Re: [PATCH v3] PCI: Disable ASPM L0s for Realtek RTS525A

From: Lukas Wunner

Date: Fri Aug 07 2026 - 04:20:58 EST


Hi Mani,

On Mon, Jul 06, 2026 at 12:20:07PM +0200, Manivannan Sadhasivam wrote:
> On Mon, Jul 06, 2026 at 10:53:58AM +0800, Max Lee wrote:
> > Prevent the broken L0s configuration by removing L0s from the RTS525A
> > advertised ASPM capability. This avoids enabling the non-working ASPM
> > state instead of masking the resulting AER Replay Timer Timeout reports.
> >
>
> If you can add the AER log snippet here, it will help others to find
> this quirk in the future.
[...]
> s/Replay Timer Timeouts/Replay Timer Timeout Storm
>
> to stress the severity.

Max submitted a v4 which I believe addresses your comments,
but it hasn't been applied yet. Would you be able to apply it?

https://lore.kernel.org/r/20260707021527.639611-1-max.lee@xxxxxxxxxxxxx/

I'm asking because there's now another ASPM problem report pending
for the RTS525A:

https://lore.kernel.org/r/20260806214808.1202819-1-derekjohn.clark@xxxxxxxxx/

Thanks,

Lukas