From: Ali Alnubani <alialnu@nvidia.com>
To: David Marchand <david.marchand@redhat.com>,
"dev@dpdk.org" <dev@dpdk.org>
Cc: "NBU-Contact-Thomas Monjalon (EXTERNAL)" <thomas@monjalon.net>,
"i.maximets@ovn.org" <i.maximets@ovn.org>,
Aman Singh <aman.deep.singh@intel.com>,
Yuying Zhang <yuying.zhang@intel.com>,
Matan Azrad <matan@nvidia.com>,
Slava Ovsiienko <viacheslavo@nvidia.com>,
Ori Kam <orika@nvidia.com>, Suanming Mou <suanmingm@nvidia.com>,
David Christensen <drc@linux.vnet.ibm.com>,
Ruifeng Wang <ruifeng.wang@arm.com>,
Bruce Richardson <bruce.richardson@intel.com>,
Konstantin Ananyev <konstantin.v.ananyev@yandex.ru>,
Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,
Ferruh Yigit <ferruh.yigit@amd.com>
Subject: RE: [RFC PATCH v3] ethdev: advertise flow restore in mbuf
Date: Wed, 21 Jun 2023 07:47:25 +0000 [thread overview]
Message-ID: <CH0PR12MB515617C0F62A4EB304020E05DA5DA@CH0PR12MB5156.namprd12.prod.outlook.com> (raw)
In-Reply-To: <20230620111028.4116505-1-david.marchand@redhat.com>
> -----Original Message-----
> From: David Marchand <david.marchand@redhat.com>
> Sent: Tuesday, June 20, 2023 2:10 PM
> To: dev@dpdk.org
> Cc: NBU-Contact-Thomas Monjalon (EXTERNAL) <thomas@monjalon.net>;
> i.maximets@ovn.org; Ali Alnubani <alialnu@nvidia.com>; Aman Singh
> <aman.deep.singh@intel.com>; Yuying Zhang <yuying.zhang@intel.com>;
> Matan Azrad <matan@nvidia.com>; Slava Ovsiienko
> <viacheslavo@nvidia.com>; Ori Kam <orika@nvidia.com>; Suanming Mou
> <suanmingm@nvidia.com>; David Christensen <drc@linux.vnet.ibm.com>;
> Ruifeng Wang <ruifeng.wang@arm.com>; Bruce Richardson
> <bruce.richardson@intel.com>; Konstantin Ananyev
> <konstantin.v.ananyev@yandex.ru>; Andrew Rybchenko
> <andrew.rybchenko@oktetlabs.ru>; Ferruh Yigit <ferruh.yigit@amd.com>
> Subject: [RFC PATCH v3] ethdev: advertise flow restore in mbuf
>
> As reported by Ilya [1], unconditionally calling
> rte_flow_get_restore_info() impacts an application performance for drivers
> that do not provide this ops.
> It could also impact processing of packets that require no call to
> rte_flow_get_restore_info() at all.
>
> Register a dynamic mbuf flag when an application negotiates tunnel
> metadata delivery (calling rte_eth_rx_metadata_negotiate() with
> RTE_ETH_RX_METADATA_TUNNEL_ID).
>
> Drivers then advertise that metadata can be extracted by setting this
> dynamic flag in each mbuf.
>
> The application then calls rte_flow_get_restore_info() only when required.
>
> Link: http://inbox.dpdk.org/dev/5248c2ca-f2a6-3fb0-38b8-
> 7f659bfa40de@ovn.org/
> Signed-off-by: David Marchand <david.marchand@redhat.com>
> ---
Didn't see a degradation in packet forwarding performance on ConnectX-6 Dx and BlueField-2.
Tested-by: Ali Alnubani <alialnu@nvidia.com>
Thanks
next prev parent reply other threads:[~2023-06-21 7:47 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-05 10:31 [RFC PATCH] " David Marchand
2023-05-24 12:57 ` David Marchand
2023-05-24 16:00 ` Ori Kam
2023-05-24 18:44 ` David Marchand
2023-06-01 8:48 ` David Marchand
2023-06-01 9:31 ` Ori Kam
2023-06-01 9:43 ` David Marchand
2023-06-01 10:02 ` Ori Kam
2023-06-01 10:03 ` David Marchand
2023-06-14 16:46 ` Slava Ovsiienko
2023-06-15 8:00 ` David Marchand
2023-06-15 13:47 ` [RFC PATCH v2] " David Marchand
2023-06-19 12:20 ` Andrew Rybchenko
2023-06-19 13:57 ` Slava Ovsiienko
2023-06-20 10:04 ` Ali Alnubani
2023-06-20 11:10 ` [RFC PATCH v3] " David Marchand
2023-06-20 16:43 ` Slava Ovsiienko
2023-06-21 7:43 ` David Marchand
2023-06-21 12:53 ` Ori Kam
2023-06-21 7:47 ` Ali Alnubani [this message]
2023-06-21 14:43 ` [PATCH v4] " David Marchand
2023-06-21 18:52 ` Ferruh Yigit
2023-07-31 20:41 ` Ilya Maximets
2023-09-26 9:17 ` David Marchand
2023-09-26 19:49 ` Ilya Maximets
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