Merge branch 'sparc-perf-events-fixes-for-linus' of git://git.kernel.org/pub/scm...

[safe/jmp/linux-2.6] / include / linux / tty.h

diff --git a/include/linux/tty.h b/include/linux/tty.h
index 0daa8a7..f0f43d0 100644 (file)
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -467,6 +467,11 @@ extern int tty_port_close_start(struct tty_port *port,
 extern void tty_port_close_end(struct tty_port *port, struct tty_struct *tty);
 extern void tty_port_close(struct tty_port *port,
                                struct tty_struct *tty, struct file *filp);
+extern inline int tty_port_users(struct tty_port *port)
+{
+       return port->count + port->blocked_open;
+}
+
 extern int tty_register_ldisc(int disc, struct tty_ldisc_ops *new_ldisc);
 extern int tty_unregister_ldisc(int disc);
 extern int tty_set_ldisc(struct tty_struct *tty, int ldisc);
@@ -531,5 +536,8 @@ extern int pcxe_open(struct tty_struct *tty, struct file *filp);
 extern int vt_ioctl(struct tty_struct *tty, struct file *file,
                    unsigned int cmd, unsigned long arg);
 
+extern long vt_compat_ioctl(struct tty_struct *tty, struct file * file,
+                    unsigned int cmd, unsigned long arg);
+
 #endif /* __KERNEL__ */
 #endif