From 09ae1f585e9def652cdb1d0484611d4f4dc2d5fd Mon Sep 17 00:00:00 2001
From: Christoph Lameter
Date: Sat, 10 Feb 2007 01:43:11 -0800
Subject: [PATCH] optional ZONE_DMA: optional ZONE_DMA for ia64

ZONE_DMA less operation for IA64 SGI platform

Disable ZONE_DMA for SGI SN2.  All memory is addressable by all devices and we
do not need any special memory pool.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Cc: "Luck, Tony" <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 arch/ia64/Kconfig | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'arch/ia64/Kconfig')

diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 549ead597934..db185f34e341 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -25,8 +25,8 @@ config 64BIT
 	default y
 
 config ZONE_DMA
-	bool
-	default y
+	def_bool y
+	depends on !IA64_SGI_SN2
 
 config MMU
 	bool
-- 
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