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Subject[PATCHv2 vringh 2/3] virtio: Add module driver macro for virtio drivers.
Date
From: Sjur Brændeland <sjur.brandeland@stericsson.com>

Add helper macro for drivers that don't do anything
special in module init/exit.

Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
---
include/linux/virtio.h | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index cf8adb1..00ccc40 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -126,4 +126,13 @@ static inline struct virtio_driver *drv_to_virtio(struct device_driver *drv)

int register_virtio_driver(struct virtio_driver *drv);
void unregister_virtio_driver(struct virtio_driver *drv);
+
+/* module_virtio_driver() - Helper macro for drivers that don't do
+ * anything special in module init/exit. This eliminates a lot of
+ * boilerplate. Each module may only use this macro once, and
+ * calling it replaces module_init() and module_exit()
+ */
+#define module_virtio_driver(__virtio_driver) \
+ module_driver(__virtio_driver, register_virtio_driver, \
+ unregister_virtio_driver)
#endif /* _LINUX_VIRTIO_H */
--
1.7.5.4
--
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