138 	struct micro_snapshot_buffer *current_buffer);
1256 	struct micro_snapshot_buffer * const current_buffer = target->buffer;  in telemetry_process_sample()  local
1296 	if (!current_buffer->buffer) {  in telemetry_process_sample()
1303 	if (rv == 0 && current_buffer->size < sample_size) {  in telemetry_process_sample()
1308 		if ((current_buffer->size - current_buffer->current_position) < sample_size) {  in telemetry_process_sample()
1313 			current_buffer->end_point = current_buffer->current_position;  in telemetry_process_sample()
1314 			current_buffer->current_position = 0;  in telemetry_process_sample()
1316 		uint32_t current_record_start = current_buffer->current_position;  in telemetry_process_sample()
1322 		struct micro_snapshot *msnap = _telemetry_buffer_alloc(current_buffer, sizeof(*msnap));  in telemetry_process_sample()
1331 		struct task_snapshot *tsnap = _telemetry_buffer_alloc(current_buffer, sizeof(*tsnap));  in telemetry_process_sample()
1335 			void *uuid_info_buf = _telemetry_buffer_alloc(current_buffer, uuids.uuid_info_size);  in telemetry_process_sample()
1340 		struct thread_snapshot *thsnap = _telemetry_buffer_alloc(current_buffer, sizeof(*thsnap));  in telemetry_process_sample()
1345 			uint64_t *dqserial_buf = _telemetry_buffer_alloc(current_buffer, sizeof(*dqserial_buf));  in telemetry_process_sample()
1349 		void *frames_buf = _telemetry_buffer_alloc(current_buffer, frames_size);  in telemetry_process_sample()
1359 		if (current_buffer->end_point < current_buffer->current_position) {  in telemetry_process_sample()
1366 			current_buffer->end_point = current_buffer->current_position;  in telemetry_process_sample()
1372 		if (current_buffer == &telemetry_buffer) {  in telemetry_process_sample()
1373 			telemetry_bytes_since_last_mark += (current_buffer->current_position - current_record_start);  in telemetry_process_sample()
1406 …her(user_addr_t buffer, uint32_t *length, bool mark, struct micro_snapshot_buffer * current_buffer)  in telemetry_buffer_gather()  argument
1413 	    (&telemetry_buffer != current_buffer));  in telemetry_buffer_gather()
1417 	if (current_buffer->buffer == 0) {  in telemetry_buffer_gather()
1422 	if (*length < current_buffer->size) {  in telemetry_buffer_gather()
1431 	oldest_record_offset = current_buffer->current_position;  in telemetry_buffer_gather()
1433 		if (((oldest_record_offset + sizeof(uint32_t)) > current_buffer->size) ||  in telemetry_buffer_gather()
1434 		    ((oldest_record_offset + sizeof(uint32_t)) > current_buffer->end_point)) {  in telemetry_buffer_gather()
1435 			if (*(uint32_t *)(uintptr_t)(current_buffer->buffer) == 0) {  in telemetry_buffer_gather()
1450 			assert(*(uint32_t *)(uintptr_t)(current_buffer->buffer) == STACKSHOT_MICRO_SNAPSHOT_MAGIC);  in telemetry_buffer_gather()
1454 …if (*(uint32_t *)(uintptr_t)(current_buffer->buffer + oldest_record_offset) == STACKSHOT_MICRO_SNA…  in telemetry_buffer_gather()
1463 	} while (oldest_record_offset != current_buffer->current_position);  in telemetry_buffer_gather()
1470 		if ((result = copyout((void *)(current_buffer->buffer + oldest_record_offset), buffer,  in telemetry_buffer_gather()
1471 		    current_buffer->end_point - oldest_record_offset)) != 0) {  in telemetry_buffer_gather()
1475 		*length = current_buffer->end_point - oldest_record_offset;  in telemetry_buffer_gather()
1480 	if ((result = copyout((void *)current_buffer->buffer, buffer + *length,  in telemetry_buffer_gather()
1481 	    current_buffer->current_position)) != 0) {  in telemetry_buffer_gather()
1485 	*length += (uint32_t)current_buffer->current_position;  in telemetry_buffer_gather()
1496 	    current_buffer->current_position, *length,  in telemetry_buffer_gather()
1497 	    current_buffer->end_point, (&telemetry_buffer != current_buffer));  in telemetry_buffer_gather()