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settime1: fix a bug i introduced when i made l_stime use monotonic time. 

from Matthias Drochner on tech-kern@.  PR/40511 from Martin Husemann.
This commit is contained in:
yamt 2009-01-31 15:53:36 +00:00
parent cd37e181af
commit fc774e4e61
1 changed files with 2 additions and 17 deletions
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19
sys/kern/kern_time.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_time.c,v 1.158 2009/01/30 23:11:27 ad Exp $ */
/* $NetBSD: kern_time.c,v 1.159 2009/01/31 15:53:36 yamt 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 1.158 2009/01/30 23:11:27 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_time.c,v 1.159 2009/01/31 15:53:36 yamt Exp $");
#include <sys/param.h>
#include <sys/resourcevar.h>
@ -132,8 +132,6 @@ static int
settime1(struct proc *p, const struct timespec *ts, bool check_kauth)
{
struct timespec delta, now;
struct bintime btdelta;
lwp_t *l;
int s;
/* WHAT DO WE DO ABOUT PENDING REAL-TIME TIMEOUTS??? */
@ -159,19 +157,6 @@ settime1(struct proc *p, const struct timespec *ts, bool check_kauth)
timespecadd(&boottime, &delta, &boottime);
/*
* XXXSMP: There is a short race between setting the time above
* and adjusting LWP's run times. Fixing this properly means
* pausing all CPUs while we adjust the clock.
*/
timespec2bintime(&delta, &btdelta);
mutex_enter(proc_lock);
LIST_FOREACH(l, &alllwp, l_list) {
lwp_lock(l);
bintime_add(&l->l_stime, &btdelta);
lwp_unlock(l);
}
mutex_exit(proc_lock);
resettodr();
splx(s);