PF_KTHREAD 178 include/linux/init_task.h .flags = PF_KTHREAD, \ PF_KTHREAD 456 include/linux/memcontrol.h if (in_interrupt() || (!current->mm) || (current->flags & PF_KTHREAD)) PF_KTHREAD 512 include/linux/memcontrol.h if (in_interrupt() || (!current->mm) || (current->flags & PF_KTHREAD))