On Fri, 08 Jun 2007 12:14:49 +0100 David Woodhouse <[EMAIL PROTECTED]> wrote:
> The uart_set_termios() function will bail out early without bothering to > touch the hardware, if it decides that nothing "relevant" has changed. > Unfortunately, its idea of "relevant" doesn't include c_[io]speed. So if > the baud rate bits are BOTHER and you just change the speed, the change > gets optimised away. > > This patch makes it ignore the old Bfoo bits in c_cflag and just check > whether c_ispeed and c_ospeed have changed. Those integers are always > set appropriately for us by set_termios(). > > This version of the patch lacks the debugging printk which I > accidentally left in the previous one. > > Signed-off-by: David Woodhouse <[EMAIL PROTECTED]> Acked-by: Alan Cox <[EMAIL PROTECTED]> - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
