From: Ilias Apalodimas <ilias.apalodimas@linaro.org>
To: David Miller <davem@davemloft.net>
Cc: brouer@redhat.com, netdev@vger.kernel.org, toke@toke.dk,
ard.biesheuvel@linaro.org, jasowang@redhat.com,
bjorn.topel@intel.com, w@1wt.eu, saeedm@mellanox.com,
mykyta.iziumtsev@gmail.com, borkmann@iogearbox.net,
alexei.starovoitov@gmail.com, tariqt@mellanox.com
Subject: Re: [net-next PATCH RFC 4/8] net: core: add recycle capabilities on skbs via page_pool API
Date: Sat, 8 Dec 2018 09:54:32 +0200 [thread overview]
Message-ID: <20181208075432.GA1798@apalos> (raw)
In-Reply-To: <20181207.231514.1338299086653086987.davem@davemloft.net>
On Fri, Dec 07, 2018 at 11:15:14PM -0800, David Miller wrote:
> From: Jesper Dangaard Brouer <brouer@redhat.com>
> Date: Fri, 07 Dec 2018 00:25:47 +0100
>
> > @@ -744,6 +745,10 @@ struct sk_buff {
> > head_frag:1,
> > xmit_more:1,
> > pfmemalloc:1;
> > + /* TODO: Future idea, extend mem_info with __u8 flags, and
> > + * move bits head_frag and pfmemalloc there.
> > + */
> > + struct xdp_mem_info mem_info;
>
> This is 4 bytes right?
With this patchset yes
>
> I guess I can live with this.
Great news!
>
> Please do some microbenchmarks to make sure this doesn't show any
> obvious regressions.
Will do
Thanks
/Ilias
next prev parent reply other threads:[~2018-12-08 7:54 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-06 23:25 [net-next PATCH RFC 0/8] page_pool DMA handling and allow to recycles frames via SKB Jesper Dangaard Brouer
2018-12-06 23:25 ` [net-next PATCH RFC 1/8] page_pool: add helper functions for DMA Jesper Dangaard Brouer
2018-12-08 7:06 ` David Miller
2018-12-08 7:55 ` Ilias Apalodimas
2018-12-06 23:25 ` [net-next PATCH RFC 2/8] net: mvneta: use page pool API for sw buffer manager Jesper Dangaard Brouer
2018-12-06 23:25 ` [net-next PATCH RFC 3/8] xdp: reduce size of struct xdp_mem_info Jesper Dangaard Brouer
2018-12-06 23:25 ` [net-next PATCH RFC 4/8] net: core: add recycle capabilities on skbs via page_pool API Jesper Dangaard Brouer
2018-12-08 7:15 ` David Miller
2018-12-08 7:54 ` Ilias Apalodimas [this message]
2018-12-08 9:57 ` [net-next, RFC, " Florian Westphal
2018-12-08 11:36 ` Jesper Dangaard Brouer
2018-12-08 20:10 ` David Miller
2018-12-08 12:29 ` Eric Dumazet
2018-12-08 12:34 ` Eric Dumazet
2018-12-08 13:45 ` Jesper Dangaard Brouer
2018-12-08 14:57 ` Ilias Apalodimas
2018-12-08 17:07 ` Andrew Lunn
2018-12-08 19:26 ` Eric Dumazet
2018-12-08 20:11 ` Jesper Dangaard Brouer
2018-12-08 20:14 ` Ilias Apalodimas
2018-12-08 21:06 ` Willy Tarreau
2018-12-10 7:54 ` Ilias Apalodimas
2018-12-08 22:36 ` Eric Dumazet
2018-12-08 20:21 ` David Miller
2018-12-08 20:29 ` Ilias Apalodimas
2018-12-10 9:51 ` Saeed Mahameed
2018-12-06 23:25 ` [net-next PATCH RFC 5/8] net: mvneta: remove copybreak, prefetch and use build_skb Jesper Dangaard Brouer
2018-12-06 23:25 ` [net-next PATCH RFC 6/8] mvneta: activate page recycling via skb using page_pool Jesper Dangaard Brouer
2018-12-06 23:26 ` [net-next PATCH RFC 7/8] xdp: bpf: cpumap redirect must update skb->mem_info Jesper Dangaard Brouer
2018-12-06 23:26 ` [net-next PATCH RFC 8/8] veth: xdp_frames redirected into veth need to transfer xdp_mem_info Jesper Dangaard Brouer
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