Re: [PATCH 2/2] mips: mm: Discard ioremap_uncached_accelerated() method

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On Wed, Jul 11, 2018 at 04:52:10PM +0300, Serge Semin wrote:
> Hello Christoph,
> 
> On Tue, Jul 10, 2018 at 11:56:31PM -0700, Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:
> > > + * This is a MIPS specific ioremap variant. ioremap_cacheable_cow
> > > + * requests a cachable mapping with CWB attribute enabled.
> > >   */
> > >  #define ioremap_cacheable_cow(offset, size)				\
> > >  	__ioremap_mode((offset), (size), _CACHE_CACHABLE_COW)
> > 
> > This isn't actually used anywhere in the kernel tree.  Please remove it
> > as well.
> 
> I don't really know whether it is necessary at this point. We discarded the 
> ioremap_uncached_accelerated() method, since the obvious alternative is now
> available: ioremap_wc(). While ioremap_cacheable_cow() hasn't got one.
> So if it was up to me, I'd leave it here. Anyway if the subsystem maintainers
> think otherwise, I won't refuse to submit a patch with this method removal.

The function is entirely unused in the kernel tree, please remove it.



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