dmu_sync_arg_t
dmu_sync_arg_t *dsa = varg;
dmu_sync_arg_t *dsa = varg;
dmu_sync_arg_t *dsa = zio->io_private;
dmu_sync_arg_t *dsa;
dsa = kmem_alloc(sizeof (dmu_sync_arg_t), KM_SLEEP);
dmu_sync_arg_t *dsa;
dsa = kmem_alloc(sizeof (dmu_sync_arg_t), KM_SLEEP);