diff --git a/include/sys/dataset_kstats.h b/include/sys/dataset_kstats.h index 40cf5258a2e7..c81a07f0c116 100644 --- a/include/sys/dataset_kstats.h +++ b/include/sys/dataset_kstats.h @@ -71,6 +71,7 @@ typedef struct dataset_kstats { int dataset_kstats_create(dataset_kstats_t *, objset_t *); void dataset_kstats_destroy(dataset_kstats_t *); +void dataset_kstats_rename(dataset_kstats_t *dk, const char *); void dataset_kstats_update_write_kstats(dataset_kstats_t *, int64_t); void dataset_kstats_update_read_kstats(dataset_kstats_t *, int64_t); diff --git a/module/os/freebsd/zfs/zvol_os.c b/module/os/freebsd/zfs/zvol_os.c index 0830e1c26546..6a7c2d2811b1 100644 --- a/module/os/freebsd/zfs/zvol_os.c +++ b/module/os/freebsd/zfs/zvol_os.c @@ -1319,6 +1319,7 @@ zvol_os_rename_minor(zvol_state_t *zv, const char *newname) } } strlcpy(zv->zv_name, newname, sizeof (zv->zv_name)); + dataset_kstats_rename(&zv->zv_kstat, newname); } /* diff --git a/module/os/linux/zfs/zvol_os.c b/module/os/linux/zfs/zvol_os.c index fd0fd2c36dcd..384f5785a498 100644 --- a/module/os/linux/zfs/zvol_os.c +++ b/module/os/linux/zfs/zvol_os.c @@ -1528,6 +1528,8 @@ zvol_os_rename_minor(zvol_state_t *zv, const char *newname) */ set_disk_ro(zv->zv_zso->zvo_disk, !readonly); set_disk_ro(zv->zv_zso->zvo_disk, readonly); + + dataset_kstats_rename(&zv->zv_kstat, newname); } void diff --git a/module/zfs/dataset_kstats.c b/module/zfs/dataset_kstats.c index 767a461e0026..2ac058fd2c93 100644 --- a/module/zfs/dataset_kstats.c +++ b/module/zfs/dataset_kstats.c @@ -198,6 +198,18 @@ dataset_kstats_destroy(dataset_kstats_t *dk) zil_sums_fini(&dk->dk_zil_sums); } +void +dataset_kstats_rename(dataset_kstats_t *dk, const char *name) +{ + dataset_kstat_values_t *dkv = dk->dk_kstats->ks_data; + char *ds_name; + + ds_name = KSTAT_NAMED_STR_PTR(&dkv->dkv_ds_name); + ASSERT3S(ds_name, !=, NULL); + (void) strlcpy(ds_name, name, + KSTAT_NAMED_STR_BUFLEN(&dkv->dkv_ds_name)); +} + void dataset_kstats_update_write_kstats(dataset_kstats_t *dk, int64_t nwritten)