Merge heisenberg.transvirtual.com:/tmp/linus-2.5

into heisenberg.transvirtual.com:/tmp/console-2.5

arch/i386/kernel/apm.c

@@ -923,7 +923,7 @@ static void apm_power_off(void)
  */
 
 static void handle_poweroff (int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty)
+			     struct tty_struct *tty)
 {
         apm_power_off();
 }

arch/ppc/xmon/start.c

@@ -98,7 +98,7 @@ static unsigned long chrp_find_phys_io_base(void)
 
 #ifdef CONFIG_MAGIC_SYSRQ
 static void sysrq_handle_xmon(int key, struct pt_regs *regs,
-			      struct kbd_struct *kbd, struct tty_struct *tty)
+			      struct tty_struct *tty) 
 {
 	xmon(regs);
 }

arch/ppc64/xmon/start.c

@@ -52,7 +52,7 @@ void buf_access(void)
 }
 #endif
 
-static void sysrq_handle_xmon(int key, struct pt_regs *pt_regs, struct kbd_struct *kbd, struct tty_struct *tty) 
+static void sysrq_handle_xmon(int key, struct pt_regs *pt_regs, struct tty_struct *tty) 
 {
   xmon(pt_regs);
 }

drivers/acpi/system.c

@@ -1174,7 +1174,7 @@ acpi_system_remove_fs (
 
 /* Simple wrapper calling power down function. */
 static void acpi_sysrq_power_off(int key, struct pt_regs *pt_regs,
-	struct kbd_struct *kbd, struct tty_struct *tty)
+				 struct tty_struct *tty)
 {
 	acpi_power_off();
 }

drivers/char/console.c

@@ -126,6 +126,7 @@ const struct consw *conswitchp;
 #define DEFAULT_BELL_DURATION	(HZ/8)
 
 extern void vcs_make_devfs (unsigned int index, int unregister);
+extern void console_map_init(void);
 
 #ifndef MIN
 #define MIN(a,b)	((a) < (b) ? (a) : (b))
@@ -2381,6 +2382,7 @@ static int con_open(struct tty_struct *tty, struct file * filp)
 
 	vt_cons[currcons]->vc_num = currcons;
 	tty->driver_data = vt_cons[currcons];
+	vc_cons[currcons].d->vc_tty = tty;
 
 	if (!tty->winsize.ws_row && !tty->winsize.ws_col) {
 		tty->winsize.ws_row = video_num_lines;
@@ -2445,42 +2447,6 @@ void __init con_init(void)
 		return;
 	}
 
-	memset(&console_driver, 0, sizeof(struct tty_driver));
-	console_driver.magic = TTY_DRIVER_MAGIC;
-	console_driver.name = "vc/%d";
-	console_driver.name_base = 1;
-	console_driver.major = TTY_MAJOR;
-	console_driver.minor_start = 1;
-	console_driver.num = MAX_NR_CONSOLES;
-	console_driver.type = TTY_DRIVER_TYPE_CONSOLE;
-	console_driver.init_termios = tty_std_termios;
-	console_driver.flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_RESET_TERMIOS;
-	/* Tell tty_register_driver() to skip consoles because they are
-	 * registered before kmalloc() is ready. We'll patch them in later. 
-	 * See comments at console_init(); see also con_init_devfs(). 
-	 */
-	console_driver.flags |= TTY_DRIVER_NO_DEVFS;
-	console_driver.refcount = &console_refcount;
-	console_driver.table = console_table;
-	console_driver.termios = console_termios;
-	console_driver.termios_locked = console_termios_locked;
-
-	console_driver.open = con_open;
-	console_driver.close = con_close;
-	console_driver.write = con_write;
-	console_driver.write_room = con_write_room;
-	console_driver.put_char = con_put_char;
-	console_driver.flush_chars = con_flush_chars;
-	console_driver.chars_in_buffer = con_chars_in_buffer;
-	console_driver.ioctl = vt_ioctl;
-	console_driver.stop = con_stop;
-	console_driver.start = con_start;
-	console_driver.throttle = con_throttle;
-	console_driver.unthrottle = con_unthrottle;
-
-	if (tty_register_driver(&console_driver))
-		panic("Couldn't register console driver\n");
-
 	init_timer(&console_timer);
 	console_timer.function = blank_screen;
 	if (blankinterval) {
@@ -2519,6 +2485,50 @@ void __init con_init(void)
 #endif
 }
 
+int __init vty_init(void)
+{
+	memset(&console_driver, 0, sizeof(struct tty_driver));
+	console_driver.magic = TTY_DRIVER_MAGIC;
+	console_driver.name = "vc/%d";
+	console_driver.name_base = 1;
+	console_driver.major = TTY_MAJOR;
+	console_driver.minor_start = 1;
+	console_driver.num = MAX_NR_CONSOLES;
+	console_driver.type = TTY_DRIVER_TYPE_CONSOLE;
+	console_driver.init_termios = tty_std_termios;
+	console_driver.flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_RESET_TERMIOS;
+	/* Tell tty_register_driver() to skip consoles because they are
+	 * registered before kmalloc() is ready. We'll patch them in later. 
+	 * See comments at console_init(); see also con_init_devfs(). 
+	 */
+	console_driver.flags |= TTY_DRIVER_NO_DEVFS;
+	console_driver.refcount = &console_refcount;
+	console_driver.table = console_table;
+	console_driver.termios = console_termios;
+	console_driver.termios_locked = console_termios_locked;
+
+	console_driver.open = con_open;
+	console_driver.close = con_close;
+	console_driver.write = con_write;
+	console_driver.write_room = con_write_room;
+	console_driver.put_char = con_put_char;
+	console_driver.flush_chars = con_flush_chars;
+	console_driver.chars_in_buffer = con_chars_in_buffer;
+	console_driver.ioctl = vt_ioctl;
+	console_driver.stop = con_stop;
+	console_driver.start = con_start;
+	console_driver.throttle = con_throttle;
+	console_driver.unthrottle = con_unthrottle;
+
+	if (tty_register_driver(&console_driver))
+		panic("Couldn't register console driver\n");
+
+	kbd_init();
+	console_map_init();
+	vcs_init();
+	return 0;
+}
+
 #ifndef VT_SINGLE_DRIVER
 
 static void clear_buffer_attributes(int currcons)

drivers/char/sysrq.c

@@ -45,7 +45,8 @@ void (*sysrq_power_off)(void);
 
 /* Loglevel sysrq handler */
 static void sysrq_handle_loglevel(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+				  struct tty_struct *tty) 
+{
 	int i;
 	i = key - '0';
 	console_loglevel = 7;
@@ -62,7 +63,8 @@ static struct sysrq_key_op sysrq_loglevel_op = {
 /* SAK sysrq handler */
 #ifdef CONFIG_VT
 static void sysrq_handle_SAK(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+			     struct tty_struct *tty) 
+{
 	if (tty)
 		do_SAK(tty);
 	reset_vc(fg_console);
@@ -77,7 +79,10 @@ static struct sysrq_key_op sysrq_SAK_op = {
 
 /* unraw sysrq handler */
 static void sysrq_handle_unraw(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+			       struct tty_struct *tty) 
+{
+	struct kbd_struct *kbd = &kbd_table[fg_console];
+
 	if (kbd)
 		kbd->kbdmode = VC_XLATE;
 }
@@ -90,7 +95,8 @@ static struct sysrq_key_op sysrq_unraw_op = {
 
 /* reboot sysrq handler */
 static void sysrq_handle_reboot(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+				struct tty_struct *tty) 
+{
 	machine_restart(NULL);
 }
 static struct sysrq_key_op sysrq_reboot_op = {
@@ -218,7 +224,8 @@ void do_emergency_sync(void) {
 }
 
 static void sysrq_handle_sync(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+			      struct tty_struct *tty) 
+{
 	emergency_sync_scheduled = EMERG_SYNC;
 	wakeup_bdflush();
 }
@@ -229,7 +236,8 @@ static struct sysrq_key_op sysrq_sync_op = {
 };
 
 static void sysrq_handle_mountro(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+				 struct tty_struct *tty) 
+{
 	emergency_sync_scheduled = EMERG_REMOUNT;
 	wakeup_bdflush();
 }
@@ -245,7 +253,8 @@ static struct sysrq_key_op sysrq_mountro_op = {
 /* SHOW SYSRQ HANDLERS BLOCK */
 
 static void sysrq_handle_showregs(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+				  struct tty_struct *tty) 
+{
 	if (pt_regs)
 		show_regs(pt_regs);
 }
@@ -257,7 +266,8 @@ static struct sysrq_key_op sysrq_showregs_op = {
 
 
 static void sysrq_handle_showstate(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+				   struct tty_struct *tty) 
+{
 	show_state();
 }
 static struct sysrq_key_op sysrq_showstate_op = {
@@ -268,7 +278,8 @@ static struct sysrq_key_op sysrq_showstate_op = {
 
 
 static void sysrq_handle_showmem(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+				 struct tty_struct *tty) 
+{
 	show_mem();
 }
 static struct sysrq_key_op sysrq_showmem_op = {
@@ -296,7 +307,8 @@ static void send_sig_all(int sig)
 }
 
 static void sysrq_handle_term(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+			      struct tty_struct *tty) 
+{
 	send_sig_all(SIGTERM);
 	console_loglevel = 8;
 }
@@ -307,7 +319,8 @@ static struct sysrq_key_op sysrq_term_op = {
 };
 
 static void sysrq_handle_kill(int key, struct pt_regs *pt_regs,
-		struct kbd_struct *kbd, struct tty_struct *tty) {
+			      struct tty_struct *tty) 
+{
 	send_sig_all(SIGKILL);
 	console_loglevel = 8;
 }
@@ -416,13 +429,13 @@ void __sysrq_put_key_op (int key, struct sysrq_key_op *op_p) {
  * and any other keycode arrives.
  */
 
-void handle_sysrq(int key, struct pt_regs *pt_regs,
-		  struct kbd_struct *kbd, struct tty_struct *tty) {
+void handle_sysrq(int key, struct pt_regs *pt_regs, struct tty_struct *tty)
+{
 	if (!sysrq_enabled)
 		return;
 
 	__sysrq_lock_table();
-	__handle_sysrq_nolock(key, pt_regs, kbd, tty);
+	__handle_sysrq_nolock(key, pt_regs, tty);
 	__sysrq_unlock_table();
 }
 
@@ -433,7 +446,8 @@ void handle_sysrq(int key, struct pt_regs *pt_regs,
  */
 
 void __handle_sysrq_nolock(int key, struct pt_regs *pt_regs,
-		  struct kbd_struct *kbd, struct tty_struct *tty) {
+		  	   struct tty_struct *tty) 
+{
 	struct sysrq_key_op *op_p;
 	int orig_log_level;
 	int i, j;
@@ -449,7 +463,7 @@ void __handle_sysrq_nolock(int key, struct pt_regs *pt_regs,
         if (op_p) {
 		printk ("%s\n", op_p->action_msg);
 		console_loglevel = orig_log_level;
-		op_p->handler(key, pt_regs, kbd, tty);
+		op_p->handler(key, pt_regs, tty);
 	} else {
 		printk("HELP : ");
 		/* Only print the help msg once per handler */

drivers/char/tty_io.c

@@ -2245,9 +2245,8 @@ static struct tty_driver dev_tty_driver, dev_syscons_driver;
 static struct tty_driver dev_ptmx_driver;
 #endif
 #ifdef CONFIG_VT
-extern void con_init_devfs (void);
-extern void console_map_init(void);
 static struct tty_driver dev_console_driver;
+extern int vty_init(void);
 #endif
 
 /*
@@ -2287,13 +2286,6 @@ void __init tty_init(void)
 	if (tty_register_driver(&dev_syscons_driver))
 		panic("Couldn't register /dev/console driver\n");
 
-	/* console calls tty_register_driver() before kmalloc() works.
-	 * Thus, we can't devfs_register() then.  Do so now, instead. 
-	 */
-#ifdef CONFIG_VT
-	con_init_devfs();
-#endif
-
 #ifdef CONFIG_UNIX98_PTYS
 	dev_ptmx_driver = dev_tty_driver;
 	dev_ptmx_driver.driver_name = "/dev/ptmx";
@@ -2317,10 +2309,7 @@ void __init tty_init(void)
 
 	if (tty_register_driver(&dev_console_driver))
 		panic("Couldn't register /dev/tty0 driver\n");
-
-	vcs_init();
-	kbd_init();
-	console_map_init();
+	vty_init();
 #endif
 
 #ifdef CONFIG_ESPSERIAL  /* init ESP before rs, so rs doesn't see the port */

include/linux/console_struct.h

@@ -33,6 +33,7 @@ struct vc_data {
 	unsigned int	vc_top, vc_bottom;	/* Scrolling region */
 	unsigned int	vc_state;		/* Escape sequence parser state */
 	unsigned int	vc_npar,vc_par[NPAR];	/* Parameters of current escape sequence */
+	struct tty_struct *vc_tty;		/* TTY we are attached to */
 	unsigned long	vc_origin;		/* [!] Start of real screen */
 	unsigned long	vc_scr_end;		/* [!] End of real screen */
 	unsigned long	vc_visible_origin;	/* [!] Top of visible window */

include/linux/sysrq.h

@@ -14,12 +14,10 @@
 #include <linux/config.h>
 
 struct pt_regs;
-struct kbd_struct;
 struct tty_struct;
 
 struct sysrq_key_op {
-	void (*handler)(int, struct pt_regs *,
-			struct kbd_struct *, struct tty_struct *);
+	void (*handler)(int, struct pt_regs *, struct tty_struct *);
 	char *help_msg;
 	char *action_msg;
 };
@@ -31,19 +29,14 @@ struct sysrq_key_op {
  * are available -- else NULL's).
  */
 
-void handle_sysrq(int, struct pt_regs *,
-		struct kbd_struct *, struct tty_struct *);
-
+void handle_sysrq(int, struct pt_regs *, struct tty_struct *);
 
 /* 
  * Nonlocking version of handle sysrq, used by sysrq handlers that need to
  * call sysrq handlers
  */
 
-void __handle_sysrq_nolock(int, struct pt_regs *,
-                struct kbd_struct *, struct tty_struct *);
-
-
+void __handle_sysrq_nolock(int, struct pt_regs *, struct tty_struct *);
 
 /*
  * Sysrq registration manipulation functions