[src/trunk]: src/sys/arch/amd64/amd64 comment

[yamt <yamt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/85bb93496b07
branches:  trunk
changeset: 782410:85bb93496b07
user:      yamt <yamt%NetBSD.org@localhost>
date:      Fri Nov 02 08:33:16 2012 +0000

description:
comment

diffstat:

 sys/arch/amd64/amd64/vector.S |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (18 lines):

diff -r b6301b282641 -r 85bb93496b07 sys/arch/amd64/amd64/vector.S
--- a/sys/arch/amd64/amd64/vector.S     Fri Nov 02 08:31:28 2012 +0000
+++ b/sys/arch/amd64/amd64/vector.S     Fri Nov 02 08:33:16 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vector.S,v 1.41 2012/05/22 21:10:26 dsl Exp $  */
+/*     $NetBSD: vector.S,v 1.42 2012/11/02 08:33:16 yamt Exp $ */
 
 /*-
  * Copyright (c) 1998, 2007, 2008 The NetBSD Foundation, Inc.
@@ -573,7 +573,7 @@
        incq    CPUVAR(NINTR)           /* statistical info */          ;\
        incq    IS_EVCNT(%r14)                                          ;\
 1:                                                                     \
-       pushq   %r13                                                    ;\
+       pushq   %r13                    /* save for Xdoreti */          ;\
        movl    %ebx,CPUVAR(ILEVEL)                                     ;\
        sti                                                             ;\
        incl    CPUVAR(IDEPTH)                                          ;\