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From: "Michael S. Tsirkin" <mst@redhat.com>
To: David Miller <davem@davemloft.net>
Cc: jasowang@redhat.com, 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 13:22:32 -0400	[thread overview]
Message-ID: <20190523132228-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20190518.132712.1971625204431294331.davem@davemloft.net>

On Sat, May 18, 2019 at 01:27:12PM -0700, David Miller wrote:
> From: Jason Wang <jasowang@redhat.com>
> Date: Fri, 17 May 2019 00:29:48 -0400
> 
> > 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.
> > 
> > Changs from V1:
> > - fix user-ater-free in vosck patch
> 
> I am assuming that not only will mst review this, it will also go via
> his tree rather than mine.
> 
> Thanks.

Will do.


  reply	other threads:[~2019-05-23 17:22 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 [this message]
2019-05-20 12:52 ` Michael S. Tsirkin
2019-05-23  2:37   ` Jason Wang

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