diff options
Diffstat (limited to 'sys/kern/kern_thr.c')
-rw-r--r-- | sys/kern/kern_thr.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sys/kern/kern_thr.c b/sys/kern/kern_thr.c index 29c7614..37e3df2 100644 --- a/sys/kern/kern_thr.c +++ b/sys/kern/kern_thr.c @@ -402,6 +402,12 @@ kern_thr_suspend(struct thread *td, struct timespec *tsp) TIMESPEC_TO_TIMEVAL(&tv, tsp); hz = tvtohz(&tv); } + + if (td->td_pflags & TDP_WAKEUP) { + td->td_pflags &= ~TDP_WAKEUP; + return (0); + } + PROC_LOCK(td->td_proc); if ((td->td_flags & TDF_THRWAKEUP) == 0) error = msleep((void *)td, &td->td_proc->p_mtx, PCATCH, "lthr", @@ -430,6 +436,11 @@ thr_wake(struct thread *td, struct thr_wake_args *uap) struct proc *p; struct thread *ttd; + if (uap->id == td->td_tid) { + td->td_pflags |= TDP_WAKEUP; + return (0); + } + p = td->td_proc; PROC_LOCK(p); ttd = thread_find(p, uap->id); |