if (uuid)
obd_str2uuid(&conn->c_remote_uuid, uuid->uuid);
- /*
+ /*
* Add the newly created conn to the hash, on key collision we
* lost a racing addition and must destroy our newly allocated
* connection. The object which exists in the has will be
- * returned and may be compared against out object.
+ * returned and may be compared against out object.
*/
conn2 = lustre_hash_findadd_unique(conn_hash, &peer, &conn->c_hash);
if (conn != conn2) {
EXIT;
out:
CDEBUG(D_INFO, "conn=%p refcount %d to %s\n",
- conn, atomic_read(&conn->c_refcount),
+ conn, atomic_read(&conn->c_refcount),
libcfs_nid2str(conn->c_peer.nid));
return conn;
}
-
+
int ptlrpc_connection_put(struct ptlrpc_connection *conn)
{
int rc = 0;
ENTRY;
-
+
if (!conn)
RETURN(rc);
-
+
LASSERT(!hlist_unhashed(&conn->c_hash));
-
+
/*
- * We do not remove connection from hashtable and
+ * We do not remove connection from hashtable and
* do not free it even if last caller released ref,
* as we want to have it cached for the case it is
* needed again.
*
* Deallocating it and later creating new connection
* again would be wastful. This way we also avoid
- * expensive locking to protect things from get/put
- * race when found cached connection is freed by
+ * expensive locking to protect things from get/put
+ * race when found cached connection is freed by
* ptlrpc_connection_put().
*
* It will be freed later in module unload time,
RETURN(rc);
}
-
+
struct ptlrpc_connection *
ptlrpc_connection_addref(struct ptlrpc_connection *conn)
{
RETURN(conn);
}
-
+
int ptlrpc_connection_init(void)
{
ENTRY;
- conn_hash = lustre_hash_init("CONN_HASH", 5, 15,
+ conn_hash = lustre_hash_init("CONN_HASH",
+ HASH_CONN_CUR_BITS,
+ HASH_CONN_MAX_BITS,
&conn_hash_ops, LH_REHASH);
if (!conn_hash)
RETURN(-ENOMEM);
-
+
RETURN(0);
}
-
+
void ptlrpc_connection_fini(void) {
ENTRY;
lustre_hash_exit(conn_hash);
struct ptlrpc_connection *conn;
conn = hlist_entry(hnode, struct ptlrpc_connection, c_hash);
- /*
+ /*
* Nothing should be left. Connection user put it and
* connection also was deleted from table by this time
* so we should have 0 refs.
*/
- LASSERTF(atomic_read(&conn->c_refcount) == 0,
- "Busy connection with %d refs\n",
+ LASSERTF(atomic_read(&conn->c_refcount) == 0,
+ "Busy connection with %d refs\n",
atomic_read(&conn->c_refcount));
OBD_FREE_PTR(conn);
}