USB: cdc-acm tell tty layer not to split things up.

It ensures that the tty level do not split the send buffer into 2KB blocks. Signed-off-by: David Engraf <david.engraf@netcom.eu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
git-mirror · Apr 25, 2008 · 28d1dfa · 28d1dfa
1 parent 454459b
commit 28d1dfa
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
@@ -489,6 +489,7 @@ static int acm_tty_open(struct tty_struct *tty, struct file *filp)
 	else
 		rv = 0;
 
+	set_bit(TTY_NO_WRITE_SPLIT, &tty->flags);
 	tty->driver_data = acm;
 	acm->tty = tty;