sstep_cpu 718 kernel/debug/debug_core.c int sstep_cpu = atomic_read(&kgdb_cpu_doing_single_step); sstep_cpu 719 kernel/debug/debug_core.c if (kgdb_info[sstep_cpu].task) sstep_cpu 720 kernel/debug/debug_core.c kgdb_sstep_pid = kgdb_info[sstep_cpu].task->pid;