[PATCH v3 4/6] mm: ioremap: Add arch_ioremap/iounmap()

[Christoph Hellwig]

On Tue, May 24, 2022 at 10:53:54PM +0800, Kefeng Wang wrote:
> Christoph  suggested in the first version,
> 
> https://lore.kernel.org/linux-arm-kernel/Ymq2uX%2FY15HlIpo7@infradead.org/

Yeah, mostly to eventually also covers mips.  But if this causes
problems now please just dumb it down and we can revisit the interface
when actually needed.