PERFORCE change 61481 for review
Julian Elischer
julian at FreeBSD.org
Tue Sep 14 01:15:07 PDT 2004
http://perforce.freebsd.org/chv.cgi?CH=61481
Change 61481 by julian at julian_ref on 2004/09/14 08:14:20
try be more rigorous about counting threads in run queue etc.
Affected files ...
.. //depot/projects/nsched/sys/kern/kern_switch.c#26 edit
.. //depot/projects/nsched/sys/kern/sched_4bsd.c#53 edit
.. //depot/projects/nsched/sys/kern/sched_ule.c#33 edit
Differences ...
==== //depot/projects/nsched/sys/kern/kern_switch.c#26 (text+ko) ====
@@ -389,7 +389,6 @@
}
kg->kg_avail_opennings = 1;
}
- kg->kg_avail_opennings--;
sched_add(td, flags);
return;
}
@@ -450,7 +449,6 @@
td2 = TAILQ_NEXT(tda, td_runq);
kg->kg_last_assigned = td2;
}
- kg->kg_avail_opennings--;
sched_add(td2, flags);
} else {
CTR3(KTR_RUNQ, "setrunqueue: held: td%p kg%p pid%d",
==== //depot/projects/nsched/sys/kern/sched_4bsd.c#53 (text+ko) ====
@@ -1024,6 +1024,7 @@
}
if ((td->td_proc->p_flag & P_NOLOAD) == 0)
sched_tdcnt++;
+ td->td_ksegrp->kg_avail_opennings--;
runq_add(ke->ke_runq, ke);
ke->ke_ksegrp->kg_runq_kses++;
ke->ke_state = KES_ONRUNQ;
==== //depot/projects/nsched/sys/kern/sched_ule.c#33 (text+ko) ====
@@ -1773,6 +1773,7 @@
curthread->td_flags |= TDF_NEEDRESCHED;
if (preemptive && maybe_preempt(td))
return;
+ td->td_ksegrp->kg_avail_opennings--;
ke->ke_ksegrp->kg_runq_threads++;
ke->ke_state = KES_ONRUNQ;
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