Re: [PATCH v4] scsi: libsas: Fix SMP IO deadlock during HA resume

[John Garry]

On 10/8/26 04:11, yangxingui wrote:
> > > Fixes: 3dbbbf656b850 ("scsi: libsas: Fix HA resume deadlock and 
> > > hisi_sas disk-wake race")
> > > Signed-off-by: Xingui Yang <yangxingui@xxxxxxxxxx>
> >
> > Question: do you have a (non-hisi_sas) SAS HBA card whose driver uses 
> > libsas? pm8001 would be such an example. It would be nice to verify 
> > that all these and other non-rpm libsas changes does cause regression 
> > there.
>
> We don't have a pm8001 card at hand. From analysis the patch is a
> no-op for the LLDDs without runtime PM support: pm8001 and isci

It would be good if you could get another card whose driver uses libsas 
to verify these and any changes.

Anyway, the patch looks ok, so:

Reviewed-by: John Garry <john.garry@xxxxxxxxx>