Re: [PATCH v5 2/5] serial: serialize asynchronous write wakeups with the port lock
From: Andy Shevchenko
Date: Sun Oct 25 2026 - 11:10:31 EST
On Sun, Oct 25, 2026 at 05:10:03AM +0000, Maciej W. Rozycki wrote:
> On Sat, 24 Oct 2026, James Hilliard wrote:
>
> > uart_write_wakeup() expects the UART port lock to be held. Several worker,
> > DMA completion and interrupt paths call it without that lock, including
> > indirect calls from uart_handle_cts_change() and the transmit helpers.
>
> Fair enough, and thank you for the cleanup and spotting the issue in the
> first place, however...
He already issues a v6. I think the tactics against AI contributions should be
to not answer for a week or so until there will be a quiescent week. At least
that's what I learn from this patch storm.
--
With Best Regards,
Andy Shevchenko