Re: [PATCH v5 RESEND 10/17] s390: mm: Convert to GENERIC_IOREMAP

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On Wed, May 17, 2023 at 09:58:26AM +0200, Niklas Schnelle wrote:
> > and just define this to ioremap_wc.  Note that defining _wt to _wc is
> > very odd and seems wrong, but comes from the existing code.  Maybe the
> > s390 maintainers can chime on on the background and we can add a comment
> > while we're at it.
> 
> I'm a bit confused where you see ioremap_wt() defined to ioremap_wc()
> in the existing code? Our current definitions are:

No, it's me wo is confused.  They clearly are different.  But the same
comment about just moving ioremap_wc applies to ioremap_wt based
on how pgprot_writethrough is implemented then.




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