Symbol: spa_total_metaslabs
usr/src/uts/common/fs/zfs/spa_log_spacemap.c
338
(spa_total_metaslabs(spa) * zfs_unflushed_log_block_pct) / 100;
usr/src/uts/common/fs/zfs/sys/spa.h
1006
extern uint64_t spa_total_metaslabs(spa_t *spa);