From: Wathsala Wathawana Vithanage <wathsala.vithanage@arm.com>
To: Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>,
"thomas@monjalon.net" <thomas@monjalon.net>
Cc: Tyler Retzlaff <roretzla@linux.microsoft.com>,
Ruifeng Wang <Ruifeng.Wang@arm.com>,
"dev@dpdk.org" <dev@dpdk.org>, nd <nd@arm.com>,
Dhruv Tripathi <Dhruv.Tripathi@arm.com>,
Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>,
Jack Bond-Preston <jack.bond-preston@foss.arm.com>,
Nick Connolly <Nick.Connolly@arm.com>,
Vinod Krishna <Vinod.Krishna@arm.com>,
"david.marchand@redhat.com" <david.marchand@redhat.com>,
nd <nd@arm.com>, nd <nd@arm.com>
Subject: RE: [PATCH v2 2/2] eal: add Arm WFET in power management intrinsics
Date: Fri, 5 Jul 2024 16:01:40 +0000 [thread overview]
Message-ID: <AM0PR08MB50737925E0A6B16E606ADEBD9FDF2@AM0PR08MB5073.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <PH0PR18MB40869F8C3523925490E014D5DEDE2@PH0PR18MB4086.namprd18.prod.outlook.com>
>
> We are using this flag to allow application to choose between WFE and non-
> WFE code path.
> The non-WFE path performs slightly better.
>
Is it correct if I assume that this flag is not used to indicate the availability
of WFE instruction in any of your platforms?
If so, then its usage is to choose between WFE and non-WFE implementations
for performance reasons.
next prev parent reply other threads:[~2024-07-05 16:02 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-04 4:44 [PATCH 1/2] config/arm: adds Arm Neoverse N3 SoC Wathsala Vithanage
2024-06-04 4:44 ` [PATCH 2/2] eal: add Arm WFET in power management intrinsics Wathsala Vithanage
2024-06-04 15:41 ` Stephen Hemminger
2024-06-19 6:45 ` [PATCH v2 1/2] config/arm: adds Arm Neoverse N3 SoC Wathsala Vithanage
2024-06-19 6:45 ` [PATCH v2 2/2] eal: add Arm WFET in power management intrinsics Wathsala Vithanage
2024-06-27 15:30 ` Thomas Monjalon
2024-07-01 21:34 ` Wathsala Wathawana Vithanage
2024-07-02 8:29 ` Thomas Monjalon
2024-07-03 13:27 ` Wathsala Wathawana Vithanage
2024-07-03 13:33 ` Thomas Monjalon
2024-07-03 16:58 ` Wathsala Wathawana Vithanage
2024-07-04 10:55 ` Pavan Nikhilesh Bhagavatula
2024-07-04 14:14 ` Thomas Monjalon
2024-07-04 14:55 ` Stephen Hemminger
2024-07-04 18:59 ` Thomas Monjalon
2024-07-05 16:10 ` [EXTERNAL] " Pavan Nikhilesh Bhagavatula
2024-07-07 17:37 ` [EXTERNAL] " Honnappa Nagarahalli
2024-07-05 16:01 ` Wathsala Wathawana Vithanage [this message]
2024-07-05 16:11 ` Pavan Nikhilesh Bhagavatula
2024-07-05 16:25 ` Wathsala Wathawana Vithanage
2024-07-03 16:19 ` Wathsala Wathawana Vithanage
2024-07-15 22:53 ` [PATCH v3 1/4] eal: expand the availability of WFE and related instructions Wathsala Vithanage
2024-07-15 22:53 ` [PATCH v3 2/4] config/arm: adds Arm Neoverse N3 SoC Wathsala Vithanage
2024-07-16 1:52 ` Honnappa Nagarahalli
2024-07-15 22:53 ` [PATCH v3 3/4] eal: add Arm WFET in power management intrinsics Wathsala Vithanage
2024-07-15 22:53 ` [PATCH v3 4/4] eal: describe Arm CPU features including WFXT Wathsala Vithanage
2024-07-16 1:02 ` Honnappa Nagarahalli
2024-07-26 17:15 ` [PATCH v4 1/4] eal: expand the availability of WFE and related instructions Wathsala Vithanage
2024-07-26 17:15 ` [PATCH v4 2/4] config/arm: adds Arm Neoverse N3 SoC Wathsala Vithanage
2024-07-26 17:15 ` [PATCH v4 3/4] eal: add Arm WFET in power management intrinsics Wathsala Vithanage
2024-10-10 17:01 ` Thomas Monjalon
2024-07-26 17:15 ` [PATCH v4 4/4] eal: describe Arm CPU features including WFXT Wathsala Vithanage
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