netdev - Re: [PATCH net] net: core: avoid napi

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Message-Id: <20210318.112345.1088585054654353399.davem@davemloft.net>
Date:   Thu, 18 Mar 2021 11:23:45 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     edumazet@...gle.com
Cc:     ljp@...ux.ibm.com, netdev@...r.kernel.org, kuba@...nel.org,
        tlfalcon@...ux.ibm.com, ast@...nel.org, daniel@...earbox.net,
        andriin@...com, weiwan@...gle.com, cong.wang@...edance.com,
        ap420073@...il.com, shemminger@...ux-foundation.org
Subject: Re: [PATCH net] net: core: avoid napi_disable to cause deadlock

From: Eric Dumazet <edumazet@...gle.com>
Date: Thu, 18 Mar 2021 10:22:23 +0100

> On Thu, Mar 18, 2021 at 9:04 AM Lijun Pan <ljp@...ux.ibm.com> wrote:
>>
>> There are chances that napi_disable is called twice by NIC driver.
> 
> 
> ???
> 
> Please fix the buggy driver, or explain why it can not be fixed.

Agreed,.