netdev - Re: [PATCH V2 0/4] Prevent vhost kthread from hogging CPU

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Date:   Sat, 18 May 2019 13:27:12 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     jasowang@...hat.com
Cc:     mst@...hat.com, virtualization@...ts.linux-foundation.org,
        kvm@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, pbonzini@...hat.com,
        stefanha@...hat.com
Subject: Re: [PATCH V2 0/4] Prevent vhost kthread from hogging CPU

From: Jason Wang <jasowang@...hat.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.