Re: [PATCH/RFC] io_remap_pfn_range()

Randy.Dunlap wrote:

(add)
consolidate io_remap_pfn_range() so that different arches
don't use different parameters for io_remap_page_range();

> io_remap_pfn_range():
>   add io_remap_pfn_range() for all arches;
>   eliminate the <iospace> parameter from sparc/sparc64;
>   add MK_IOSPACE_PFN(), GET_IOSPACE(), and GET_PFN()
> 	for all arches but primarily for sparc32/64's extended IO space,
>   sparc: kill the hack of using low bit of <offset> to mean
> 	write_combine or set side-effect (_PAGE_E) bit;
>   future: convert remaining callers of io_remap_page_range() to
> 	io_remap_pfn_range() and deprecate io_remap_page_range();
> 

BTW, built successfully on 8 arches, but needs testing
on sparc32/64, which I can't do.....

https://www.osdl.org/plm-cgi/plm?module=patch_info&patch_id=4270
build failures there are not related to this patch.

-- 
~Randy
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