diff options
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/ztest/ztest.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/cmd/ztest/ztest.c b/cmd/ztest/ztest.c index b4cedbdba..788e6aa6a 100644 --- a/cmd/ztest/ztest.c +++ b/cmd/ztest/ztest.c @@ -326,6 +326,7 @@ ztest_func_t ztest_spa_create_destroy; ztest_func_t ztest_fault_inject; ztest_func_t ztest_ddt_repair; ztest_func_t ztest_dmu_snapshot_hold; +ztest_func_t ztest_mmp_enable_disable; ztest_func_t ztest_spa_rename; ztest_func_t ztest_scrub; ztest_func_t ztest_dsl_dataset_promote_busy; @@ -375,6 +376,7 @@ ztest_info_t ztest_info[] = { ZTI_INIT(ztest_fault_inject, 1, &zopt_sometimes), ZTI_INIT(ztest_ddt_repair, 1, &zopt_sometimes), ZTI_INIT(ztest_dmu_snapshot_hold, 1, &zopt_sometimes), + ZTI_INIT(ztest_mmp_enable_disable, 1, &zopt_sometimes), ZTI_INIT(ztest_reguid, 1, &zopt_rarely), ZTI_INIT(ztest_spa_rename, 1, &zopt_rarely), ZTI_INIT(ztest_scrub, 1, &zopt_rarely), @@ -2660,6 +2662,47 @@ ztest_spa_create_destroy(ztest_ds_t *zd, uint64_t id) (void) rw_unlock(&ztest_name_lock); } +/* + * Start and then stop the MMP threads to ensure the startup and shutdown code + * works properly. Actual protection and property-related code tested via ZTS. + */ +/* ARGSUSED */ +void +ztest_mmp_enable_disable(ztest_ds_t *zd, uint64_t id) +{ + ztest_shared_opts_t *zo = &ztest_opts; + spa_t *spa = ztest_spa; + + if (zo->zo_mmp_test) + return; + + spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); + mutex_enter(&spa->spa_props_lock); + + if (!spa_multihost(spa)) { + spa->spa_multihost = B_TRUE; + mmp_thread_start(spa); + } + + mutex_exit(&spa->spa_props_lock); + spa_config_exit(spa, SCL_CONFIG, FTAG); + + txg_wait_synced(spa_get_dsl(spa), 0); + mmp_signal_all_threads(); + txg_wait_synced(spa_get_dsl(spa), 0); + + spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); + mutex_enter(&spa->spa_props_lock); + + if (spa_multihost(spa)) { + mmp_thread_stop(spa); + spa->spa_multihost = B_FALSE; + } + + mutex_exit(&spa->spa_props_lock); + spa_config_exit(spa, SCL_CONFIG, FTAG); +} + /* ARGSUSED */ void ztest_spa_upgrade(ztest_ds_t *zd, uint64_t id) |