netdev - Re: [PATCH net v2] ibmvnic: Harden device login requests

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Message-Id: <20200615.131825.395007573746693303.davem@davemloft.net>
Date:   Mon, 15 Jun 2020 13:18:25 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     tlfalcon@...ux.ibm.com
Cc:     netdev@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        danymadden@...ibm.com
Subject: Re: [PATCH net v2] ibmvnic: Harden device login requests

From: Thomas Falcon <tlfalcon@...ux.ibm.com>
Date: Mon, 15 Jun 2020 10:29:23 -0500

> The VNIC driver's "login" command sequence is the final step
> in the driver's initialization process with device firmware,
> confirming the available device queue resources to be utilized
> by the driver. Under high system load, firmware may not respond
> to the request in a timely manner or may abort the request. In
> such cases, the driver should reattempt the login command
> sequence. In case of a device error, the number of retries
> is bounded.
> 
> Signed-off-by: Thomas Falcon <tlfalcon@...ux.ibm.com>
> ---
> v2: declare variables in Reverse Christmas tree format

Applied, thanks.