[src/trunk]: src/sys/dev replace tsleep with condvar

[mlelstv <mlelstv%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/135333fbe15d
branches:  trunk
changeset: 339898:135333fbe15d
user:      mlelstv <mlelstv%NetBSD.org@localhost>
date:      Sun Aug 16 14:07:19 2015 +0000

description:
replace tsleep with condvar

diffstat:

 sys/dev/ld.c |  9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diffs (31 lines):

diff -r a527bfc749f2 -r 135333fbe15d sys/dev/ld.c
--- a/sys/dev/ld.c      Sun Aug 16 14:02:52 2015 +0000
+++ b/sys/dev/ld.c      Sun Aug 16 14:07:19 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ld.c,v 1.85 2015/08/16 14:02:52 mlelstv Exp $  */
+/*     $NetBSD: ld.c,v 1.86 2015/08/16 14:07:19 mlelstv Exp $  */
 
 /*-
  * Copyright (c) 1998, 2000 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ld.c,v 1.85 2015/08/16 14:02:52 mlelstv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ld.c,v 1.86 2015/08/16 14:07:19 mlelstv Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -217,9 +217,10 @@
        mutex_enter(&sc->sc_mutex);
 
        /* Wait for commands queued with the hardware to complete. */
-       if (sc->sc_queuecnt != 0)
-               if (tsleep(&sc->sc_queuecnt, PRIBIO, "lddtch", 30 * hz))
+       if (sc->sc_queuecnt != 0) {
+               if (cv_timedwait(&sc->sc_drain, &sc->sc_mutex, 30 * hz))
                        printf("%s: not drained\n", dksc->sc_xname);
+       }
 
        /* Kill off any queued buffers. */
        bufq_drain(dksc->sc_bufq);