diff options
| author | Andrea Arcangeli <aarcange@redhat.com> | 2011-01-13 18:46:31 -0500 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 20:32:38 -0500 |
| commit | a826e422420b461a6247137c292ff83c4800354a (patch) | |
| tree | 803e3aeb39606e2fe58daa238c454b335aa25cbc /arch | |
| parent | 1c9bf22c09ae14d65225d9b9619b2eb357350cd7 (diff) | |
thp: mm: define MADV_HUGEPAGE
Define MADV_HUGEPAGE.
Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Acked-by: Rik van Riel <riel@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Mel Gorman <mel@csn.ul.ie>
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/alpha/include/asm/mman.h | 2 | ||||
| -rw-r--r-- | arch/mips/include/asm/mman.h | 2 | ||||
| -rw-r--r-- | arch/parisc/include/asm/mman.h | 2 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/mman.h | 2 |
4 files changed, 8 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/mman.h b/arch/alpha/include/asm/mman.h index 99c56d47879d..f7465418a8f3 100644 --- a/arch/alpha/include/asm/mman.h +++ b/arch/alpha/include/asm/mman.h | |||
| @@ -53,6 +53,8 @@ | |||
| 53 | #define MADV_MERGEABLE 12 /* KSM may merge identical pages */ | 53 | #define MADV_MERGEABLE 12 /* KSM may merge identical pages */ |
| 54 | #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ | 54 | #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ |
| 55 | 55 | ||
| 56 | #define MADV_HUGEPAGE 14 /* Worth backing with hugepages */ | ||
| 57 | |||
| 56 | /* compatibility flags */ | 58 | /* compatibility flags */ |
| 57 | #define MAP_FILE 0 | 59 | #define MAP_FILE 0 |
| 58 | 60 | ||
diff --git a/arch/mips/include/asm/mman.h b/arch/mips/include/asm/mman.h index c892bfb3e2c1..9d8184c527ff 100644 --- a/arch/mips/include/asm/mman.h +++ b/arch/mips/include/asm/mman.h | |||
| @@ -77,6 +77,8 @@ | |||
| 77 | #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ | 77 | #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ |
| 78 | #define MADV_HWPOISON 100 /* poison a page for testing */ | 78 | #define MADV_HWPOISON 100 /* poison a page for testing */ |
| 79 | 79 | ||
| 80 | #define MADV_HUGEPAGE 14 /* Worth backing with hugepages */ | ||
| 81 | |||
| 80 | /* compatibility flags */ | 82 | /* compatibility flags */ |
| 81 | #define MAP_FILE 0 | 83 | #define MAP_FILE 0 |
| 82 | 84 | ||
diff --git a/arch/parisc/include/asm/mman.h b/arch/parisc/include/asm/mman.h index 9749c8afe83a..533c5dc173c1 100644 --- a/arch/parisc/include/asm/mman.h +++ b/arch/parisc/include/asm/mman.h | |||
| @@ -59,6 +59,8 @@ | |||
| 59 | #define MADV_MERGEABLE 65 /* KSM may merge identical pages */ | 59 | #define MADV_MERGEABLE 65 /* KSM may merge identical pages */ |
| 60 | #define MADV_UNMERGEABLE 66 /* KSM may not merge identical pages */ | 60 | #define MADV_UNMERGEABLE 66 /* KSM may not merge identical pages */ |
| 61 | 61 | ||
| 62 | #define MADV_HUGEPAGE 67 /* Worth backing with hugepages */ | ||
| 63 | |||
| 62 | /* compatibility flags */ | 64 | /* compatibility flags */ |
| 63 | #define MAP_FILE 0 | 65 | #define MAP_FILE 0 |
| 64 | #define MAP_VARIABLE 0 | 66 | #define MAP_VARIABLE 0 |
diff --git a/arch/xtensa/include/asm/mman.h b/arch/xtensa/include/asm/mman.h index fca4db425f6e..41be9a1ee08f 100644 --- a/arch/xtensa/include/asm/mman.h +++ b/arch/xtensa/include/asm/mman.h | |||
| @@ -83,6 +83,8 @@ | |||
| 83 | #define MADV_MERGEABLE 12 /* KSM may merge identical pages */ | 83 | #define MADV_MERGEABLE 12 /* KSM may merge identical pages */ |
| 84 | #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ | 84 | #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ |
| 85 | 85 | ||
| 86 | #define MADV_HUGEPAGE 14 /* Worth backing with hugepages */ | ||
| 87 | |||
| 86 | /* compatibility flags */ | 88 | /* compatibility flags */ |
| 87 | #define MAP_FILE 0 | 89 | #define MAP_FILE 0 |
| 88 | 90 | ||