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path: root/drivers/hv/hyperv_vmbus.h
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Diffstat (limited to 'drivers/hv/hyperv_vmbus.h')
-rw-r--r--drivers/hv/hyperv_vmbus.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
index c8e27e0..f40a5a9 100644
--- a/drivers/hv/hyperv_vmbus.h
+++ b/drivers/hv/hyperv_vmbus.h
@@ -685,6 +685,23 @@ struct vmbus_msginfo {
extern struct vmbus_connection vmbus_connection;
+enum vmbus_message_handler_type {
+ /* The related handler can sleep. */
+ VMHT_BLOCKING = 0,
+
+ /* The related handler must NOT sleep. */
+ VMHT_NON_BLOCKING = 1,
+};
+
+struct vmbus_channel_message_table_entry {
+ enum vmbus_channel_message_type message_type;
+ enum vmbus_message_handler_type handler_type;
+ void (*message_handler)(struct vmbus_channel_message_header *msg);
+};
+
+extern struct vmbus_channel_message_table_entry
+ channel_message_table[CHANNELMSG_COUNT];
+
/* General vmbus interface */
struct hv_device *vmbus_device_create(const uuid_le *type,