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Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
[lttng-modules.git]
/
lib
/
ringbuffer
/
frontend.h
diff --git
a/lib/ringbuffer/frontend.h
b/lib/ringbuffer/frontend.h
index 4955b3dd9accf320b76c836838e6ba0406c85ea4..909abc2dc80c714b9aa1372f1a41625c54b2e6ab 100644
(file)
--- a/
lib/ringbuffer/frontend.h
+++ b/
lib/ringbuffer/frontend.h
@@
-106,6
+106,10
@@
extern void lib_ring_buffer_release_read(struct lib_ring_buffer *buf);
extern int lib_ring_buffer_snapshot(struct lib_ring_buffer *buf,
unsigned long *consumed,
unsigned long *produced);
extern int lib_ring_buffer_snapshot(struct lib_ring_buffer *buf,
unsigned long *consumed,
unsigned long *produced);
+extern int lib_ring_buffer_snapshot_sample_positions(
+ struct lib_ring_buffer *buf,
+ unsigned long *consumed,
+ unsigned long *produced);
extern void lib_ring_buffer_move_consumer(struct lib_ring_buffer *buf,
unsigned long consumed_new);
extern void lib_ring_buffer_move_consumer(struct lib_ring_buffer *buf,
unsigned long consumed_new);
@@
-113,6
+117,9
@@
extern int lib_ring_buffer_get_subbuf(struct lib_ring_buffer *buf,
unsigned long consumed);
extern void lib_ring_buffer_put_subbuf(struct lib_ring_buffer *buf);
unsigned long consumed);
extern void lib_ring_buffer_put_subbuf(struct lib_ring_buffer *buf);
+void lib_ring_buffer_set_quiescent_channel(struct channel *chan);
+void lib_ring_buffer_clear_quiescent_channel(struct channel *chan);
+
/*
* lib_ring_buffer_get_next_subbuf/lib_ring_buffer_put_next_subbuf are helpers
* to read sub-buffers sequentially.
/*
* lib_ring_buffer_get_next_subbuf/lib_ring_buffer_put_next_subbuf are helpers
* to read sub-buffers sequentially.
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