Paolo Abeni writes:
> Thank you!
>
> I'll submit formally the patch after some more testing.
Thanks.
> I noticed this version has entered the ppc patchwork, but I think that
> the formal submission should go towards the net-next tree.
Yeah it picks up all patches sent to the
On Fri, 2017-06-23 at 16:59 +1000, Michael Ellerman wrote:
> Hannes Frederic Sowa writes:
>
> > On Thu, Jun 22, 2017, at 22:57, Paolo Abeni wrote:
> > >
> > > Can you please check if the following patch fixes the issue? Only
> > > compiled tested here.
> > >
> > >
Hannes Frederic Sowa writes:
> On Thu, Jun 22, 2017, at 22:57, Paolo Abeni wrote:
>>
>> Can you please check if the following patch fixes the issue? Only
>> compiled tested here.
>>
>> Thanks!!!
>> ---
>> diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
>> index
On Thu, 2017-06-22 at 18:43 +0200, Paolo Abeni wrote:
> On Thu, 2017-06-22 at 23:06 +1000, Michael Ellerman wrote:
> > Paolo wrote:
> > > when udp_recvmsg() is executed, on x86_64 and other archs, most skb
> > > fields are on cold cachelines.
> > > If the skb are linear and the kernel don't need
On Thu, Jun 22, 2017, at 22:57, Paolo Abeni wrote:
>
> Can you please check if the following patch fixes the issue? Only
> compiled tested here.
>
> Thanks!!!
> ---
> diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
> index 067a607..80d89fe 100644
> --- a/net/ipv4/udp.c
> +++ b/net/ipv4/udp.c
> @@
On Thu, 2017-06-22 at 23:06 +1000, Michael Ellerman wrote:
> Paolo wrote:
> > when udp_recvmsg() is executed, on x86_64 and other archs, most skb
> > fields are on cold cachelines.
> > If the skb are linear and the kernel don't need to compute the udp
> > csum, only a handful of skb fields are
On Thu, 2017-06-22 at 18:43 +0200, Paolo Abeni wrote:
> On Thu, 2017-06-22 at 23:06 +1000, Michael Ellerman wrote:
> > Paolo wrote:
> > > when udp_recvmsg() is executed, on x86_64 and other archs, most skb
> > > fields are on cold cachelines.
> > > If the skb are linear and the kernel don't need
On Thu, 2017-06-22 at 23:06 +1000, Michael Ellerman wrote:
> Paolo wrote:
> > when udp_recvmsg() is executed, on x86_64 and other archs, most skb
> > fields are on cold cachelines.
> > If the skb are linear and the kernel don't need to compute the udp
> > csum, only a handful of skb fields are