X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=lib%2Fringbuffer%2Ffrontend_types.h;h=5c7437f8127b903ca5acade4623d0bf3af689ea7;hb=71c1d8431c8b94c34332cf2fbdbd7c9dc5f1489a;hp=283a254f2a61dccc0725b1d9d03d546838fe1ee4;hpb=99a933172642e2942dc8918097bbb78a6b3838e1;p=lttng-modules.git

diff --git a/lib/ringbuffer/frontend_types.h b/lib/ringbuffer/frontend_types.h
index 283a254f..5c7437f8 100644
--- a/lib/ringbuffer/frontend_types.h
+++ b/lib/ringbuffer/frontend_types.h
@@ -129,6 +129,7 @@ struct lib_ring_buffer {
 	union v_atomic records_count;	/* Number of records written */
 	union v_atomic records_overrun;	/* Number of overwritten records */
 	wait_queue_head_t read_wait;	/* reader buffer-level wait queue */
+	wait_queue_head_t write_wait;	/* writer buffer-level wait queue (for metadata only) */
 	int finalized;			/* buffer has been finalized */
 	struct timer_list switch_timer;	/* timer for periodical switch */
 	struct timer_list read_timer;	/* timer for read poll */