[IA64] Use GFP_ATOMIC for ia64_sal_get_state_info()

This can be called in interrupt context.

Signed-off-by: Kazuhiro Suzuki <kaz@xxxxxxxxxxxxxx>
---

diff -r 9ac03e8238f6 linux-2.6-xen-sparse/include/asm-ia64/sal.h
--- a/linux-2.6-xen-sparse/include/asm-ia64/sal.h	Fri Sep 07 10:19:22 2007 +0100
+++ b/linux-2.6-xen-sparse/include/asm-ia64/sal.h	Mon Sep 10 12:59:48 2007 -0600
@@ -703,7 +703,7 @@ ia64_sal_get_state_info (u64 sal_info_ty
 
 		if (xencomm_create(sal_info,
 		                   ia64_sal_get_state_info_size(sal_info_type),
-		                   &desc, GFP_KERNEL))
+		                   &desc, GFP_ATOMIC))
 			return 0;
 
 		SAL_CALL_REENTRANT(isrv, SAL_GET_STATE_INFO, sal_info_type, 0,