Re: [PATCH 2/2] powerpc/64s/radix: ioremap use huge page mappings

2019-06-07 Thread Nicholas Piggin
Christophe Leroy's on June 7, 2019 4:56 pm: > > > Le 07/06/2019 à 08:19, Nicholas Piggin a écrit : >> powerpc/64s does not use ioremap_page_range, so it does not get huge >> vmap iomap mappings automatically. The radix kernel mapping function >> already allows larger page mappings that work with

Re: [PATCH 2/2] powerpc/64s/radix: ioremap use huge page mappings

2019-06-06 Thread Christophe Leroy
Le 07/06/2019 à 08:19, Nicholas Piggin a écrit : powerpc/64s does not use ioremap_page_range, so it does not get huge vmap iomap mappings automatically. The radix kernel mapping function already allows larger page mappings that work with huge vmap, so wire that up to allow huge pages to be use

[PATCH 2/2] powerpc/64s/radix: ioremap use huge page mappings

2019-06-06 Thread Nicholas Piggin
powerpc/64s does not use ioremap_page_range, so it does not get huge vmap iomap mappings automatically. The radix kernel mapping function already allows larger page mappings that work with huge vmap, so wire that up to allow huge pages to be used for ioremap mappings. Signed-off-by: Nicholas Piggi