On Tue, Oct 29, 2019 at 7:48 AM Christoph Hellwig <hch@xxxxxx> wrote: > > On ia64 ioremap_nocache fails if attributes don't match. Not other > architectures does this, and we plan to get rid of ioremap_nocache. > So get rid of the special semantics and define ioremap_nocache in > terms of ioremap as no portable driver could rely on the behavior > anyway. > > However x86 implements ioremap_uc in a similar way as the ia64 > version of ioremap_nocache, in that it ignores the firmware tables. > Switch ia64 to override ioremap_uc instead. > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> Good idea, Reviewed-by: Arnd Bergmann <arnd@xxxxxxxx>