Add wakeup on subbuffer delivery

[lttng-ust.git] / libringbuffer / frontend_types.h

diff --git a/libringbuffer/frontend_types.h b/libringbuffer/frontend_types.h
index 974f782e0dc86b3ed3903ec861ede6754504fbd9..ad7848c831627cd87a009db5a1c9e29c41a1f841 100644 (file)
--- a/libringbuffer/frontend_types.h
+++ b/libringbuffer/frontend_types.h
@@ -103,6 +103,8 @@ struct lib_ring_buffer {
        int get_subbuf:1;               /* Sub-buffer being held by reader */
        int switch_timer_enabled:1;     /* Protected by ring_buffer_nohz_lock */
        int read_timer_enabled:1;       /* Protected by ring_buffer_nohz_lock */
+       /* shmp pointer to self */
+       DECLARE_SHMP(struct lib_ring_buffer, self);
 } ____cacheline_aligned;
 
 static inline