1 files changed, 25 insertions, 5 deletions

diff --git a/include/linux/tty.h b/include/linux/tty.h
index 65cbcf22c31e..dee72b9a20fb 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -24,7 +24,27 @@
 #define NR_PTYS CONFIG_LEGACY_PTY_COUNT   /* Number of legacy ptys */
 #define NR_UNIX98_PTY_DEFAULT   4096      /* Default maximum for Unix98 ptys */
 #define NR_UNIX98_PTY_MAX       (1 << MINORBITS) /* Absolute limit */
-#define NR_LDISCS               16
+#define NR_LDISCS               17
+
+/* line disciplines */
+#define N_TTY           0
+#define N_SLIP          1
+#define N_MOUSE         2
+#define N_PPP           3
+#define N_STRIP         4
+#define N_AX25          5
+#define N_X25           6       /* X.25 async */
+#define N_6PACK         7
+#define N_MASC          8       /* Reserved for Mobitex module <kaz@cafe.net> */
+#define N_R3964         9       /* Reserved for Simatic R3964 module */
+#define N_PROFIBUS_FDL  10      /* Reserved for Profibus <Dave@mvhi.com> */
+#define N_IRDA          11      /* Linux IrDa - http://irda.sourceforge.net/ */
+#define N_SMSBLOCK      12      /* SMS block mode - for talking to GSM data */
+                                /* cards about SMS messages */
+#define N_HDLC          13      /* synchronous HDLC */
+#define N_SYNC_PPP      14      /* synchronous PPP */
+#define N_HCI           15      /* Bluetooth HCI UART */
+#define N_GIGASET_M101  16      /* Siemens Gigaset M101 serial DECT adapter */
 
 /*
  * This character is the same as _POSIX_VDISABLE: it cannot be used as
@@ -177,8 +197,8 @@ struct tty_struct {
         struct mutex termios_mutex;
         struct ktermios *termios, *termios_locked;
         char name[64];
-        int pgrp;
-        int session;
+        struct pid *pgrp;
+        struct pid *session;
         unsigned long flags;
         int count;
         struct winsize winsize;
@@ -283,7 +303,7 @@ extern int tty_read_raw_data(struct tty_struct *tty, unsigned char *bufp,
                              int buflen);
 extern void tty_write_message(struct tty_struct *tty, char *msg);
 
-extern int is_orphaned_pgrp(int pgrp);
+extern int is_current_pgrp_orphaned(void);
 extern int is_ignored(int sig);
 extern int tty_signal(int sig, struct tty_struct *tty);
 extern void tty_hangup(struct tty_struct * tty);
@@ -291,6 +311,7 @@ extern void tty_vhangup(struct tty_struct * tty);
 extern void tty_unhangup(struct file *filp);
 extern int tty_hung_up_p(struct file * filp);
 extern void do_SAK(struct tty_struct *tty);
+extern void __do_SAK(struct tty_struct *tty);
 extern void disassociate_ctty(int priv);
 extern void tty_flip_buffer_push(struct tty_struct *tty);
 extern speed_t tty_get_baud_rate(struct tty_struct *tty);
@@ -312,7 +333,6 @@ extern int tty_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
 
 extern dev_t tty_devnum(struct tty_struct *tty);
 extern void proc_clear_tty(struct task_struct *p);
-extern void __proc_set_tty(struct task_struct *tsk, struct tty_struct *tty);
 extern void proc_set_tty(struct task_struct *tsk, struct tty_struct *tty);
 extern struct tty_struct *get_current_tty(void);