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authorDavid Vrabel <david.vrabel@citrix.com>2014-09-08 18:30:41 +0200
committerDavid Vrabel <david.vrabel@citrix.com>2014-10-06 11:27:57 +0200
commit95afae481414cbdb0567bf82d5e5077c3ac9da20 (patch)
tree653ae2fae22966dd2a634ac4865ead3c6937eee9 /include/xen/xenbus.h
parentxen/xenbus: Remove BUG_ON() when error string trucated (diff)
downloadlinux-95afae481414cbdb0567bf82d5e5077c3ac9da20.tar.xz
linux-95afae481414cbdb0567bf82d5e5077c3ac9da20.zip
xen: remove DEFINE_XENBUS_DRIVER() macro
The DEFINE_XENBUS_DRIVER() macro looks a bit weird and causes sparse errors. Replace the uses with standard structure definitions instead. This is similar to pci and usb device registration. Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Diffstat (limited to 'include/xen/xenbus.h')
-rw-r--r--include/xen/xenbus.h21
1 files changed, 12 insertions, 9 deletions
diff --git a/include/xen/xenbus.h b/include/xen/xenbus.h
index 0324c6d340c1..b78f21caf55a 100644
--- a/include/xen/xenbus.h
+++ b/include/xen/xenbus.h
@@ -86,6 +86,7 @@ struct xenbus_device_id
/* A xenbus driver. */
struct xenbus_driver {
+ const char *name; /* defaults to ids[0].devicetype */
const struct xenbus_device_id *ids;
int (*probe)(struct xenbus_device *dev,
const struct xenbus_device_id *id);
@@ -100,20 +101,22 @@ struct xenbus_driver {
int (*is_ready)(struct xenbus_device *dev);
};
-#define DEFINE_XENBUS_DRIVER(var, drvname, methods...) \
-struct xenbus_driver var ## _driver = { \
- .driver.name = drvname + 0 ?: var ## _ids->devicetype, \
- .driver.owner = THIS_MODULE, \
- .ids = var ## _ids, ## methods \
-}
-
static inline struct xenbus_driver *to_xenbus_driver(struct device_driver *drv)
{
return container_of(drv, struct xenbus_driver, driver);
}
-int __must_check xenbus_register_frontend(struct xenbus_driver *);
-int __must_check xenbus_register_backend(struct xenbus_driver *);
+int __must_check __xenbus_register_frontend(struct xenbus_driver *drv,
+ struct module *owner,
+ const char *mod_name);
+int __must_check __xenbus_register_backend(struct xenbus_driver *drv,
+ struct module *owner,
+ const char *mod_name);
+
+#define xenbus_register_frontend(drv) \
+ __xenbus_register_frontend(drv, THIS_MODULE, KBUILD_MODNAME);
+#define xenbus_register_backend(drv) \
+ __xenbus_register_backend(drv, THIS_MODULE, KBUILD_MODNAME);
void xenbus_unregister_driver(struct xenbus_driver *drv);