Re: [PATCH 1/3] serial: 8250_dw: Keep the BUSY-safe divisor hook when DLF is present

From: Vinicius Pedrosa

Date: Tue Oct 06 2026 - 07:32:59 EST


Hi Ilpo,

On Tue, 6 Oct 2026, Ilpo Järvinen wrote:
> It might be better to add __dw8250_set_divisor() to dwlib to keep the DLF
> setting code in one place.

[...]

> It might be safer approach to NULL check .set_divisor in dwlib before
> setting it as ordering requirements like this are easy to miss.

Agreed on both, I'll do it that way in v2. I reran patch 1 on its own
after the change and the console still survives the termios stress loop.

Thanks,
Vinicius