X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=liblttng-ust%2Flttng-context-vpid.c;h=53fb314b8c0da1bdf353f00c59c953879b4ed150;hb=6d9b54d845b08d54d3f483f1130b499516588db3;hp=fdf68fb1d17e0df10d1892e7e3bb4dfbc1d1cae2;hpb=e92f3e285939848f248af08f11a39a04a7fcf852;p=lttng-ust.git

diff --git a/liblttng-ust/lttng-context-vpid.c b/liblttng-ust/lttng-context-vpid.c
index fdf68fb1..53fb314b 100644
--- a/liblttng-ust/lttng-context-vpid.c
+++ b/liblttng-ust/lttng-context-vpid.c
@@ -20,23 +20,13 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#define _LGPL_SOURCE
 #include <sys/types.h>
 #include <unistd.h>
 #include <lttng/ust-events.h>
 #include <lttng/ust-tracer.h>
 #include <lttng/ringbuffer-config.h>
 
-#ifdef __linux__
-static inline
-pid_t wrapper_getpid(void)
-{
-	return getpid();
-}
-
-void lttng_context_vpid_reset(void)
-{
-}
-#else
 /*
  * We cache the result to ensure we don't trigger a system call for
  * each event.
@@ -59,10 +49,9 @@ void lttng_context_vpid_reset(void)
 {
 	cached_vpid = 0;
 }
-#endif
 
 static
-size_t vpid_get_size(size_t offset)
+size_t vpid_get_size(struct lttng_ctx_field *field, size_t offset)
 {
 	size_t size = 0;
 
@@ -74,7 +63,7 @@ size_t vpid_get_size(size_t offset)
 static
 void vpid_record(struct lttng_ctx_field *field,
 		 struct lttng_ust_lib_ring_buffer_ctx *ctx,
-		 struct ltt_channel *chan)
+		 struct lttng_channel *chan)
 {
 	pid_t pid;
 
@@ -83,6 +72,16 @@ void vpid_record(struct lttng_ctx_field *field,
 	chan->ops->event_write(ctx, &pid, sizeof(pid));
 }
 
+static
+void vpid_get_value(struct lttng_ctx_field *field,
+		struct lttng_ctx_value *value)
+{
+	pid_t pid;
+
+	pid = wrapper_getpid();
+	value->u.s64 = pid;
+}
+
 int lttng_add_vpid_to_ctx(struct lttng_ctx **ctx)
 {
 	struct lttng_ctx_field *field;
@@ -104,5 +103,7 @@ int lttng_add_vpid_to_ctx(struct lttng_ctx **ctx)
 	field->event_field.type.u.basic.integer.encoding = lttng_encode_none;
 	field->get_size = vpid_get_size;
 	field->record = vpid_record;
+	field->get_value = vpid_get_value;
+	lttng_context_update(*ctx);
 	return 0;
 }