Add hw_handler to status.
--- diff/drivers/md/dm-mpath.c	2004-10-29 15:38:54.000000000 +0100
+++ source/drivers/md/dm-mpath.c	2004-10-29 15:39:01.000000000 +0100
@@ -800,8 +800,10 @@
 
 /*
  * Info string has the following format:
+ * num_handler_status_args [handler_status_args]*
  * num_groups [A|D|E num_paths num_selector_args [path_dev A|F fail_count [selector_args]* ]+ ]+
  *
+ * num_handler_args hw_handler [hw_handler_args]*
  * Table string has the following format (identical to the constructor string):
  * num_groups [priority selector-name num_paths num_selector_args [path_dev [selector_args]* ]+ ]+
  */
@@ -811,11 +813,19 @@
 	int sz = 0;
 	unsigned long flags;
 	struct multipath *m = (struct multipath *) ti->private;
+	struct hw_handler *hwh = &m->hw_handler;
 	struct priority_group *pg;
 	struct path *p;
 	char buffer[32];
 	char state;
 
+	if (hwh && hwh->type->status)
+		sz += hwh->type->status(hwh, type, result + sz, maxlen = sz);
+	else if (type == STATUSTYPE_INFO)
+		DMEMIT("0 ");
+	else
+		DMEMIT("1 %s ", hwh->type->name);
+
 	DMEMIT("%u ", m->nr_priority_groups);
 
 	switch (type) {