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From: Bruce Richardson <bruce.richardson@intel.com>
To: Konstantin Ananyev <konstantin.ananyev@intel.com>
Cc: dev@dpdk.org, jerinj@marvell.com, ruifeng.wang@arm.com,
	vladimir.medvedkin@intel.com
Subject: Re: [dpdk-dev] [PATCH v2 07/12] acl: add infrastructure to support AVX512 classify
Date: Wed, 16 Sep 2020 10:11:28 +0100	[thread overview]
Message-ID: <20200916091128.GA1849@bricha3-MOBL.ger.corp.intel.com> (raw)
In-Reply-To: <20200915165025.543-8-konstantin.ananyev@intel.com>

On Tue, Sep 15, 2020 at 05:50:20PM +0100, Konstantin Ananyev wrote:
> Add necessary changes to support new AVX512 specific ACL classify
> algorithm:
>  - changes in meson.build to check that build tools
>    (compiler, assembler, etc.) do properly support AVX512.
>  - run-time checks to make sure target platform does support AVX512.
>  - dummy rte_acl_classify_avx512() for targets where AVX512
>    implementation couldn't be properly supported.
> 
> Signed-off-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
> ---

This all looks correct, though I wonder do you really need to check all
those AVX512 flags in each case? Since "F" is always present in any AVX512
implementation perhaps it can be checked, though if the other three always
need to be checked I can understand if you want to keep it there for
completeness. [Are all the other 3 used in your code?]

Acked-by: Bruce Richardson <bruce.richardson@intel.com>

  reply	other threads:[~2020-09-16  9:11 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-07 16:28 [dpdk-dev] [PATCH 20.11 0/7] acl: introduce AVX512 classify method Konstantin Ananyev
2020-08-07 16:28 ` [dpdk-dev] [PATCH 20.11 1/7] acl: fix x86 build when compiler doesn't support AVX2 Konstantin Ananyev
2020-08-07 16:28 ` [dpdk-dev] [PATCH 20.11 2/7] app/acl: few small improvements Konstantin Ananyev
2020-08-07 16:28 ` [dpdk-dev] [PATCH 20.11 3/7] acl: remove of unused enum value Konstantin Ananyev
2020-08-07 16:28 ` [dpdk-dev] [PATCH 20.11 4/7] acl: add infrastructure to support AVX512 classify Konstantin Ananyev
2020-08-07 16:28 ` [dpdk-dev] [PATCH 20.11 5/7] app/acl: add AVX512 classify support Konstantin Ananyev
2020-08-07 16:28 ` [dpdk-dev] [PATCH 20.11 6/7] acl: introduce AVX512 classify implementation Konstantin Ananyev
2020-08-07 16:28 ` [dpdk-dev] [PATCH 20.11 7/7] acl: enhance " Konstantin Ananyev
2020-09-15 16:50 ` [dpdk-dev] [PATCH v2 00/12] acl: introduce AVX512 classify method Konstantin Ananyev
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 01/12] acl: fix x86 build when compiler doesn't support AVX2 Konstantin Ananyev
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 02/12] doc: fix mixing classify methods in ACL guide Konstantin Ananyev
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 03/12] acl: remove of unused enum value Konstantin Ananyev
2020-09-27  3:27     ` Ruifeng Wang
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 04/12] acl: remove library constructor Konstantin Ananyev
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 05/12] app/acl: few small improvements Konstantin Ananyev
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 06/12] test/acl: expand classify test coverage Konstantin Ananyev
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 07/12] acl: add infrastructure to support AVX512 classify Konstantin Ananyev
2020-09-16  9:11     ` Bruce Richardson [this message]
2020-09-16  9:36       ` Medvedkin, Vladimir
2020-09-16  9:49         ` Bruce Richardson
2020-09-16 10:06           ` Ananyev, Konstantin
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 08/12] acl: introduce AVX512 classify implementation Konstantin Ananyev
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 09/12] acl: enhance " Konstantin Ananyev
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 10/12] acl: for AVX512 classify use 4B load whenever possible Konstantin Ananyev
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 11/12] test/acl: add AVX512 classify support Konstantin Ananyev
2020-09-15 16:50   ` [dpdk-dev] [PATCH v2 12/12] app/acl: " Konstantin Ananyev
2020-10-05 18:45   ` [dpdk-dev] [PATCH v3 00/14] acl: introduce AVX512 classify methods Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 01/14] acl: fix x86 build when compiler doesn't support AVX2 Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 02/14] doc: fix missing classify methods in ACL guide Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 03/14] acl: remove of unused enum value Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 04/14] acl: remove library constructor Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 05/14] app/acl: few small improvements Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 06/14] test/acl: expand classify test coverage Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 07/14] acl: add infrastructure to support AVX512 classify Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 08/14] acl: introduce 256-bit width AVX512 classify implementation Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 09/14] acl: update default classify algorithm selection Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 10/14] acl: introduce 512-bit width AVX512 classify implementation Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 11/14] acl: for AVX512 classify use 4B load whenever possible Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 12/14] acl: deduplicate AVX512 code paths Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 13/14] test/acl: add AVX512 classify support Konstantin Ananyev
2020-10-05 18:45     ` [dpdk-dev] [PATCH v3 14/14] app/acl: " Konstantin Ananyev
2020-10-06 15:03     ` [dpdk-dev] [PATCH v4 00/14] acl: introduce AVX512 classify methods Konstantin Ananyev
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 01/14] acl: fix x86 build when compiler doesn't support AVX2 Konstantin Ananyev
2020-10-08 13:42         ` [dpdk-dev] [dpdk-stable] " David Marchand
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 02/14] doc: fix missing classify methods in ACL guide Konstantin Ananyev
2020-10-08 13:42         ` David Marchand
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 03/14] acl: remove of unused enum value Konstantin Ananyev
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 04/14] acl: remove library constructor Konstantin Ananyev
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 05/14] app/acl: few small improvements Konstantin Ananyev
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 06/14] test/acl: expand classify test coverage Konstantin Ananyev
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 07/14] acl: add infrastructure to support AVX512 classify Konstantin Ananyev
2020-10-13 19:17         ` David Marchand
2020-10-13 22:26           ` Ananyev, Konstantin
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 08/14] acl: introduce 256-bit width AVX512 classify implementation Konstantin Ananyev
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 09/14] acl: update default classify algorithm selection Konstantin Ananyev
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 10/14] acl: introduce 512-bit width AVX512 classify implementation Konstantin Ananyev
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 11/14] acl: for AVX512 classify use 4B load whenever possible Konstantin Ananyev
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 12/14] acl: deduplicate AVX512 code paths Konstantin Ananyev
2020-10-16 15:56         ` Ferruh Yigit
2020-10-16 16:20           ` Thomas Monjalon
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 13/14] test/acl: add AVX512 classify support Konstantin Ananyev
2020-10-14 10:26         ` David Marchand
2020-10-14 10:32           ` Ananyev, Konstantin
2020-10-14 10:35             ` David Marchand
2020-10-06 15:03       ` [dpdk-dev] [PATCH v4 14/14] app/acl: " Konstantin Ananyev
2020-10-14 12:40       ` [dpdk-dev] [PATCH v4 00/14] acl: introduce AVX512 classify methods David Marchand
2020-10-06 15:05     ` [dpdk-dev] [PATCH v3 " David Marchand
2020-10-06 16:07       ` Ananyev, Konstantin
2020-10-08 10:49         ` David Marchand
2020-10-14  9:23         ` Kinsella, Ray

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