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replace tsleep with condvar

This commit is contained in:
mlelstv 2015-08-16 14:07:19 +00:00
parent f7d15a6b0d
commit f0f7e7a642
1 changed files with 5 additions and 4 deletions
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9
sys/dev/ld.c
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@ -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 @@ ldenddetach(struct ld_softc *sc)
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);