int qsd_id_lock_cancel(const struct lu_env *env, struct lquota_entry *lqe)
{
struct qsd_thread_info *qti = qsd_info(env);
int rc;
ENTRY;
lqe_write_lock(lqe);
if (lqe->lqe_pending_write || lqe->lqe_waiting_write ||
lqe->lqe_usage || lqe->lqe_granted) {
lqe_write_unlock(lqe);
RETURN(0);
}
lustre_handle_copy(&qti->qti_lockh, &lqe->lqe_lockh);
if (lustre_handle_is_used(&qti->qti_lockh)) {
memset(&lqe->lqe_lockh, 0, sizeof(lqe->lqe_lockh));
qsd_set_qunit(lqe, 0);
lqe->lqe_edquot = false;
}
lqe_write_unlock(lqe);
rc = qsd_id_lock_match(&qti->qti_lockh, NULL);
if (rc)
RETURN(rc);
ldlm_lock_decref_and_cancel(&qti->qti_lockh, qsd_id_einfo.ei_mode);
RETURN(0);
}
static int mgs_completion_ast_ir(struct ldlm_lock *lock, int flags,
void *cbdata)
{
ENTRY;
if (!(flags & (LDLM_FL_BLOCK_WAIT | LDLM_FL_BLOCK_GRANTED |
LDLM_FL_BLOCK_CONV))) {
struct fs_db *fsdb = (struct fs_db *)lock->l_ast_data;
struct lustre_handle lockh;
mgs_ir_notify_complete(fsdb);
ldlm_lock2handle(lock, &lockh);
ldlm_lock_decref_and_cancel(&lockh, LCK_EX);
}
RETURN(ldlm_completion_ast(lock, flags, cbdata));
}
static int mgs_completion_ast_config(struct ldlm_lock *lock, int flags,
void *cbdata)
{
ENTRY;
if (!(flags & (LDLM_FL_BLOCK_WAIT | LDLM_FL_BLOCK_GRANTED |
LDLM_FL_BLOCK_CONV))) {
struct fs_db *fsdb = (struct fs_db *)lock->l_ast_data;
struct lustre_handle lockh;
/* clear the bit before lock put */
cfs_clear_bit(FSDB_REVOKING_LOCK, &fsdb->fsdb_flags);
ldlm_lock2handle(lock, &lockh);
ldlm_lock_decref_and_cancel(&lockh, LCK_EX);
}
RETURN(ldlm_completion_ast(lock, flags, cbdata));
}