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SubjectRe: [PATCH v4 1/2] lib: devres: add a helper function for ioremap_uc
On Tue, Oct 15, 2019 at 10:44:34AM +0300, Andy Shevchenko wrote:
> On Mon, Oct 14, 2019 at 01:15:53PM -0600, Tuowen Zhao wrote:
> > On Tue, 2019-10-15 at 02:46 +0800, kbuild test robot wrote:
> > > -O ~/bin/make.cross
> > > chmod +x ~/bin/make.cross
> > > # save the attached .config to linux build tree
> > > GCC_VERSION=7.4.0 make.cross ARCH=sparc64
> >
> > Oops, I'm not sure how would we best fix this. Clearly the patch is not
> > intended for sparc64. Maybe adding devm_ioremap_uc is rather not safe
> > right now.
>
> It seems you need a preparatory patch to satisfy sparc64.

Indeed, can you add that? If you are not comfortable the way to leave
behind lazy architectures is the HAS_FOO feature and then have your
driver require that or depend on the archs that support this. This
allows non-lazy architecturess to move forward with life.

Luis

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