X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=libringbuffer%2Fbackend_internal.h;h=f0a66d46de69acac2265408751b5d73bf9053f55;hb=65c48d6a4b532436c000f8b3b9b771cfe9c07491;hp=538176142bbdd462868217ceb4b0963eb284226f;hpb=c0c0989ab70574e09b2f7e8b48c2da6af664a849;p=lttng-ust.git

diff --git a/libringbuffer/backend_internal.h b/libringbuffer/backend_internal.h
index 53817614..f0a66d46 100644
--- a/libringbuffer/backend_internal.h
+++ b/libringbuffer/backend_internal.h
@@ -23,28 +23,44 @@
 
 /* Ring buffer and channel backend create/free */
 
+__attribute__((visibility("hidden")))
 int lib_ring_buffer_backend_create(struct lttng_ust_lib_ring_buffer_backend *bufb,
 				   struct channel_backend *chan, int cpu,
 				   struct lttng_ust_shm_handle *handle,
 				   struct shm_object *shmobj);
+
+__attribute__((visibility("hidden")))
 void channel_backend_unregister_notifiers(struct channel_backend *chanb);
+
+__attribute__((visibility("hidden")))
 void lib_ring_buffer_backend_free(struct lttng_ust_lib_ring_buffer_backend *bufb);
+
+__attribute__((visibility("hidden")))
 int channel_backend_init(struct channel_backend *chanb,
 			 const char *name,
 			 const struct lttng_ust_lib_ring_buffer_config *config,
 			 size_t subbuf_size,
 			 size_t num_subbuf, struct lttng_ust_shm_handle *handle,
 			 const int *stream_fds);
+
+__attribute__((visibility("hidden")))
 void channel_backend_free(struct channel_backend *chanb,
 			  struct lttng_ust_shm_handle *handle);
 
+__attribute__((visibility("hidden")))
 void lib_ring_buffer_backend_reset(struct lttng_ust_lib_ring_buffer_backend *bufb,
 				   struct lttng_ust_shm_handle *handle);
+
+__attribute__((visibility("hidden")))
 void channel_backend_reset(struct channel_backend *chanb);
 
+__attribute__((visibility("hidden")))
 int lib_ring_buffer_backend_init(void);
+
+__attribute__((visibility("hidden")))
 void lib_ring_buffer_backend_exit(void);
 
+__attribute__((visibility("hidden")))
 extern void _lib_ring_buffer_write(struct lttng_ust_lib_ring_buffer_backend *bufb,
 				   size_t offset, const void *src, size_t len,
 				   ssize_t pagecpy);
@@ -225,9 +241,6 @@ struct lttng_ust_lib_ring_buffer_backend_pages *
 	lib_ring_buffer_get_backend_pages_from_ctx(const struct lttng_ust_lib_ring_buffer_config *config,
 		struct lttng_ust_lib_ring_buffer_ctx *ctx)
 {
-	if (caa_unlikely(ctx->ctx_len
-			< sizeof(struct lttng_ust_lib_ring_buffer_ctx)))
-		return NULL;
 	return ctx->backend_pages;
 }