Proximity domain just became u32 what makes HP to break... Mask the

From: Alexey Starikovskiy <alexey.y.starikovskiy@linux.intel.com>

extended range for now.
---

 arch/ia64/kernel/acpi.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 989ffc3..a99b0cc 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -422,8 +422,8 @@ static int get_memory_proximity_domain(s
 	int pxm;
 
 	pxm = ma->proximity_domain;
-	if (ia64_platform_is("sn2"))
-		pxm += ma->reserved << 8;
+	if (!ia64_platform_is("sn2"))
+		pxm &= 0xff;
 
 	return pxm;
 }