- 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, 3 insertions, 3 deletions

diff --git a/sys/i4b/driver/i4b_rbch.c b/sys/i4b/driver/i4b_rbch.c
index d89e2c2..40f2c24 100644
--- a/sys/i4b/driver/i4b_rbch.c
+++ b/sys/i4b/driver/i4b_rbch.c
@@ -738,7 +738,7 @@ rbch_rx_data_rdy(int unit)
 	{
 		NDBGL4(L4_RBCHDBG, "unit %d, NO wakeup", unit);
 	}
-	selwakeup(&rbch_softc[unit].selp);
+	selwakeuppri(&rbch_softc[unit].selp, TTIPRI);
 }
 
 /*---------------------------------------------------------------------------*
@@ -759,7 +759,7 @@ rbch_tx_queue_empty(int unit)
 	{
 		NDBGL4(L4_RBCHDBG, "unit %d, NO wakeup", unit);
 	}
-	selwakeup(&rbch_softc[unit].selp);
+	selwakeuppri(&rbch_softc[unit].selp, TTOPRI);
 }
 
 /*---------------------------------------------------------------------------*
@@ -771,7 +771,7 @@ rbch_activity(int unit, int rxtx)
 {
 	if (rbch_softc[unit].sc_cd)
 		rbch_softc[unit].sc_cd->last_active_time = SECOND;
-	selwakeup(&rbch_softc[unit].selp);
+	selwakeuppri(&rbch_softc[unit].selp, TTIPRI);
 }
 
 /*---------------------------------------------------------------------------*