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Illumos #3422, #3425

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3422 zpool create/syseventd race yield non-importable pool
3425 first write to a new zvol can fail with EFBIG

Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Approved by: Garrett D'Amore <garrett@damore.org>

References:
  illumos/illumos-gate@bda8819455
  https://www.illumos.org/issues/3422
  https://www.illumos.org/issues/3425

Ported-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #1390
This commit is contained in:
George Wilson 2013-04-10 16:58:22 -07:00 committed by Brian Behlendorf
parent 9d248f73a4
commit 295304bed6
3 changed files with 6 additions and 17 deletions
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8
lib/libzfs/libzfs_import.c
View File

@ -523,13 +523,12 @@ get_configs(libzfs_handle_t *hdl, pool_list_t *pl, boolean_t active_ok)
* version * version
* pool guid * pool guid
* name * name
* pool txg (if available)
* comment (if available) * comment (if available)
* pool state * pool state
* hostid (if available) * hostid (if available)
* hostname (if available) * hostname (if available)
*/ */
uint64_t state, version, pool_txg; uint64_t state, version;
char *comment = NULL; char *comment = NULL;
version = fnvlist_lookup_uint64(tmp, version = fnvlist_lookup_uint64(tmp,
@ -545,11 +544,6 @@ get_configs(libzfs_handle_t *hdl, pool_list_t *pl, boolean_t active_ok)
fnvlist_add_string(config, fnvlist_add_string(config,
ZPOOL_CONFIG_POOL_NAME, name); ZPOOL_CONFIG_POOL_NAME, name);
if (nvlist_lookup_uint64(tmp,
ZPOOL_CONFIG_POOL_TXG, &pool_txg) == 0)
fnvlist_add_uint64(config,
ZPOOL_CONFIG_POOL_TXG, pool_txg);
if (nvlist_lookup_string(tmp, if (nvlist_lookup_string(tmp,
ZPOOL_CONFIG_COMMENT, &comment) == 0) ZPOOL_CONFIG_COMMENT, &comment) == 0)
fnvlist_add_string(config, fnvlist_add_string(config,

10
module/zfs/dmu_tx.c
View File

@ -21,7 +21,7 @@
/* /*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright 2011 Nexenta Systems, Inc. All rights reserved. * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
* Copyright (c) 2012 by Delphix. All rights reserved. * Copyright (c) 2013 by Delphix. All rights reserved.
*/ */
#include <sys/dmu.h> #include <sys/dmu.h>
@ -301,6 +301,7 @@ dmu_tx_count_write(dmu_tx_hold_t *txh, uint64_t off, uint64_t len)
delta = P2NPHASE(off, dn->dn_datablksz); delta = P2NPHASE(off, dn->dn_datablksz);
} }
min_ibs = max_ibs = dn->dn_indblkshift;
if (dn->dn_maxblkid > 0) { if (dn->dn_maxblkid > 0) {
/* /*
* The blocksize can't change, * The blocksize can't change,
@ -308,13 +309,6 @@ dmu_tx_count_write(dmu_tx_hold_t *txh, uint64_t off, uint64_t len)
*/ */
ASSERT(dn->dn_datablkshift != 0); ASSERT(dn->dn_datablkshift != 0);
min_bs = max_bs = dn->dn_datablkshift; min_bs = max_bs = dn->dn_datablkshift;
min_ibs = max_ibs = dn->dn_indblkshift;
} else if (dn->dn_indblkshift > max_ibs) {
/*
* This ensures that if we reduce DN_MAX_INDBLKSHIFT,
* the code will still work correctly on older pools.
*/
min_ibs = max_ibs = dn->dn_indblkshift;
} }
/* /*

5
module/zfs/vdev.c
View File

@ -1348,7 +1348,8 @@ vdev_validate(vdev_t *vd, boolean_t strict)
if (vd->vdev_ops->vdev_op_leaf && vdev_readable(vd)) { if (vd->vdev_ops->vdev_op_leaf && vdev_readable(vd)) {
uint64_t aux_guid = 0; uint64_t aux_guid = 0;
nvlist_t *nvl; nvlist_t *nvl;
uint64_t txg = strict ? spa->spa_config_txg : -1ULL; uint64_t txg = spa_last_synced_txg(spa) != 0 ?
spa_last_synced_txg(spa) : -1ULL;
if ((label = vdev_label_read_config(vd, txg)) == NULL) { if ((label = vdev_label_read_config(vd, txg)) == NULL) {
vdev_set_state(vd, B_TRUE, VDEV_STATE_CANT_OPEN, vdev_set_state(vd, B_TRUE, VDEV_STATE_CANT_OPEN,
@ -1533,7 +1534,7 @@ vdev_reopen(vdev_t *vd)
!l2arc_vdev_present(vd)) !l2arc_vdev_present(vd))
l2arc_add_vdev(spa, vd); l2arc_add_vdev(spa, vd);
} else { } else {
(void) vdev_validate(vd, spa_last_synced_txg(spa)); (void) vdev_validate(vd, B_TRUE);
} }
/* /*