- 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/cam/scsi/scsi_target.c b/sys/cam/scsi/scsi_target.c
index d9cfdc3..749447f 100644
--- a/sys/cam/scsi/scsi_target.c
+++ b/sys/cam/scsi/scsi_target.c
@@ -1119,7 +1119,7 @@ notify_user(struct targ_softc *softc)
 	 * Notify users sleeping via poll(), kqueue(), and
 	 * blocking read().
 	 */
-	selwakeup(&softc->read_select);
+	selwakeuppri(&softc->read_select, PRIBIO);
 	KNOTE(&softc->read_select.si_note, 0);
 	wakeup(&softc->user_ccb_queue);
 }