| From | Peter Hurley <> | Subject | [PATCH v3 01/24] tty: Don't change receive_room for ioctl(TIOCSETD) | Date | Mon, 15 Apr 2013 11:19:05 -0400 |
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tty_set_ldisc() is guaranteed exclusive use of the line discipline by tty_ldisc_lock_pair_timeout(); shutting off input by resetting receive_room is unnecessary.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com> --- drivers/tty/tty_ldisc.c | 3 --- 1 file changed, 3 deletions(-)
diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index ba49c0e..5a6c43d 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -537,9 +537,6 @@ int tty_set_ldisc(struct tty_struct *tty, int ldisc) return 0; } - /* FIXME: why 'shutoff' input if the ldisc is locked? */ - tty->receive_room = 0; - old_ldisc = tty->ldisc; tty_lock(tty); -- 1.8.1.2
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