# HG changeset patch
# User yamahata@xxxxxxxxxxxxx
# Date 1184061747 -32400
# Node ID b388e6fecd69247ecf740d0576119fc024c76cce
# Parent  28aaf94683193e2e50c3d4efd53abb913b7bb321
fix vdso paravirtualization.
When on baremetal, xen address must not be referenced.
PATCHNAME: fix_vdso

Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>

diff -r 28aaf9468319 -r b388e6fecd69 arch/ia64/kernel/gate.S
--- a/arch/ia64/kernel/gate.S	Fri Jul 13 17:25:40 2007 +0900
+++ b/arch/ia64/kernel/gate.S	Tue Jul 10 19:02:27 2007 +0900
@@ -129,17 +129,17 @@ GLOBAL_ENTRY(__kernel_syscall_via_epc)
 	LOAD_RUNNING_ON_XEN(r28)
 	movl r22=XSI_PSR_I_ADDR
 	;;
-	ld8 r22=[r22]
-	;;
 	movl r23=XSI_PSR_IC
-	adds r24=-1,r22
 	mov r20=1
 	;;
 	ld4 r30=[r28]
 	;;
 	cmp.ne isXen,isRaw=r0,r30
 	;;
+(isXen)	ld8 r22=[r22]
+	;; 
 (isRaw)	rsm psr.be | psr.i
+(isXen)	adds r24=-1,r22
 (isXen)	st1 [r22]=r20
 (isXen)	rum psr.be
 	;;