Re: Do we still need the scsi IPR driver ?

Brian King
2022-10-05T17:20:26Z

On 9/20/22 8:07 AM, John Garry wrote:
> On 21/06/2022 23:12, Damien Le Moal wrote:
>>>> We still need it around for now. IBM still sells these adapters
>>>> and they can still be ordered even on our latest Power 10 systems.
>>> At one point I did look into modifying ipr to use an ->error_handler.
>>> I recall I ran into some issues that resulted in this getting put
>>> on the shelf, but its been a while. I'll go dig that code up and
>>> see what it looks like.
>> Thanks. It would be really great if you can convert to using
>> error_handler. This is really the last ata/libsas driver that does not use
>> this.
>>
>
> Hi Brian,
>
> I am wondering if there is any update here?
>
> As you may have seen in [0], I think that we need to make progress on this topic first to keep the solution there a bit simpler.
>
> [0] https://lore.kernel.org/linux-scsi/1663669630-21333-1-git-send-email-john.garry@huawei.com/T/#mf890cb4f1627112652831524dca62cbde4a0a637

I've made some progress. I was able to dig up the code to move ipr to use error_handler
and have gotten it to compile, but haven't gotten to trying it in the lab yet.

-Brian

--
Brian King
Power Linux I/O
IBM Linux Technology Center