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Illumos #3699, #3739 

3699 zfs hold or release of a non-existent snapshot does not output error
3739 cannot set zfs quota or reservation on pool version < 22
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Eric Shrock <eric.schrock@delphix.com>
Approved by: Dan McDonald <danmcd@nexenta.com>

References:
  https://www.illumos.org/issues/3699
  https://www.illumos.org/issues/3739
  illumos/illumos-gate@013023d4ed

Ported-by: Richard Yao <ryao@gentoo.org>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #1775
This commit is contained in:
Martin Matuska 2013-05-23 13:07:25 -04:00 committed by Brian Behlendorf
parent 63fd3c6cfd
commit b1118acbb1
3 changed files with 55 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
lib/libzfs/libzfs_dataset.c
View File

@ -25,6 +25,7 @@
* Copyright (c) 2012 DEY Storage Systems, Inc. All rights reserved.
* Copyright (c) 2012 Pawel Jakub Dawidek <pawel@dawidek.net>.
* Copyright 2012 Nexenta Systems, Inc. All rights reserved.
* Copyright (c) 2013 Martin Matuska. All rights reserved.
*/
#include <ctype.h>
@ -4455,6 +4456,20 @@ zfs_hold(zfs_handle_t *zhp, const char *snapname, const char *tag,
ha.tag = tag;
ha.recursive = recursive;
(void) zfs_hold_one(zfs_handle_dup(zhp), &ha);
if (nvlist_next_nvpair(ha.nvl, NULL) == NULL) {
fnvlist_free(ha.nvl);
ret = ENOENT;
if (!enoent_ok) {
(void) snprintf(errbuf, sizeof (errbuf),
dgettext(TEXT_DOMAIN,
"cannot hold snapshot '%s@%s'"),
zhp->zfs_name, snapname);
(void) zfs_standard_error(hdl, ret, errbuf);
}
return (ret);
}
ret = lzc_hold(ha.nvl, cleanup_fd, &errors);
fnvlist_free(ha.nvl);
@ -4556,12 +4571,25 @@ zfs_release(zfs_handle_t *zhp, const char *snapname, const char *tag,
nvlist_t *errors;
nvpair_t *elem;
libzfs_handle_t *hdl = zhp->zfs_hdl;
char errbuf[1024];
ha.nvl = fnvlist_alloc();
ha.snapname = snapname;
ha.tag = tag;
ha.recursive = recursive;
(void) zfs_release_one(zfs_handle_dup(zhp), &ha);
if (nvlist_next_nvpair(ha.nvl, NULL) == NULL) {
fnvlist_free(ha.nvl);
ret = ENOENT;
(void) snprintf(errbuf, sizeof (errbuf),
dgettext(TEXT_DOMAIN,
"cannot release hold from snapshot '%s@%s'"),
zhp->zfs_name, snapname);
(void) zfs_standard_error(hdl, ret, errbuf);
return (ret);
}
ret = lzc_release(ha.nvl, &errors);
fnvlist_free(ha.nvl);
@ -4570,8 +4598,6 @@ zfs_release(zfs_handle_t *zhp, const char *snapname, const char *tag,
if (nvlist_next_nvpair(errors, NULL) == NULL) {
/* no hold-specific errors */
char errbuf[1024];
(void) snprintf(errbuf, sizeof (errbuf), dgettext(TEXT_DOMAIN,
"cannot release"));
switch (errno) {
@ -4588,8 +4614,6 @@ zfs_release(zfs_handle_t *zhp, const char *snapname, const char *tag,
for (elem = nvlist_next_nvpair(errors, NULL);
elem != NULL;
elem = nvlist_next_nvpair(errors, elem)) {
char errbuf[1024];
(void) snprintf(errbuf, sizeof (errbuf),
dgettext(TEXT_DOMAIN,
"cannot release hold from snapshot '%s'"),

37
module/zfs/dsl_dir.c
View File

@ -21,6 +21,7 @@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013 by Delphix. All rights reserved.
* Copyright (c) 2013 Martin Matuska. All rights reserved.
*/
#include <sys/dmu.h>
@ -974,12 +975,18 @@ dsl_dir_set_quota_sync(void *arg, dmu_tx_t *tx)
VERIFY0(dsl_dataset_hold(dp, ddsqra->ddsqra_name, FTAG, &ds));
dsl_prop_set_sync_impl(ds, zfs_prop_to_name(ZFS_PROP_QUOTA),
ddsqra->ddsqra_source, sizeof (ddsqra->ddsqra_value), 1,
&ddsqra->ddsqra_value, tx);
if (spa_version(dp->dp_spa) >= SPA_VERSION_RECVD_PROPS) {
dsl_prop_set_sync_impl(ds, zfs_prop_to_name(ZFS_PROP_QUOTA),
ddsqra->ddsqra_source, sizeof (ddsqra->ddsqra_value), 1,
&ddsqra->ddsqra_value, tx);
VERIFY0(dsl_prop_get_int_ds(ds,
zfs_prop_to_name(ZFS_PROP_QUOTA), &newval));
VERIFY0(dsl_prop_get_int_ds(ds,
zfs_prop_to_name(ZFS_PROP_QUOTA), &newval));
} else {
newval = ddsqra->ddsqra_value;
spa_history_log_internal_ds(ds, "set", tx, "%s=%lld",
zfs_prop_to_name(ZFS_PROP_QUOTA), (longlong_t)newval);
}
dmu_buf_will_dirty(ds->ds_dir->dd_dbuf, tx);
mutex_enter(&ds->ds_dir->dd_lock);
@ -1089,13 +1096,21 @@ dsl_dir_set_reservation_sync(void *arg, dmu_tx_t *tx)
VERIFY0(dsl_dataset_hold(dp, ddsqra->ddsqra_name, FTAG, &ds));
dsl_prop_set_sync_impl(ds, zfs_prop_to_name(ZFS_PROP_RESERVATION),
ddsqra->ddsqra_source, sizeof (ddsqra->ddsqra_value), 1,
&ddsqra->ddsqra_value, tx);
VERIFY0(dsl_prop_get_int_ds(ds,
zfs_prop_to_name(ZFS_PROP_RESERVATION), &newval));
if (spa_version(dp->dp_spa) >= SPA_VERSION_RECVD_PROPS) {
dsl_prop_set_sync_impl(ds,
zfs_prop_to_name(ZFS_PROP_RESERVATION),
ddsqra->ddsqra_source, sizeof (ddsqra->ddsqra_value), 1,
&ddsqra->ddsqra_value, tx);
VERIFY0(dsl_prop_get_int_ds(ds,
zfs_prop_to_name(ZFS_PROP_RESERVATION), &newval));
} else {
newval = ddsqra->ddsqra_value;
spa_history_log_internal_ds(ds, "set", tx, "%s=%lld",
zfs_prop_to_name(ZFS_PROP_RESERVATION),
(longlong_t)newval);
}
dsl_dir_set_reservation_sync_impl(ds->ds_dir, newval, tx);
dsl_dataset_rele(ds, FTAG);
}

5
module/zfs/dsl_prop.c
View File

@ -21,6 +21,7 @@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013 by Delphix. All rights reserved.
* Copyright (c) 2013 Martin Matuska. All rights reserved.
*/
#include <sys/zfs_context.h>
@ -557,10 +558,6 @@ dsl_prop_set_sync_impl(dsl_dataset_t *ds, const char *propname,
}
if (version < SPA_VERSION_RECVD_PROPS) {
zfs_prop_t prop = zfs_name_to_prop(propname);
if (prop == ZFS_PROP_QUOTA || prop == ZFS_PROP_RESERVATION)
return;
if (source & ZPROP_SRC_NONE)
source = ZPROP_SRC_NONE;
else if (source & ZPROP_SRC_RECEIVED)