[src/trunk]: src/sys/kern itimerfire: fix a regression, check if timer is alr...

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

details:   https://anonhg.NetBSD.org/src/rev/d5e521308bf5
branches:  trunk
changeset: 777477:d5e521308bf5
user:      rmind <rmind%NetBSD.org@localhost>
date:      Mon Feb 20 01:12:42 2012 +0000

description:
itimerfire: fix a regression, check if timer is already queued.

diffstat:

 sys/kern/kern_time.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 7b0684438bc7 -r d5e521308bf5 sys/kern/kern_time.c
--- a/sys/kern/kern_time.c      Mon Feb 20 00:18:19 2012 +0000
+++ b/sys/kern/kern_time.c      Mon Feb 20 01:12:42 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_time.c,v 1.172 2012/02/19 21:06:55 rmind Exp $    */
+/*     $NetBSD: kern_time.c,v 1.173 2012/02/20 01:12:42 rmind Exp $    */
 
 /*-
  * Copyright (c) 2000, 2004, 2005, 2007, 2008, 2009 The NetBSD Foundation, Inc.
@@ -61,7 +61,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_time.c,v 1.172 2012/02/19 21:06:55 rmind Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_time.c,v 1.173 2012/02/20 01:12:42 rmind Exp $");
 
 #include <sys/param.h>
 #include <sys/resourcevar.h>
@@ -1335,7 +1335,7 @@
         * XXX Can overrun, but we don't do signal queueing yet, anyway.
         * XXX Relying on the clock interrupt is stupid.
         */
-       if (pt->pt_ev.sigev_notify != SIGEV_SIGNAL) {
+       if (pt->pt_ev.sigev_notify != SIGEV_SIGNAL || pt->pt_queued) {
                return;
        }
        TAILQ_INSERT_TAIL(&timer_queue, pt, pt_chain);