From 1abd133c7182d585a843802d3c9e392c4edfcead Mon Sep 17 00:00:00 2001
From: jkim <jkim@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Date: Fri, 28 Jan 2011 19:53:38 +0000
Subject: [PATCH] MFC:	r217587

Fix yet another fallout from r208833.  VM86 BIOS call may cause page fault
when FPU is in use.

Approved by:	re (kib)


git-svn-id: svn://svn.freebsd.org/base/releng/8.2@218032 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
---
 sys/i386/i386/vm86bios.s | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/sys/i386/i386/vm86bios.s b/sys/i386/i386/vm86bios.s
index 36b5b148..db8aea09 100644
--- a/sys/i386/i386/vm86bios.s
+++ b/sys/i386/i386/vm86bios.s
@@ -73,10 +73,9 @@ ENTRY(vm86_bioscall)
 	je 	1f			/* no curproc/npxproc */
 	pushl	%edx
 	movl	TD_PCB(%ecx),%ecx
-	addl	$PCB_SAVEFPU,%ecx
-	pushl	%ecx
+	pushl	PCB_SAVEFPU(%ecx)
 	call	npxsave
-	popl	%ecx
+	addl	$4,%esp
 	popl	%edx			/* recover our pcb */
 1:
 	popfl
-- 
2.42.0