int
dmu_set_bonus(dmu_buf_t *db, int newsize, dmu_tx_t *tx)
{
dnode_t *dn = ((dmu_buf_impl_t *)db)->db_dnode;
if (dn->dn_bonus != (dmu_buf_impl_t *)db)
return (EINVAL);
if (newsize < 0 || newsize > db->db_size)
return (EINVAL);
dnode_setbonuslen(dn, newsize, tx);
return (0);
}
int
dmu_set_bonus(dmu_buf_t *db_fake, int newsize, dmu_tx_t *tx)
{
dmu_buf_impl_t *db = (dmu_buf_impl_t *)db_fake;
dnode_t *dn;
int error;
DB_DNODE_ENTER(db);
dn = DB_DNODE(db);
if (dn->dn_bonus != db) {
error = SET_ERROR(EINVAL);
} else if (newsize < 0 || newsize > db_fake->db_size) {
error = SET_ERROR(EINVAL);
} else {
dnode_setbonuslen(dn, newsize, tx);
error = 0;
}
DB_DNODE_EXIT(db);
return (error);
}