From: Jesper Dangaard Brouer <brouer@redhat.com>
To: Tom Herbert <tom@herbertland.com>
Cc: Brenden Blanco <bblanco@plumgrid.com>,
"David S. Miller" <davem@davemloft.net>,
Linux Kernel Network Developers <netdev@vger.kernel.org>,
Jamal Hadi Salim <jhs@mojatatu.com>,
Saeed Mahameed <saeedm@dev.mellanox.co.il>,
Martin KaFai Lau <kafai@fb.com>, Ari Saha <as754m@att.com>,
Alexei Starovoitov <alexei.starovoitov@gmail.com>,
Or Gerlitz <gerlitz.or@gmail.com>,
john fastabend <john.fastabend@gmail.com>,
Hannes Frederic Sowa <hannes@stressinduktion.org>,
Thomas Graf <tgraf@suug.ch>,
Daniel Borkmann <daniel@iogearbox.net>,
brouer@redhat.com
Subject: Re: [PATCH v8 04/11] net/mlx4_en: add support for fast rx drop bpf program
Date: Fri, 15 Jul 2016 20:45:10 +0200 [thread overview]
Message-ID: <20160715204510.19a12bd3@redhat.com> (raw)
In-Reply-To: <CALx6S36xCmzOEtyVm54Z4kJm+rFf+NppWa5WbPcdyEJuQ_Op5A@mail.gmail.com>
On Fri, 15 Jul 2016 11:08:06 -0700
Tom Herbert <tom@herbertland.com> wrote:
> On Thu, Jul 14, 2016 at 12:25 AM, Jesper Dangaard Brouer
> <brouer@redhat.com> wrote:
> >
> > I would really really like to see the XDP program associated with the
> > RX ring queues, instead of a single XDP program covering the entire NIC.
> > (Just move the bpf_prog pointer to struct mlx4_en_rx_ring)
> >
> I think it would be helpful to have some concrete implementation to
> look at for this. Jesper, can you code up some patches, taking into
> account Alexei's concerns about the atomic program update problem?.
Bad timing, as I'm going on 3 weeks vacation from today.
--
Best regards,
Jesper Dangaard Brouer
MSc.CS, Principal Kernel Engineer at Red Hat
Author of http://www.iptv-analyzer.org
LinkedIn: http://www.linkedin.com/in/brouer
next prev parent reply other threads:[~2016-07-15 18:45 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-12 7:51 [PATCH v8 00/11] Add driver bpf hook for early packet drop and forwarding Brenden Blanco
2016-07-12 7:51 ` [PATCH v8 01/11] bpf: add XDP prog type for early driver filter Brenden Blanco
2016-07-12 13:14 ` Jesper Dangaard Brouer
2016-07-12 14:52 ` Tom Herbert
2016-07-12 16:08 ` Jakub Kicinski
2016-07-13 4:14 ` Alexei Starovoitov
2016-07-12 7:51 ` [PATCH v8 02/11] net: add ndo to setup/query xdp prog in adapter rx Brenden Blanco
2016-07-12 7:51 ` [PATCH v8 03/11] rtnl: add option for setting link xdp prog Brenden Blanco
2016-07-12 7:51 ` [PATCH v8 04/11] net/mlx4_en: add support for fast rx drop bpf program Brenden Blanco
2016-07-12 12:02 ` Tariq Toukan
2016-07-13 11:27 ` David Laight
2016-07-13 14:08 ` Brenden Blanco
2016-07-14 7:25 ` Jesper Dangaard Brouer
2016-07-15 3:30 ` Alexei Starovoitov
2016-07-15 8:21 ` Jesper Dangaard Brouer
2016-07-15 16:56 ` Alexei Starovoitov
2016-07-15 16:18 ` Tom Herbert
2016-07-15 16:47 ` Alexei Starovoitov
2016-07-15 17:49 ` Tom Herbert
2016-07-18 9:10 ` Thomas Graf
2016-07-18 11:39 ` Tom Herbert
2016-07-18 12:48 ` Thomas Graf
2016-07-18 13:07 ` Tom Herbert
2016-07-19 2:45 ` Alexei Starovoitov
2016-07-18 19:03 ` Brenden Blanco
2016-07-15 19:09 ` Jesper Dangaard Brouer
2016-07-18 4:01 ` Alexei Starovoitov
2016-07-18 8:35 ` Daniel Borkmann
2016-07-15 18:08 ` Tom Herbert
2016-07-15 18:45 ` Jesper Dangaard Brouer [this message]
2016-07-12 7:51 ` [PATCH v8 05/11] Add sample for adding simple drop program to link Brenden Blanco
2016-07-12 7:51 ` [PATCH v8 06/11] net/mlx4_en: add page recycle to prepare rx ring for tx support Brenden Blanco
2016-07-12 12:09 ` Tariq Toukan
2016-07-12 21:18 ` David Miller
2016-07-13 0:54 ` Brenden Blanco
2016-07-13 7:17 ` Tariq Toukan
2016-07-13 15:40 ` Brenden Blanco
2016-07-15 21:52 ` Brenden Blanco
[not found] ` <6d638467-eea6-d3e1-6984-88a1198ef303@gmail.com>
2016-07-19 17:41 ` Brenden Blanco
2016-07-12 7:51 ` [PATCH v8 07/11] bpf: add XDP_TX xdp_action for direct forwarding Brenden Blanco
2016-07-12 7:51 ` [PATCH v8 08/11] net/mlx4_en: break out tx_desc write into separate function Brenden Blanco
2016-07-12 12:16 ` Tariq Toukan
2016-07-12 7:51 ` [PATCH v8 09/11] net/mlx4_en: add xdp forwarding and data write support Brenden Blanco
2016-07-12 7:51 ` [PATCH v8 10/11] bpf: enable direct packet data write for xdp progs Brenden Blanco
2016-07-12 7:51 ` [PATCH v8 11/11] bpf: add sample for xdp forwarding and rewrite Brenden Blanco
2016-07-12 14:38 ` [PATCH v8 00/11] Add driver bpf hook for early packet drop and forwarding Tariq Toukan
2016-07-13 15:00 ` Tariq Toukan
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