45  *   - The 'req_prio' field is used by the handover approach to make the
47  *     waiting for the friendly handover.
64  *   2) Friendly handover mechanism uses a request/grant handshake. It is used
235  *			the handover acquire method.
313  *					 requested a handover
378 	/* Handover success. This context now owns the console. */  in nbcon_context_try_acquire_requested()
383  * nbcon_context_try_acquire_handover - Try to acquire via handover
406  *			console or the handover request.
415  *	-EAGAIN:	@cur has changed when creating the handover request.
428 	 * Check that the handover is called when the direct acquire failed  in nbcon_context_try_acquire_handover()
434 	/* Handover is not possible on the same CPU. */  in nbcon_context_try_acquire_handover()
450 	 * Setup a request for the handover. The caller should try to acquire  in nbcon_context_try_acquire_handover()
480 	/* Timed out or aborted. Carefully remove handover request. */  in nbcon_context_try_acquire_handover()
485 		 * the console or the handover request.  in nbcon_context_try_acquire_handover()
490 		/* Unset request for handover. */  in nbcon_context_try_acquire_handover()
496 			 * acquiring via handover.  in nbcon_context_try_acquire_handover()
689  * for the friendly handover.
718 	 * proceed, even if there are waiters. It can perform a handover  in nbcon_context_can_proceed()
758  * for a higher priority context which asked for the friendly handover.
900  * Since ownership can be lost at any time due to handover or takeover, a
1098 		 * Ensure this stays on the CPU to make handover and  in nbcon_emit_one()
1392  * @handover:	Will be set to true if a printk waiter has taken over the
1403  *		device_lock. The legacy handover is not allowed in this mode.
1418 bool nbcon_legacy_emit_next_record(struct console *con, bool *handover,  in nbcon_legacy_emit_next_record()  argument
1432 		 * in console_emit_next_record(). It allows to handover.  in nbcon_legacy_emit_next_record()
1443 		*handover = console_lock_spinning_disable_and_check(cookie);  in nbcon_legacy_emit_next_record()
1447 		*handover = false;  in nbcon_legacy_emit_next_record()
1753  * and marks it unsafe for handover/takeover.