; Michael S. Tsirkin ;
> > virtualizat...@lists.linux-foundation.org; Lilijun (Jerry)
> > ; chenchanghu ;
> > xudingke ; huangbin (J)
> >
> > Subject: Re: [PATCH net v2 2/2] vhost_net: fix high cpu load when sendmsg
> > fails
> >
> >
> > On
erry)
> ; chenchanghu ;
> xudingke ; huangbin (J)
>
> Subject: Re: [PATCH net v2 2/2] vhost_net: fix high cpu load when sendmsg
> fails
>
>
> On 2020/12/22 下午10:24, Willem de Bruijn wrote:
> > On Mon, Dec 21, 2020 at 11:41 PM Jason Wang
> wrote:
> >>
> >
On 2020/12/22 下午10:24, Willem de Bruijn wrote:
On Mon, Dec 21, 2020 at 11:41 PM Jason Wang wrote:
On 2020/12/22 上午7:07, Willem de Bruijn wrote:
On Wed, Dec 16, 2020 at 3:20 AM wangyunjian wrote:
From: Yunjian Wang
Currently we break the loop and wake up the vhost_worker when
sendmsg fail
erry)
> ; chenchanghu ;
> xudingke ; huangbin (J)
>
> Subject: Re: [PATCH net v2 2/2] vhost_net: fix high cpu load when sendmsg
> fails
>
>
> On 2020/12/22 上午7:07, Willem de Bruijn wrote:
> > On Wed, Dec 16, 2020 at 3:20 AM wangyunjian
> wrote:
> >> From: Yun
On Mon, Dec 21, 2020 at 11:41 PM Jason Wang wrote:
>
>
> On 2020/12/22 上午7:07, Willem de Bruijn wrote:
> > On Wed, Dec 16, 2020 at 3:20 AM wangyunjian wrote:
> >> From: Yunjian Wang
> >>
> >> Currently we break the loop and wake up the vhost_worker when
> >> sendmsg fails. When the worker wakes u
On 2020/12/22 上午7:07, Willem de Bruijn wrote:
On Wed, Dec 16, 2020 at 3:20 AM wangyunjian wrote:
From: Yunjian Wang
Currently we break the loop and wake up the vhost_worker when
sendmsg fails. When the worker wakes up again, we'll meet the
same error.
The patch is based on the assumption th
On Wed, Dec 16, 2020 at 3:20 AM wangyunjian wrote:
>
> From: Yunjian Wang
>
> Currently we break the loop and wake up the vhost_worker when
> sendmsg fails. When the worker wakes up again, we'll meet the
> same error.
The patch is based on the assumption that such error cases always
return EAGAI
On 2020/12/16 下午5:23, Michael S. Tsirkin wrote:
On Wed, Dec 16, 2020 at 04:20:37PM +0800, wangyunjian wrote:
From: Yunjian Wang
Currently we break the loop and wake up the vhost_worker when
sendmsg fails. When the worker wakes up again, we'll meet the
same error. This will cause high CPU load
;
> Lilijun (Jerry) ; chenchanghu
> ; xudingke ; huangbin (J)
>
> Subject: Re: [PATCH net v2 2/2] vhost_net: fix high cpu load when sendmsg
> fails
>
> On Wed, Dec 16, 2020 at 04:20:37PM +0800, wangyunjian wrote:
> > From: Yunjian Wang
> >
> > Currently we
On Wed, Dec 16, 2020 at 04:20:37PM +0800, wangyunjian wrote:
> From: Yunjian Wang
>
> Currently we break the loop and wake up the vhost_worker when
> sendmsg fails. When the worker wakes up again, we'll meet the
> same error. This will cause high CPU load. To fix this issue,
> we can skip this de
From: Yunjian Wang
Currently we break the loop and wake up the vhost_worker when
sendmsg fails. When the worker wakes up again, we'll meet the
same error. This will cause high CPU load. To fix this issue,
we can skip this description by ignoring the error. When we
exceeds sndbuf, the return value
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