Properly notify block layer of sync writes

[linux-2.6] / include / linux / virtio_config.h

diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
index 71d6c102497e1957c5374f926c437c51758c8894..f364bbf63c3413547738ae4028b399577bc76650 100644 (file)
--- a/include/linux/virtio_config.h
+++ b/include/linux/virtio_config.h
@@ -15,6 +15,10 @@
 /* We've given up on this device. */
 #define VIRTIO_CONFIG_S_FAILED         0x80
 
+/* Do we get callbacks when the ring is completely used, even if we've
+ * suppressed them? */
+#define VIRTIO_F_NOTIFY_ON_EMPTY       24
+
 #ifdef __KERNEL__
 #include <linux/virtio.h>