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-rw-r--r--include/linux/hyperv.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 9b07e1f..d47bab9 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -727,6 +727,10 @@ struct vmbus_channel {
* This will be NULL for the primary channel.
*/
struct vmbus_channel *primary_channel;
+ /*
+ * Support per-channel state for use by vmbus drivers.
+ */
+ void *per_channel_state;
};
static inline void set_channel_read_state(struct vmbus_channel *c, bool state)
@@ -734,6 +738,16 @@ static inline void set_channel_read_state(struct vmbus_channel *c, bool state)
c->batched_reading = state;
}
+static inline void set_per_channel_state(struct vmbus_channel *c, void *s)
+{
+ c->per_channel_state = s;
+}
+
+static inline void *get_per_channel_state(struct vmbus_channel *c)
+{
+ return c->per_channel_state;
+}
+
void vmbus_onmessage(void *context);
int vmbus_request_offers(void);
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