X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt-events.h;h=2437e76eab5296f8459869bbde249eec6e1f9edd;hb=6d2b30f58197a000b1b91c2f009b4adba8ca21b4;hp=98cfae03017f5689ba79753864d8342487a47885;hpb=71c1d8431c8b94c34332cf2fbdbd7c9dc5f1489a;p=lttng-modules.git

diff --git a/ltt-events.h b/ltt-events.h
index 98cfae03..2437e76e 100644
--- a/ltt-events.h
+++ b/ltt-events.h
@@ -158,7 +158,7 @@ struct lttng_event_desc {
 };
 
 struct lttng_probe_desc {
-	const struct lttng_event_desc *event_desc;
+	const struct lttng_event_desc **event_desc;
 	unsigned int nr_events;
 	struct list_head head;			/* chain registered probes */
 };
@@ -241,6 +241,7 @@ struct ltt_channel {
 	struct list_head list;		/* Channel list */
 	struct ltt_channel_ops *ops;
 	struct ltt_transport *transport;
+	struct ltt_event **sc_table;	/* for syscall tracing */
 	int header_type;		/* 0: unset, 1: compact, 2: large */
 	int metadata_dumped:1;
 };
@@ -277,7 +278,8 @@ struct ltt_channel *ltt_global_channel_create(struct ltt_session *session,
 
 struct ltt_event *ltt_event_create(struct ltt_channel *chan,
 				   struct lttng_kernel_event *event_param,
-				   void *filter);
+				   void *filter,
+				   const struct lttng_event_desc *internal_desc);
 
 int ltt_channel_enable(struct ltt_channel *channel);
 int ltt_channel_disable(struct ltt_channel *channel);
@@ -297,6 +299,22 @@ const struct lttng_event_desc *ltt_event_get(const char *name);
 void ltt_event_put(const struct lttng_event_desc *desc);
 int ltt_probes_init(void);
 void ltt_probes_exit(void);
+
+#ifdef CONFIG_HAVE_SYSCALL_TRACEPOINTS
+int lttng_syscalls_register(struct ltt_channel *chan, void *filter);
+int lttng_syscalls_unregister(struct ltt_channel *chan);
+#else
+static inline int lttng_syscalls_register(struct ltt_channel *chan, void *filter)
+{
+	return -ENOSYS;
+}
+
+static inline int lttng_syscalls_unregister(struct ltt_channel *chan)
+{
+	return 0;
+}
+#endif
+
 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,
@@ -311,7 +329,7 @@ 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
+#if defined(CONFIG_PERF_EVENTS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33))
 int lttng_add_perf_counter_to_ctx(uint32_t type,
 				  uint64_t config,
 				  const char *name,