From: Jean-Louis Dupond <jean-louis@dupond.be>
To: David Miller <davem@davemloft.net>
Cc: wei.liu2@citrix.com, netdev@vger.kernel.org,
xen-devel@lists.xenproject.org, Paul.Durrant@citrix.com
Subject: Re: [PATCH net] xen-netback: correctly schedule rate-limited queues
Date: Thu, 27 Jul 2017 10:21:56 +0200 [thread overview]
Message-ID: <ba4a971ce2c0891a6e911ef09b6a5d6e@dupond.be> (raw)
In-Reply-To: <20170622.111648.301858879592718577.davem@davemloft.net>
Op 2017-06-22 17:16, schreef David Miller:
> From: Wei Liu <wei.liu2@citrix.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@dupond.be>
>> Signed-off-by: Wei Liu <wei.liu2@citrix.com>
>> Tested-by: Jean-Louis Dupond <jean-louis@dupond.be>
>
> Applied.
Could this get applied to stable & LTS kernels also?
Seems important enough in my opinion.
Thanks!
next prev parent reply other threads:[~2017-07-27 8:21 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-21 9:21 [PATCH net] xen-netback: correctly schedule rate-limited queues Wei Liu
2017-06-21 9:38 ` Paul Durrant
2017-06-22 15:16 ` David Miller
2017-07-27 8:21 ` Jean-Louis Dupond [this message]
2017-07-27 16:35 ` David Miller
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