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Message-Id: <e31f2c279d68d1c21435.1288798059@v2.random> Date: Wed, 03 Nov 2010 16:27:39 +0100 From: Andrea Arcangeli <aarcange@...hat.com> To: linux-mm@...ck.org, Linus Torvalds <torvalds@...ux-foundation.org>, Andrew Morton <akpm@...ux-foundation.org>, linux-kernel@...r.kernel.org Cc: Marcelo Tosatti <mtosatti@...hat.com>, Adam Litke <agl@...ibm.com>, Avi Kivity <avi@...hat.com>, Hugh Dickins <hugh.dickins@...cali.co.uk>, Rik van Riel <riel@...hat.com>, Mel Gorman <mel@....ul.ie>, Dave Hansen <dave@...ux.vnet.ibm.com>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, Ingo Molnar <mingo@...e.hu>, Mike Travis <travis@....com>, KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>, Christoph Lameter <cl@...ux-foundation.org>, Chris Wright <chrisw@...s-sol.org>, bpicco@...hat.com, KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>, Balbir Singh <balbir@...ux.vnet.ibm.com>, "Michael S. Tsirkin" <mst@...hat.com>, Peter Zijlstra <peterz@...radead.org>, Johannes Weiner <hannes@...xchg.org>, Daisuke Nishimura <nishimura@....nes.nec.co.jp>, Chris Mason <chris.mason@...cle.com>, Borislav Petkov <bp@...en8.de> Subject: [PATCH 04 of 66] define MADV_HUGEPAGE From: Andrea Arcangeli <aarcange@...hat.com> Define MADV_HUGEPAGE. Signed-off-by: Andrea Arcangeli <aarcange@...hat.com> Acked-by: Rik van Riel <riel@...hat.com> Acked-by: Arnd Bergmann <arnd@...db.de> --- diff --git a/arch/alpha/include/asm/mman.h b/arch/alpha/include/asm/mman.h --- 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 diff --git a/arch/mips/include/asm/mman.h b/arch/mips/include/asm/mman.h --- a/arch/mips/include/asm/mman.h +++ b/arch/mips/include/asm/mman.h @@ -77,6 +77,8 @@ #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ #define MADV_HWPOISON 100 /* poison a page for testing */ +#define MADV_HUGEPAGE 14 /* Worth backing with hugepages */ + /* compatibility flags */ #define MAP_FILE 0 diff --git a/arch/parisc/include/asm/mman.h b/arch/parisc/include/asm/mman.h --- a/arch/parisc/include/asm/mman.h +++ b/arch/parisc/include/asm/mman.h @@ -59,6 +59,8 @@ #define MADV_MERGEABLE 65 /* KSM may merge identical pages */ #define MADV_UNMERGEABLE 66 /* KSM may not merge identical pages */ +#define MADV_HUGEPAGE 67 /* Worth backing with hugepages */ + /* compatibility flags */ #define MAP_FILE 0 #define MAP_VARIABLE 0 diff --git a/arch/xtensa/include/asm/mman.h b/arch/xtensa/include/asm/mman.h --- a/arch/xtensa/include/asm/mman.h +++ b/arch/xtensa/include/asm/mman.h @@ -83,6 +83,8 @@ #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 diff --git a/include/asm-generic/mman-common.h b/include/asm-generic/mman-common.h --- a/include/asm-generic/mman-common.h +++ b/include/asm-generic/mman-common.h @@ -45,6 +45,8 @@ #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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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