linux-kernel - Re: [Patch v4] storvsc: setup 1:1 mapping between hardware queue and CPU queue

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Message-ID: <yq1k19y4d7w.fsf@oracle.com>
Date:   Mon, 23 Sep 2019 22:53:07 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     longli@...uxonhyperv.com
Cc:     "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Sasha Levin <sashal@...nel.org>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-hyperv@...r.kernel.org, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org, Long Li <longli@...rosoft.com>
Subject: Re: [Patch v4] storvsc: setup 1:1 mapping between hardware queue and CPU queue


Long,

> storvsc doesn't use a dedicated hardware queue for a given CPU
> queue. When issuing I/O, it selects returning CPU (hardware queue)
> dynamically based on vmbus channel usage across all channels.

Applied to 5.4/scsi-fixes. Thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering