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Code Issues Releases Activity

- Fix 'rebuild' command - it can no longer relay on retaste event

Browse Source 
(we ignore it).
- Remove code used for handling spoil events, as spoiling is not possible
  anymore, because we keep consumers open for writing all the time.

MFC after:	4 days
This commit is contained in:
Pawel Jakub Dawidek 2005-01-04 12:15:21 +00:00
parent da84416791
commit ea973705b3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=139671
3 changed files with 34 additions and 50 deletions
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57
sys/geom/raid3/g_raid3.c
View File

@ -611,22 +611,7 @@ g_raid3_orphan(struct g_consumer *cp)
disk = cp->private;
if (disk == NULL)
return;
disk->d_softc->sc_bump_id = G_RAID3_BUMP_SYNCID_OFW;
g_raid3_event_send(disk, G_RAID3_DISK_STATE_DISCONNECTED,
G_RAID3_EVENT_DONTWAIT);
}
static void
g_raid3_spoiled(struct g_consumer *cp)
{
struct g_raid3_disk *disk;
g_topology_assert();
disk = cp->private;
if (disk == NULL)
return;
disk->d_softc->sc_bump_id = G_RAID3_BUMP_SYNCID_IMM;
disk->d_softc->sc_bump_id = G_RAID3_BUMP_SYNCID;
g_raid3_event_send(disk, G_RAID3_DISK_STATE_DISCONNECTED,
G_RAID3_EVENT_DONTWAIT);
}
@ -659,7 +644,7 @@ g_raid3_write_metadata(struct g_raid3_disk *disk, struct g_raid3_metadata *md)
g_topology_lock();
free(sector, M_RAID3);
if (error != 0) {
disk->d_softc->sc_bump_id = G_RAID3_BUMP_GENID_IMM;
disk->d_softc->sc_bump_id = G_RAID3_BUMP_GENID;
g_raid3_event_send(disk, G_RAID3_DISK_STATE_DISCONNECTED,
G_RAID3_EVENT_DONTWAIT);
}
@ -1093,7 +1078,7 @@ g_raid3_gather(struct bio *pbp)
* Actually this is pointless to bump genid,
* because whole device is fucked up.
*/
sc->sc_bump_id |= G_RAID3_BUMP_GENID_IMM;
sc->sc_bump_id |= G_RAID3_BUMP_GENID;
g_raid3_event_send(disk,
G_RAID3_DISK_STATE_DISCONNECTED,
G_RAID3_EVENT_DONTWAIT);
@ -1256,8 +1241,7 @@ g_raid3_regular_request(struct bio *cbp)
if (cbp->bio_error != 0) {
disk = cbp->bio_caller2;
if (disk != NULL) {
sc->sc_bump_id |=
G_RAID3_BUMP_GENID_IMM;
sc->sc_bump_id |= G_RAID3_BUMP_GENID;
g_raid3_event_send(disk,
G_RAID3_DISK_STATE_DISCONNECTED,
G_RAID3_EVENT_DONTWAIT);
@ -1457,7 +1441,7 @@ g_raid3_sync_request(struct bio *bp)
"Synchronization request failed (error=%d).",
bp->bio_error);
g_destroy_bio(bp);
sc->sc_bump_id |= G_RAID3_BUMP_GENID_IMM;
sc->sc_bump_id |= G_RAID3_BUMP_GENID;
g_raid3_event_send(disk,
G_RAID3_DISK_STATE_DISCONNECTED,
G_RAID3_EVENT_DONTWAIT);
@ -1657,7 +1641,7 @@ g_raid3_register_request(struct bio *pbp)
/*
* Bump syncid on first write.
*/
if ((sc->sc_bump_id & G_RAID3_BUMP_SYNCID_OFW) != 0) {
if ((sc->sc_bump_id & G_RAID3_BUMP_SYNCID) != 0) {
sc->sc_bump_id &= ~G_RAID3_BUMP_SYNCID;
g_topology_lock();
g_raid3_bump_syncid(sc);
@ -2248,7 +2232,7 @@ g_raid3_update_device(struct g_raid3_softc *sc, boolean_t force)
sc->sc_syncid = syncid;
if (force) {
/* Remember to bump syncid on first write. */
sc->sc_bump_id |= G_RAID3_BUMP_SYNCID_OFW;
sc->sc_bump_id |= G_RAID3_BUMP_SYNCID;
}
if (ndisks == sc->sc_ndisks)
state = G_RAID3_DEVICE_STATE_COMPLETE;
@ -2265,20 +2249,15 @@ g_raid3_update_device(struct g_raid3_softc *sc, boolean_t force)
state = g_raid3_determine_state(disk);
g_raid3_event_send(disk, state, G_RAID3_EVENT_DONTWAIT);
if (state == G_RAID3_DISK_STATE_STALE)
sc->sc_bump_id |= G_RAID3_BUMP_SYNCID_OFW;
sc->sc_bump_id |= G_RAID3_BUMP_SYNCID;
}
break;
}
case G_RAID3_DEVICE_STATE_DEGRADED:
/*
* Bump syncid and/or genid here, if we need to do it
* immediately.
* Genid need to be bumped immediately, so do it here.
*/
if ((sc->sc_bump_id & G_RAID3_BUMP_SYNCID_IMM) != 0) {
sc->sc_bump_id &= ~G_RAID3_BUMP_SYNCID;
g_raid3_bump_syncid(sc);
}
if ((sc->sc_bump_id & G_RAID3_BUMP_GENID_IMM) != 0) {
if ((sc->sc_bump_id & G_RAID3_BUMP_GENID) != 0) {
sc->sc_bump_id &= ~G_RAID3_BUMP_GENID;
g_raid3_bump_genid(sc);
}
@ -2306,14 +2285,9 @@ g_raid3_update_device(struct g_raid3_softc *sc, boolean_t force)
break;
case G_RAID3_DEVICE_STATE_COMPLETE:
/*
* Bump syncid and/or genid here, if we need to do it
* immediately.
* Genid need to be bumped immediately, so do it here.
*/
if ((sc->sc_bump_id & G_RAID3_BUMP_SYNCID_IMM) != 0) {
sc->sc_bump_id &= ~G_RAID3_BUMP_SYNCID;
g_raid3_bump_syncid(sc);
}
if ((sc->sc_bump_id & G_RAID3_BUMP_GENID_IMM) != 0) {
if ((sc->sc_bump_id & G_RAID3_BUMP_GENID) != 0) {
sc->sc_bump_id &= ~G_RAID3_BUMP_GENID;
g_raid3_bump_genid(sc);
}
@ -2510,7 +2484,7 @@ g_raid3_update_disk(struct g_raid3_disk *disk, u_int state)
* Reset bumping syncid if disk disappeared in STARTING
* state.
*/
if ((sc->sc_bump_id & G_RAID3_BUMP_SYNCID_OFW) != 0)
if ((sc->sc_bump_id & G_RAID3_BUMP_SYNCID) != 0)
sc->sc_bump_id &= ~G_RAID3_BUMP_SYNCID;
#ifdef INVARIANTS
} else {
@ -2535,7 +2509,7 @@ g_raid3_update_disk(struct g_raid3_disk *disk, u_int state)
}
#undef DISK_STATE_CHANGED
static int
int
g_raid3_read_metadata(struct g_consumer *cp, struct g_raid3_metadata *md)
{
struct g_provider *pp;
@ -2663,7 +2637,7 @@ g_raid3_check_metadata(struct g_raid3_softc *sc, struct g_provider *pp,
return (0);
}
static int
int
g_raid3_add_disk(struct g_raid3_softc *sc, struct g_provider *pp,
struct g_raid3_metadata *md)
{
@ -2766,7 +2740,6 @@ g_raid3_create(struct g_class *mp, const struct g_raid3_metadata *md)
sc->sc_disks = malloc(sizeof(struct g_raid3_disk) * md->md_all, M_RAID3,
M_WAITOK | M_ZERO);
gp->start = g_raid3_start;
gp->spoiled = g_raid3_spoiled;
gp->orphan = g_raid3_orphan;
gp->access = g_raid3_access;
gp->dumpconf = g_raid3_dumpconf;

12
sys/geom/raid3/g_raid3.h
View File

@ -163,14 +163,9 @@ struct g_raid3_event {
#define G_RAID3_DEVICE_STATE_COMPLETE 2
/* Bump syncid on first write. */
#define G_RAID3_BUMP_SYNCID_OFW 0x1
/* Bump syncid immediately. */
#define G_RAID3_BUMP_SYNCID_IMM 0x2
#define G_RAID3_BUMP_SYNCID (G_RAID3_BUMP_SYNCID_OFW | \
G_RAID3_BUMP_SYNCID_IMM)
#define G_RAID3_BUMP_SYNCID 0x1
/* Bump genid immediately. */
#define G_RAID3_BUMP_GENID_IMM 0x4
#define G_RAID3_BUMP_GENID (G_RAID3_BUMP_GENID_IMM)
#define G_RAID3_BUMP_GENID 0x2
struct g_raid3_softc {
u_int sc_state; /* Device state. */
@ -214,6 +209,9 @@ u_int g_raid3_ndisks(struct g_raid3_softc *sc, int state);
int g_raid3_destroy(struct g_raid3_softc *sc, boolean_t force);
int g_raid3_event_send(void *arg, int state, int flags);
struct g_raid3_metadata;
int g_raid3_add_disk(struct g_raid3_softc *sc, struct g_provider *pp,
struct g_raid3_metadata *md);
int g_raid3_read_metadata(struct g_consumer *cp, struct g_raid3_metadata *md);
void g_raid3_fill_metadata(struct g_raid3_disk *disk,
struct g_raid3_metadata *md);
int g_raid3_clear_metadata(struct g_raid3_disk *disk);

15
sys/geom/raid3/g_raid3_ctl.c
View File

@ -220,10 +220,12 @@ g_raid3_ctl_configure(struct gctl_req *req, struct g_class *mp)
static void
g_raid3_ctl_rebuild(struct gctl_req *req, struct g_class *mp)
{
struct g_raid3_metadata md;
struct g_raid3_softc *sc;
struct g_raid3_disk *disk;
struct g_provider *pp;
const char *name;
int *nargs;
int error, *nargs;
g_topology_assert();
nargs = gctl_get_paraml(req, "nargs", sizeof(*nargs));
@ -268,8 +270,19 @@ g_raid3_ctl_rebuild(struct gctl_req *req, struct g_class *mp)
if ((sc->sc_flags & G_RAID3_DEVICE_FLAG_NOAUTOSYNC) != 0)
disk->d_flags |= G_RAID3_DISK_FLAG_FORCE_SYNC;
g_raid3_update_metadata(disk);
pp = disk->d_consumer->provider;
error = g_raid3_read_metadata(disk->d_consumer, &md);
g_raid3_event_send(disk, G_RAID3_DISK_STATE_DISCONNECTED,
G_RAID3_EVENT_WAIT);
if (error != 0) {
gctl_error(req, "Cannot read metadata from %s.", pp->name);
return;
}
error = g_raid3_add_disk(sc, pp, &md);
if (error != 0) {
gctl_error(req, "Cannot reconnect component %s.", pp->name);
return;
}
}
static void