* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#define _GNU_SOURCE
#define _LGPL_SOURCE
#include <stdio.h>
#include <stdlib.h>
goto error;
}
- /*
- * The tmp_consumer stays NULL until a set_consumer_uri command is
- * executed. At this point, the consumer should be nullify until an
- * enable_consumer command. This assignment is symbolic since we've zmalloc
- * the struct.
- */
- lks->tmp_consumer = NULL;
-
return lks;
error:
if (ctx) {
memcpy(&kctx->ctx, ctx, sizeof(kctx->ctx));
}
+error:
+ return kctx;
+}
+
+/*
+ * Allocate and init a kernel context object from an existing kernel context
+ * object.
+ *
+ * Return the allocated object or NULL on error.
+ */
+struct ltt_kernel_context *trace_kernel_copy_context(
+ struct ltt_kernel_context *kctx)
+{
+ struct ltt_kernel_context *kctx_copy;
+
+ assert(kctx);
+ kctx_copy = zmalloc(sizeof(*kctx_copy));
+ if (!kctx_copy) {
+ PERROR("zmalloc ltt_kernel_context");
+ goto error;
+ }
- CDS_INIT_LIST_HEAD(&kctx->list);
+ memcpy(kctx_copy, kctx, sizeof(*kctx_copy));
+ memset(&kctx_copy->list, 0, sizeof(kctx_copy->list));
error:
- return kctx;
+ return kctx_copy;
}
/*
* Allocate and initialize a kernel event. Set name and event type.
+ * We own filter_expression, and filter.
*
* Return pointer to structure or NULL.
*/
return lke;
error:
+ free(filter_expression);
+ free(filter);
free(lke);
free(attr);
return NULL;
}
/* Wipe consumer output object */
- consumer_destroy_output(session->consumer);
- consumer_destroy_output(session->tmp_consumer);
+ consumer_output_put(session->consumer);
free(session);
}