2 files changed, 17 insertions, 15 deletions
diff --git a/drivers/tty/serial/8250/serial_cs.c b/drivers/tty/serial/8250/serial_cs.c
index b7d48b346393..1b74b88e1e1e 100644
--- a/drivers/tty/serial/8250/serial_cs.c
+++ b/drivers/tty/serial/8250/serial_cs.c
@@ -852,18 +852,6 @@ static struct pcmcia_driver serial_cs_driver = {
 	.suspend	= serial_suspend,
 	.resume		= serial_resume,
 };
-
-static int __init init_serial_cs(void)
-{
-	return pcmcia_register_driver(&serial_cs_driver);
-}
-
-static void __exit exit_serial_cs(void)
-{
-	pcmcia_unregister_driver(&serial_cs_driver);
-}
-
-module_init(init_serial_cs);
-module_exit(exit_serial_cs);
+module_pcmcia_driver(serial_cs_driver);
 
 MODULE_LICENSE("GPL");
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index cbf5a5040908..97ebc8c5864e 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -988,6 +988,14 @@ void start_tty(struct tty_struct *tty)
 
 EXPORT_SYMBOL(start_tty);
 
+static void tty_update_time(struct timespec *time)
+{
+	unsigned long sec = get_seconds();
+	sec -= sec % 60;
+	if ((long)(sec - time->tv_sec) > 0)
+		time->tv_sec = sec;
+}
+
 /**
  *	tty_read	-	read method for tty device files
  *	@file: pointer to tty file
@@ -1007,10 +1015,11 @@ static ssize_t tty_read(struct file *file, char __user *buf, size_t count,
 			loff_t *ppos)
 {
 	int i;
+	struct inode *inode = file_inode(file);
 	struct tty_struct *tty = file_tty(file);
 	struct tty_ldisc *ld;
 
-	if (tty_paranoia_check(tty, file_inode(file), "tty_read"))
+	if (tty_paranoia_check(tty, inode, "tty_read"))
 		return -EIO;
 	if (!tty || (test_bit(TTY_IO_ERROR, &tty->flags)))
 		return -EIO;
@@ -1024,6 +1033,9 @@ static ssize_t tty_read(struct file *file, char __user *buf, size_t count,
 		i = -EIO;
 	tty_ldisc_deref(ld);
 
+	if (i > 0)
+		tty_update_time(&inode->i_atime);
+
 	return i;
 }
 
@@ -1124,8 +1136,10 @@ static inline ssize_t do_tty_write(
 			break;
 		cond_resched();
 	}
-	if (written)
+	if (written) {
+		tty_update_time(&file_inode(file)->i_mtime);
 		ret = written;
+	}
 out:
 	tty_write_unlock(tty);
 	return ret;