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From: Thomas Monjalon <thomas.monjalon-pdR9zngts4EAvxtiuMwx3w@public.gmane.org>
To: "John W. Linville" <linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
Cc: dev-VfR2kkLFssw@public.gmane.org
Subject: Re: [PATCH] librte_pmd_packet: add PMD for AF_PACKET-based	virtual devices
Date: Tue, 15 Jul 2014 23:27:45 +0200	[thread overview]
Message-ID: <5622385.bvoogjtUK7@xps13> (raw)
In-Reply-To: <20140714134616.GC27848-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>

2014-07-14 09:46, John W. Linville:
> On Sat, Jul 12, 2014 at 12:34:46AM +0200, Thomas Monjalon wrote:
> > 2014-07-11 13:40, John W. Linville:
> > > Is there an example of code in DPDK that requires specific kernel
> > > versions?  What is the preferred method for coding such dependencies?
> > 
> > No there is no userspace code checking kernel version in DPDK.
> > Feel free to use what you think the best method.
> > Please keep in mind that checking version number is a maintenance
> > nightmare
> > because of backports (like RedHat do ;).
> 
> I suppose that it could be a configuration option?

If there is no other way to configure kernel-dependent features, we can add 
options. But I feel that relying on a macro (#ifdef) would be better if such 
macro exist.

-- 
Thomas

  parent reply	other threads:[~2014-07-15 21:27 UTC|newest]

Thread overview: 76+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-10 20:32 [PATCH] librte_pmd_packet: add PMD for AF_PACKET-based virtual devices John W. Linville
     [not found] ` <D0158A423229094DA7ABF71CF2FA0DA3117D3A23@shsmsx102.ccr.corp.intel.com>
     [not found]   ` <D0158A423229094DA7ABF71CF2FA0DA3117D3A23-E2R4CRU6q/6iAffOGbnezLfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 17:20     ` Zhou, Danny
     [not found]       ` <DFDF335405C17848924A094BC35766CF0A8A13E6-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 17:40         ` John W. Linville
2014-07-11 19:04           ` Zhou, Danny
     [not found]             ` <DFDF335405C17848924A094BC35766CF0A8A150F-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 19:31               ` John W. Linville
     [not found]                 ` <20140711193139.GJ25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 20:27                   ` Zhou, Danny
     [not found]                     ` <DFDF335405C17848924A094BC35766CF0A8A154C-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 20:31                       ` Shaw, Jeffrey B
     [not found]                         ` <4032A54B6BB5F04B8C08B6CFF08C59285544ECD5-AtyAts71sc9Qxe9IK+vIArfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 20:35                           ` Zhou, Danny
     [not found]                             ` <DFDF335405C17848924A094BC35766CF0A8A16E3-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 20:40                               ` John W. Linville
     [not found]           ` <20140711174042.GE25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 18:01             ` Zhou, Danny
     [not found]               ` <DFDF335405C17848924A094BC35766CF0A8A14B1-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 18:46                 ` John W. Linville
     [not found]                   ` <20140711184648.GH25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-12  0:42                     ` Zhou, Danny
     [not found]                       ` <DFDF335405C17848924A094BC35766CF0A8A186D-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-14 13:45                         ` John W. Linville
2014-07-11 22:34             ` Thomas Monjalon
2014-07-14 13:46               ` John W. Linville
     [not found]                 ` <20140714134616.GC27848-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-15 21:27                   ` Thomas Monjalon [this message]
2014-07-16 12:35                     ` Neil Horman
     [not found]                       ` <20140716123530.GA22437-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-07-16 13:37                         ` Thomas Monjalon
2014-07-16 14:07                     ` John W. Linville
     [not found]                       ` <20140716140744.GD13555-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-16 14:26                         ` Thomas Monjalon
2014-07-16 15:59                           ` Shaw, Jeffrey B
     [not found] ` <1405024369-30058-1-git-send-email-linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 13:11   ` Stephen Hemminger
2014-07-11 14:49     ` John W. Linville
     [not found]       ` <20140711144912.GA25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 15:06         ` Richardson, Bruce
     [not found]           ` <59AF69C657FD0841A61C55336867B5B0343ACD8B-kPTMFJFq+rELt2AQoY/u9bfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 15:16             ` Stephen Hemminger
2014-07-11 16:07               ` Richardson, Bruce
2014-07-11 15:29             ` Venkatesan, Venky
     [not found]               ` <1FD9B82B8BF2CF418D9A1000154491D974124465-P5GAC/sN6hlcIJlls4ac1rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 15:33                 ` John W. Linville
     [not found]                   ` <20140711153309.GD25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 16:29                     ` Venkatesan, Venky
2014-07-11 13:26   ` Thomas Monjalon
2014-07-11 14:51     ` John W. Linville
     [not found]       ` <20140711145152.GB25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 15:04         ` Thomas Monjalon
2014-07-11 15:30           ` John W. Linville
     [not found]             ` <20140711153006.GC25478-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-11 16:47               ` Thomas Monjalon
2014-07-11 17:38                 ` Richardson, Bruce
     [not found]                   ` <59AF69C657FD0841A61C55336867B5B0343ACEB1-kPTMFJFq+rELt2AQoY/u9bfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-11 17:41                     ` John W. Linville
2014-07-12 11:48                 ` Neil Horman
2014-07-11 22:30   ` Thomas Monjalon
2014-07-14 17:53     ` John W. Linville
2014-07-11 22:51   ` Bruce Richardson
     [not found]     ` <20140711225108.GA9381-IWE99D/oH1/+pXziaqXtF9h3ngVCH38I@public.gmane.org>
2014-07-14 13:48       ` John W. Linville
     [not found]         ` <20140714134832.GD27848-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-14 17:35           ` John W. Linville
2014-07-14 18:24   ` [PATCH v2] " John W. Linville
     [not found]     ` <1405362290-6753-1-git-send-email-linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-15  0:15       ` Zhou, Danny
     [not found]         ` <DFDF335405C17848924A094BC35766CF0A8A4F83-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-15 12:17           ` Neil Horman
     [not found]             ` <20140715121743.GA14273-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-07-15 14:01               ` John W. Linville
     [not found]                 ` <20140715140111.GA26012-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-07-15 15:40                   ` Zhou, Danny
     [not found]                     ` <DFDF335405C17848924A094BC35766CF0A8AF52C-0J0gbvR4kTggGBtAFL8yw7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-07-15 19:08                       ` John W. Linville
2014-07-15 20:31                   ` Neil Horman
     [not found]                     ` <20140715203108.GA20273-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-07-15 20:41                       ` Zhou, Danny
2014-07-15 15:34               ` Zhou, Danny
2014-09-12 18:05       ` John W. Linville
     [not found]         ` <20140912180523.GB7145-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-09-12 18:31           ` Zhou, Danny
     [not found]             ` <DFDF335405C17848924A094BC35766CF0A935AEE-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-09-12 18:54               ` John W. Linville
     [not found]                 ` <20140912185423.GD7145-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-09-12 20:35                   ` Zhou, Danny
     [not found]                     ` <DFDF335405C17848924A094BC35766CF0A935E75-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-09-15 15:09                       ` Neil Horman
     [not found]                         ` <20140915150946.GA11690-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-09-15 15:15                           ` John W. Linville
2014-09-15 15:43                           ` Zhou, Danny
     [not found]                             ` <DFDF335405C17848924A094BC35766CF0A93A24C-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-09-15 16:22                               ` Neil Horman
     [not found]                                 ` <20140915162244.GB11690-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-09-15 17:48                                   ` John W. Linville
     [not found]                                     ` <20140915174822.GG28459-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-09-15 19:11                                       ` Zhou, Danny
2014-09-16 20:16           ` Neil Horman
     [not found]             ` <20140916201601.GF3792-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-09-26  9:28               ` Thomas Monjalon
2014-09-26 14:08                 ` Neil Horman
     [not found]                   ` <20140926140855.GD3930-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-09-29 10:05                     ` Bruce Richardson
2014-10-08 15:57                       ` Thomas Monjalon
2014-10-08 19:14                         ` Neil Horman
     [not found]                           ` <20141008191403.GB13306-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-11-13 10:03                             ` Thomas Monjalon
2014-11-13 11:14                               ` Neil Horman
     [not found]                                 ` <20141113111428.GA13253-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-11-13 11:57                                   ` Thomas Monjalon
2014-11-14  0:42                                     ` Neil Horman
     [not found]                                       ` <20141114004208.GA14230-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2014-11-14 14:45                                         ` John W. Linville
     [not found]                                           ` <20141114144536.GC1893-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-11-17 15:57                                             ` [PATCH v3] librte_pmd_af_packet: " John W. Linville
     [not found]                                               ` <1416239878-3556-1-git-send-email-linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
2014-11-24 16:16                                                 ` Thomas Monjalon
2014-11-17 11:19                                     ` [PATCH v2] librte_pmd_packet: " Neil Horman
     [not found]                                       ` <20141117111919.GA17886-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2014-11-17 11:22                                         ` Thomas Monjalon

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