Add support for XDP programs. Only XDP_PASS, XDP_DROP and XDP_TX
actions are supported for now. Frame header changes are also
allowed.
v2: - count the XDP packets in the rx/tx inteface stats
- add message with the maximum supported MTU value for XDP
Ioana Radulescu (8):
dpaa2-eth: Add basic
On Mon, 26 Nov 2018 16:27:28 +
Ioana Ciocoi Radulescu wrote:
> Add support for XDP programs. Only XDP_PASS, XDP_DROP and XDP_TX
> actions are supported for now. Frame header changes are also
> allowed.
Do you have any XDP performance benchmarks on this hardware?
Also what boards (and arch's
za ; Ilias Apalodimas
>
> Subject: Re: [PATCH v2 net-next 0/8] dpaa2-eth: Introduce XDP support
>
> On Mon, 26 Nov 2018 16:27:28 +
> Ioana Ciocoi Radulescu wrote:
>
> > Add support for XDP programs. Only XDP_PASS, XDP_DROP and XDP_TX
> > actions are supported for now. Fra
Hi Ioana,
> >
> > > Add support for XDP programs. Only XDP_PASS, XDP_DROP and XDP_TX
> > > actions are supported for now. Frame header changes are also
> > > allowed.
I only did a quick grep around the driver so i might be missing something,
but i can only see allocations via napi_alloc_frag().
> Subject: Re: [PATCH v2 net-next 0/8] dpaa2-eth: Introduce XDP support
>
> Hi Ioana,
> > >
> > > > Add support for XDP programs. Only XDP_PASS, XDP_DROP and
> XDP_TX
> > > > actions are supported for now. Frame header changes are also
> > > &
Hi Ioana,
> > > >
> > I only did a quick grep around the driver so i might be missing something,
> > but i can only see allocations via napi_alloc_frag(). XDP requires pages
> > (either a single page per packet or a driver that does the page management
> > of
> > its own and fits 2 frames in a sing
Subject: Re: [PATCH v2 net-next 0/8] dpaa2-eth: Introduce XDP support
>
> Hi Ioana,
> > > > >
> > > I only did a quick grep around the driver so i might be missing something,
> > > but i can only see allocations via napi_alloc_frag(). XDP requires pages
>
From: Ioana Ciocoi Radulescu
Date: Mon, 26 Nov 2018 16:27:28 +
> Add support for XDP programs. Only XDP_PASS, XDP_DROP and XDP_TX
> actions are supported for now. Frame header changes are also
> allowed.
>
> v2: - count the XDP packets in the rx/tx inteface stats
> - add message with the
> -Original Message-
> From: David Miller
> Sent: Wednesday, November 28, 2018 2:25 AM
> To: Ioana Ciocoi Radulescu
> Cc: netdev@vger.kernel.org; Ioana Ciornei ;
> dsah...@gmail.com; Camelia Alexandra Groza
> Subject: Re: [PATCH v2 net-next 0/8] dpaa2-eth:
xandra Groza
>> Subject: Re: [PATCH v2 net-next 0/8] dpaa2-eth: Introduce XDP support
>>
>> From: Ioana Ciocoi Radulescu
>> Date: Mon, 26 Nov 2018 16:27:28 +
>>
>>> Add support for XDP programs. Only XDP_PASS, XDP_DROP and XDP_TX
>>> actions are s
From: Ioana Ciocoi Radulescu
Date: Wed, 28 Nov 2018 09:18:28 +
> They apply cleanly for me.
I figured out what happend.
The patches were mis-ordered (specifically patches #3 and #4) when I added
them to the patchwork bundle, and that is what causes them to fail.
Series applied, thanks!
@vger.kernel.org; da...@davemloft.net; Ioana Ciornei
> > ; dsah...@gmail.com; Camelia Alexandra Groza
> >
> > Subject: Re: [PATCH v2 net-next 0/8] dpaa2-eth: Introduce XDP support
> >
> > Hi Ioana,
> > > > > >
> > > > I only did a quick gr
Hi Ioanna
> > >
> > > Well if you don't have to use 64kb pages you can use the page_pool API
> > (only
> > > used from mlx5 atm) and get the xdp recycling for free. The memory
> > 'waste'
> > > for
> > > 4kb pages isn't too much if the platforms the driver sits on have decent
> > > amounts
> > > of
On Fri, 7 Dec 2018 18:07:49 +
Ioana Ciocoi Radulescu wrote:
> Thanks a lot for the info, will look into this. Do you have any
> pointers as to why the full page restriction exists in the first
> place? Sorry if it's a dumb question, but I haven't found details on
> this and I'd really like to
...@redhat.com
> Subject: Explaining the XDP page-requirement (Was: [PATCH v2 net-next
> 0/8] dpaa2-eth: Introduce XDP support)
>
> On Fri, 7 Dec 2018 18:07:49 +
> Ioana Ciocoi Radulescu wrote:
>
> > Thanks a lot for the info, will look into this. Do you have any
Hi Ioana,
> > > Thanks a lot for the info, will look into this. Do you have any
> > > pointers as to why the full page restriction exists in the first
> > > place? Sorry if it's a dumb question, but I haven't found details on
> > > this and I'd really like to understand it.
> >
> > Hi Ioana,
> >
Subject: Re: Explaining the XDP page-requirement (Was: [PATCH v2 net-next
> 0/8] dpaa2-eth: Introduce XDP support)
>
> Hi Ioana,
> > > > Thanks a lot for the info, will look into this. Do you have any
> > > > pointers as to why the full page restriction exists in t
Hi Ioana,
> > > Thanks a lot, that's great info, especially for someone who hasn't
> > > followed
> > > so closely xdp development from its beginning.
> > >
> > > I'll look into updating the dpaa2-eth driver to use one page per frame and
> > > see how that goes.
> >
> > If you have time, we can d
ah...@gmail.com; Camelia Alexandra Groza
> ; bro...@redhat.com
> Subject: Explaining the XDP page-requirement (Was: [PATCH v2 net-next 0/8]
> dpaa2-eth: Introduce XDP support)
>
> On Fri, 7 Dec 2018 18:07:49 +
> Ioana Ciocoi Radulescu wrote:
>
> > Thanks a lot
Hi Madalin,
> > > Thanks a lot for the info, will look into this. Do you have any
> > > pointers as to why the full page restriction exists in the first
> > > place? Sorry if it's a dumb question, but I haven't found details on
> > > this and I'd really like to understand it.
> >
> > Hi Ioana,
>
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