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flush cache on suspend

This commit is contained in:
jmcneill 2010-08-19 17:59:10 +00:00
parent 961a253c71
commit b4ea244316
1 changed files with 11 additions and 3 deletions
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14
sys/dev/ld.c
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@ -1,4 +1,4 @@
/* $NetBSD: ld.c,v 1.66 2009/07/23 21:38:33 dyoung Exp $ */ /* $NetBSD: ld.c,v 1.67 2010/08/19 17:59:10 jmcneill Exp $ */
/*- /*-
* Copyright (c) 1998, 2000 The NetBSD Foundation, Inc. * Copyright (c) 1998, 2000 The NetBSD Foundation, Inc.
@ -34,7 +34,7 @@
*/ */
#include <sys/cdefs.h> #include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ld.c,v 1.66 2009/07/23 21:38:33 dyoung Exp $"); __KERNEL_RCSID(0, "$NetBSD: ld.c,v 1.67 2010/08/19 17:59:10 jmcneill Exp $");
#include "rnd.h" #include "rnd.h"
@ -67,6 +67,7 @@ __KERNEL_RCSID(0, "$NetBSD: ld.c,v 1.66 2009/07/23 21:38:33 dyoung Exp $");
static void ldgetdefaultlabel(struct ld_softc *, struct disklabel *); static void ldgetdefaultlabel(struct ld_softc *, struct disklabel *);
static void ldgetdisklabel(struct ld_softc *); static void ldgetdisklabel(struct ld_softc *);
static void ldminphys(struct buf *bp); static void ldminphys(struct buf *bp);
static bool ld_suspend(device_t, const pmf_qual_t *);
static bool ld_shutdown(device_t, int); static bool ld_shutdown(device_t, int);
static void ldstart(struct ld_softc *, struct buf *); static void ldstart(struct ld_softc *, struct buf *);
static void ld_set_properties(struct ld_softc *); static void ld_set_properties(struct ld_softc *);
@ -154,7 +155,7 @@ ldattach(struct ld_softc *sc)
#endif #endif
/* Register with PMF */ /* Register with PMF */
if (!pmf_device_register1(sc->sc_dv, NULL, NULL, ld_shutdown)) if (!pmf_device_register1(sc->sc_dv, ld_suspend, NULL, ld_shutdown))
aprint_error_dev(sc->sc_dv, aprint_error_dev(sc->sc_dv,
"couldn't establish power handler\n"); "couldn't establish power handler\n");
@ -263,6 +264,13 @@ ldenddetach(struct ld_softc *sc)
mutex_destroy(&sc->sc_mutex); mutex_destroy(&sc->sc_mutex);
} }
/* ARGSUSED */
static bool
ld_suspend(device_t dev, const pmf_qual_t *qual)
{
return ld_shutdown(dev, 0);
}
/* ARGSUSED */ /* ARGSUSED */
static bool static bool
ld_shutdown(device_t dev, int flags) ld_shutdown(device_t dev, int flags)