diff options
| author |   mpi <mpi@openbsd.org> | 2017-02-14 10:31:15 +0000 |
|---|---|---|
| committer | mpi <mpi@openbsd.org> | 2017-02-14 10:31:15 +0000 |
| commit | 9b1ed563285ff6714aac11bdd1309d0fca487c3e (patch) | |
| tree | f8fbb5d864dfee931bdb871f570fea563918f0f1 /sys/kern/kern_task.c | |
| parent | Get rid of recursive splsoftnet()/splx() dances and convert a timeout to (diff) | |
| download | wireguard-openbsd-9b1ed563285ff6714aac11bdd1309d0fca487c3e.tar.xz wireguard-openbsd-9b1ed563285ff6714aac11bdd1309d0fca487c3e.zip | |
Convert most of the manual checks for CPU hogging to sched_pause().
The distinction between preempt() and yield() stays as it is usueful
to know if a thread decided to yield by itself or if the kernel told
him to go away.
ok tedu@, guenther@
Diffstat (limited to 'sys/kern/kern_task.c')
| -rw-r--r-- | sys/kern/kern_task.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/kern/kern_task.c b/sys/kern/kern_task.c index 7b0af79b6a5..f6dded07b89 100644 --- a/sys/kern/kern_task.c +++ b/sys/kern/kern_task.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kern_task.c,v 1.18 2016/08/11 01:32:31 dlg Exp $ */ +/* $OpenBSD: kern_task.c,v 1.19 2017/02/14 10:31:15 mpi Exp $ */ /* * Copyright (c) 2013 David Gwynne <dlg@openbsd.org> @@ -288,7 +288,7 @@ taskq_thread(void *xtq) while (taskq_next_work(tq, &work, tqsleep)) { (*work.t_func)(work.t_arg); - sched_pause(); + sched_pause(yield); } mtx_enter(&tq->tq_mtx); |