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[PATCH] Char: tty_wakeup cleanup

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tty_wakeup cleanup

- remove wake_up_interruptible(&tty->write_wait) surrounding
  tty_wakup(tty);
- substitute tty->ldisc.write_wakeup(tty) + wake_up() by tty_wakeup(tty);

Signed-off-by: Jiri Slaby <[email protected]>
Cc: Alan Cox <[email protected]>
Acked-by: Tilman Schmidt <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Jiri Slaby 2007-02-10 01:44:55 -08:00 • committed by Linus Torvalds
commit b963a8441c
24 changed files with 23 additions and 121 deletions
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14
drivers/serial/crisv10.c
View file

@ -3173,12 +3173,8 @@ do_softint(void *private_)
if (!tty)
return;
if (test_and_clear_bit(RS_EVENT_WRITE_WAKEUP, &info->event)) {
if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
tty->ldisc.write_wakeup)
(tty->ldisc.write_wakeup)(tty);
wake_up_interruptible(&tty->write_wait);
}
if (test_and_clear_bit(RS_EVENT_WRITE_WAKEUP, &info->event))
tty_wakeup(tty);
}
static int
@ -3798,11 +3794,7 @@ rs_flush_buffer(struct tty_struct *tty)
info->xmit.head = info->xmit.tail = 0;
restore_flags(flags);
wake_up_interruptible(&tty->write_wait);
if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
tty->ldisc.write_wakeup)
(tty->ldisc.write_wakeup)(tty);
tty_wakeup(tty);
}
/*