calls_ to the cpts
> >>>> functions) _is_ enabled. So we end up compiling calls to functions that
> >>>> don't exist, resulting in the linker errors.
> >>>>
> >>>> This patch fixes build errors and restores previous behavior by:
> >>>> - ensure PTP_1588_CLOCK=y in TI specific configs and CPTS will be built
> >>>> - use IS_REACHABLE(CONFIG_TI_CPTS) in code instead of IS_ENABLED()
> >>>
> >>> I don't understand what IS_REACHABLE() is needed for once all the other
> >>> changes are in place. I'd hope we can avoid that. Do you still see
> >>> failures without
> >>> that or is it just a precaution. I can do some randconfig testing on your patch
> >>> to see what else might be needed to avoid IS_REACHABLE().
> >>
> >> I've not changed this part of original patch, but seems you're right.
> >>
> >> I can drop it and resend, but, unfortunately, i do not have time today for full build testing.
> >
> > I have applied to patch locally to my randconfig tree, with the IS_REACHABLE()
> > changes taken out.
> >
>
> What will be the conclusion here?

I have seen no other problems with it, please leave out the the IS_REACHABLE()
changes and just use the dependencies.

Arnd

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