Hello Andy, On Mon, Apr 15, 2024 at 10:04:39PM +0200, Uwe Kleine-König wrote: > On Mon, Apr 15, 2024 at 10:36:44PM +0300, Andy Shevchenko wrote: > > On Mon, Apr 15, 2024 at 07:15:54PM +0200, Uwe Kleine-König wrote: > > > > ... > > > > > I didn't try to test if older kernel behave better, yet. > > > > > > Any ideas? Does this ring a bell? > > > > Does this > > > > 9cf7ea2eeb74 serial: core: Clearing the circular buffer before NULLifying it > > > > fix it? > > It doesn't. I mentioned that in my report (though with the wrong commit > hash, I used the commit hash of the cherry picked commit *sigh*) > > > You might need this > > > > 1aa4ad4eb695 serial: core: Fix missing shutdown and startup for serial base port > > > > on top btw. > > Ah, that looks exactly like my issue. Thanks, I will test that an report > back. It improves my situation for sure. I have yet another problem with the stm32 UART that is driver specfic. I'm working on that one now ... thanks again, Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | https://www.pengutronix.de/ |
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