On Mon, Apr 11, 2022 at 02:16:57PM +0300, Tony Lindgren wrote: > Commit 932d596378b0 ("serial: 8250: Return early in .start_tx() if there > are no chars to send") caused a regression where the drivers implementing > runtime PM stopped idling. This is because serial8250_rpm_put_tx() is now > unbalanced on early return, it normally gets called at __stop_tx(). > > Fixes: 932d596378b0 ("serial: 8250: Return early in .start_tx() if there are no chars to send") > Cc: Steffen Trumtrar > Cc: Uwe Kleine-K?nig > Signed-off-by: Tony Lindgren Reviewed-by: Uwe Kleine-K?nig Thanks for cleaning up behind me, Uwe -- Pengutronix e.K. | Uwe Kleine-K?nig | Industrial Linux Solutions | https://www.pengutronix.de/ |