misc/cpu-trace/intel-pt.c

505     zx_itrace_buffer_descriptor_t descriptor;
506     for (descriptor = 0; descriptor < ipt_dev->num_traces; ++descriptor) {
507         if (!ipt_dev->per_trace_state[descriptor].allocated)
510     if (descriptor == ipt_dev->num_traces)
513     ipt_per_trace_state_t* per_trace = &ipt_dev->per_trace_state[descriptor];
531     *out_descriptor = descriptor;
536                                                zx_itrace_buffer_descriptor_t descriptor,
544                                                 zx_itrace_buffer_descriptor_t descriptor,
552                                       zx_itrace_buffer_descriptor_t descriptor) {
555     if (descriptor >= ipt_dev->num_traces)
558     ipt_per_trace_state_t* per_trace = &ipt_dev->per_trace_state[descriptor];
684     zx_itrace_buffer_descriptor_t descriptor;
685     if (replymax < sizeof(descriptor))
688     zx_status_t status = x86_pt_alloc_buffer(ipt_dev, &config, &descriptor);
691     memcpy(reply, &descriptor, sizeof(descriptor));
692     *out_actual = sizeof(descriptor);
703     return x86_pt_assign_thread_buffer(ipt_dev, assign.descriptor, assign.thread);
713     return x86_pt_release_thread_buffer(ipt_dev, assign.descriptor, assign.thread);
720     zx_itrace_buffer_descriptor_t descriptor;
723     if (cmdlen != sizeof(descriptor))
728     memcpy(&descriptor, cmd, sizeof(descriptor));
729     if (descriptor >= ipt_dev->num_traces)
731     const ipt_per_trace_state_t* per_trace = &ipt_dev->per_trace_state[descriptor];
752     zx_itrace_buffer_descriptor_t descriptor;
755     if (cmdlen != sizeof(descriptor))
763     memcpy(&descriptor, cmd, sizeof(descriptor));
764     if (descriptor >= ipt_dev->num_traces)
766     const ipt_per_trace_state_t* per_trace = &ipt_dev->per_trace_state[descriptor];
790     if (req.descriptor >= ipt_dev->num_traces)
792     const ipt_per_trace_state_t* per_trace = &ipt_dev->per_trace_state[req.descriptor];
808     zx_itrace_buffer_descriptor_t descriptor;
809     if (cmdlen != sizeof(descriptor))
811     memcpy(&descriptor, cmd, sizeof(descriptor));
813     x86_pt_free_buffer(ipt_dev, descriptor);