linux-kernel - Re: [PATCH v5 00/21] ibmvfc: initial MQ development/enablement

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Message-ID: <yq17doeswoi.fsf@ca-mkp.ca.oracle.com>
Date:   Thu, 14 Jan 2021 22:31:51 -0500
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Tyrel Datwyler <tyreld@...ux.ibm.com>
Cc:     james.bottomley@...senpartnership.com, martin.petersen@...cle.com,
        linux-scsi@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org, brking@...ux.ibm.com
Subject: Re: [PATCH v5 00/21] ibmvfc: initial MQ development/enablement


Tyrel,

> Recent updates in pHyp Firmware and VIOS releases provide new
> infrastructure towards enabling Subordinate Command Response Queues
> (Sub-CRQs) such that each Sub-CRQ is a channel backed by an actual
> hardware queue in the FC stack on the partner VIOS. Sub-CRQs are
> registered with the firmware via hypercalls and then negotiated with
> the VIOS via new Management Datagrams (MADs) for channel setup.
>
> This initial implementation adds the necessary Sub-CRQ framework and
> implements the new MADs for negotiating and assigning a set of
> Sub-CRQs to associated VIOS HW backed channels.

Applied to 5.12/scsi-staging, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering