[src/trunk]: src/sys/arch/hppa/hppa Add a comment.

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

details:   https://anonhg.NetBSD.org/src/rev/6611aaf8d5c4
branches:  trunk
changeset: 750834:6611aaf8d5c4
user:      skrll <skrll%NetBSD.org@localhost>
date:      Sat Jan 16 07:45:53 2010 +0000

description:
Add a comment.

diffstat:

 sys/arch/hppa/hppa/trap.c |  8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diffs (29 lines):

diff -r ca994af03f80 -r 6611aaf8d5c4 sys/arch/hppa/hppa/trap.c
--- a/sys/arch/hppa/hppa/trap.c Sat Jan 16 07:38:56 2010 +0000
+++ b/sys/arch/hppa/hppa/trap.c Sat Jan 16 07:45:53 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: trap.c,v 1.67 2010/01/16 07:37:21 skrll Exp $  */
+/*     $NetBSD: trap.c,v 1.68 2010/01/16 07:45:53 skrll Exp $  */
 
 /*-
  * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
@@ -58,7 +58,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: trap.c,v 1.67 2010/01/16 07:37:21 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: trap.c,v 1.68 2010/01/16 07:45:53 skrll Exp $");
 
 /* #define INTRDEBUG */
 /* #define TRAPDEBUG */
@@ -964,6 +964,10 @@
 {
        struct lwp *l = arg;
 
+       /*
+        * Return values in the frame set by cpu_lwp_fork().
+        */
+
        userret(l, l->l_md.md_regs->tf_iioq_head, 0);
        ktrsysret(SYS_fork, 0, 0);
 #ifdef DEBUG