netdev - Re: [PATCH net-next] ibmvnic: Check for transport event on driver resume

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Message-Id: <20170724.174020.2014851636629578869.davem@davemloft.net>
Date:   Mon, 24 Jul 2017 17:40:20 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     jallen@...ux.vnet.ibm.com
Cc:     netdev@...r.kernel.org, tlfalcon@...ux.vnet.ibm.com
Subject: Re: [PATCH net-next] ibmvnic: Check for transport event on driver
 resume

From: John Allen <jallen@...ux.vnet.ibm.com>
Date: Mon, 24 Jul 2017 13:26:06 -0500

> On resume, the ibmvnic driver will fail to resume normal operation.
> The main crq gets closed on suspend by the vnic server and doesn't get
> reopened again as the interrupt for the transport event that would reset
> the main crq comes in after the driver has been suspended.
> 
> This patch resolves the issue by removing the calls to kick the receive
> interrupts handlers and instead directly invoking the main crq interrupt
> handler. This will ensure that we see the transport event necessary to
> properly resume the driver.
> 
> Signed-off-by: John Allen <jallen@...ux.vnet.ibm.com>

Applied.