netdev - Re: [PATCH net] xen-netback: correctly schedule rate-limited queues

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Date:   Thu, 27 Jul 2017 10:21:56 +0200
From:   Jean-Louis Dupond <jean-louis@...ond.be>
To:     David Miller <davem@...emloft.net>
Cc:     wei.liu2@...rix.com, netdev@...r.kernel.org,
        xen-devel@...ts.xenproject.org, Paul.Durrant@...rix.com
Subject: Re: [PATCH net] xen-netback: correctly schedule rate-limited queues

Op 2017-06-22 17:16, schreef David Miller:
> From: Wei Liu <wei.liu2@...rix.com>
> Date: Wed, 21 Jun 2017 10:21:22 +0100
> 
>> Add a flag to indicate if a queue is rate-limited. Test the flag in
>> NAPI poll handler and avoid rescheduling the queue if true, otherwise
>> we risk locking up the host. The rescheduling will be done in the
>> timer callback function.
>> 
>> Reported-by: Jean-Louis Dupond <jean-louis@...ond.be>
>> Signed-off-by: Wei Liu <wei.liu2@...rix.com>
>> Tested-by: Jean-Louis Dupond <jean-louis@...ond.be>
> 
> Applied.

Could this get applied to stable & LTS kernels also?
Seems important enough in my opinion.

Thanks!