linux-kernel - Re: [PATCH 1/2 V3 net] net: mana: Fix MANA VF unload when host is unresponsive

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Date:   Mon, 26 Jun 2023 15:05:08 +0200
From:   Simon Horman <simon.horman@...igine.com>
To:     souradeep chakrabarti <schakrabarti@...ux.microsoft.com>
Cc:     kys@...rosoft.com, haiyangz@...rosoft.com, wei.liu@...nel.org,
        decui@...rosoft.com, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, longli@...rosoft.com,
        sharmaajay@...rosoft.com, leon@...nel.org, cai.huoqing@...ux.dev,
        ssengar@...ux.microsoft.com, vkuznets@...hat.com,
        tglx@...utronix.de, linux-hyperv@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-rdma@...r.kernel.org, stable@...r.kernel.org,
        schakrabarti@...rosoft.com
Subject: Re: [PATCH 1/2 V3 net] net: mana: Fix MANA VF unload when host is
 unresponsive

On Mon, Jun 26, 2023 at 02:18:18AM -0700, souradeep chakrabarti wrote:
> From: Souradeep Chakrabarti <schakrabarti@...ux.microsoft.com>
> 
> This patch addresses the VF unload issue, where mana_dealloc_queues()
> gets stuck in infinite while loop, because of host unresponsiveness.
> It adds a timeout in the while loop, to fix it.
> 
> Fixes: ca9c54d2d6a5ab2430c4eda364c77125d62e5e0f (net: mana: Add a driver for
> Microsoft Azure Network Adapter)

nit: A correct format of this fixes tag is:

In particular:
* All on lone line
* Description in double quotes.

Fixes: ca9c54d2d6a5 ("net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)")

> Signed-off-by: Souradeep Chakrabarti <schakrabarti@...ux.microsoft.com>
> ---
> V2 -> V3:
> * Splitted the patch in two parts.
> * Removed the unnecessary braces from mana_dealloc_queues().