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powerpc/hugetlb: enable hugetlb migration for ppc64
authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Thu, 6 Jul 2017 22:39:05 +0000 (15:39 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 6 Jul 2017 23:24:33 +0000 (16:24 -0700)
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 patch | blob | blame | history

diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 684e886eaae403e4b2fdf308c1fbf37f548bd263..d5ea976509d78046ec31868c312891ef71242925 100644 (file)
--- 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