kernel/printk/nbcon.c

301 	 * Event #1 implies this context is EMERGENCY.  in nbcon_waiter_matches()
614 	 * EMERGENCY and PANIC priorities. However, this function must also  in nbcon_owner_matches()
1333 /* Track the nbcon emergency nesting per CPU. */
1338  * nbcon_get_cpu_emergency_nesting - Get the per CPU emergency nesting pointer
1342  * Return:	Either a pointer to the per CPU emergency nesting counter of
1346  * preemption is disabled if the current CPU is in the emergency state. See
1354 	 * never change while inside an nbcon emergency section.  in nbcon_get_cpu_emergency_nesting()
1371  * preemption is disabled if the current CPU is in the emergency or panic
1625  * nbcon_cpu_emergency_enter - Enter an emergency section where printk()
1630  * When within an emergency section, printk() calls will attempt to flush any
1644  * nbcon_cpu_emergency_exit - Exit an emergency section
1646  * Context:	Within an emergency section. Enables preemption.