X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;ds=sidebyside;f=ltt-events.h;h=304bcb69989b406d8c3b02d76f3320ca5321324c;hb=f71ecafa46ad2ba9998ba6e4c425645d988d7f8c;hp=4d4eea935aa6ab62c12063d1ab9c593f9d66eae4;hpb=ef200626172d529e42df4331f2abe92f875bc64a;p=lttng-modules.git

diff --git a/ltt-events.h b/ltt-events.h
index 4d4eea93..304bcb69 100644
--- a/ltt-events.h
+++ b/ltt-events.h
@@ -191,6 +191,7 @@ struct ltt_channel_ops {
 				unsigned int read_timer_interval);
 	void (*channel_destroy)(struct channel *chan);
 	struct lib_ring_buffer *(*buffer_read_open)(struct channel *chan);
+	int (*buffer_has_read_closed_stream)(struct channel *chan);
 	void (*buffer_read_close)(struct lib_ring_buffer *buf);
 	int (*event_reserve)(struct lib_ring_buffer_ctx *ctx,
 			     uint32_t event_id);
@@ -284,6 +285,7 @@ void ltt_event_put(const struct lttng_event_desc *desc);
 int ltt_probes_init(void);
 void ltt_probes_exit(void);
 struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx);
+int lttng_find_context(struct lttng_ctx *ctx, const char *name);
 void lttng_remove_context_field(struct lttng_ctx **ctx,
 				struct lttng_ctx_field *field);
 void lttng_destroy_context(struct lttng_ctx *ctx);
@@ -296,10 +298,21 @@ int lttng_add_tid_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_vtid_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_ppid_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_vppid_to_ctx(struct lttng_ctx **ctx);
+#ifdef CONFIG_PERF_EVENTS
 int lttng_add_perf_counter_to_ctx(uint32_t type,
 				  uint64_t config,
 				  const char *name,
 				  struct lttng_ctx **ctx);
+#else
+static inline
+int lttng_add_perf_counter_to_ctx(uint32_t type,
+				  uint64_t config,
+				  const char *name,
+				  struct lttng_ctx **ctx)
+{
+	return -ENOSYS;
+}
+#endif
 
 #ifdef CONFIG_KPROBES
 int lttng_kprobes_register(const char *name,