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SubjectRe: [RFC/RFT PATCH] scsi: pm8001: Expose HW queues for pm80xx hw
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On 2/15/21 6:31 PM, Viswas.G@microchip.com wrote:
> Hi John,
>
> We could test this patch and it works fine. Regarding the usage of request->tag, We have some challenges there.
> Pm80xx driver need tag for internal command as well. Tag is controller wide and we need to assign unique tag
> for internal command as well. If we use request->tag, how can we get tag for internal commands ? If driver
> allocate that, how can we make sure it will not conflict with the request->tag ?
>
I have posted a patchset for internal tags some time ago; at the time it
was blocked by the missing shared tagset functionality.
But seeing that we're having it now I guess I'll need to repost; that
addresses precisely the issue you've described.

Cheers,

Hannes
--
Dr. Hannes Reinecke Kernel Storage Architect
hare@suse.de +49 911 74053 688
SUSE Software Solutions GmbH, Maxfeldstr. 5, 90409 Nürnberg
HRB 36809 (AG Nürnberg), Geschäftsführer: Felix Imendörffer

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