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From: Jason Wang <jasowang@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: virtualization@lists.linux-foundation.org, kvm@vger.kernel.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	pbonzini@redhat.com, stefanha@redhat.com
Subject: Re: [PATCH V2 0/4] Prevent vhost kthread from hogging CPU
Date: Thu, 23 May 2019 10:37:39 +0800	[thread overview]
Message-ID: <aa132e69-4646-da70-7def-b6ad72d4ebda@redhat.com> (raw)
In-Reply-To: <20190520085207-mutt-send-email-mst@kernel.org>


On 2019/5/20 下午8:52, Michael S. Tsirkin wrote:
> On Fri, May 17, 2019 at 12:29:48AM -0400, Jason Wang wrote:
>> Hi:
>>
>> This series try to prevent a guest triggerable CPU hogging through
>> vhost kthread. This is done by introducing and checking the weight
>> after each requrest. The patch has been tested with reproducer of
>> vsock and virtio-net. Only compile test is done for vhost-scsi.
>>
>> Please review.
>> This addresses CVE-2019-3900.
> OK I think we should clean this code some more but given
> it's a CVE fix maybe it's best to do as a patch on top.
>
> Acked-by: Michael S. Tsirkin<mst@redhat.com>
>
> Dave do you want to merge this or should I?
>

According to David's last reply, it's better for you to merge I think.

Thanks


      reply	other threads:[~2019-05-23  2:37 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-17  4:29 Jason Wang
2019-05-17  4:29 ` [PATCH V2 1/4] vhost: introduce vhost_exceeds_weight() Jason Wang
2019-05-17  4:29 ` [PATCH V2 2/4] vhost_net: fix possible infinite loop Jason Wang
2019-05-17  4:29 ` [PATCH V2 3/4] vhost: vsock: add weight support Jason Wang
2019-05-17  4:29 ` [PATCH V2 4/4] vhost: scsi: " Jason Wang
2019-05-17  9:10 ` [PATCH V2 0/4] Prevent vhost kthread from hogging CPU Stefan Hajnoczi
2019-05-18 20:27 ` David Miller
2019-05-23 17:22   ` Michael S. Tsirkin
2019-05-20 12:52 ` Michael S. Tsirkin
2019-05-23  2:37   ` Jason Wang [this message]

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