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From: Feifei Wang <Feifei.Wang2@arm.com>
To: David Marchand <david.marchand@redhat.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"david.hunt@intel.com" <david.hunt@intel.com>,
	"stephen@networkplumber.org" <stephen@networkplumber.org>,
	"thomas@monjalon.net" <thomas@monjalon.net>, nd <nd@arm.com>,
	Ruifeng Wang <Ruifeng.Wang@arm.com>, nd <nd@arm.com>
Subject: 回复: [PATCH v6 0/2] Enable PMD power management on Arm
Date: Tue, 21 Feb 2023 02:37:27 +0000	[thread overview]
Message-ID: <GV1PR08MB7707D65C89487574A6F1CA28C8A59@GV1PR08MB7707.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <CAJFAV8x+Thu9hkykauT6JB2RasXawWGOn_qB1L7GRff788CuJg@mail.gmail.com>



> -----邮件原件-----
> 发件人: David Marchand <david.marchand@redhat.com>
> 发送时间: Monday, February 20, 2023 8:07 PM
> 收件人: Feifei Wang <Feifei.Wang2@arm.com>
> 抄送: dev@dpdk.org; david.hunt@intel.com; stephen@networkplumber.org;
> thomas@monjalon.net; nd <nd@arm.com>
> 主题: Re: [PATCH v6 0/2] Enable PMD power management on Arm
> 
> On Mon, Feb 20, 2023 at 9:51 AM Feifei Wang <feifei.wang2@arm.com>
> wrote:
> >
> > For Arm aarch, use WFE instructions to enable PMD power management.
> >
> > Test Results:
> > dynamic instructions over 1sec  without wfe     with wfe        percentage
> > ampere-altra                    6,298,483,712   9,117,624       -99.855%
> > thunderx2                       6,990,909,373   3,247,226       -99.954%
> >
> > When power efficient PMD is enabled by using WFE on Arm, if no pkts
> > received, the instructions that CPU executes is reduced by 99%.
> >
> > Feifei Wang (2):
> >   eal: add 8 bits case for wait scheme
> >   eal: add power mgmt support on Arm
> >
> >  doc/guides/rel_notes/release_23_03.rst |  4 ++
> >  lib/eal/arm/include/rte_pause_64.h     | 32 +++++++++++++--
> >  lib/eal/arm/rte_cpuflags.c             |  5 +++
> >  lib/eal/arm/rte_power_intrinsics.c     | 55 ++++++++++++++++++++++++--
> >  4 files changed, 89 insertions(+), 7 deletions(-)
> 
> Fixed release notes, squashed patches and applied, thanks.
Thanks for the fix.
> 
> 
> --
> David Marchand


      reply	other threads:[~2023-02-21  2:37 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-25  6:42 [PATCH v1 0/3] " Feifei Wang
2022-08-25  6:42 ` [PATCH v1 1/3] eal: add 8 bits case for wait scheme Feifei Wang
2022-08-25  6:42 ` [PATCH v1 2/3] eal: add power mgmt support on Arm Feifei Wang
2022-08-25  6:42 ` [PATCH v1 3/3] examples/l3fwd-power: enable PMD power mgmt " Feifei Wang
2022-08-29 12:48   ` Hunt, David
2022-10-03  7:12     ` David Marchand
2022-10-11  7:56       ` 回复: " Feifei Wang
2022-10-20 20:41         ` Thomas Monjalon
2022-10-27  9:38           ` 回复: " Feifei Wang
2022-10-20 22:09   ` Stephen Hemminger
2022-10-27  9:43     ` 回复: " Feifei Wang
2022-11-07  7:04 ` [PATCH v2 0/3] Enable PMD power management " Feifei Wang
2022-11-07  7:04   ` [PATCH v2 1/3] eal: add 8 bits case for wait scheme Feifei Wang
2022-11-07  7:04   ` [PATCH v2 2/3] eal: add power mgmt support on Arm Feifei Wang
2022-11-07  7:04   ` [PATCH v2 3/3] examples/l3fwd-power: enable PMD power monitor " Feifei Wang
2022-11-07 16:01     ` Stephen Hemminger
2022-11-08  3:25       ` 回复: " Feifei Wang
2022-11-11  7:26 ` [PATCH v3 0/3] Enable PMD power management " Feifei Wang
2022-11-11  7:26   ` [PATCH v3 1/3] eal: add 8 bits case for wait scheme Feifei Wang
2022-11-11  7:26   ` [PATCH v3 2/3] eal: add power mgmt support on Arm Feifei Wang
2022-11-11  7:26   ` [PATCH v3 3/3] examples/l3fwd-power: enable PMD power monitor " Feifei Wang
2022-11-11  8:22     ` Thomas Monjalon
2022-11-11 10:21       ` 回复: " Feifei Wang
2022-11-11 10:20 ` [PATCH v4 0/4] Enable PMD power management " Feifei Wang
2022-11-11 10:20   ` [PATCH v4 1/4] eal: add 8 bits case for wait scheme Feifei Wang
2022-11-11 10:20   ` [PATCH v4 2/4] eal: add power mgmt support on Arm Feifei Wang
2022-11-11 10:20   ` [PATCH v4 3/4] power: add power monitor support check Feifei Wang
2022-11-11 10:20   ` [PATCH v4 4/4] examples/l3fwd-power: add power monitor wake up API Feifei Wang
2022-12-14  8:14 ` [PATCH v5 0/2] Enable PMD power management on Arm Feifei Wang
2022-12-14  8:14   ` [PATCH v5 1/2] eal: add 8 bits case for wait scheme Feifei Wang
2022-12-14  8:14   ` [PATCH v5 2/2] eal: add power mgmt support on Arm Feifei Wang
2023-02-17 16:23     ` Stephen Hemminger
2023-02-20  1:56       ` 回复: " Feifei Wang
2023-02-17  8:26   ` 回复: [PATCH v5 0/2] Enable PMD power management " Feifei Wang
2023-02-20  8:51 ` [PATCH v6 " Feifei Wang
2023-02-20  8:51   ` [PATCH v6 1/2] eal: add 8 bits case for wait scheme Feifei Wang
2023-02-20  8:51   ` [PATCH v6 2/2] eal: add power mgmt support on Arm Feifei Wang
2023-02-20 12:07   ` [PATCH v6 0/2] Enable PMD power management " David Marchand
2023-02-21  2:37     ` Feifei Wang [this message]

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