From: Jason Wang <jasowang@redhat.com>
To: gaowanlong@cn.fujitsu.com
Cc: netdev@vger.kernel.org,
virtualization@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
mst@redhat.com
Subject: Re: [PATCH 2/2] vhost: handle polling failure
Date: Fri, 28 Dec 2012 12:29:25 +0800 [thread overview]
Message-ID: <50DD2025.1050004@redhat.com> (raw)
In-Reply-To: <50DC1C8F.3020008@cn.fujitsu.com>
On 12/27/2012 06:01 PM, Wanlong Gao wrote:
> On 12/27/2012 02:39 PM, Jason Wang wrote:
>> > Currently, polling error were ignored in vhost. This may lead some issues (e.g
>> > kenrel crash when passing a tap fd to vhost before calling TUNSETIFF). Fix this
>> > by:
> Can this kernel crash be reproduced by hand?
>
> Thanks,
> Wanlong Gao
>
>> >
Yes, it could be simply reproduced by: open a tap fd but does not cal
TUNSETIFF, then pass it to qemu and enable vhost.
next prev parent reply other threads:[~2012-12-28 4:29 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-27 6:39 [PATCH 1/2] vhost_net: correct error hanlding in vhost_net_set_backend() Jason Wang
2012-12-27 6:39 ` [PATCH 2/2] vhost: handle polling failure Jason Wang
2012-12-27 10:01 ` Wanlong Gao
2012-12-28 4:29 ` Jason Wang [this message]
2012-12-27 13:03 ` [PATCH 1/2] vhost_net: correct error hanlding in vhost_net_set_backend() Michael S. Tsirkin
2012-12-28 4:58 ` Jason Wang
2012-12-27 13:14 ` Michael S. Tsirkin
2012-12-28 5:31 ` Jason Wang
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