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

diff --git a/libringbuffer/frontend_types.h b/libringbuffer/frontend_types.h
index 974f782e0dc86b3ed3903ec861ede6754504fbd9..76ad7ff5beece42cd492a2f7da27d8301ea29336 100644 (file)
--- a/libringbuffer/frontend_types.h
+++ b/libringbuffer/frontend_types.h
@@ -87,6 +87,7 @@ struct lib_ring_buffer {
                                         * Active readers count
                                         * standard atomic access (shared)
                                         */
+       long active_shadow_readers;
                                        /* Dropped records */
        union v_atomic records_lost_full;       /* Buffer full */
        union v_atomic records_lost_wrap;       /* Nested wrap-around */
@@ -103,6 +104,8 @@ 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