Index: kernel/arch/sparc64/src/sun4v/asm.S
===================================================================
--- kernel/arch/sparc64/src/sun4v/asm.S	(revision bd813861801556b8db9bf68757dadd65653cf582)
+++ kernel/arch/sparc64/src/sun4v/asm.S	(revision c7f23c0fa2e27bbabca0e5d3f5bdb36db88ad843)
@@ -41,6 +41,5 @@
 .global switch_to_userspace
 switch_to_userspace:
-	wrpr PSTATE_PRIV_BIT, %pstate
-	save %o1, -STACK_WINDOW_SAVE_AREA_SIZE, %sp
+	save %o1, -(STACK_WINDOW_SAVE_AREA_SIZE + STACK_ARG_SAVE_AREA_SIZE), %sp
 	flushw
 	wrpr %g0, 0, %cleanwin		! avoid information leak