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authorAndrea Arcangeli <aarcange@redhat.com>2011-01-14 00:46:31 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-14 02:32:38 +0100
commita826e422420b461a6247137c292ff83c4800354a (patch)
tree803e3aeb39606e2fe58daa238c454b335aa25cbc /arch/alpha
parentthp: transparent hugepage support documentation (diff)
downloadlinux-a826e422420b461a6247137c292ff83c4800354a.tar.xz
linux-a826e422420b461a6247137c292ff83c4800354a.zip
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/alpha')
-rw-r--r--arch/alpha/include/asm/mman.h2
1 files changed, 2 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 @@
#define MADV_MERGEABLE 12 /* KSM may merge identical pages */
#define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */
+#define MADV_HUGEPAGE 14 /* Worth backing with hugepages */
+
/* compatibility flags */
#define MAP_FILE 0