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authorLinus Torvalds <torvalds@linux-foundation.org>2013-02-26 14:49:12 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-26 14:49:12 -0800
commit3c834b6f41fa21a48389b13c3bf63aa8df1d7080 (patch)
tree126447276497510f44277e8442715e103e2cb85a /include
parent515d01f7726b9ba4838787d247115e1b259e1cc7 (diff)
parent8078db789a92b10ff6e2d713231b5367e014c53b (diff)
Merge tag 'virtio-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux
Pull virtio updates from Rusty Russell: "All trivial, thanks to the stuff which didn't quite make it time" * tag 'virtio-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux: virtio_console: Initialize guest_connected=true for rproc_serial virtio: use module_virtio_driver. virtio: Add module driver macro for virtio drivers. virtio_console: Use virtio device index to generate port name virtio: make pci_device_id const virtio: make config_ops const virtio-mmio: fix wrong comment about register offset virtio_console: Let unconnected rproc device receive data.
Diffstat (limited to 'include')
-rw-r--r--include/linux/virtio.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index cf8adb1f5b2..ff6714e6d0f 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -78,7 +78,7 @@ struct virtio_device {
int index;
struct device dev;
struct virtio_device_id id;
- struct virtio_config_ops *config;
+ const struct virtio_config_ops *config;
struct list_head vqs;
/* Note that this is a Linux set_bit-style bitmap. */
unsigned long features[1];
@@ -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 */