Move the flag that indicates an idle thread from the KSE to the thread.
It was always referenced via the thread anyhow. Reviewed by: jhb (a LOOOOONG time ago)
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=114471
@ -67,7 +67,7 @@ idle_setup(void *dummy)
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p->p_state = PRS_NORMAL;
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td = FIRST_THREAD_IN_PROC(p);
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td->td_state = TDS_CAN_RUN;
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td->td_kse->ke_flags |= KEF_IDLEKSE;
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td->td_flags |= TDF_IDLETD;
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mtx_unlock_spin(&sched_lock);
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PROC_UNLOCK(p);
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#ifdef SMP
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@ -397,7 +397,7 @@ ithread_schedule(struct ithd *ithread, int do_switch)
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KASSERT((TD_IS_RUNNING(ctd)),
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("ithread_schedule: Bad state for curthread."));
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ctd->td_proc->p_stats->p_ru.ru_nivcsw++;
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if (ctd->td_kse->ke_flags & KEF_IDLEKSE)
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if (ctd->td_flags & TDF_IDLETD)
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ctd->td_state = TDS_CAN_RUN; /* XXXKSE */
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mi_switch();
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} else {
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@ -195,7 +195,7 @@ ktr_tracepoint(u_int mask, const char *file, int line, const char *format,
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#ifdef KTR_ALQ
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if (ktr_alq_enabled &&
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td->td_critnest == 0 &&
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(td->td_kse->ke_flags & KEF_IDLEKSE) == 0 &&
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(td->td_flags & TDF_IDLETD) == 0 &&
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td != ald_thread) {
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if (ktr_alq_max && ktr_alq_cnt > ktr_alq_max)
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goto done;
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@ -901,7 +901,7 @@ sched_clock(struct kse *ke)
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if (ke->ke_ftick + SCHED_CPU_TICKS + hz < ke->ke_ltick)
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sched_pctcpu_update(ke);
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if (td->td_kse->ke_flags & KEF_IDLEKSE)
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if (td->td_flags & TD_IDLETD)
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return;
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CTR4(KTR_ULE, "Tick kse %p (slice: %d, slptime: %d, runtime: %d)",
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@ -350,6 +350,7 @@ struct thread {
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#define TDF_CAN_UNBIND 0x000004 /* Only temporarily bound. */
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#define TDF_SINTR 0x000008 /* Sleep is interruptible. */
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#define TDF_TIMEOUT 0x000010 /* Timing out during sleep. */
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#define TDF_IDLETD 0x000020 /* This is one of the per-CPU idle threads */
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#define TDF_SELECT 0x000040 /* Selecting; wakeup/waiting danger. */
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#define TDF_CVWAITQ 0x000080 /* Thread is on a cv_waitq (not slpq). */
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#define TDF_UPCALLING 0x000100 /* This thread is doing an upcall. */
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@ -450,7 +451,6 @@ struct kse {
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};
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/* flags kept in ke_flags */
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#define KEF_IDLEKSE 0x00004 /* A 'Per CPU idle process'.. has one thread */
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#define KEF_DIDRUN 0x02000 /* KSE actually ran. */
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#define KEF_EXIT 0x04000 /* KSE is being killed. */
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