bpf_wakeup_sources_read_lock
struct bpf_ws_lock *bpf_wakeup_sources_read_lock(void);
BTF_ID_FLAGS(func, bpf_wakeup_sources_read_lock, KF_ACQUIRE)
lock = bpf_wakeup_sources_read_lock();
lock = bpf_wakeup_sources_read_lock();
lock = bpf_wakeup_sources_read_lock();