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From: Antti Kantee <pooka@iki.fi>
To: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 4/7] eal: support different modules
Date: Mon, 03 Jun 2013 18:08:53 +0200	[thread overview]
Message-ID: <51ACBF95.1030109@iki.fi> (raw)
In-Reply-To: <51AC5A99.1050207@6wind.com>

On 03.06.2013 10:58, Damien Millescamps wrote:
>>   };
>>
>> -/** Device needs igb_uio kernel module */
>> -#define RTE_PCI_DRV_NEED_IGB_UIO 0x0001
>>   /** Device driver must be registered several times until failure */
>> -#define RTE_PCI_DRV_MULTIPLE 0x0002
>> +#define RTE_PCI_DRV_MULTIPLE 0x0001
> You are breaking a public API here, and I don't see any technical reason
> to do so. The RTE_PCI_DRV_NEED_IGB_UIO flag could be deprecated, but
> there is no way its value could be recycled into an already existing flag.

Is breaking the API a bad thing in this context?  IMHO the 
initialization APIs need work before they're general enough and 
perpetually supporting the current ones seems like an unnecessary 
burden.  I'm trying to understand the general guidelines of the project.

(and nittily, recycling flag values is fine for static-only libs as long 
as you remove the old macro, but of course removal is the API breakage 
you mentioned)

  parent reply	other threads:[~2013-06-03 16:08 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-30 17:12 [dpdk-dev] [PATCH 0/7] Vyatta patches Stephen Hemminger
2013-05-30 17:12 ` [dpdk-dev] [PATCH 1/7] [PATCH 4/8] igb: workaround errata with wthresh on 82576 Stephen Hemminger
2013-06-05 14:22   ` Vincent JARDIN
2013-06-12 10:06     ` [dpdk-dev] [PATCH 1/7] " Thomas Monjalon
2013-05-30 17:12 ` [dpdk-dev] [PATCH 2/7] rte_timer: optimize for empty case Stephen Hemminger
2013-06-05 14:25   ` Vincent JARDIN
2013-06-12 10:07     ` Thomas Monjalon
2013-05-30 17:12 ` [dpdk-dev] [PATCH 3/7] optimize log/panic Stephen Hemminger
2013-06-05 14:34   ` Vincent JARDIN
2013-06-12 10:09     ` Thomas Monjalon
2013-05-30 17:12 ` [dpdk-dev] [PATCH 4/7] eal: support different modules Stephen Hemminger
2013-06-03  8:58   ` Damien Millescamps
2013-06-03 15:41     ` Stephen Hemminger
2013-06-03 16:36       ` Thomas Monjalon
2013-06-03 17:26         ` Stephen Hemminger
2013-06-04  9:17           ` Damien Millescamps
2013-06-03 16:08     ` Antti Kantee [this message]
2013-06-03 16:29       ` Thomas Monjalon
2013-06-03 17:25         ` Stephen Hemminger
2013-06-03 18:40         ` Antti Kantee
2013-05-30 17:12 ` [dpdk-dev] [PATCH 5/7] pci: support multiple PCI regions per device Stephen Hemminger
2013-06-03 16:41   ` Thomas Monjalon
2013-06-05 14:50   ` Damien Millescamps
2013-06-05 15:49     ` Stephen Hemminger
2013-06-05 18:05       ` Damien Millescamps
2013-06-05 21:33         ` Stephen Hemminger
2013-06-18  1:28           ` somnath kotur
2013-07-16  8:53             ` Thomas Monjalon
2013-07-19 16:44               ` Stephen Hemminger
2013-05-30 17:12 ` [dpdk-dev] [PATCH 6/7] igb_uio: pci_block_user_cfg_access is unsafe, remove it Stephen Hemminger
2013-05-30 17:12 ` [dpdk-dev] [PATCH 7/7] eal: add ability to override DPDK syslog parameters Stephen Hemminger
2013-06-05 14:36   ` Vincent JARDIN
2013-06-12 10:18     ` Thomas Monjalon
2013-05-30 22:20 ` [dpdk-dev] [PATCH 0/7] Vyatta patches Thomas Monjalon
2013-05-31  9:29 ` Damien Millescamps
2013-05-31 15:45   ` Stephen Hemminger
2013-05-31 16:44     ` Damien Millescamps
2013-05-31 17:00       ` Stephen Hemminger
2013-06-03 15:22 ` Thomas Monjalon

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