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From: Ruifeng Wang <Ruifeng.Wang@arm.com>
To: Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>, "dev@dpdk.org"
<dev@dpdk.org>, Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>,
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<jerinj@marvell.com>
CC: Kathleen Capella <Kathleen.Capella@arm.com>, nd <nd@arm.com>, nd
<nd@arm.com>
Subject: RE: [PATCH 2/2] examples/l3fwd: make RX and TX queue size configurable
Thread-Topic: [PATCH 2/2] examples/l3fwd: make RX and TX queue size
configurable
Thread-Index: AQHYF/rFzWgE+h2whU+RPW/9p7/JD6yJTKvQ
Date: Tue, 8 Feb 2022 07:41:42 +0000
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References: <20220202060403.118301-1-honnappa.nagarahalli@arm.com>
<20220202060403.118301-2-honnappa.nagarahalli@arm.com>
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Errors-To: dev-bounces@dpdk.org
> -----Original Message-----
> From: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
> Sent: Wednesday, February 2, 2022 2:04 PM
> To: dev@dpdk.org; Honnappa Nagarahalli
> <Honnappa.Nagarahalli@arm.com>; lijuan.tu@intel.com;
> juraj.linkes@pantheon.tech; ohilyard@iol.unh.edu;
> david.marchand@redhat.com; thomas@monjalon.net; jerinj@marvell.com
> Cc: Kathleen Capella <Kathleen.Capella@arm.com>; nd <nd@arm.com>
> Subject: [PATCH 2/2] examples/l3fwd: make RX and TX queue size
> configurable
>=20
> Make RX and TX queue sizes configurable from the command line.
> This helps DTS write better test cases.
>=20
> Signed-off-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
> ---
> examples/l3fwd/main.c | 56
> ++++++++++++++++++++++++++++++++++++++++++-
> 1 file changed, 55 insertions(+), 1 deletion(-)
>=20
<snip>
>=20
> +static void
> +parse_rx_queue_size(const char *rx_queue_size_arg) {
> + char *end =3D NULL;
> + uint32_t rx_queue_size;
> +
> + /* parse decimal string */
> + rx_queue_size =3D strtoul(rx_queue_size_arg, &end, 10);
> + if ((rx_queue_size_arg[0] =3D=3D '\0') || (end =3D=3D NULL) || (*end !=
=3D '\0'))
> + return;
> +
> + if (rx_queue_size =3D=3D 0)
> + return;
> +
> + nb_rxd =3D rx_queue_size;
> +}
> +
> +static void
> +parse_tx_queue_size(const char *tx_queue_size_arg) {
> + char *end =3D NULL;
> + uint32_t tx_queue_size;
> +
> + /* parse decimal string */
> + tx_queue_size =3D strtoul(tx_queue_size_arg, &end, 10);
> + if ((tx_queue_size_arg[0] =3D=3D '\0') || (end =3D=3D NULL) || (*end !=
=3D '\0'))
> + return;
> +
> + if (tx_queue_size =3D=3D 0)
> + return;
> +
> + nb_rxd =3D tx_queue_size;
Typo. I assume here is 'nb_txd'.
> +}
> +
> static void
> parse_eventq_sched(const char *optarg)
> {
> @@ -581,6 +621,8 @@ static const char short_options[] =3D
> ;
>=20
<snip>