- Implement selwakeuppri() which allows raising the priority of a

  thread being waken up.  The thread waken up can run at a priority as
  high as after tsleep().

- Replace selwakeup()s with selwakeuppri()s and pass appropriate
  priorities.

- Add cv_broadcastpri() which raises the priority of the broadcast
  threads.  Used by selwakeuppri() if collision occurs.

Not objected in:	-arch, -current

1 files changed, 1 insertions, 1 deletions

diff --git a/sys/net/bpf.c b/sys/net/bpf.c
index 1dc40c1..c282dcf 100644
--- a/sys/net/bpf.c
+++ b/sys/net/bpf.c
@@ -528,7 +528,7 @@ bpf_wakeup(d)
 	if (d->bd_async && d->bd_sig && d->bd_sigio)
 		pgsigio(&d->bd_sigio, d->bd_sig, 0);
 
-	selwakeup(&d->bd_sel);
+	selwakeuppri(&d->bd_sel, PRINET);
 	KNOTE(&d->bd_sel.si_note, 0);
 }