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Restore UP build.

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Reviewed by:	truckman
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Konstantin Belousov 2018-02-23 18:26:31 +00:00
parent 4b40bdbd1f
commit 4c8a8cfcde
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=329875
1 changed files with 4 additions and 0 deletions
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4
sys/kern/sched_ule.c
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@ -1864,6 +1864,7 @@ sched_lend_user_prio(struct thread *td, u_char prio)
td->td_flags |= TDF_NEEDRESCHED;
}
#ifdef SMP
/*
* This tdq is about to idle. Try to steal a thread from another CPU before
* choosing the idle thread.
@ -1945,6 +1946,7 @@ tdq_trysteal(struct tdq *tdq)
}
spinlock_exit();
}
#endif
/*
* Handle migration from sched_switch(). This happens only for
@ -2058,8 +2060,10 @@ sched_switch(struct thread *td, struct thread *newtd, int flags)
TDQ_LOCK(tdq);
mtx = thread_lock_block(td);
tdq_load_rem(tdq, td);
#ifdef SMP
if (tdq->tdq_load == 0)
tdq_trysteal(tdq);
#endif
}
#if (KTR_COMPILE & KTR_SCHED) != 0