From: David Miller <davem@davemloft.net>
To: david.vrabel@citrix.com
Cc: netdev@vger.kernel.org, wei.liu2@citrix.com,
ian.campbell@citrix.com, xen-devel@lists.xenproject.org
Subject: Re: [PATCHv1 0/3 net-next] xen-netback: guest Rx queue drain and stall fixes
Date: Sat, 25 Oct 2014 14:17:22 -0400 (EDT) [thread overview]
Message-ID: <20141025.141722.676662059744635254.davem@davemloft.net> (raw)
In-Reply-To: <20141025.141401.1122447572448682731.davem@davemloft.net>
From: David Miller <davem@davemloft.net>
Date: Sat, 25 Oct 2014 14:14:01 -0400 (EDT)
> From: David Vrabel <david.vrabel@citrix.com>
> Date: Wed, 22 Oct 2014 14:08:52 +0100
>
>> This series fixes two critical xen-netback bugs.
>>
>> 1. Netback may consume all of host memory by queuing an unlimited
>> number of skb on the internal guest Rx queue. This behaviour is
>> guest triggerable.
>>
>> 2. Carrier flapping under high traffic rates which reduces
>> performance.
>>
>> The first patch is a prerequite. Removing support for frontends with
>> feature-rx-notify makes it easier to reason about the correctness of
>> netback since it no longer has to support this outdated and broken
>> mode.
>
> Series applied to net-next, thanks.
Correction, as these are critical bug fixes, I applied the series to 'net'.
Sorry for the confusion.
prev parent reply other threads:[~2014-10-25 18:17 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-22 13:08 [PATCHv1 0/3 net-next] xen-netback: guest Rx queue drain and stall fixes David Vrabel
2014-10-22 13:08 ` [PATCH 1/3] xen-netback: make feature-rx-notify mandatory David Vrabel
2014-10-23 11:16 ` Wei Liu
2014-10-23 11:32 ` Wei Liu
2014-10-23 11:37 ` David Vrabel
2014-10-23 11:44 ` Wei Liu
2014-10-23 11:52 ` David Vrabel
2014-10-22 13:08 ` [PATCH 2/3] xen-netback: fix unlimited guest Rx internal queue and carrier flapping David Vrabel
2014-10-23 11:40 ` Wei Liu
2014-10-22 13:08 ` [PATCH 3/3] xen-netback: reintroduce guest Rx stall detection David Vrabel
2014-10-23 11:49 ` Wei Liu
2014-10-25 18:14 ` [PATCHv1 0/3 net-next] xen-netback: guest Rx queue drain and stall fixes David Miller
2014-10-25 18:17 ` David Miller [this message]
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