On 20.04.2018 13:15, Matthew Wilcox wrote: > On Thu, Apr 19, 2018 at 11:42:04PM +0200, Stefan Agner wrote: >> With PHYS_ADDR_MAX there is now a type safe variant for all >> bits set. Make use of it. > > There is? I don't see it in linux-next. The patch "mm/memblock: introduce PHYS_ADDR_MAX" got merged earlier this week, should be in the -mm tree. -- Stefan