- 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/isa/psm.c b/sys/isa/psm.c
index ef98da4..2c14bbe 100644
--- a/sys/isa/psm.c
+++ b/sys/isa/psm.c
@@ -2371,7 +2371,7 @@ psmintr(void *arg)
             sc->state &= ~PSM_ASLP;
             wakeup( sc);
     	}
-        selwakeup(&sc->rsel);
+        selwakeuppri(&sc->rsel, PZERO);
     }
 }