From: Ajit Khaparde <ajit.khaparde@broadcom.com> To: Ori Kam <orika@nvidia.com> Cc: Gregory Etelson <getelson@nvidia.com>, Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>, dpdk-dev <dev@dpdk.org>, Ferruh Yigit <ferruh.yigit@intel.com>, Jerin Jacob Kollanukkaran <jerinj@marvell.com>, Jerin Jacob <jerinjacobk@gmail.com>, Olivier Matz <olivier.matz@6wind.com>, NBU-Contact-Thomas Monjalon <thomas@monjalon.net>, Slava Ovsiienko <viacheslavo@nvidia.com>, Matan Azrad <matan@nvidia.com>, Raslan Darawsheh <rasland@nvidia.com> Subject: Re: [dpdk-dev] [PATCH v5 1/2] ethdev: add packet integrity checks Date: Thu, 15 Apr 2021 08:25:47 -0700 Message-ID: <CACZ4nhu3WgCiXFmyvzCeOHf35TOCnBoZVn-AEP=h7cY9jkXiow@mail.gmail.com> (raw) In-Reply-To: <DM6PR12MB49873003C925ABA131AF5068D64D9@DM6PR12MB4987.namprd12.prod.outlook.com> [-- Attachment #1: Type: text/plain, Size: 1275 bytes --] > > > However, as more and more applications are offloading some or all > > > logic and action to the HW, there is a need to check the packet > > > integrity so the right decision can be taken. > > > > > > The application logic can be positive meaning if the packet is > > > valid jump / do actions, or negative if packet is not valid > > > jump to SW / do actions (like drop) a, and add default flow > > > (match all in low priority) that will direct the miss packet > > > to the miss path. > > > > Unless I missed it, > > How do you specify the negative case? > > Can you provide an example as well? > > > You can use negative case by setting the bit to zero and the mask bit to 1: > This example was taken from the testpmd patch: > flow create 0 ingress pattern integrity value mask 1 value spec 0 / end actions queue index 0 / end > it matches all invalid packets and forward it to the application. Thanks Ori. > > > > > > Signed-off-by: Ori Kam <orika@nvidia.com> Acked-by: Ajit Khaparde <ajit.khaparde@broadcom.com> > > > --- > > > doc/guides/prog_guide/rte_flow.rst | 20 +++++++++++ > > > doc/guides/rel_notes/release_21_05.rst | 5 +++ > > > lib/librte_ethdev/rte_flow.h | 49 ++++++++++++++++++++++++++ > > > 3 files changed, 74 insertions(+)
next prev parent reply other threads:[~2021-04-15 15:26 UTC|newest] Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-04-05 18:04 [dpdk-dev] [PATCH] " Ori Kam 2021-04-06 7:39 ` Jerin Jacob 2021-04-07 10:32 ` Ori Kam 2021-04-07 11:01 ` Jerin Jacob 2021-04-07 22:15 ` Ori Kam 2021-04-08 7:44 ` Jerin Jacob 2021-04-11 4:12 ` Ajit Khaparde 2021-04-11 6:03 ` Ori Kam 2021-04-13 15:16 ` [dpdk-dev] [PATCH v3 0/2] " Gregory Etelson 2021-04-13 15:16 ` [dpdk-dev] [PATCH v3 1/2] ethdev: " Gregory Etelson 2021-04-13 15:16 ` [dpdk-dev] [PATCH v3 2/2] app/testpmd: add support for integrity item Gregory Etelson 2021-04-13 17:15 ` Ferruh Yigit 2021-04-14 12:56 ` [dpdk-dev] [PATCH v4 0/2] add packet integrity checks Gregory Etelson 2021-04-14 12:56 ` [dpdk-dev] [PATCH v4 1/2] ethdev: " Gregory Etelson 2021-04-14 13:27 ` Ferruh Yigit 2021-04-14 13:31 ` Ferruh Yigit 2021-04-14 12:57 ` [dpdk-dev] [PATCH v4 2/2] app/testpmd: add support for integrity item Gregory Etelson 2021-04-14 16:09 ` [dpdk-dev] [PATCH v5 0/2] add packet integrity checks Gregory Etelson 2021-04-14 16:09 ` [dpdk-dev] [PATCH v5 1/2] ethdev: " Gregory Etelson 2021-04-14 17:24 ` Ajit Khaparde 2021-04-15 15:10 ` Ori Kam 2021-04-15 15:25 ` Ajit Khaparde [this message] 2021-04-15 16:46 ` Thomas Monjalon 2021-04-16 7:43 ` Ori Kam 2021-04-18 8:15 ` Gregory Etelson 2021-04-18 18:00 ` Thomas Monjalon 2021-04-14 16:09 ` [dpdk-dev] [PATCH v5 2/2] app/testpmd: add support for integrity item Gregory Etelson 2021-04-14 16:26 ` [dpdk-dev] [PATCH v5 0/2] add packet integrity checks Ferruh Yigit 2021-04-18 15:51 ` [dpdk-dev] [PATCH v6 " Gregory Etelson 2021-04-18 15:51 ` [dpdk-dev] [PATCH v6 1/2] ethdev: " Gregory Etelson 2021-04-18 18:11 ` Thomas Monjalon 2021-04-18 19:24 ` Gregory Etelson 2021-04-18 21:30 ` Thomas Monjalon 2021-04-18 15:51 ` [dpdk-dev] [PATCH v6 2/2] app/testpmd: add support for integrity item Gregory Etelson 2021-04-19 8:29 ` [dpdk-dev] [PATCH v7 0/2] add packet integrity checks Gregory Etelson 2021-04-19 8:29 ` [dpdk-dev] [PATCH v7 1/2] ethdev: " Gregory Etelson 2021-04-19 8:47 ` Thomas Monjalon 2021-04-19 8:29 ` [dpdk-dev] [PATCH v7 2/2] app/testpmd: add support for integrity item Gregory Etelson 2021-04-19 11:20 ` [dpdk-dev] [PATCH v7 0/2] add packet integrity checks Ferruh Yigit 2021-04-19 12:08 ` Gregory Etelson 2021-04-19 12:44 ` [dpdk-dev] [PATCH v8 " Gregory Etelson 2021-04-19 12:44 ` [dpdk-dev] [PATCH v8 1/2] ethdev: " Gregory Etelson 2021-04-19 14:09 ` Ajit Khaparde 2021-04-19 16:34 ` Thomas Monjalon 2021-04-19 17:06 ` Ferruh Yigit 2021-04-19 12:44 ` [dpdk-dev] [PATCH v8 2/2] app/testpmd: add support for integrity item Gregory Etelson 2021-04-19 14:09 ` Ajit Khaparde 2021-04-08 8:04 ` [dpdk-dev] [PATCH] ethdev: add packet integrity checks Andrew Rybchenko 2021-04-08 11:39 ` Ori Kam 2021-04-09 8:08 ` Andrew Rybchenko 2021-04-11 6:42 ` Ori Kam 2021-04-11 17:30 ` Ori Kam 2021-04-11 17:34 ` [dpdk-dev] [PATCH v2 0/2] " Gregory Etelson 2021-04-11 17:34 ` [dpdk-dev] [PATCH v2 1/2] ethdev: " Gregory Etelson 2021-04-12 17:36 ` Ferruh Yigit 2021-04-12 19:26 ` Ori Kam 2021-04-12 23:31 ` Ferruh Yigit 2021-04-13 7:12 ` Ori Kam 2021-04-13 8:03 ` Ferruh Yigit 2021-04-13 8:18 ` Ori Kam 2021-04-13 8:30 ` Ferruh Yigit 2021-04-13 10:21 ` Ori Kam 2021-04-13 17:28 ` Ferruh Yigit 2021-04-11 17:34 ` [dpdk-dev] [PATCH v2 2/2] app/testpmd: add support for integrity item Gregory Etelson 2021-04-12 17:49 ` Ferruh Yigit 2021-04-13 7:53 ` Ori Kam 2021-04-13 8:14 ` Ferruh Yigit 2021-04-13 11:36 ` Ori Kam
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