On Thu, 4 Jun 2015 20:57:32 +1000 (AEST)
, Michael Ellerman <mpe@xxxxxxxxxxxxxx>
wrote:
> On Thu, 2015-04-06 at 09:34:41 UTC, Geert Uytterhoeven wrote:
> > "IS_ENABLED(PPC_PSERIES)" always evaluates to false, as IS_ENABLED() is
> > supposed to be used with the full Kconfig symbol name, including the
> > "CONFIG_" prefix.
> >
> > Add the missing "CONFIG_" prefix to fix this.
> >
> > Fixes: a25095d451ece23b ("of: Move dynamic node fixups out of powerpc and into common code")
> > Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> > ---
>
> > Did this bug cause any breakage?
> > If yes, the fix should go to stable (for v3.17 and later).
>
> Yikes. Not that I've heard of. But it's reasonably new so possibly it's not hit
> distros that folks tend to run on those machines.
>
> I'm also not clear how it would break, it could be subtle and we've not noticed.
>
> Nathan might have more of an idea (on CC).
>
> On my machine here everything that has an ibm,phandle also has a linux,phandle,
> so we wouldn't hit that code path. But I'm not sure how representative that box
> is.
>
> cheers
Still, an obvious bug. I've picked it up and marked for stable.
g.
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