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path: root/drivers/xen/xenbus/xenbus_probe.h
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Diffstat (limited to 'drivers/xen/xenbus/xenbus_probe.h')
-rw-r--r--drivers/xen/xenbus/xenbus_probe.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/xen/xenbus/xenbus_probe.h b/drivers/xen/xenbus/xenbus_probe.h
index e09b19415a4..6c5e3185a6a 100644
--- a/drivers/xen/xenbus/xenbus_probe.h
+++ b/drivers/xen/xenbus/xenbus_probe.h
@@ -34,6 +34,8 @@
#ifndef _XENBUS_PROBE_H
#define _XENBUS_PROBE_H
+#define XEN_BUS_ID_SIZE 20
+
#ifdef CONFIG_XEN_BACKEND
extern void xenbus_backend_suspend(int (*fn)(struct device *, void *));
extern void xenbus_backend_resume(int (*fn)(struct device *, void *));
@@ -52,7 +54,7 @@ struct xen_bus_type
{
char *root;
unsigned int levels;
- int (*get_bus_id)(char bus_id[BUS_ID_SIZE], const char *nodename);
+ int (*get_bus_id)(char bus_id[XEN_BUS_ID_SIZE], const char *nodename);
int (*probe)(const char *type, const char *dir);
struct bus_type bus;
};