netdev - Re: [PATCH net v2] net: fix hangup on napi

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Message-Id: <161799843772.9153.8373343864301541587.git-patchwork-notify@kernel.org>
Date:   Fri, 09 Apr 2021 20:00:37 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Paolo Abeni <pabeni@...hat.com>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
        edumazet@...gle.com, weiwan@...gle.com
Subject: Re: [PATCH net v2] net: fix hangup on napi_disable for threaded napi

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Fri,  9 Apr 2021 17:24:17 +0200 you wrote:
> napi_disable() is subject to an hangup, when the threaded
> mode is enabled and the napi is under heavy traffic.
> 
> If the relevant napi has been scheduled and the napi_disable()
> kicks in before the next napi_threaded_wait() completes - so
> that the latter quits due to the napi_disable_pending() condition,
> the existing code leaves the NAPI_STATE_SCHED bit set and the
> napi_disable() loop waiting for such bit will hang.
> 
> [...]

Here is the summary with links:
  - [net,v2] net: fix hangup on napi_disable for threaded napi
    https://git.kernel.org/netdev/net/c/27f0ad71699d

You are awesome, thank you!
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