X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=src%2Fcommon%2Fringbuffer%2Fring_buffer_frontend.c;h=4d06bf63140c6218c8abf7b278cd3f7b48026194;hb=63b3205fe76018eb5d7656b94b54c9b662ae208f;hp=62543fa2b6e63499daea3dcad231065e94b1da4e;hpb=a5d437c5f61a1b089e3ea76e4d124683b3aa456e;p=lttng-ust.git

diff --git a/src/common/ringbuffer/ring_buffer_frontend.c b/src/common/ringbuffer/ring_buffer_frontend.c
index 62543fa2..4d06bf63 100644
--- a/src/common/ringbuffer/ring_buffer_frontend.c
+++ b/src/common/ringbuffer/ring_buffer_frontend.c
@@ -1182,7 +1182,8 @@ struct lttng_ust_ring_buffer *channel_get_ring_buffer(
 					struct lttng_ust_shm_handle *handle,
 					int *shm_fd, int *wait_fd,
 					int *wakeup_fd,
-					uint64_t *memory_map_size)
+					uint64_t *memory_map_size,
+					void **memory_map_addr)
 {
 	struct shm_ref *ref;
 
@@ -1198,6 +1199,7 @@ struct lttng_ust_ring_buffer *channel_get_ring_buffer(
 	*wakeup_fd = shm_get_wakeup_fd(handle, ref);
 	if (shm_get_shm_size(handle, ref, memory_map_size))
 		return NULL;
+	*memory_map_addr = handle->table->objects[ref->index].memory_map;
 	return shmp(handle, chan->backend.buf[cpu].shmp);
 }