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From: Jerin Jacob Kollanukkaran <jerinj@marvell.com>
To: Jerin Jacob <jerinjacobk@gmail.com>,
	Thomas Monjalon <thomas@monjalon.net>
Cc: Gaetan Rivet <grive@u256.net>,
	Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>,
	Vamsi Krishna Attunuru <vattunuru@marvell.com>,
	David Marchand <david.marchand@redhat.com>,
	dpdk-dev <dev@dpdk.org>,
	"Richardson, Bruce" <bruce.richardson@intel.com>
Subject: Re: [dpdk-dev] [EXT] Re: [PATCH v7] eal: add manual probing option
Date: Sat, 4 Apr 2020 16:34:28 +0000	[thread overview]
Message-ID: <BYAPR18MB2424A73C9B4D252404298937C8C40@BYAPR18MB2424.namprd18.prod.outlook.com> (raw)
In-Reply-To: <CALBAE1PW1aqKxOwYSRdpYuGoYH2cdCJQGhC5A=2nNOhQ4DUn+w@mail.gmail.com>

> >
> > Should we have a command line option to configure the forwarding rules
> > in the application (2)? I think yes.
> > Should we implement an application logic to automatically create the
> > best forwarding rules (1)? It would be nice, but anyway, I think we
> > need manual config (2) as a fallback.
> >
> >
> > > Thoughts? If you think, there is a rework needed in eal then could
> > > you enumerate the items for the rework.
> >
> > Sorry I don't have time to describe dive into EAL probing and
> > enumerate the items to rework.
> > The most important issues I remind are:
> >         - white/blacklist policy is a mess and should be done in a higher layer
> >         - devargs syntax should allow generic matching (thanks to
> > class awareness and generic syntax)
> >
> > Starting from these 2 items, we could imagine a generic path to
> > disable automatic probing, but I think the l2fwd logic should not rely
> > on probing order anyway.
> 
> + Bruce as l2fwd maintainer.
> 
> Since in any case, l2fwd needs to be updated, We will focus on l2fwd change
> for v20.05 and leaving the fate of this patch to EAL maintainers.
> Let us know, Are we are OK with below change in l2fwd as
> - Introduce an array-based port lookup table instead of hardcoding to xor based
> lookup.
> - if no argument specified fill dest port as xor of source
> - If argument is specified override the lookup table with a user-specified
> destination port.

I think, this thread can be closed here.

L2fwd change sent as different patch.

Please review if it is for interest. 

http://patches.dpdk.org/patch/67722/


> 
> 
> 
> >
> >

  parent reply	other threads:[~2020-04-04 16:34 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-23 11:56 [dpdk-dev] [PATCH v1 1/1] bus/pci: probe PCI devices in whitelisted order vattunuru
2019-09-25  6:41 ` Slava Ovsiienko
2019-09-25  9:07   ` Gaëtan Rivet
2019-09-26  4:15     ` Vamsi Krishna Attunuru
2019-09-26  8:04       ` Gaëtan Rivet
2019-09-26  9:39         ` [dpdk-dev] [EXT] " Vamsi Krishna Attunuru
2019-09-30 12:51           ` [dpdk-dev] [PATCH v1] eal: add manual probing option Gaetan Rivet
2019-09-30 17:51             ` Aaron Conole
2019-10-01  7:28               ` Gaëtan Rivet
2019-10-01 12:57                 ` Aaron Conole
2019-09-30 18:53             ` Stephen Hemminger
2019-10-01  9:10               ` Gaëtan Rivet
2019-10-01  9:49                 ` Jerin Jacob
2019-10-01 14:09                   ` Gaëtan Rivet
2019-10-01 14:26                     ` Jerin Jacob
2019-10-03  7:58             ` [dpdk-dev] [PATCH v2] " Gaetan Rivet
2019-10-04 12:55               ` [dpdk-dev] [PATCH v3] " Gaetan Rivet
2019-10-07  1:27                 ` Vamsi Krishna Attunuru
2019-10-23  8:44                   ` Gaëtan Rivet
2019-10-25 11:59                 ` Jerin Jacob
2019-10-25 12:50                   ` Gaëtan Rivet
2019-10-25 13:24                     ` Jerin Jacob
2019-10-25 14:41                 ` [dpdk-dev] [PATCH v4] " Gaetan Rivet
2019-10-25 15:01                   ` Jerin Jacob
2019-10-25 15:46                   ` [dpdk-dev] [PATCH v5] " Gaetan Rivet
2019-10-25 15:51                     ` Jerin Jacob
2020-01-22 16:51                     ` Pavan Nikhilesh Bhagavatula
2020-01-23  9:20                       ` Gaetan Rivet
2020-01-23  9:58                     ` [dpdk-dev] [PATCH v7] " Gaetan Rivet
2020-02-03  5:16                       ` Pavan Nikhilesh Bhagavatula
2020-02-03 22:21                         ` Thomas Monjalon
2020-02-04 10:03                           ` Gaetan Rivet
2020-02-04 11:07                             ` Thomas Monjalon
2020-02-04 12:43                               ` Gaetan Rivet
2020-02-04 15:06                                 ` Thomas Monjalon
2020-02-04 16:02                                   ` Gaetan Rivet
2020-02-10 14:51                                     ` Jerin Jacob
2020-02-10 15:27                                       ` Thomas Monjalon
2020-02-10 16:33                                         ` Jerin Jacob
2020-04-03  3:30                                           ` [dpdk-dev] [PATCH] [v1 1/1] examples/l2fwd: add cmdline option for forwarding port info vattunuru
2020-04-03 12:51                                             ` Andrzej Ostruszka [C]
2020-04-05  3:49                                               ` Vamsi Krishna Attunuru
2020-04-05  3:52                                             ` [dpdk-dev] [PATCH] [v2 " vattunuru
2020-04-06  9:32                                               ` Andrzej Ostruszka [C]
2020-04-26 21:19                                               ` Thomas Monjalon
2020-04-27  7:59                                               ` [dpdk-dev] [PATCH v3] " pbhagavatula
2020-04-27  9:19                                                 ` Sunil Kumar Kori
2020-04-27  9:36                                                   ` Andrzej Ostruszka [C]
2020-04-27 10:14                                                     ` Sunil Kumar Kori
2020-04-27 16:38                                                   ` Pavan Nikhilesh Bhagavatula
2020-04-27 16:49                                                     ` Sunil Kumar Kori
2020-04-27 18:31                                                 ` [dpdk-dev] [PATCH v4] " pbhagavatula
2020-04-28  5:54                                                   ` Sunil Kumar Kori
2020-05-01 14:00                                                   ` Varghese, Vipin
2020-05-01 15:14                                                     ` Pavan Nikhilesh Bhagavatula
2020-05-02  4:34                                                       ` Varghese, Vipin
2020-05-11  0:23                                                         ` Pavan Nikhilesh Bhagavatula
2020-05-24 16:13                                                           ` Thomas Monjalon
2020-05-25  9:29                                                             ` Bruce Richardson
2020-07-04 13:36                                                               ` Jerin Jacob
2020-07-05 12:23                                                                 ` Thomas Monjalon
2020-04-04 16:34                                           ` Jerin Jacob Kollanukkaran [this message]
2023-06-14 19:33                       ` [dpdk-dev] [PATCH v7] eal: add manual probing option Stephen Hemminger
2023-06-26 16:12                         ` Gaëtan Rivet

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