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From: Ilias Apalodimas <ilias.apalodimas@linaro.org>
To: Ioana Ciocoi Radulescu <ruxandra.radulescu@nxp.com>
Cc: Jesper Dangaard Brouer <brouer@redhat.com>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"davem@davemloft.net" <davem@davemloft.net>,
	Ioana Ciornei <ioana.ciornei@nxp.com>,
	"dsahern@gmail.com" <dsahern@gmail.com>,
	Camelia Alexandra Groza <camelia.groza@nxp.com>
Subject: Re: Explaining the XDP page-requirement (Was: [PATCH v2 net-next 0/8] dpaa2-eth: Introduce XDP support)
Date: Mon, 7 Jan 2019 12:53:42 +0200	[thread overview]
Message-ID: <20190107105342.GA31296@apalos> (raw)
In-Reply-To: <AM0PR04MB499479E078D9E579067A60A794890@AM0PR04MB4994.eurprd04.prod.outlook.com>

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 discuss merging whatever hardware features are
> > not
> > supported in the page_pool API and use that to allocate pages?
> 
> Sure. I'd like to first transition to plain page allocations instead of
> napi_alloc_frag() and validate that's ok (I've been meaning to try that for
> a while now but haven't got around to it yet), and then we can explore
> how that might be integrated in page_pool.

Great, ping us if you need anything

Thanks
/Ilias

  reply	other threads:[~2019-01-07 10:53 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-26 16:27 [PATCH v2 net-next 0/8] dpaa2-eth: Introduce XDP support Ioana Ciocoi Radulescu
2018-11-26 16:27 ` [PATCH v2 net-next 1/8] dpaa2-eth: Add basic " Ioana Ciocoi Radulescu
2018-11-27 15:45   ` Camelia Alexandra Groza
2018-11-28 16:11   ` David Ahern
2018-11-26 16:27 ` [PATCH v2 net-next 2/8] dpaa2-eth: Allow XDP header adjustments Ioana Ciocoi Radulescu
2018-11-26 16:27 ` [PATCH v2 net-next 3/8] dpaa2-eth: Move function Ioana Ciocoi Radulescu
2018-11-26 16:27 ` [PATCH v2 net-next 4/8] dpaa2-eth: Release buffers back to pool on XDP_DROP Ioana Ciocoi Radulescu
2018-11-26 16:27 ` [PATCH v2 net-next 5/8] dpaa2-eth: Map Rx buffers as bidirectional Ioana Ciocoi Radulescu
2018-11-26 16:27 ` [PATCH v2 net-next 6/8] dpaa2-eth: Add support for XDP_TX Ioana Ciocoi Radulescu
2018-11-26 16:27 ` [PATCH v2 net-next 7/8] dpaa2-eth: Cleanup channel stats Ioana Ciocoi Radulescu
2018-11-26 16:27 ` [PATCH v2 net-next 8/8] dpaa2-eth: Add xdp counters Ioana Ciocoi Radulescu
2018-11-28 16:11   ` David Ahern
2018-11-28  0:24 ` [PATCH v2 net-next 0/8] dpaa2-eth: Introduce XDP support David Miller
2018-11-28  9:18   ` Ioana Ciocoi Radulescu
2018-11-28 16:10     ` David Ahern
2018-11-28 18:57     ` David Miller
2018-12-05 15:45 ` Jesper Dangaard Brouer
2018-12-07 16:54   ` Ioana Ciocoi Radulescu
2018-12-07 17:20     ` Ilias Apalodimas
2018-12-07 17:42       ` Ioana Ciocoi Radulescu
2018-12-07 17:51         ` Ilias Apalodimas
2018-12-07 18:07           ` Ioana Ciocoi Radulescu
2018-12-13 17:43             ` Ioana Ciocoi Radulescu
2018-12-13 18:47               ` Ilias Apalodimas
2018-12-21 15:31             ` Explaining the XDP page-requirement (Was: [PATCH v2 net-next 0/8] dpaa2-eth: Introduce XDP support) Jesper Dangaard Brouer
2019-01-07 10:34               ` Ioana Ciocoi Radulescu
2019-01-07 10:45                 ` Ilias Apalodimas
2019-01-07 10:49                   ` Ioana Ciocoi Radulescu
2019-01-07 10:53                     ` Ilias Apalodimas [this message]
2019-01-09 14:22               ` Madalin-cristian Bucur
2019-01-09 14:25                 ` Ilias Apalodimas

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