X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt-events.h;h=1a5b5d5cf6c196252458ae18ec65d8fb57637baf;hb=9e7e489272e646b39c51e3074de800e928bb5cec;hp=4179fb7c6720e7107f78d2d492f393d8fbc00227;hpb=271b66812595fb4be4ce1cb2b8277d97b13d795e;p=lttng-modules.git

diff --git a/ltt-events.h b/ltt-events.h
index 4179fb7c..1a5b5d5c 100644
--- a/ltt-events.h
+++ b/ltt-events.h
@@ -14,6 +14,9 @@
 #include <linux/kprobes.h>
 #include "ltt-debugfs-abi.h"
 
+#undef is_signed_type
+#define is_signed_type(type)		(((type)(-1)) < 0)
+
 struct ltt_channel;
 struct ltt_session;
 struct lib_ring_buffer_ctx;
@@ -125,6 +128,7 @@ struct lttng_ctx_field {
 			struct perf_event_attr *attr;
 		} perf_counter;
 	} u;
+	void (*destroy)(struct lttng_ctx_field *field);
 };
 
 struct lttng_ctx {
@@ -261,6 +265,8 @@ 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);
+struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx);
+void lttng_destroy_context(struct lttng_ctx *ctx);
 
 #ifdef CONFIG_KPROBES
 int lttng_kprobes_register(const char *name,
@@ -269,6 +275,7 @@ int lttng_kprobes_register(const char *name,
 		uint64_t addr,
 		struct ltt_event *event);
 void lttng_kprobes_unregister(struct ltt_event *event);
+void lttng_kprobes_destroy_private(struct ltt_event *event);
 #else
 static inline
 int lttng_kprobes_register(const char *name,
@@ -284,6 +291,11 @@ static inline
 void lttng_kprobes_unregister(struct ltt_event *event)
 {
 }
+
+static inline
+void lttng_kprobes_destroy_private(struct ltt_event *event)
+{
+}
 #endif
 
 #ifdef CONFIG_DYNAMIC_FTRACE
@@ -291,6 +303,7 @@ int lttng_ftrace_register(const char *name,
 			  const char *symbol_name,
 			  struct ltt_event *event);
 void lttng_ftrace_unregister(struct ltt_event *event);
+void lttng_ftrace_destroy_private(struct ltt_event *event);
 #else
 static inline
 int lttng_ftrace_register(const char *name,
@@ -304,6 +317,11 @@ static inline
 void lttng_ftrace_unregister(struct ltt_event *event)
 {
 }
+
+static inline
+void lttng_ftrace_destroy_private(struct ltt_event *event)
+{
+}
 #endif
 
 extern const struct file_operations lttng_tracepoint_list_fops;