netdev - Re: [PATCH v3 2/7] qedf: Fix for the deviations from the SAM-4 spec.

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Message-ID: <yq13696vp1y.fsf@oracle.com>
Date:   Mon, 13 Apr 2020 21:22:49 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Saurav Kashyap <skashyap@...vell.com>
Cc:     <martin.petersen@...cle.com>,
        <GR-QLogic-Storage-Upstream@...vell.com>,
        <linux-scsi@...r.kernel.org>, <jhasan@...vell.com>,
        <netdev@...r.kernel.org>
Subject: Re: [PATCH v3 2/7] qedf: Fix for the deviations from the SAM-4 spec.


Saurav,

This should be 3 patches since there are 3 different functional
changes.

> - Upper limit for retry delay(QEDF_RETRY_DELAY_MAX)
>   increased from 20 sec to 1 min.

> - Log an event/message indicating throttling of I/O
>   for the target and include scope and retry delay
>   time returned by the target and the driver enforced delay.

> - Synchronizing the update of the fcport->retry_delay_timestamp
>   between qedf_queuecommand() and qedf_scsi_completion().

"Synchronize".

Please describe why this needs to be synchronized.

-- 
Martin K. Petersen	Oracle Linux Engineering