From f7fb506fef6e8701bdb0ea7bb4f01148efd7416c Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> Date: Thu, 6 Jul 2017 15:39:05 -0700 Subject: [PATCH] powerpc/hugetlb: enable hugetlb migration for ppc64 Link: http://lkml.kernel.org/r/1494926612-23928-10-git-send-email-aneesh.kumar@linux.vnet.ibm.com Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Cc: Anshuman Khandual <khandual@linux.vnet.ibm.com> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Mike Kravetz <kravetz@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> --- arch/powerpc/platforms/Kconfig.cputype | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index 684e886eaae40..d5ea976509d78 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -350,6 +350,11 @@ config PPC_RADIX_MMU is only implemented by IBM Power9 CPUs, if you don't have one of them you can probably disable this. +config ARCH_ENABLE_HUGEPAGE_MIGRATION + def_bool y + depends on PPC_BOOK3S_64 && HUGETLB_PAGE && MIGRATION + + config PPC_MMU_NOHASH def_bool y depends on !PPC_STD_MMU -- GitLab