netdev - Re: [RFC PATCH v5 05/27] nvme-tcp-offload: Add controller level error recovery implementation

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Message-ID: <8343236b-91d6-a3d7-4abb-c74b993763d2@grimberg.me>
Date:   Fri, 21 May 2021 15:34:28 -0700
From:   Sagi Grimberg <sagi@...mberg.me>
To:     Shai Malin <smalin@...vell.com>, netdev@...r.kernel.org,
        linux-nvme@...ts.infradead.org, davem@...emloft.net,
        kuba@...nel.org, hch@....de, axboe@...com, kbusch@...nel.org
Cc:     aelior@...vell.com, mkalderon@...vell.com, okulkarni@...vell.com,
        pkushwaha@...vell.com, malin1024@...il.com,
        Arie Gershberg <agershberg@...vell.com>
Subject: Re: [RFC PATCH v5 05/27] nvme-tcp-offload: Add controller level error
 recovery implementation


> In this patch, we implement controller level error handling and recovery.
> Upon an error discovered by the ULP or reset controller initiated by the
> nvme-core (using reset_ctrl workqueue), the ULP will initiate a controller
> recovery which includes teardown and re-connect of all queues.

It's becoming an eye-soar how much our transports duplicate code...