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| author | Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> | 2017-09-08 16:10:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-09-08 18:26:45 -0700 |
| commit | 9c670ea37947a82cb6d4df69139f7e46ed71a0ac (patch) | |
| tree | 972b54f55cc091db48ddbdb5df1ceb7e544196c5 /arch | |
| parent | b5ff8161e37cef3265e186ecded23324e4dc2973 (diff) | |
| download | linux-9c670ea37947a82cb6d4df69139f7e46ed71a0ac.tar.bz2 | |
mm: thp: introduce CONFIG_ARCH_ENABLE_THP_MIGRATION
Introduce CONFIG_ARCH_ENABLE_THP_MIGRATION to limit thp migration
functionality to x86_64, which should be safer at the first step.
Link: http://lkml.kernel.org/r/20170717193955.20207-5-zi.yan@sent.com
Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Signed-off-by: Zi Yan <zi.yan@cs.rutgers.edu>
Reviewed-by: Anshuman Khandual <khandual@linux.vnet.ibm.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: David Nellans <dnellans@nvidia.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Mel Gorman <mgorman@techsingularity.net>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Michal Hocko <mhocko@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/Kconfig | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 4b278a33ccbb..07d9b6c75328 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -2343,6 +2343,10 @@ config ARCH_ENABLE_HUGEPAGE_MIGRATION def_bool y depends on X86_64 && HUGETLB_PAGE && MIGRATION +config ARCH_ENABLE_THP_MIGRATION + def_bool y + depends on X86_64 && TRANSPARENT_HUGEPAGE + menu "Power management and ACPI options" config ARCH_HIBERNATION_HEADER |