- ret = config_writer_write_element_string(writer,
- config_element_type, context_type_string);
- if (ret) {
- ret = LTTNG_ERR_SAVE_IO_FAIL;
- goto end;
+ if (ctx->ctx.ctx == LTTNG_UST_CONTEXT_PERF_THREAD_COUNTER) {
+ /* Perf contexts are saved as event_perf_context_type */
+ ret = config_writer_open_element(writer,
+ config_element_perf);
+ if (ret) {
+ ret = LTTNG_ERR_SAVE_IO_FAIL;
+ goto end;
+ }
+
+ ret = config_writer_write_element_unsigned_int(writer,
+ config_element_type,
+ ctx->ctx.u.perf_counter.type);
+ if (ret) {
+ ret = LTTNG_ERR_SAVE_IO_FAIL;
+ goto end;
+ }
+
+ ret = config_writer_write_element_unsigned_int(writer,
+ config_element_config,
+ ctx->ctx.u.perf_counter.config);
+ if (ret) {
+ ret = LTTNG_ERR_SAVE_IO_FAIL;
+ goto end;
+ }
+
+ ret = config_writer_write_element_string(writer,
+ config_element_name,
+ ctx->ctx.u.perf_counter.name);
+ if (ret) {
+ ret = LTTNG_ERR_SAVE_IO_FAIL;
+ goto end;
+ }
+
+ /* /perf */
+ ret = config_writer_close_element(writer);
+ if (ret) {
+ ret = LTTNG_ERR_SAVE_IO_FAIL;
+ goto end;
+ }
+ } else {
+ /* Save context as event_context_type_type */
+ context_type_string = get_ust_context_type_string(
+ ctx->ctx.ctx);
+ if (!context_type_string) {
+ ERR("Unsupported UST context type.")
+ ret = LTTNG_ERR_INVALID;
+ goto end;
+ }
+
+ ret = config_writer_write_element_string(writer,
+ config_element_type, context_type_string);
+ if (ret) {
+ ret = LTTNG_ERR_SAVE_IO_FAIL;
+ goto end;
+ }