kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/include/linux/console.h
..
..
@@ -16,7 +16,6 @@
16
16
 
17
17
 #include <linux/atomic.h>
18
18
 #include <linux/types.h>
19
-#include <linux/printk.h>
20
19
 
21
20
 struct vc_data;
22
21
 struct console_font_op;
..
..
@@ -138,12 +137,10 @@
138
137
 #define CON_ANYTIME	(16) /* Safe to call when cpu is offline */
139
138
 #define CON_BRL		(32) /* Used for a braille device */
140
139
 #define CON_EXTENDED	(64) /* Use the extended output format a la /dev/kmsg */
141
-#define CON_HANDOVER	(128) /* Device was previously a boot console. */
142
140
 
143
141
 struct console {
144
142
 	char	name[16];
145
143
 	void	(*write)(struct console *, const char *, unsigned);
146
-	void	(*write_atomic)(struct console *co, const char *s, unsigned int count);
147
144
 	int	(*read)(struct console *, char *, unsigned);
148
145
 	struct tty_driver *(*device)(struct console *, int *);
149
146
 	void	(*unblank)(void);
..
..
@@ -153,11 +150,6 @@
153
150
 	short	flags;
154
151
 	short	index;
155
152
 	int	cflag;
156
-#ifdef CONFIG_PRINTK
157
-	char	sync_buf[CONSOLE_LOG_MAX];
158
-#endif
159
-	atomic64_t printk_seq;
160
-	struct task_struct *thread;
161
153
 	void	*data;
162
154
 	struct	 console *next;
163
155
 };
..
..
@@ -237,8 +229,5 @@
237
229
 /* For deferred console takeover */
238
230
 void dummycon_register_output_notifier(struct notifier_block *nb);
239
231
 void dummycon_unregister_output_notifier(struct notifier_block *nb);
240
-
241
-extern void console_atomic_lock(unsigned int *flags);
242
-extern void console_atomic_unlock(unsigned int flags);
243
232
 
244
233
 #endif /* _LINUX_CONSOLE_H */