Re: Build regressions/improvements in v5.0-rc5

[Geert Uytterhoeven]

Hi Randy,

On Mon, Feb 4, 2019 at 6:57 PM Randy Dunlap <rdunlap@xxxxxxxxxxxxx> wrote:
> On 2/4/19 9:46 AM, Randy Dunlap wrote:
> > On 2/4/19 5:42 AM, Geert Uytterhoeven wrote:
> >> Below is the list of build error/warning regressions/improvements in
> >> v5.0-rc5[1] compared to v4.20[2].
> >>
> >> Summarized:
> >>   - build errors: +2/-4
> >>   - build warnings: +113/-14843
> >>
> >> JFYI, when comparing v5.0-rc5[1] to v5.0-rc4[3], the summaries are:
> >>   - build errors: +0/-0
> >>   - build warnings: +56/-59
> >>
> >> Note that there may be false regressions, as some logs are incomplete.
> >> Still, they're build errors/warnings.
> >>
> >> Happy fixing! ;-)
> >>
> >> Thanks to the linux-next team for providing the build service.
> >>
> >> [1] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/8834f5600cf3c8db365e18a3d5cac2c2780c81e5/ (238 out of 240 configs)
> >> [2] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/8fe28cb58bcb235034b64cbbb7550a8a43fd88be/ (all 240 configs)
> >> [3] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/f17b5f06cb92ef2250513a1e154c47b78df07d40/ (238 out of 240 configs)
> >>
> >>
> >>
> >> *** WARNINGS ***
> >>
> >> 113 warning regressions:
> >
> >>   + warning: unmet direct dependencies detected for PPC4xx_PCI_EXPRESS:  => N/A
> >
> > I am trying to find the above warning (needle) in the haystack.
> > Can you please direct me to which config/build it is in?
> >
> > Is there a good way for me to find it?
>
> Working backwards, it probably comes from this:
>
> config CURRITUCK
>         bool "IBM Currituck (476fpe) Support"
>         depends on PPC_47x
>         select SWIOTLB
>         select 476FPE
>         select PPC4xx_PCI_EXPRESS

powerpc-gcc4.6/44x/currituck_defconfig

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds