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powerpc/mm: enable the use of page table cache of order 0
authorChristophe Leroy <christophe.leroy@c-s.fr>
Thu, 29 Nov 2018 14:07:03 +0000 (14:07 +0000)
committerMichael Ellerman <mpe@ellerman.id.au>
Tue, 4 Dec 2018 08:45:01 +0000 (19:45 +1100)
commit129dd323ddb808ee2fbd9f2a89d97d2cc7959790
treecd58e1b86b85d4e34c65a28881bbbeb5c7a73231
parent32ea4c14999006fea541b5f78d008fffc1656849
powerpc/mm: enable the use of page table cache of order 0

hugepages uses a cache of order 0. Lets allow page tables
of order 0 in the common part in order to avoid open coding
in hugetlb

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/book3s/32/pgalloc.h
arch/powerpc/include/asm/book3s/64/pgalloc.h
arch/powerpc/include/asm/nohash/32/pgalloc.h
arch/powerpc/include/asm/nohash/64/pgalloc.h
arch/powerpc/mm/init-common.c