> -----Original Message-----
> From: Thomas Monjalon <[email protected]>
> Sent: 10 November 2025 15:02
> To: Hemant Agrawal <[email protected]>; Sachin Saxena
> <[email protected]>; Jun Yang <[email protected]>; Gagandeep Singh
> <[email protected]>
> Cc: [email protected]; Stephen Hemminger <[email protected]>;
> David Marchand <[email protected]>
> Subject: Re: [PATCH v6 4/6] bus/dpaa: disable qman Invalid Enqueue State
> interrupt
> Importance: High
>
> 24/10/2025 08:19, Gagandeep Singh:
> > From: Jun Yang <[email protected]>
> >
> > ShareMAC port is still alive after dpdk process quits but RXQ setup in
> > dpdk process is in invalid state. If high loading ingress traffic hits
> > the FMan PCD then it's en-queued to the RXQ to generate frequent
> > interrupts. This causes system stuck.
> > User can disable this kind of interrupt by env to avoid this issue:
> > export DPAA_QMAN_IESR_ISR_DISABLE=1
> >
> > Signed-off-by: Jun Yang <[email protected]>
>
> For this patch and the next one,
> I don't think using environment variable is a good direction.
> We have devargs.
> Also these environment variables are not documented at all.
>
>
[Hemant] Yes, You are correct, we are slowly moving away from env variables.
I have asked Jun to update the documentation.
