On Mon, 12 Nov 2018 22:18:01 +0000 Paul Burton <paul.burton@xxxxxxxx> wrote: > Both the Loongson3 & SGI-IP27 platforms set max_low_pfn to the last > available PFN describing memory. They both do it in paging_init() which > is later than ideal since max_low_pfn is used before that function is > called. Simplify both platforms to trivially initialize max_low_pfn > using the end address of DRAM, and do it earlier in prom_meminit(). > [] Ok, I was wrong, the patch works as it is. Tested-by: Thomas Bogendoerfer <tbogendoerfer@xxxxxxx> Thomas. -- SUSE Linux GmbH GF: Felix Imendörffer, Jane Smithard, Graham Norton HRB 21284 (AG Nürnberg)