Index: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_geom.c =================================================================== --- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_geom.c +++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_geom.c @@ -193,7 +193,7 @@ } static struct g_consumer * -vdev_geom_attach(struct g_provider *pp, vdev_t *vd) +vdev_geom_attach(struct g_provider *pp, vdev_t *vd, boolean_t sanity) { struct g_geom *gp; struct g_consumer *cp; @@ -203,14 +203,18 @@ ZFS_LOG(1, "Attaching to %s.", pp->name); - if (pp->sectorsize > VDEV_PAD_SIZE || !ISP2(pp->sectorsize)) { - ZFS_LOG(1, "Failing attach of %s. Incompatible sectorsize %d\n", - pp->name, pp->sectorsize); - return (NULL); - } else if (pp->mediasize < SPA_MINDEVSIZE) { - ZFS_LOG(1, "Failing attach of %s. Incompatible mediasize %ju\n", - pp->name, pp->mediasize); - return (NULL); + if (sanity) { + if (pp->sectorsize > VDEV_PAD_SIZE || !ISP2(pp->sectorsize)) { + ZFS_LOG(1, "Failing attach of %s. " + "Incompatible sectorsize %d\n", + pp->name, pp->sectorsize); + return (NULL); + } else if (pp->mediasize < SPA_MINDEVSIZE) { + ZFS_LOG(1, "Failing attach of %s. " + "Incompatible mediasize %ju\n", + pp->name, pp->mediasize); + return (NULL); + } } /* Do we have geom already? No? Create one. */ @@ -587,7 +591,7 @@ LIST_FOREACH(pp, &gp->provider, provider) { if (pp->flags & G_PF_WITHER) continue; - zcp = vdev_geom_attach(pp, NULL); + zcp = vdev_geom_attach(pp, NULL, B_TRUE); if (zcp == NULL) continue; g_topology_unlock(); @@ -627,7 +631,7 @@ struct g_consumer *cp; int nlabels; - cp = vdev_geom_attach(pp, NULL); + cp = vdev_geom_attach(pp, NULL, B_TRUE); if (cp == NULL) { ZFS_LOG(1, "Unable to attach tasting instance to %s.", pp->name); @@ -635,14 +639,12 @@ } g_topology_unlock(); nlabels = vdev_geom_read_config(cp, &config); + g_topology_lock(); + vdev_geom_detach(cp, B_TRUE); if (nlabels == 0) { - g_topology_lock(); - vdev_geom_detach(cp, B_TRUE); ZFS_LOG(1, "Unable to read config from %s.", pp->name); return (NO_MATCH); } - g_topology_lock(); - vdev_geom_detach(cp, B_TRUE); pool_guid = 0; (void) nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID, &pool_guid); @@ -714,7 +716,7 @@ out: if (best_pp) { - cp = vdev_geom_attach(best_pp, vd); + cp = vdev_geom_attach(best_pp, vd, B_TRUE); if (cp == NULL) { printf("ZFS WARNING: Unable to attach to %s.\n", best_pp->name); @@ -768,7 +770,7 @@ if (pp != NULL) { ZFS_LOG(1, "Found provider by name %s.", vd->vdev_path); if (!check_guid || vdev_attach_ok(vd, pp) == FULL_MATCH) - cp = vdev_geom_attach(pp, vd); + cp = vdev_geom_attach(pp, vd, B_FALSE); } return (cp);