powerpc/mm: Define platform default caches related flags
authorChristophe Leroy <christophe.leroy@c-s.fr>
Tue, 9 Oct 2018 13:52:14 +0000 (13:52 +0000)
committerMichael Ellerman <mpe@ellerman.id.au>
Sun, 14 Oct 2018 07:04:09 +0000 (18:04 +1100)
commitcbcbbf4afd6d38272bf0119d890caa5ebba6fe4c
treec1e36632154145e015b021ba51d1215fb9c7a01e
parenta0da4bc166f21d88400ec91e01b815054561804e
powerpc/mm: Define platform default caches related flags

Cache related flags like _PAGE_COHERENT and _PAGE_WRITETHRU
are defined on most platforms. The platforms not defining
them don't define any alternative. So we can give them a NUL
value directly for those platforms directly.

Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/nohash/32/pte-40x.h
arch/powerpc/include/asm/nohash/32/pte-8xx.h
arch/powerpc/include/asm/pte-common.h