Use initial-exec TLS model

[lttng-ust.git] / liblttng-ust / lttng-context-procname.c

diff --git a/liblttng-ust/lttng-context-procname.c b/liblttng-ust/lttng-context-procname.c
index c76d8ba397b1c2abdb758ca5bbd8033b82d24bdc..4b8da28f255aa56d74fe87c67f12cdd214680782 100644 (file)
--- a/liblttng-ust/lttng-context-procname.c
+++ b/liblttng-ust/lttng-context-procname.c
@@ -20,6 +20,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#define _LGPL_SOURCE
 #include <lttng/ust-events.h>
 #include <lttng/ust-tracer.h>
 #include <lttng/ringbuffer-config.h>
@@ -37,7 +38,7 @@
  * thread.
  */
 typedef char procname_array[17];
-static DEFINE_URCU_TLS(procname_array, cached_procname);
+static DEFINE_URCU_TLS_IE(procname_array, cached_procname);
 
 static inline
 char *wrapper_getprocname(void)
@@ -55,7 +56,7 @@ void lttng_context_procname_reset(void)
 }
 
 static
-size_t procname_get_size(size_t offset)
+size_t procname_get_size(struct lttng_ctx_field *field, size_t offset)
 {
        size_t size = 0;
 
@@ -76,12 +77,12 @@ void procname_record(struct lttng_ctx_field *field,
 
 static
 void procname_get_value(struct lttng_ctx_field *field,
-               union lttng_ctx_value *value)
+               struct lttng_ctx_value *value)
 {
        char *procname;
 
        procname = wrapper_getprocname();
-       value->str = procname;
+       value->u.str = procname;
 }
 
 int lttng_add_procname_to_ctx(struct lttng_ctx **ctx)
@@ -108,6 +109,7 @@ int lttng_add_procname_to_ctx(struct lttng_ctx **ctx)
        field->get_size = procname_get_size;
        field->record = procname_record;
        field->get_value = procname_get_value;
+       lttng_context_update(*ctx);
        return 0;
 }