From: David Marchand <david.marchand@redhat.com>
To: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
Cc: dev <dev@dpdk.org>,
"Ananyev, Konstantin" <konstantin.ananyev@intel.com>,
Stephen Hemminger <stephen@networkplumber.org>,
Dharmik Thakkar <dharmik.thakkar@arm.com>,
"Ruifeng Wang (Arm Technology China)" <ruifeng.wang@arm.com>,
Olivier Matz <olivier.matz@6wind.com>, nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH v5 5/8] doc/ring: add zero copy peek APIs
Date: Thu, 29 Oct 2020 11:52:48 +0100 [thread overview]
Message-ID: <CAJFAV8wsSGrDdCc+e3fkwDLNAOBtEATqz9cXLEvZP2kGPFOfRw@mail.gmail.com> (raw)
In-Reply-To: <20201025054556.14277-6-honnappa.nagarahalli@arm.com>
On Sun, Oct 25, 2020 at 6:46 AM Honnappa Nagarahalli
<honnappa.nagarahalli@arm.com> wrote:
> +.. code-block:: c
> +
> + /* Reserve space on the ring */
> + n = rte_ring_enqueue_zc_burst_start(r, 32, &zcd, NULL);
> + /* Pkt I/O core polls packets from the NIC */
> + if (n != 0) {
> + nb_rx = rte_eth_rx_burst(portid, queueid, zcd->ptr1, zcd->n1);
> + if (nb_rx == zcd->n1 && n != zcd->n1)
> + nb_rx = rte_eth_rx_burst(portid, queueid, zcd->ptr2,
> + n - zcd->n1);
Should it be nb_rx += ?
> + /* Provide packets to the packet processing cores */
> + rte_ring_enqueue_zc_finish(r, nb_rx);
> + }
> +
> +Note that between ``_start_`` and ``_finish_`` no other thread can proceed
> +with enqueue(/dequeue) operation till ``_finish_`` completes.
--
David Marchand
next prev parent reply other threads:[~2020-10-29 10:53 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-24 20:39 [dpdk-dev] [RFC 0/1] lib/ring: add scatter gather and serial dequeue APIs Honnappa Nagarahalli
2020-02-24 20:39 ` [dpdk-dev] [RFC 1/1] " Honnappa Nagarahalli
2020-02-26 20:38 ` Ananyev, Konstantin
2020-02-26 23:21 ` Ananyev, Konstantin
2020-02-28 0:18 ` Honnappa Nagarahalli
2020-03-02 18:20 ` Ananyev, Konstantin
2020-03-04 23:21 ` Honnappa Nagarahalli
2020-03-05 18:26 ` Ananyev, Konstantin
2020-03-25 20:43 ` Honnappa Nagarahalli
2020-10-06 13:29 ` [dpdk-dev] [RFC v2 0/1] lib/ring: add scatter gather APIs Honnappa Nagarahalli
2020-10-06 13:29 ` [dpdk-dev] [RFC v2 1/1] " Honnappa Nagarahalli
2020-10-07 8:27 ` Olivier Matz
2020-10-08 20:44 ` Honnappa Nagarahalli
2020-10-08 20:47 ` Honnappa Nagarahalli
2020-10-09 7:33 ` Olivier Matz
2020-10-09 8:05 ` Ananyev, Konstantin
2020-10-09 22:54 ` Honnappa Nagarahalli
2020-10-12 17:06 ` Ananyev, Konstantin
2020-10-12 16:20 ` Ananyev, Konstantin
2020-10-12 22:31 ` Honnappa Nagarahalli
2020-10-13 11:38 ` Ananyev, Konstantin
2020-10-23 4:43 ` [dpdk-dev] [PATCH v3 0/5] lib/ring: add zero copy APIs Honnappa Nagarahalli
2020-10-23 4:43 ` [dpdk-dev] [PATCH v3 1/5] test/ring: fix the memory dump size Honnappa Nagarahalli
2020-10-23 13:24 ` Ananyev, Konstantin
2020-10-23 4:43 ` [dpdk-dev] [PATCH v3 2/5] lib/ring: add zero copy APIs Honnappa Nagarahalli
2020-10-23 13:59 ` Ananyev, Konstantin
2020-10-24 15:45 ` Honnappa Nagarahalli
2020-10-23 4:43 ` [dpdk-dev] [PATCH v3 3/5] test/ring: move common function to header file Honnappa Nagarahalli
2020-10-23 14:22 ` Ananyev, Konstantin
2020-10-23 23:54 ` Honnappa Nagarahalli
2020-10-24 0:29 ` Stephen Hemminger
2020-10-24 0:31 ` Honnappa Nagarahalli
2020-10-23 4:43 ` [dpdk-dev] [PATCH v3 4/5] test/ring: add functional tests for zero copy APIs Honnappa Nagarahalli
2020-10-23 14:20 ` Ananyev, Konstantin
2020-10-23 22:47 ` Honnappa Nagarahalli
2020-10-23 4:43 ` [dpdk-dev] [PATCH v3 5/5] test/ring: add stress " Honnappa Nagarahalli
2020-10-23 14:11 ` Ananyev, Konstantin
2020-10-24 16:11 ` [dpdk-dev] [PATCH v4 0/8] lib/ring: add " Honnappa Nagarahalli
2020-10-24 16:11 ` [dpdk-dev] [PATCH v4 1/8] " Honnappa Nagarahalli
2020-10-24 16:11 ` [dpdk-dev] [PATCH v4 2/8] test/ring: move common function to header file Honnappa Nagarahalli
2020-10-24 16:11 ` [dpdk-dev] [PATCH v4 3/8] test/ring: add functional tests for zero copy APIs Honnappa Nagarahalli
2020-10-24 16:11 ` [dpdk-dev] [PATCH v4 4/8] test/ring: add stress " Honnappa Nagarahalli
2020-10-24 16:11 ` [dpdk-dev] [PATCH v4 5/8] doc/ring: add zero copy peek APIs Honnappa Nagarahalli
2020-10-24 16:11 ` [dpdk-dev] [PATCH v4 6/8] test/ring: fix the memory dump size Honnappa Nagarahalli
2020-10-24 16:11 ` [dpdk-dev] [PATCH v4 7/8] test/ring: remove unnecessary braces Honnappa Nagarahalli
2020-10-24 16:11 ` [dpdk-dev] [PATCH v4 8/8] test/ring: user uintptr_t instead of unsigned long Honnappa Nagarahalli
2020-10-24 16:18 ` [dpdk-dev] [PATCH v4 0/8] lib/ring: add zero copy APIs Honnappa Nagarahalli
2020-10-25 7:16 ` David Marchand
2020-10-25 8:14 ` Thomas Monjalon
2020-10-25 5:45 ` [dpdk-dev] [PATCH v5 " Honnappa Nagarahalli
2020-10-25 5:45 ` [dpdk-dev] [PATCH v5 1/8] " Honnappa Nagarahalli
2020-10-27 14:11 ` Ananyev, Konstantin
2020-10-25 5:45 ` [dpdk-dev] [PATCH v5 2/8] test/ring: move common function to header file Honnappa Nagarahalli
2020-10-27 13:51 ` Ananyev, Konstantin
2020-10-25 5:45 ` [dpdk-dev] [PATCH v5 3/8] test/ring: add functional tests for zero copy APIs Honnappa Nagarahalli
2020-10-25 5:45 ` [dpdk-dev] [PATCH v5 4/8] test/ring: add stress " Honnappa Nagarahalli
2020-10-25 5:45 ` [dpdk-dev] [PATCH v5 5/8] doc/ring: add zero copy peek APIs Honnappa Nagarahalli
2020-10-27 14:11 ` Ananyev, Konstantin
2020-10-29 10:52 ` David Marchand [this message]
2020-10-29 11:28 ` Ananyev, Konstantin
2020-10-29 12:35 ` David Marchand
2020-10-29 17:29 ` Honnappa Nagarahalli
2020-10-25 5:45 ` [dpdk-dev] [PATCH v5 6/8] test/ring: fix the memory dump size Honnappa Nagarahalli
2020-10-25 5:45 ` [dpdk-dev] [PATCH v5 7/8] test/ring: remove unnecessary braces Honnappa Nagarahalli
2020-10-27 14:13 ` Ananyev, Konstantin
2020-10-25 5:45 ` [dpdk-dev] [PATCH v5 8/8] test/ring: user uintptr_t instead of unsigned long Honnappa Nagarahalli
2020-10-27 14:14 ` Ananyev, Konstantin
2020-10-29 13:57 ` [dpdk-dev] [PATCH v5 0/8] lib/ring: add zero copy APIs David Marchand
2020-10-29 22:11 ` Honnappa Nagarahalli
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