> -----邮件原件-----
> 发件人: David Marchand <david.march...@redhat.com>
> 发送时间: Monday, February 20, 2023 8:07 PM
> 收件人: Feifei Wang <feifei.wa...@arm.com>
> 抄送: dev@dpdk.org; david.h...@intel.com; step...@networkplumber.org;
> tho...@monjalon.net; nd <n...@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.wa...@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
