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From: Akihiko Odaki <akihiko.odaki@daynix.com>
To: "Ruifeng Wang" <Ruifeng.Wang@arm.com>,
	"Bruce Richardson" <bruce.richardson@intel.com>,
	"Juraj Linkeš" <juraj.linkes@pantheon.tech>
Cc: "dev@dpdk.org" <dev@dpdk.org>, nd <nd@arm.com>
Subject: Re: [PATCH 1/2] config/arm: Do not require processor information
Date: Thu, 4 May 2023 16:47:23 +0900	[thread overview]
Message-ID: <aae994b0-d7a7-bc31-0807-87f9fbb76968@daynix.com> (raw)
In-Reply-To: <5fc6d4d7-0e2f-781d-b0ab-8babf02d7b10@daynix.com>

On 2023/04/20 16:12, Akihiko Odaki wrote:
> On 2023/04/20 16:10, Ruifeng Wang wrote:
>>> -----Original Message-----
>>> From: Akihiko Odaki <akihiko.odaki@daynix.com>
>>> Sent: Thursday, April 20, 2023 9:40 AM
>>> To: Ruifeng Wang <Ruifeng.Wang@arm.com>; Bruce Richardson 
>>> <bruce.richardson@intel.com>;
>>> Juraj Linkeš <juraj.linkes@pantheon.tech>
>>> Cc: dev@dpdk.org; nd <nd@arm.com>
>>> Subject: Re: [PATCH 1/2] config/arm: Do not require processor 
>>> information
>>>
>>> On 2023/04/17 16:41, Ruifeng Wang wrote:
>>>>> -----Original Message-----
>>>>> From: Akihiko Odaki <akihiko.odaki@daynix.com>
>>>>> Sent: Friday, April 14, 2023 8:42 PM
>>>>> To: Ruifeng Wang <Ruifeng.Wang@arm.com>; Bruce Richardson
>>>>> <bruce.richardson@intel.com>
>>>>> Cc: dev@dpdk.org; Akihiko Odaki <akihiko.odaki@daynix.com>
>>>>> Subject: [PATCH 1/2] config/arm: Do not require processor information
>>>>>
>>>>> DPDK can be built even without exact processor information for x86
>>>>> and ppc so allow to build for Arm even if we don't know the 
>>>>> targeted processor is
>>> unknown.
>>>>
>>>> Hi Akihiko,
>>>>
>>>> The design idea was to require an explicit generic build.
>>>> Default/native build doesn't fall back to generic build when SoC 
>>>> info is not on the list.
>>>> So the user has less chance to generate a suboptimal binary by 
>>>> accident.
>>>
>>> Hi,
>>>
>>> It is true that the suboptimal binary can result, but the rationale 
>>> here is that we
>>> tolerate that for x86 and ppc so it should not really matter for Arm 
>>> too. On x86 and ppc
>>> you don't need to modify meson.build just to run dts on a development 
>>> machine.
>>
>> What modification do you need for a development machine?
>> I suppose "meson setup build -Dplatform=generic" will generate a 
>> binary that can run
>> on your development machine.
> 
> I didn't describe the situation well. I use DPDK Test Suite for testing 
> and it determines what flags to be passed to Meson. You need to modify 
> DPDK's meson.build or DTS to get it built.
> 
>>
>>>
>>> Regards,
>>> Akihiko Odaki

Hi,

Can you have a look at this again?

Regards,
Akihiko Odaki

  reply	other threads:[~2023-05-04  7:47 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-14 12:41 [PATCH 0/2] Enable generic Arm build Akihiko Odaki
2023-04-14 12:41 ` [PATCH 1/2] config/arm: Do not require processor information Akihiko Odaki
2023-04-17  7:41   ` Ruifeng Wang
2023-04-20  1:40     ` Akihiko Odaki
2023-04-20  7:10       ` Ruifeng Wang
2023-04-20  7:12         ` Akihiko Odaki
2023-05-04  7:47           ` Akihiko Odaki [this message]
2023-05-04  9:43             ` Ruifeng Wang
2023-05-04 15:08               ` Akihiko Odaki
2023-05-29  7:37                 ` Juraj Linkeš
2023-04-14 12:41 ` [PATCH 2/2] config/arm: Enable NUMA for generic Arm build Akihiko Odaki
2023-04-20  7:20   ` Ruifeng Wang
2023-04-22  5:26     ` Akihiko Odaki

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