[PATCH v5 tip 2/7] tracing: attach BPF programs to kprobes

User interface: struct perf_event_attr attr = {.type = PERF_TYPE_TRACEPOINT, .config = event_id, ...}; event_fd = perf_event_open(,...); ioctl(event_fd, PERF_EVENT_IOC_SET_BPF, prog_fd); prog_fd is a file descriptor associated with BPF program previously loaded. event_id is an ID of created

[PATCH v5 tip 2/7] tracing: attach BPF programs to kprobes

User interface: struct perf_event_attr attr = {.type = PERF_TYPE_TRACEPOINT, .config = event_id, ...}; event_fd = perf_event_open(attr,...); ioctl(event_fd, PERF_EVENT_IOC_SET_BPF, prog_fd); prog_fd is a file descriptor associated with BPF program previously loaded. event_id is an ID of created