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Remove runq_findproc. This never worked right in the first place and can

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be prohibitively expensive.
This commit is contained in:
Jake Burkholder 2002-05-08 04:39:49 +00:00
parent 51ceaefac4
commit 0cce52f8eb
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=96209
1 changed files with 0 additions and 23 deletions
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23
sys/kern/kern_switch.c
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@ -154,25 +154,6 @@ runq_setbit(struct runq *rq, int pri)
rqb->rqb_bits[RQB_WORD(pri)] |= RQB_BIT(pri);
}
#if defined(INVARIANT_SUPPORT) && defined(DIAGNOSTIC)
/*
* Return true if the specified process is already in the run queue.
*/
static __inline int
runq_findproc(struct runq *rq, struct kse *ke)
{
struct kse *ke2;
int i;
mtx_assert(&sched_lock, MA_OWNED);
for (i = 0; i < RQB_LEN; i++)
TAILQ_FOREACH(ke2, &rq->rq_queues[i], ke_procq)
if (ke2 == ke)
return 1;
return 0;
}
#endif
/*
* Add the process to the queue specified by its priority, and set the
* corresponding status bit.
@ -191,10 +172,6 @@ runq_add(struct runq *rq, struct kse *ke)
mtx_assert(&sched_lock, MA_OWNED);
KASSERT(p->p_stat == SRUN, ("runq_add: proc %p (%s) not SRUN",
p, p->p_comm));
#if defined(INVARIANTS) && defined(DIAGNOSTIC)
KASSERT(runq_findproc(rq, ke) == 0,
("runq_add: proc %p (%s) already in run queue", ke, p->p_comm));
#endif
pri = ke->ke_thread->td_priority / RQ_PPQ;
ke->ke_rqindex = pri;
runq_setbit(rq, pri);