From: "Toke Høiland-Jørgensen" <toke@redhat.com>
To: John Fastabend <john.fastabend@gmail.com>,
Jesper Dangaard Brouer <brouer@redhat.com>,
Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Cc: John Fastabend <john.fastabend@gmail.com>,
Hangbin Liu <liuhangbin@gmail.com>,
bpf@vger.kernel.org, netdev@vger.kernel.org,
Jiri Benc <jbenc@redhat.com>,
Eelco Chaudron <echaudro@redhat.com>,
ast@kernel.org, Daniel Borkmann <daniel@iogearbox.net>,
Lorenzo Bianconi <lorenzo.bianconi@redhat.com>,
David Ahern <dsahern@gmail.com>,
Andrii Nakryiko <andrii.nakryiko@gmail.com>,
Alexei Starovoitov <alexei.starovoitov@gmail.com>,
brouer@redhat.com
Subject: Re: [PATCHv17 bpf-next 1/6] bpf: run devmap xdp_prog on flush instead of bulk enqueue
Date: Wed, 27 Jan 2021 17:05:05 +0100 [thread overview]
Message-ID: <87wnvy4b7y.fsf@toke.dk> (raw)
In-Reply-To: <60118c586000d_9913c208c2@john-XPS-13-9370.notmuch>
John Fastabend <john.fastabend@gmail.com> writes:
> Jesper Dangaard Brouer wrote:
>> On Wed, 27 Jan 2021 13:20:50 +0100
>> Maciej Fijalkowski <maciej.fijalkowski@intel.com> wrote:
>>
>> > On Wed, Jan 27, 2021 at 10:41:44AM +0100, Toke Høiland-Jørgensen wrote:
>> > > John Fastabend <john.fastabend@gmail.com> writes:
>> > >
>> > > > Hangbin Liu wrote:
>> > > >> From: Jesper Dangaard Brouer <brouer@redhat.com>
>> > > >>
>> > > >> This changes the devmap XDP program support to run the program when the
>> > > >> bulk queue is flushed instead of before the frame is enqueued. This has
>> > > >> a couple of benefits:
>> > > >>
>> > > >> - It "sorts" the packets by destination devmap entry, and then runs the
>> > > >> same BPF program on all the packets in sequence. This ensures that we
>> > > >> keep the XDP program and destination device properties hot in I-cache.
>> > > >>
>> > > >> - It makes the multicast implementation simpler because it can just
>> > > >> enqueue packets using bq_enqueue() without having to deal with the
>> > > >> devmap program at all.
>> > > >>
>> > > >> The drawback is that if the devmap program drops the packet, the enqueue
>> > > >> step is redundant. However, arguably this is mostly visible in a
>> > > >> micro-benchmark, and with more mixed traffic the I-cache benefit should
>> > > >> win out. The performance impact of just this patch is as follows:
>> > > >>
>> > > >> The bq_xmit_all's logic is also refactored and error label is removed.
>> > > >> When bq_xmit_all() is called from bq_enqueue(), another packet will
>> > > >> always be enqueued immediately after, so clearing dev_rx, xdp_prog and
>> > > >> flush_node in bq_xmit_all() is redundant. Let's move the clear to
>> > > >> __dev_flush(), and only check them once in bq_enqueue() since they are
>> > > >> all modified together.
>> > > >>
>> > > >> By using xdp_redirect_map in sample/bpf and send pkts via pktgen cmd:
>> > > >> ./pktgen_sample03_burst_single_flow.sh -i eno1 -d $dst_ip -m $dst_mac -t 10 -s 64
>> > > >>
>> > > >> There are about +/- 0.1M deviation for native testing, the performance
>> > > >> improved for the base-case, but some drop back with xdp devmap prog attached.
>> > > >>
>> > > >> Version | Test | Generic | Native | Native + 2nd xdp_prog
>> > > >> 5.10 rc6 | xdp_redirect_map i40e->i40e | 2.0M | 9.1M | 8.0M
>> > > >> 5.10 rc6 | xdp_redirect_map i40e->veth | 1.7M | 11.0M | 9.7M
>> > > >> 5.10 rc6 + patch | xdp_redirect_map i40e->i40e | 2.0M | 9.5M | 7.5M
>> > > >> 5.10 rc6 + patch | xdp_redirect_map i40e->veth | 1.7M | 11.6M | 9.1M
>> > > >>
>> > > >
>> > > > [...]
>
> Acked-by: John Fastabend <john.fastabend@gmail.com>
>
>> > > >> static void bq_xmit_all(struct xdp_dev_bulk_queue *bq, u32 flags)
>> > > >> {
>> > > >> struct net_device *dev = bq->dev;
>> > > >> - int sent = 0, drops = 0, err = 0;
>> > > >> + unsigned int cnt = bq->count;
>> > > >> + int drops = 0, err = 0;
>> > > >> + int to_send = cnt;
>> > > >> + int sent = cnt;
>> > > >> int i;
>> > > >>
>> > > >> - if (unlikely(!bq->count))
>> > > >> + if (unlikely(!cnt))
>> > > >> return;
>> > > >>
>> > > >> - for (i = 0; i < bq->count; i++) {
>> > > >> + for (i = 0; i < cnt; i++) {
>> > > >> struct xdp_frame *xdpf = bq->q[i];
>> > > >>
>> > > >> prefetch(xdpf);
>> > > >> }
>> > > >>
>> > > >> - sent = dev->netdev_ops->ndo_xdp_xmit(dev, bq->count, bq->q, flags);
>> > > >> + if (bq->xdp_prog) {
>> > > >> + to_send = dev_map_bpf_prog_run(bq->xdp_prog, bq->q, cnt, dev);
>> > > >> + if (!to_send) {
>> > > >> + sent = 0;
>> > > >> + goto out;
>> > > >> + }
>> > > >> + drops = cnt - to_send;
>> > > >> + }
>> > > >
>> > > > I might be missing something about how *bq works here. What happens when
>> > > > dev_map_bpf_prog_run returns to_send < cnt?
>> > > >
>> > > > So I read this as it will send [0, to_send] and [to_send, cnt] will be
>> > > > dropped? How do we know the bpf prog would have dropped the set,
>> > > > [to_send+1, cnt]?
>> >
>> > You know that via recalculation of 'drops' value after you returned from
>> > dev_map_bpf_prog_run() which later on is provided onto trace_xdp_devmap_xmit.
>> >
>> > >
>> > > Because dev_map_bpf_prog_run() compacts the array:
>> > >
>> > > + case XDP_PASS:
>> > > + err = xdp_update_frame_from_buff(&xdp, xdpf);
>> > > + if (unlikely(err < 0))
>> > > + xdp_return_frame_rx_napi(xdpf);
>> > > + else
>> > > + frames[nframes++] = xdpf;
>> > > + break;
>> >
>> > To expand this a little, 'frames' array is reused and 'nframes' above is
>> > the value that is returned and we store it onto 'to_send' variable.
>> >
>
> In the morning with coffee looks good to me. Thanks Toke, Jesper.
Haha, yeah, coffee does tend to help, doesn't it? You're welcome :)
-Toke
next prev parent reply other threads:[~2021-01-27 16:08 UTC|newest]
Thread overview: 219+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-15 8:54 [RFC PATCH bpf-next 0/2] xdp: add dev map multicast support Hangbin Liu
2020-04-15 8:54 ` [RFC PATCH bpf-next 1/2] " Hangbin Liu
2020-04-20 9:52 ` Hangbin Liu
2020-04-15 8:54 ` [RFC PATCH bpf-next 2/2] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-04-24 8:56 ` [RFC PATCHv2 bpf-next 0/2] xdp: add dev map multicast support Hangbin Liu
2020-04-24 8:56 ` [RFC PATCHv2 bpf-next 1/2] xdp: add a new helper for " Hangbin Liu
2020-04-24 14:19 ` Lorenzo Bianconi
2020-04-28 11:09 ` Eelco Chaudron
2020-05-06 9:35 ` Hangbin Liu
2020-04-24 14:34 ` Toke Høiland-Jørgensen
2020-05-06 9:14 ` Hangbin Liu
2020-05-06 10:00 ` Toke Høiland-Jørgensen
2020-05-08 8:53 ` Hangbin Liu
2020-05-08 14:58 ` Toke Høiland-Jørgensen
2020-05-18 8:45 ` Hangbin Liu
2020-05-19 10:15 ` Jesper Dangaard Brouer
2020-05-20 1:24 ` Hangbin Liu
2020-04-24 8:56 ` [RFC PATCHv2 bpf-next 2/2] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-04-24 14:21 ` Lorenzo Bianconi
2020-05-23 6:05 ` [PATCHv3 bpf-next 0/2] xdp: add dev map multicast support Hangbin Liu
2020-05-23 6:05 ` [PATCHv3 bpf-next 1/2] xdp: add a new helper for " Hangbin Liu
2020-05-26 7:34 ` kbuild test robot
2020-05-23 6:05 ` [PATCHv3 bpf-next 2/2] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-05-26 14:05 ` [PATCHv4 bpf-next 0/2] xdp: add dev map multicast support Hangbin Liu
2020-05-26 14:05 ` [PATCHv4 bpf-next 1/2] xdp: add a new helper for " Hangbin Liu
2020-05-27 10:29 ` Toke Høiland-Jørgensen
2020-06-10 10:18 ` Jesper Dangaard Brouer
2020-06-12 8:54 ` Hangbin Liu
2020-06-16 8:55 ` Jesper Dangaard Brouer
2020-06-16 10:11 ` Hangbin Liu
2020-06-16 14:38 ` Jesper Dangaard Brouer
2020-06-10 10:21 ` Jesper Dangaard Brouer
2020-06-10 10:29 ` Toke Høiland-Jørgensen
2020-06-16 9:04 ` Jesper Dangaard Brouer
2020-05-26 14:05 ` [PATCHv4 bpf-next 2/2] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-05-27 10:21 ` [PATCHv4 bpf-next 0/2] xdp: add dev map multicast support Toke Høiland-Jørgensen
2020-05-27 10:32 ` Eelco Chaudron
2020-05-27 12:38 ` Hangbin Liu
2020-05-27 15:04 ` Toke Høiland-Jørgensen
2020-06-16 9:09 ` Jesper Dangaard Brouer
2020-06-16 9:47 ` Hangbin Liu
2020-06-03 2:40 ` Hangbin Liu
2020-06-03 11:05 ` Toke Høiland-Jørgensen
2020-06-04 4:09 ` Hangbin Liu
2020-06-04 9:44 ` Toke Høiland-Jørgensen
2020-06-04 12:12 ` Hangbin Liu
2020-06-04 12:37 ` Toke Høiland-Jørgensen
2020-06-04 14:41 ` Hangbin Liu
2020-06-04 16:02 ` Toke Høiland-Jørgensen
2020-06-05 6:26 ` Hangbin Liu
2020-06-08 15:32 ` Toke Høiland-Jørgensen
2020-06-09 3:03 ` Hangbin Liu
2020-06-09 20:31 ` Toke Høiland-Jørgensen
2020-06-10 2:35 ` Hangbin Liu
2020-06-10 10:03 ` Jesper Dangaard Brouer
2020-07-01 4:19 ` [PATCHv5 bpf-next 0/3] xdp: add a new helper for " Hangbin Liu
2020-07-01 4:19 ` [PATCHv5 bpf-next 1/3] " Hangbin Liu
2020-07-01 5:09 ` Andrii Nakryiko
2020-07-01 6:51 ` Hangbin Liu
2020-07-01 18:33 ` kernel test robot
2020-07-01 4:19 ` [PATCHv5 bpf-next 2/3] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-07-01 4:19 ` [PATCHv5 bpf-next 3/3] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2020-07-09 1:30 ` [PATCHv6 bpf-next 0/3] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-07-09 1:30 ` [PATCHv6 bpf-next 1/3] " Hangbin Liu
2020-07-09 16:33 ` David Ahern
2020-07-10 6:55 ` Hangbin Liu
2020-07-10 13:46 ` David Ahern
2020-07-11 0:26 ` Hangbin Liu
2020-07-11 16:09 ` David Ahern
2020-07-09 1:30 ` [PATCHv6 bpf-next 2/3] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-07-09 22:40 ` Daniel Borkmann
2020-07-10 6:41 ` Hangbin Liu
2020-07-10 14:32 ` Daniel Borkmann
2020-07-11 0:21 ` Hangbin Liu
2020-07-09 1:30 ` [PATCHv6 bpf-next 3/3] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2020-07-09 22:37 ` [PATCHv6 bpf-next 0/3] xdp: add a new helper for dev map multicast support Daniel Borkmann
2020-07-10 7:36 ` Hangbin Liu
2020-07-10 15:02 ` Daniel Borkmann
2020-07-10 16:52 ` David Ahern
2020-07-14 6:32 ` [PATCHv7 " Hangbin Liu
2020-07-14 6:32 ` [PATCHv7 bpf-next 1/3] " Hangbin Liu
2020-07-14 21:52 ` Toke Høiland-Jørgensen
2020-07-15 12:25 ` Hangbin Liu
2020-07-14 6:32 ` [PATCHv7 bpf-next 2/3] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-07-14 6:32 ` [PATCHv7 bpf-next 3/3] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2020-07-14 12:29 ` [PATCHv7 bpf-next 0/3] xdp: add a new helper for dev map multicast support Toke Høiland-Jørgensen
2020-07-14 17:12 ` David Ahern
2020-07-14 21:53 ` Toke Høiland-Jørgensen
2020-07-15 12:31 ` Hangbin Liu
2020-07-15 3:45 ` Hangbin Liu
2020-07-15 13:08 ` [PATCHv8 " Hangbin Liu
2020-07-15 13:08 ` [PATCHv8 bpf-next 1/3] " Hangbin Liu
2020-07-15 13:08 ` [PATCHv8 bpf-next 2/3] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-07-15 13:08 ` [PATCHv8 bpf-next 3/3] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2020-08-26 13:19 ` [PATCHv9 bpf-next 0/5] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-08-26 13:19 ` [PATCHv9 bpf-next 1/5] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2020-08-28 21:56 ` Daniel Borkmann
2020-09-03 9:15 ` Hangbin Liu
2020-08-26 13:19 ` [PATCHv9 bpf-next 2/5] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-08-28 22:05 ` Daniel Borkmann
2020-08-26 13:20 ` [PATCHv9 bpf-next 3/5] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-08-26 13:20 ` [PATCHv9 bpf-next 4/5] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2020-08-26 13:20 ` [PATCHv9 bpf-next 5/5] selftests/bpf: Add verifier tests for bpf arg ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2020-09-03 10:26 ` [PATCHv10 bpf-next 0/5] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-09-03 10:26 ` [PATCHv10 bpf-next 1/5] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2020-09-04 14:26 ` Daniel Borkmann
2020-09-03 10:26 ` [PATCHv10 bpf-next 2/5] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-09-04 14:22 ` Daniel Borkmann
2020-09-03 10:26 ` [PATCHv10 bpf-next 3/5] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-09-03 10:27 ` [PATCHv10 bpf-next 4/5] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2020-09-03 10:27 ` [PATCHv10 bpf-next 5/5] selftests/bpf: Add verifier tests for bpf arg ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2020-09-07 8:27 ` [PATCHv11 bpf-next 0/5] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-09-07 8:27 ` [PATCHv11 bpf-next 1/5] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2020-09-07 8:27 ` [PATCHv11 bpf-next 2/5] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-09-09 21:52 ` Alexei Starovoitov
2020-09-10 2:35 ` Hangbin Liu
2020-09-10 3:30 ` David Ahern
2020-09-10 5:35 ` Alexei Starovoitov
2020-09-10 9:44 ` Toke Høiland-Jørgensen
2020-09-10 15:39 ` Alexei Starovoitov
2020-09-10 17:50 ` Jesper Dangaard Brouer
2020-09-10 18:35 ` David Ahern
2020-09-11 7:58 ` Jesper Dangaard Brouer
2020-09-15 16:12 ` David Ahern
2020-09-07 8:27 ` [PATCHv11 bpf-next 3/5] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-09-07 8:27 ` [PATCHv11 bpf-next 4/5] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2020-09-07 8:27 ` [PATCHv11 bpf-next 5/5] selftests/bpf: Add verifier tests for bpf arg ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2020-12-16 14:30 ` [PATCHv12 bpf-next 0/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-12-16 14:30 ` [PATCHv12 bpf-next 1/6] bpf: run devmap xdp_prog on flush instead of bulk enqueue Hangbin Liu
2020-12-17 16:07 ` David Ahern
2020-12-18 9:43 ` Hangbin Liu
2020-12-21 8:38 ` Hangbin Liu
2020-12-16 14:30 ` [PATCHv12 bpf-next 2/6] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2020-12-16 14:30 ` [PATCHv12 bpf-next 3/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-12-16 14:30 ` [PATCHv12 bpf-next 4/6] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-12-16 14:30 ` [PATCHv12 bpf-next 5/6] selftests/bpf: Add verifier tests for bpf arg ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2020-12-16 14:30 ` [PATCHv12 bpf-next 6/6] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2020-12-21 12:34 ` [PATCHv13 bpf-next 0/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-12-21 12:35 ` [PATCHv13 bpf-next 1/6] bpf: run devmap xdp_prog on flush instead of bulk enqueue Hangbin Liu
2020-12-21 12:35 ` [PATCHv13 bpf-next 2/6] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2020-12-21 12:35 ` [PATCHv13 bpf-next 3/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2020-12-21 12:35 ` [PATCHv13 bpf-next 4/6] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2020-12-21 12:35 ` [PATCHv13 bpf-next 5/6] selftests/bpf: Add verifier tests for bpf arg ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2020-12-21 12:35 ` [PATCHv13 bpf-next 6/6] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2021-01-14 14:23 ` [PATCHv14 bpf-next 0/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2021-01-14 14:23 ` [PATCHv14 bpf-next 1/6] bpf: run devmap xdp_prog on flush instead of bulk enqueue Hangbin Liu
2021-01-17 22:57 ` John Fastabend
2021-01-18 10:07 ` Hangbin Liu
2021-01-21 14:33 ` Jesper Dangaard Brouer
2021-01-14 14:23 ` [PATCHv14 bpf-next 2/6] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2021-01-14 14:23 ` [PATCHv14 bpf-next 3/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2021-01-18 0:10 ` John Fastabend
2021-01-18 8:44 ` Hangbin Liu
2021-01-18 10:47 ` Toke Høiland-Jørgensen
2021-01-18 15:14 ` John Fastabend
2021-01-14 14:23 ` [PATCHv14 bpf-next 4/6] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2021-01-14 14:23 ` [PATCHv14 bpf-next 5/6] selftests/bpf: Add verifier tests for bpf arg ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2021-01-14 14:23 ` [PATCHv14 bpf-next 6/6] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2021-01-20 2:25 ` [PATCHv15 bpf-next 0/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2021-01-20 2:25 ` [PATCHv15 bpf-next 1/6] bpf: run devmap xdp_prog on flush instead of bulk enqueue Hangbin Liu
2021-01-20 22:42 ` Maciej Fijalkowski
2021-01-21 3:54 ` Hangbin Liu
2021-01-21 13:35 ` Maciej Fijalkowski
2021-01-20 2:25 ` [PATCHv15 bpf-next 2/6] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2021-01-20 2:25 ` [PATCHv15 bpf-next 3/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2021-01-20 2:25 ` [PATCHv15 bpf-next 4/6] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2021-01-20 2:25 ` [PATCHv15 bpf-next 5/6] selftests/bpf: Add verifier tests for bpf arg ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2021-01-20 2:25 ` [PATCHv15 bpf-next 6/6] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2021-01-22 7:46 ` [PATCHv16 bpf-next 0/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2021-01-22 7:46 ` [PATCHv16 bpf-next 1/6] bpf: run devmap xdp_prog on flush instead of bulk enqueue Hangbin Liu
2021-01-22 10:50 ` Maciej Fijalkowski
2021-01-22 13:38 ` Toke Høiland-Jørgensen
2021-01-25 3:30 ` Hangbin Liu
2021-01-25 11:21 ` Toke Høiland-Jørgensen
2021-01-25 12:29 ` Maciej Fijalkowski
2021-01-22 7:46 ` [PATCHv16 bpf-next 2/6] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2021-01-22 7:46 ` [PATCHv16 bpf-next 3/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2021-01-25 12:27 ` Maciej Fijalkowski
2021-01-26 1:17 ` Hangbin Liu
2021-01-27 22:13 ` John Fastabend
2021-01-22 7:46 ` [PATCHv16 bpf-next 4/6] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2021-01-22 7:46 ` [PATCHv16 bpf-next 5/6] selftests/bpf: Add verifier tests for bpf arg ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2021-01-22 7:46 ` [PATCHv16 bpf-next 6/6] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2021-01-22 13:43 ` [PATCHv16 bpf-next 0/6] xdp: add a new helper for dev map multicast support Toke Høiland-Jørgensen
2021-01-25 12:45 ` [PATCHv17 " Hangbin Liu
2021-01-25 12:45 ` [PATCHv17 bpf-next 1/6] bpf: run devmap xdp_prog on flush instead of bulk enqueue Hangbin Liu
2021-01-27 7:37 ` John Fastabend
2021-01-27 9:41 ` Toke Høiland-Jørgensen
2021-01-27 12:20 ` Maciej Fijalkowski
2021-01-27 15:00 ` Jesper Dangaard Brouer
2021-01-27 15:52 ` John Fastabend
2021-01-27 16:05 ` Toke Høiland-Jørgensen [this message]
2021-01-27 15:58 ` Jesper Dangaard Brouer
2021-01-25 12:45 ` [PATCHv17 bpf-next 2/6] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2021-01-27 21:50 ` John Fastabend
2021-01-25 12:45 ` [PATCHv17 bpf-next 3/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2021-01-25 12:45 ` [PATCHv17 bpf-next 4/6] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2021-01-25 12:45 ` [PATCHv17 bpf-next 5/6] selftests/bpf: Add verifier tests for bpf arg ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2021-01-27 22:24 ` John Fastabend
2021-01-28 3:53 ` Hangbin Liu
2021-01-28 23:14 ` John Fastabend
2021-01-25 12:45 ` [PATCHv17 bpf-next 6/6] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
2021-01-28 23:37 ` John Fastabend
2021-01-29 1:46 ` Hangbin Liu
2021-02-04 0:14 ` [PATCHv17 bpf-next 0/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2021-02-04 2:53 ` John Fastabend
2021-02-04 3:12 ` Hangbin Liu
2021-02-04 11:00 ` Toke Høiland-Jørgensen
2021-02-04 12:09 ` Maciej Fijalkowski
2021-02-04 13:33 ` Hangbin Liu
2021-02-04 17:03 ` Jakub Kicinski
2021-02-05 3:07 ` Hangbin Liu
2021-02-04 14:03 ` [PATCHv18 " Hangbin Liu
2021-02-04 14:03 ` [PATCHv18 bpf-next 1/6] bpf: run devmap xdp_prog on flush instead of bulk enqueue Hangbin Liu
2021-02-04 14:03 ` [PATCHv18 bpf-next 2/6] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2021-02-04 14:03 ` [PATCHv18 bpf-next 3/6] xdp: add a new helper for dev map multicast support Hangbin Liu
2021-02-04 14:03 ` [PATCHv18 bpf-next 4/6] sample/bpf: add xdp_redirect_map_multicast test Hangbin Liu
2021-02-04 14:03 ` [PATCHv18 bpf-next 5/6] selftests/bpf: Add verifier tests for bpf arg ARG_CONST_MAP_PTR_OR_NULL Hangbin Liu
2021-02-04 14:03 ` [PATCHv18 bpf-next 6/6] selftests/bpf: add xdp_redirect_multi test Hangbin Liu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87wnvy4b7y.fsf@toke.dk \
--to=toke@redhat.com \
--cc=alexei.starovoitov@gmail.com \
--cc=andrii.nakryiko@gmail.com \
--cc=ast@kernel.org \
--cc=bpf@vger.kernel.org \
--cc=brouer@redhat.com \
--cc=daniel@iogearbox.net \
--cc=dsahern@gmail.com \
--cc=echaudro@redhat.com \
--cc=jbenc@redhat.com \
--cc=john.fastabend@gmail.com \
--cc=liuhangbin@gmail.com \
--cc=lorenzo.bianconi@redhat.com \
--cc=maciej.fijalkowski@intel.com \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).