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authorJoel Sing <jsing@cvs.openbsd.org>2011-07-06 17:32:48 +0000
committerJoel Sing <jsing@cvs.openbsd.org>2011-07-06 17:32:48 +0000
commitc20d6c3243d55487e27229660f94d832b077af15 (patch)
treec0e4397474177b7b77c0bb9e9c5db38ceba03f97
parent310253e7fcab4d8fe72c7be76ecae1ae30afced6 (diff)
Use a single shutdown hook for the softraid controller instead of
having one per volume. ok marco@
-rw-r--r--sys/dev/softraid.c26
-rw-r--r--sys/dev/softraidvar.h4
2 files changed, 16 insertions, 14 deletions
diff --git a/sys/dev/softraid.c b/sys/dev/softraid.c
index 6e304470e1f..5486f04b2e9 100644
--- a/sys/dev/softraid.c
+++ b/sys/dev/softraid.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: softraid.c,v 1.239 2011/07/06 15:55:25 jsing Exp $ */
+/* $OpenBSD: softraid.c,v 1.240 2011/07/06 17:32:47 jsing Exp $ */
/*
* Copyright (c) 2007, 2008, 2009 Marco Peereboom <marco@peereboom.us>
* Copyright (c) 2008 Chris Kuethe <ckuethe@openbsd.org>
@@ -1672,6 +1672,8 @@ sr_attach(struct device *parent, struct device *self, void *aux)
softraid_disk_attach = sr_disk_attach;
+ sc->sc_shutdownhook = shutdownhook_establish(sr_shutdown, sc);
+
sr_boot_assembly(sc);
}
@@ -1683,6 +1685,9 @@ sr_detach(struct device *self, int flags)
DNPRINTF(SR_D_MISC, "%s: sr_detach\n", DEVNAME(sc));
+ if (sc->sc_shutdownhook)
+ shutdownhook_disestablish(sc->sc_shutdownhook);
+
/* XXX this will not work when we stagger disciplines */
for (i = 0; i < SR_MAX_LD; i++)
if (sc->sc_dis[i])
@@ -3148,7 +3153,6 @@ sr_ioctl_createraid(struct sr_softc *sc, struct bioc_createraid *bc, int user)
/* save metadata to disk */
rv = sr_meta_save(sd, SR_META_DIRTY);
- sd->sd_shutdownhook = shutdownhook_establish(sr_shutdown, sd);
if (sd->sd_vol_status == BIOC_SVREBUILD)
kthread_create_deferred(sr_rebuild, sd);
@@ -3429,9 +3433,6 @@ sr_discipline_shutdown(struct sr_discipline *sd, int meta_save)
sd->sd_ready = 0;
- if (sd->sd_shutdownhook)
- shutdownhook_disestablish(sd->sd_shutdownhook);
-
/* make sure there isn't a sync pending and yield */
wakeup(sd);
while (sd->sd_sync || sd->sd_must_flush)
@@ -3796,14 +3797,15 @@ sr_validate_stripsize(u_int32_t b)
void
sr_shutdown(void *arg)
{
- struct sr_discipline *sd = arg;
-#ifdef SR_DEBUG
- struct sr_softc *sc = sd->sd_sc;
-#endif
- DNPRINTF(SR_D_DIS, "%s: sr_shutdown %s\n",
- DEVNAME(sc), sd->sd_meta->ssd_devname);
+ struct sr_softc *sc = arg;
+ int i;
- sr_discipline_shutdown(sd, 1);
+ DNPRINTF(SR_D_MISC, "%s: sr_shutdown\n", DEVNAME(sc));
+
+ /* XXX this will not work when we stagger disciplines */
+ for (i = 0; i < SR_MAX_LD; i++)
+ if (sc->sc_dis[i])
+ sr_discipline_shutdown(sc->sc_dis[i], 1);
}
int
diff --git a/sys/dev/softraidvar.h b/sys/dev/softraidvar.h
index bcdf56a720f..95a5dfbd90f 100644
--- a/sys/dev/softraidvar.h
+++ b/sys/dev/softraidvar.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: softraidvar.h,v 1.103 2011/07/06 15:44:11 jsing Exp $ */
+/* $OpenBSD: softraidvar.h,v 1.104 2011/07/06 17:32:47 jsing Exp $ */
/*
* Copyright (c) 2006 Marco Peereboom <marco@peereboom.us>
* Copyright (c) 2008 Chris Kuethe <ckuethe@openbsd.org>
@@ -505,7 +505,6 @@ struct sr_discipline {
int sd_deleted;
struct device *sd_scsibus_dev;
- void (*sd_shutdownhook)(void *);
/* discipline volume */
struct sr_volume sd_vol; /* volume associated */
@@ -567,6 +566,7 @@ struct sr_softc {
struct device sc_dev;
int (*sc_ioctl)(struct device *, u_long, caddr_t);
+ void (*sc_shutdownhook)(void *);
struct rwlock sc_lock;