summaryrefslogtreecommitdiffstats
path: root/drivers/md/dm-mpath.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md/dm-mpath.h')
-rw-r--r--drivers/md/dm-mpath.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/md/dm-mpath.h b/drivers/md/dm-mpath.h
new file mode 100644
index 000000000000..8a4bf2b6d52e
--- /dev/null
+++ b/drivers/md/dm-mpath.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2004 Red Hat, Inc. All rights reserved.
+ *
+ * This file is released under the GPL.
+ *
+ * Multipath.
+ */
+
+#ifndef DM_MPATH_H
+#define DM_MPATH_H
+
+struct dm_dev;
+
+struct path {
+ struct dm_dev *dev; /* Read-only */
+ unsigned is_active; /* Read-only */
+
+ void *pscontext; /* For path-selector use */
+ void *hwhcontext; /* For hw-handler use */
+};
+
+/* Callback for hwh_pg_init_fn to use when complete */
+void dm_pg_init_complete(struct path *path, unsigned err_flags);
+
+#endif