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From: "Hunt, David" <david.hunt@intel.com>
To: Panu Matilainen <pmatilai@redhat.com>, dev@dpdk.org
Subject: Re: [PATCH v3 4/4] mempool: add in the RTE_NEXT_ABI for ABI breakages
Date: Wed, 9 Mar 2016 11:30:57 +0000	[thread overview]
Message-ID: <56E00971.8040905@intel.com> (raw)
In-Reply-To: <56DFFF06.3080209@redhat.com>

Hi Panu,

On 3/9/2016 10:46 AM, Panu Matilainen wrote:
> On 03/09/2016 11:50 AM, David Hunt wrote:
>> This patch is for those people who want to be easily able to switch
>> between the new mempool layout and the old. Change the value of
>> RTE_NEXT_ABI in common_base config file
>
> I guess the idea here is to document how to switch between the ABIs 
> but to me this reads as if this patch is supposed to change the value 
> in common_base. Of course there's  no such change included (nor should 
> there be) here, but the description could use some fine-tuning perhaps.
>

You're right, I'll clarify the comments. v4 due soon.

>>
>> v3: Updated to take re-work of file layouts into consideration
>>
>> v2: Kept all the NEXT_ABI defs to this patch so as to make the
>> previous patches easier to read, and also to imake it clear what
>> code is necessary to keep ABI compatibility when NEXT_ABI is
>> disabled.
>
> Maybe its just me, but:
> I can see why NEXT_ABI is in a separate patch for review purposes but 
> for final commit this split doesn't seem right to me. In any case its 
> quite a large change for NEXT_ABI.
>

The patch basically re-introduces the old (pre-mempool) code as the 
refactoring of the code would have made the NEXT_ABI additions totally 
unreadable. I think this way is the lesser of two evils.

> In any case, you should add a deprecation notice for the oncoming ABI 
> break in 16.07.
>

Sure, I'll add that in v4.


>     - Panu -
>
Thanks for the comments,
Regards,
David.

  reply	other threads:[~2016-03-09 11:30 UTC|newest]

Thread overview: 238+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-26 17:25 [PATCH 0/5] add external mempool manager David Hunt
2016-01-26 17:25 ` [PATCH 1/5] mempool: add external mempool manager support David Hunt
2016-01-28 17:52   ` Jerin Jacob
2016-02-03 14:16     ` Hunt, David
2016-02-04 13:23       ` Jerin Jacob
2016-02-04 14:52   ` Olivier MATZ
2016-02-04 16:47     ` Hunt, David
2016-02-08 11:02       ` Olivier MATZ
2016-02-04 17:34     ` Hunt, David
2016-02-05  9:26       ` Olivier MATZ
2016-03-01 13:32     ` Hunt, David
2016-03-04  9:05       ` Olivier MATZ
2016-03-08 10:04         ` Hunt, David
2016-01-26 17:25 ` [PATCH 2/5] memool: add stack (lifo) based external mempool handler David Hunt
2016-02-04 15:02   ` Olivier MATZ
2016-01-26 17:25 ` [PATCH 3/5] mempool: add custom external mempool handler example David Hunt
2016-01-28 17:54   ` Jerin Jacob
2016-01-26 17:25 ` [PATCH 4/5] mempool: add autotest for external mempool custom example David Hunt
2016-01-26 17:25 ` [PATCH 5/5] mempool: allow rte_pktmbuf_pool_create switch between memool handlers David Hunt
2016-02-05 10:11   ` Olivier MATZ
2016-01-28 17:26 ` [PATCH 0/5] add external mempool manager Jerin Jacob
2016-01-29 13:40   ` Hunt, David
2016-01-29 17:16     ` Jerin Jacob
2016-02-16 14:48 ` [PATCH 0/6] " David Hunt
2016-02-16 14:48   ` [PATCH 1/6] mempool: add external mempool manager support David Hunt
2016-02-16 19:27     ` [dpdk-dev, " Jan Viktorin
2016-02-19 13:30     ` [PATCH " Olivier MATZ
2016-02-29 11:11       ` Hunt, David
2016-03-04  9:04         ` Olivier MATZ
2016-02-16 14:48   ` [PATCH 2/6] mempool: add stack (lifo) based external mempool handler David Hunt
2016-02-19 13:31     ` Olivier MATZ
2016-02-29 11:04       ` Hunt, David
2016-03-04  9:04         ` Olivier MATZ
2016-03-08 20:45       ` Venkatesan, Venky
2016-03-09 14:53         ` Olivier MATZ
2016-02-16 14:48   ` [PATCH 3/6] mempool: adds a simple ring-based mempool handler using mallocs for objects David Hunt
2016-02-16 14:48   ` [PATCH 4/6] mempool: add autotest for external mempool custom example David Hunt
2016-02-16 14:48   ` [PATCH 5/6] mempool: allow rte_pktmbuf_pool_create switch between memool handlers David Hunt
2016-02-16 14:48   ` [PATCH 6/6] mempool: add in the RTE_NEXT_ABI protection for ABI breakages David Hunt
2016-02-19 13:33     ` Olivier MATZ
2016-02-19 13:25   ` [PATCH 0/6] external mempool manager Olivier MATZ
2016-02-29 10:55     ` Hunt, David
2016-03-09  9:50   ` [PATCH v3 0/4] " David Hunt
2016-03-09  9:50     ` [PATCH v3 1/4] mempool: add external mempool manager support David Hunt
2016-04-11 22:52       ` Yuanhan Liu
2016-03-09  9:50     ` [PATCH v3 2/4] mempool: add custom mempool handler example David Hunt
2016-03-09  9:50     ` [PATCH v3 3/4] mempool: allow rte_pktmbuf_pool_create switch between memool handlers David Hunt
2016-03-09 10:54       ` Panu Matilainen
2016-03-09 11:38         ` Hunt, David
2016-03-09 11:44           ` Panu Matilainen
2016-03-09  9:50     ` [PATCH v3 4/4] mempool: add in the RTE_NEXT_ABI for ABI breakages David Hunt
2016-03-09 10:46       ` Panu Matilainen
2016-03-09 11:30         ` Hunt, David [this message]
2016-03-09 14:59           ` Olivier MATZ
2016-03-09 16:28             ` Hunt, David
2016-03-09 16:31               ` Olivier MATZ
2016-03-09 16:39                 ` Hunt, David
2016-03-09 11:10     ` [PATCH v3 0/4] external mempool manager Hunt, David
2016-04-11 22:46     ` Yuanhan Liu
2016-04-14 13:57     ` [PATCH v4 0/3] " Olivier Matz
2016-04-14 13:57       ` [PATCH v4 1/3] mempool: support external handler Olivier Matz
2016-04-14 13:57       ` [PATCH v4 2/3] app/test: test external mempool handler Olivier Matz
2016-04-14 13:57       ` [PATCH v4 3/3] mbuf: get default mempool handler from configuration Olivier Matz
2016-05-19 13:44       ` mempool: external mempool manager David Hunt
2016-05-19 13:44         ` [PATCH v5 1/3] mempool: support external handler David Hunt
2016-05-23 12:35           ` [dpdk-dev,v5,1/3] " Jan Viktorin
2016-05-24 14:04             ` Hunt, David
2016-05-31  9:09             ` Hunt, David
2016-05-31 12:06               ` Jan Viktorin
2016-05-31 13:47                 ` Hunt, David
2016-05-31 20:40                   ` Olivier MATZ
2016-06-01  9:39                     ` Hunt, David
2016-06-01 12:30                     ` Jan Viktorin
2016-05-24 15:35           ` [PATCH v5 1/3] " Jerin Jacob
2016-05-27  9:52             ` Hunt, David
2016-05-27 10:33               ` Jerin Jacob
2016-05-27 14:44                 ` Hunt, David
2016-05-30  9:41                   ` Jerin Jacob
2016-05-30 11:27                     ` Hunt, David
2016-05-31  8:53                       ` Jerin Jacob
2016-05-31 15:37                         ` Hunt, David
2016-05-31 16:03                           ` Jerin Jacob
2016-05-31 20:41                             ` Olivier MATZ
2016-05-31 21:11                               ` Jerin Jacob
2016-06-01 10:46                                 ` Hunt, David
2016-06-01 11:18                                   ` Jerin Jacob
2016-05-19 13:45         ` [PATCH v5 2/3] app/test: test external mempool handler David Hunt
2016-05-23 12:45           ` [dpdk-dev, v5, " Jan Viktorin
2016-05-31  9:17             ` Hunt, David
2016-05-31 12:14               ` Jan Viktorin
2016-05-31 20:40                 ` Olivier MATZ
2016-05-19 13:45         ` [PATCH v5 3/3] mbuf: get default mempool handler from configuration David Hunt
2016-05-23 12:40           ` [dpdk-dev, v5, " Jan Viktorin
2016-05-31  9:26             ` Hunt, David
2016-06-01 16:19         ` [PATCH v6 0/5] mempool: add external mempool manager David Hunt
2016-06-01 16:19           ` [PATCH v6 1/5] mempool: support external handler David Hunt
2016-06-01 16:29             ` Hunt, David
2016-06-01 17:54             ` Jan Viktorin
2016-06-02  9:11               ` Hunt, David
2016-06-02 11:23               ` Hunt, David
2016-06-02 13:43                 ` Jan Viktorin
2016-06-01 16:19           ` [PATCH v6 2/5] mempool: remove rte_ring from rte_mempool struct David Hunt
2016-06-01 16:19           ` [PATCH v6 3/5] mempool: add default external mempool handler David Hunt
2016-06-01 16:19           ` [PATCH v6 4/5] app/test: test " David Hunt
2016-06-01 16:19           ` [PATCH v6 5/5] mbuf: get default mempool handler from configuration David Hunt
2016-06-02 13:27           ` [PATCH v7 0/5] mempool: add external mempool manager David Hunt
2016-06-02 13:27             ` [PATCH v7 1/5] mempool: support external mempool operations David Hunt
2016-06-02 13:38               ` [PATCH v7 0/5] mempool: add external mempool manager Hunt, David
2016-06-03  6:38               ` [PATCH v7 1/5] mempool: support external mempool operations Jerin Jacob
2016-06-03 10:28                 ` Hunt, David
2016-06-03 10:49                   ` Jerin Jacob
2016-06-03 11:07                   ` Olivier MATZ
2016-06-03 11:42                     ` Jan Viktorin
2016-06-03 12:10                     ` Hunt, David
2016-06-03 12:28               ` Olivier MATZ
2016-06-02 13:27             ` [PATCH v7 2/5] mempool: remove rte_ring from rte_mempool struct David Hunt
2016-06-03 12:28               ` Olivier MATZ
2016-06-03 14:17                 ` Hunt, David
2016-06-02 13:27             ` [PATCH v7 3/5] mempool: add default external mempool ops David Hunt
2016-06-02 13:27             ` [PATCH v7 4/5] app/test: test external mempool manager David Hunt
2016-06-02 13:27             ` [PATCH v7 5/5] mbuf: allow apps to change default mempool ops David Hunt
2016-06-03 12:28               ` Olivier MATZ
2016-06-03 14:06                 ` Hunt, David
2016-06-03 14:10                   ` Olivier Matz
2016-06-03 14:14                     ` Hunt, David
2016-06-03 14:58             ` [PATCH v8 0/5] mempool: add external mempool manager David Hunt
2016-06-03 14:58               ` [PATCH v8 1/3] mempool: support external mempool operations David Hunt
2016-06-06 14:32                 ` Shreyansh Jain
2016-06-06 14:38                 ` Shreyansh Jain
2016-06-07  9:25                   ` Hunt, David
2016-06-08 13:48                     ` Shreyansh Jain
2016-06-09  9:39                       ` Hunt, David
2016-06-09 10:31                         ` Jerin Jacob
2016-06-09 11:06                           ` Hunt, David
2016-06-09 11:49                           ` Shreyansh Jain
2016-06-09 12:30                             ` Jerin Jacob
2016-06-09 13:03                               ` Shreyansh Jain
2016-06-09 13:18                               ` Hunt, David
2016-06-09 13:37                                 ` Jerin Jacob
2016-06-09 11:41                         ` Shreyansh Jain
2016-06-09 12:55                           ` Hunt, David
2016-06-09 13:09                         ` Jan Viktorin
2016-06-10  7:29                           ` Olivier Matz
2016-06-10  8:49                             ` Jan Viktorin
2016-06-10  9:02                               ` Hunt, David
2016-06-10  9:34                             ` Hunt, David
2016-06-10 11:29                               ` Shreyansh Jain
2016-06-10 11:13                             ` Jerin Jacob
2016-06-10 11:37                             ` Shreyansh Jain
2016-06-07  9:05                 ` Shreyansh Jain
2016-06-08 12:13                 ` Olivier Matz
2016-06-09 10:33                   ` Hunt, David
2016-06-08 14:28                 ` Shreyansh Jain
2016-06-03 14:58               ` [PATCH v8 2/3] app/test: test external mempool manager David Hunt
2016-06-03 14:58               ` [PATCH v8 3/3] mbuf: make default mempool ops configurable at build David Hunt
2016-06-10 15:16               ` [PATCH v9 0/3] mempool: add external mempool manager David Hunt
2016-06-10 15:16                 ` [PATCH v9 1/3] mempool: support external mempool operations David Hunt
2016-06-13 12:16                   ` Olivier Matz
2016-06-13 13:46                     ` Hunt, David
2016-06-10 15:16                 ` [PATCH v9 2/3] app/test: test external mempool manager David Hunt
2016-06-10 15:16                 ` [PATCH v9 3/3] mbuf: make default mempool ops configurable at build David Hunt
2016-06-14  9:46                 ` [PATCH v10 0/3] mempool: add external mempool manager David Hunt
2016-06-14  9:46                   ` [PATCH v10 1/3] mempool: support external mempool operations David Hunt
2016-06-14 11:38                     ` Shreyansh Jain
2016-06-14 12:55                     ` Thomas Monjalon
2016-06-14 13:20                       ` Hunt, David
2016-06-14 13:29                         ` Thomas Monjalon
2016-06-14  9:46                   ` [PATCH v10 2/3] app/test: test external mempool manager David Hunt
2016-06-14 11:39                     ` Shreyansh Jain
2016-06-14  9:46                   ` [PATCH v10 3/3] mbuf: make default mempool ops configurable at build David Hunt
2016-06-14 11:45                     ` Shreyansh Jain
2016-06-14 12:32                   ` [PATCH v10 0/3] mempool: add external mempool manager Olivier MATZ
2016-06-14 15:48                   ` [PATCH v11 " David Hunt
2016-06-14 15:48                     ` [PATCH v11 1/3] mempool: support external mempool operations David Hunt
2016-06-14 16:08                       ` Thomas Monjalon
2016-06-14 15:49                     ` [PATCH v11 2/3] app/test: test external mempool manager David Hunt
2016-06-14 15:49                     ` [PATCH v11 3/3] mbuf: make default mempool ops configurable at build David Hunt
2016-06-15  7:47                     ` [PATCH v12 0/3] mempool: add external mempool manager David Hunt
2016-06-15  7:47                       ` [PATCH v12 1/3] mempool: support external mempool operations David Hunt
2016-06-15 10:14                         ` Jan Viktorin
2016-06-15 10:29                           ` Hunt, David
2016-06-15 11:26                             ` Jan Viktorin
2016-06-15 11:38                             ` Thomas Monjalon
2016-06-15  7:47                       ` [PATCH v12 2/3] app/test: test external mempool manager David Hunt
2016-06-15  7:47                       ` [PATCH v12 3/3] mbuf: make default mempool ops configurable at build David Hunt
2016-06-15 10:13                       ` [PATCH v12 0/3] mempool: add external mempool manager Jan Viktorin
2016-06-15 11:47                         ` Hunt, David
2016-06-15 12:03                           ` Olivier MATZ
2016-06-15 12:38                             ` Hunt, David
2016-06-15 13:50                               ` Olivier MATZ
2016-06-15 14:02                                 ` Hunt, David
2016-06-15 14:10                                   ` Olivier MATZ
2016-06-15 14:47                                     ` Jan Viktorin
2016-06-15 16:03                                       ` Hunt, David
2016-06-15 16:34                             ` Hunt, David
2016-06-15 16:40                               ` Olivier MATZ
2016-06-16  4:35                                 ` Shreyansh Jain
2016-06-16  7:04                                   ` Hunt, David
2016-06-16  7:47                                 ` Hunt, David
2016-06-16  8:47                                   ` Olivier MATZ
2016-06-16  8:55                                     ` Hunt, David
2016-06-16  8:58                                       ` Olivier MATZ
2016-06-16 11:34                                         ` Hunt, David
2016-06-16 12:30                       ` [PATCH v13 " David Hunt
2016-06-16 12:30                         ` [PATCH v13 1/3] mempool: support external mempool operations David Hunt
2016-06-17  6:58                           ` Hunt, David
2016-06-17  8:08                             ` Olivier Matz
2016-06-17  8:42                               ` Hunt, David
2016-06-17  9:09                                 ` Thomas Monjalon
2016-06-17  9:24                                   ` Hunt, David
2016-06-17 10:19                                     ` Olivier Matz
2016-06-17 10:18                           ` Olivier Matz
2016-06-17 10:47                             ` Hunt, David
2016-06-16 12:30                         ` [PATCH v13 2/3] app/test: test external mempool manager David Hunt
2016-06-16 12:30                         ` [PATCH v13 3/3] mbuf: make default mempool ops configurable at build David Hunt
2016-06-17 13:53                         ` [PATCH v14 0/3] mempool: add mempool handler feature David Hunt
2016-06-17 13:53                           ` [PATCH v14 1/3] mempool: support mempool handler operations David Hunt
2016-06-17 14:35                             ` Jan Viktorin
2016-06-19 11:44                               ` Hunt, David
2016-06-17 13:53                           ` [PATCH v14 2/3] app/test: test mempool handler David Hunt
2016-06-17 14:37                             ` Jan Viktorin
2016-06-17 13:53                           ` [PATCH v14 3/3] mbuf: make default mempool ops configurable at build David Hunt
2016-06-17 14:41                             ` Jan Viktorin
2016-06-19 12:05                           ` [PATCH v15 0/3] mempool: add mempool handler feature David Hunt
2016-06-19 12:05                             ` [PATCH v15 1/3] mempool: support mempool handler operations David Hunt
2016-06-19 12:05                             ` [PATCH v15 2/3] app/test: test mempool handler David Hunt
2016-06-19 12:05                             ` [PATCH v15 3/3] mbuf: make default mempool ops configurable at build David Hunt
2016-06-22  7:56                             ` [PATCH v15 0/3] mempool: add mempool handler feature Thomas Monjalon
2016-06-22  8:02                               ` Thomas Monjalon
2016-06-22  9:27                             ` [PATCH v16 " David Hunt
2016-06-22  9:27                               ` [PATCH v16 1/3] mempool: support mempool handler operations David Hunt
2016-06-22  9:27                               ` [PATCH v16 2/3] app/test: test mempool handler David Hunt
2016-06-22  9:27                               ` [PATCH v16 3/3] mbuf: make default mempool ops configurable at build David Hunt
2016-06-23 21:22                               ` [PATCH v16 0/3] mempool: add mempool handler feature Thomas Monjalon
2016-06-24  4:55                                 ` Wiles, Keith
2016-06-24 11:20                                   ` Jan Viktorin
2016-06-24 11:24                                     ` Thomas Monjalon
2016-06-24 13:10                                       ` Jan Viktorin

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