kernel/printk/internal.h

5 #include <linux/console.h>
26  * true, all printing via console lock occurs within a dedicated
56 	/* always show on console, ignore console_loglevel */
103 u64 nbcon_seq_read(struct console *con);
104 void nbcon_seq_force(struct console *con, u64 seq);
105 bool nbcon_alloc(struct console *con);
106 void nbcon_free(struct console *con);
109 bool nbcon_legacy_emit_next_record(struct console *con, bool *handover,
111 bool nbcon_kthread_create(struct console *con);
112 void nbcon_kthread_stop(struct console *con);
116  * Check if the given console is currently capable and allowed to print
121 static inline bool console_is_usable(struct console *con, short flags, bool use_atomic)  in console_is_usable()
146 	 * Console drivers may assume that per-cpu resources have been  in console_is_usable()
157  * nbcon_kthread_wake - Wake up a console printing thread
158  * @con:	Console to operate on
160 static inline void nbcon_kthread_wake(struct console *con)  in nbcon_kthread_wake()
186  * semaphore and some of console functions (console_unlock()/etc.), so
195 static inline u64 nbcon_seq_read(struct console *con) { return 0; }  in nbcon_seq_read()
196 static inline void nbcon_seq_force(struct console *con, u64 seq) { }  in nbcon_seq_force()
197 static inline bool nbcon_alloc(struct console *con) { return false; }  in nbcon_alloc()
198 static inline void nbcon_free(struct console *con) { }  in nbcon_free()
201 static inline bool nbcon_legacy_emit_next_record(struct console *con, bool *handover,  in nbcon_legacy_emit_next_record()
203 static inline void nbcon_kthread_wake(struct console *con) { }  in nbcon_kthread_wake()
206 static inline bool console_is_usable(struct console *con, short flags,  in console_is_usable()
217  * struct console_flush_type - Define available console flush methods
233  * Identify which console flushing methods should be used in the context of