Symbol: MMP_BLOCKS_PER_LABEL
usr/src/uts/common/fs/zfs/mmp.c
529
MMP_BLOCKS_PER_LABEL + spa_get_random(MMP_BLOCKS_PER_LABEL));
usr/src/uts/common/fs/zfs/vdev_label.c
1572
int m = spa_multihost(vd->vdev_spa) ? MMP_BLOCKS_PER_LABEL : 0;