-ker...@vger.kernel.org; caihe
> >Subject: Re: [PATCH net] vhost_net: don't continue to call the recvmsg when
> >meet errors
> >
> >
> >
> >On 2016年12月01日 11:27, Michael S. Tsirkin wrote:
> >> On Thu, Dec 01, 2016 at 11:26:21AM +0800, Jason W
mber 30, 2016 9:41 PM
>>>>>> > > > >To: wangyunjian
>>>>>> > > > >Cc:jasow...@redhat.com;netdev@vger.kernel.org;linux-kernel@
>>>>>> > > > >vger.kernel.org; caihe
>>>>>> > >
> > >From: Michael S. Tsirkin [mailto:m...@redhat.com]
> > > >Sent: Wednesday, November 30, 2016 9:41 PM
> > > >To: wangyunjian
> > >
>Cc:jasow...@redhat.com;netdev@vger.kernel.org;linux-ker...@vger.kernel.org; caihe
> > > >S
...@redhat.com]
> > > > Sent: Wednesday, November 30, 2016 9:41 PM
> > > > To: wangyunjian
> > > > Cc: jasow...@redhat.com; netdev@vger.kernel.org;
> > > > linux-ker...@vger.kernel.org; caihe
> > > > Subject: Re: [PATCH net] vhost_net: do
; linux-ker...@vger.kernel.org;
caihe
Subject: Re: [PATCH net] vhost_net: don't continue to call the recvmsg when
meet errors
On Wed, Nov 30, 2016 at 08:10:57PM +0800, Yunjian Wang wrote:
When we meet an error(err=-EBADFD) recvmsg,
How do you get EBADFD? Won't vhost_net_rx_peek_head_le
> >linux-ker...@vger.kernel.org; caihe
> >Subject: Re: [PATCH net] vhost_net: don't continue to call the recvmsg when
> >meet errors
> >
> >On Wed, Nov 30, 2016 at 08:10:57PM +0800, Yunjian Wang wrote:
> >> When we meet an error(err=-EBADFD) recvmsg,
On 2016年11月30日 21:40, Michael S. Tsirkin wrote:
On Wed, Nov 30, 2016 at 08:10:57PM +0800, Yunjian Wang wrote:
When we meet an error(err=-EBADFD) recvmsg,
How do you get EBADFD? Won't vhost_net_rx_peek_head_len
return 0 in this case, breaking the loop?
the error handling in vhost
handle_rx()
] vhost_net: don't continue to call the recvmsg when
meet errors
On Wed, Nov 30, 2016 at 08:10:57PM +0800, Yunjian Wang wrote:
When we meet an error(err=-EBADFD) recvmsg,
How do you get EBADFD? Won't vhost_net_rx_peek_head_len
return 0 in this case, breaking the loop?
We started many guest
>-Original Message-
>From: Michael S. Tsirkin [mailto:m...@redhat.com]
>Sent: Wednesday, November 30, 2016 9:41 PM
>To: wangyunjian
>Cc: jasow...@redhat.com; netdev@vger.kernel.org; linux-ker...@vger.kernel.org;
>caihe
>Subject: Re: [PATCH net] vhost_net: don&#
On Wed, Nov 30, 2016 at 09:07:16PM +0800, Jason Wang wrote:
>
>
> On 2016年11月30日 20:10, Yunjian Wang wrote:
> > When we meet an error(err=-EBADFD) recvmsg, the error handling in vhost
> > handle_rx() will continue. This will cause a soft CPU lockup in vhost
> > thread.
> >
> > Signed-off-by: Yu
On Wed, Nov 30, 2016 at 08:10:57PM +0800, Yunjian Wang wrote:
> When we meet an error(err=-EBADFD) recvmsg,
How do you get EBADFD? Won't vhost_net_rx_peek_head_len
return 0 in this case, breaking the loop?
> the error handling in vhost
> handle_rx() will continue. This will cause a soft CPU locku
On 2016年11月30日 20:10, Yunjian Wang wrote:
When we meet an error(err=-EBADFD) recvmsg, the error handling in vhost
handle_rx() will continue. This will cause a soft CPU lockup in vhost thread.
Signed-off-by: Yunjian Wang
---
drivers/vhost/net.c | 3 +++
1 file changed, 3 insertions(+)
diff
12 matches
Mail list logo
