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-rw-r--r--cmd/ztest/ztest.c36
1 files changed, 35 insertions, 1 deletions
diff --git a/cmd/ztest/ztest.c b/cmd/ztest/ztest.c
index 72d511b06..0f0ab60dd 100644
--- a/cmd/ztest/ztest.c
+++ b/cmd/ztest/ztest.c
@@ -21,6 +21,7 @@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2011 by Delphix. All rights reserved.
+ * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
*/
/*
@@ -260,6 +261,7 @@ ztest_func_t ztest_vdev_LUN_growth;
ztest_func_t ztest_vdev_add_remove;
ztest_func_t ztest_vdev_aux_add_remove;
ztest_func_t ztest_split_pool;
+ztest_func_t ztest_reguid;
uint64_t zopt_always = 0ULL * NANOSEC; /* all the time */
uint64_t zopt_incessant = 1ULL * NANOSEC / 10; /* every 1/10 second */
@@ -290,6 +292,7 @@ ztest_info_t ztest_info[] = {
{ ztest_fault_inject, 1, &zopt_sometimes },
{ ztest_ddt_repair, 1, &zopt_sometimes },
{ ztest_dmu_snapshot_hold, 1, &zopt_sometimes },
+ { ztest_reguid, 1, &zopt_sometimes },
{ ztest_spa_rename, 1, &zopt_rarely },
{ ztest_scrub, 1, &zopt_rarely },
{ ztest_dsl_dataset_promote_busy, 1, &zopt_rarely },
@@ -326,6 +329,7 @@ typedef struct ztest_shared {
uint64_t zs_vdev_aux;
uint64_t zs_alloc;
uint64_t zs_space;
+ uint64_t zs_guid;
kmutex_t zs_vdev_lock;
krwlock_t zs_name_lock;
ztest_info_t zs_info[ZTEST_FUNCS];
@@ -4804,7 +4808,7 @@ ztest_ddt_repair(ztest_ds_t *zd, uint64_t id)
object = od[0].od_object;
blocksize = od[0].od_blocksize;
- pattern = spa_guid(spa) ^ dmu_objset_fsid_guid(os);
+ pattern = zs->zs_guid ^ dmu_objset_fsid_guid(os);
ASSERT(object != 0);
@@ -4877,6 +4881,31 @@ ztest_scrub(ztest_ds_t *zd, uint64_t id)
}
/*
+ * Change the guid for the pool.
+ */
+/* ARGSUSED */
+void
+ztest_reguid(ztest_ds_t *zd, uint64_t id)
+{
+ ztest_shared_t *zs = ztest_shared;
+ spa_t *spa = zs->zs_spa;
+ uint64_t orig, load;
+
+ orig = spa_guid(spa);
+ load = spa_load_guid(spa);
+ if (spa_change_guid(spa) != 0)
+ return;
+
+ if (zopt_verbose >= 3) {
+ (void) printf("Changed guid old %llu -> %llu\n",
+ (u_longlong_t)orig, (u_longlong_t)spa_guid(spa));
+ }
+
+ VERIFY3U(orig, !=, spa_guid(spa));
+ VERIFY3U(load, ==, spa_load_guid(spa));
+}
+
+/*
* Rename the pool to a different name and then rename it back.
*/
/* ARGSUSED */
@@ -5307,6 +5336,7 @@ ztest_run(ztest_shared_t *zs)
{
kt_did_t *tid;
spa_t *spa;
+ objset_t *os;
kthread_t *resume_thread;
uint64_t object;
int error;
@@ -5340,6 +5370,10 @@ ztest_run(ztest_shared_t *zs)
spa->spa_debug = B_TRUE;
zs->zs_spa = spa;
+ VERIFY3U(0, ==, dmu_objset_hold(zs->zs_pool, FTAG, &os));
+ zs->zs_guid = dmu_objset_fsid_guid(os);
+ dmu_objset_rele(os, FTAG);
+
spa->spa_dedup_ditto = 2 * ZIO_DEDUPDITTO_MIN;
/*