On Mon, Nov 07, 2022 at 01:07:08PM +0200, Ilpo Järvinen wrote: > Returning true from handle_rx_dma() without flushing DMA first creates > a data ordering hazard. If DMA Rx has handled any character at the > point when RLSI occurs, the non-DMA path handles any pending characters > jumping them ahead of those characters that are pending under DMA. > > Fixes: 75df022b5f89 ("serial: 8250_dma: Fix RX handling") > Cc: <stable@xxxxxxxxxxxxxxx> > Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx> > --- > Cc: Gilles BULOZ <gilles.buloz@xxxxxxxxxxx> Maybe instead you can do --cc Guilles ... for entire series (and drop from other commit messages)? -- With Best Regards, Andy Shevchenko