x86/kernel/reboot.c

166 		.callback = set_kbd_reboot,
174 		.callback = set_efi_reboot,
184 		.callback = set_pci_reboot,
192 		.callback = set_pci_reboot,
200 		.callback = set_pci_reboot,
208 		.callback = set_pci_reboot,
216 		.callback = set_pci_reboot,
224 		.callback = set_pci_reboot,
234 		.callback = set_pci_reboot,
244 		.callback = set_bios_reboot,
252 		.callback = set_acpi_reboot,
260 		.callback = set_acpi_reboot,
270 		.callback = set_pci_reboot,
280 		.callback = set_bios_reboot,
288 		.callback = set_bios_reboot,
296 		.callback = set_pci_reboot,
304 		.callback = set_pci_reboot,
312 		.callback = set_pci_reboot,
320 		.callback = set_pci_reboot,
328 		.callback = set_bios_reboot,
337 		.callback = set_bios_reboot,
346 		.callback = set_bios_reboot,
354 		.callback = set_bios_reboot,
363 		.callback = set_bios_reboot,
372 		.callback = set_bios_reboot,
381 		.callback = set_pci_reboot,
390 		.callback = set_bios_reboot,
398 		.callback = set_bios_reboot,
406 		.callback = set_bios_reboot,
414 		.callback = set_pci_reboot,
422 		.callback = set_pci_reboot,
430 		.callback = set_bios_reboot,
438 		.callback = set_bios_reboot,
446 		.callback = set_bios_reboot,
454 		.callback = set_acpi_reboot,
464 		.callback = set_bios_reboot,
473 		.callback = set_pci_reboot,
483 		.callback = set_bios_reboot,
533 /* RCU-protected callback to disable virtualization prior to reboot. */
536 void cpu_emergency_register_virt_callback(cpu_emergency_virt_cb *callback)
541 	rcu_assign_pointer(cpu_emergency_virt_callback, callback);
545 void cpu_emergency_unregister_virt_callback(cpu_emergency_virt_cb *callback)
547 	if (WARN_ON_ONCE(rcu_access_pointer(cpu_emergency_virt_callback) != callback))
562 	cpu_emergency_virt_cb *callback;
572 	callback = rcu_dereference(cpu_emergency_virt_callback);
573 	if (callback)
574 		callback();
865 	 * Prepare the CPU for reboot _after_ invoking the callback so that the
866 	 * callback can safely use virtualization instructions, e.g. VMCLEAR.
881  * @callback:	Optional callback to be invoked from the NMI handler
883  * The NMI handler on the remote CPUs invokes @callback, if not
891 void nmi_shootdown_cpus(nmi_shootdown_cb callback)
899 	 * the NMI handler will cause list corruption, modifying the callback
905 	/* Make a note of crashing cpu. Will be used in NMI callback. */
908 	shootdown_callback = callback;
916 	 * Ensure the new callback function is set before sending
933 	 * Leave the nmi callback set, shootdown is a one-time thing.  Clearing
934 	 * the callback could result in a NULL pointer dereference if a CPU
946  * Check if the crash dumping IPI got issued and if so, call its callback
967 void nmi_shootdown_cpus(nmi_shootdown_cb callback)