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From: "lihuisong (C)" <lihuisong@huawei.com>
To: <dev@dpdk.org>, <ferruh.yigit@amd.com>, <thomas@monjalon.net>
Cc: <mb@smartsharesystems.com>, <anatoly.burakov@intel.com>,
	<david.hunt@intel.com>, <sivaprasad.tummala@amd.com>,
	<stephen@networkplumber.org>, <konstantin.ananyev@huawei.com>,
	<david.marchand@redhat.com>, <fengchengwen@huawei.com>,
	<liuyonglong@huawei.com>
Subject: Re: [PATCH v14 0/3] power: introduce PM QoS interface
Date: Mon, 4 Nov 2024 17:13:25 +0800	[thread overview]
Message-ID: <41623bac-393c-3be3-0260-b1475a3a93be@huawei.com> (raw)
In-Reply-To: <20241029132804.27613-1-lihuisong@huawei.com>

Hi Ferruh and Thomas,

Kindly ping for merge.


在 2024/10/29 21:28, Huisong Li 写道:
> The deeper the idle state, the lower the power consumption, but the longer
> the resume time. Some service are delay sensitive and very except the low
> resume time, like interrupt packet receiving mode.
>
> And the "/sys/devices/system/cpu/cpuX/power/pm_qos_resume_latency_us" sysfs
> interface is used to set and get the resume latency limit on the cpuX for
> userspace. Please see the description in kernel document[1].
> Each cpuidle governor in Linux select which idle state to enter based on
> this CPU resume latency in their idle task.
>
> The per-CPU PM QoS API can be used to control this CPU's idle state
> selection and limit just enter the shallowest idle state to low the delay
> when wake up from idle state by setting strict resume latency (zero value).
>
> [1] https://www.kernel.org/doc/html/latest/admin-guide/abi-testing.html?highlight=pm_qos_resume_latency_us#abi-sys-devices-power-pm-qos-resume-latency-us
>
> ---
>   v14:
>    - use parse_uint to parse --cpu-resume-latency instead of adding a new
>      parse_int()
>   v13:
>    - not allow negative value for --cpu-resume-latency.
>    - restore to the original value as Konstantin suggested.
>   v12:
>    - add Acked-by Chengwen and Konstantin
>    - fix overflow issue in l3fwd-power when parse command line
>    - add a command parameter to set CPU resume latency
>   v11:
>    - operate the cpu id the lcore mapped by the new function
>      power_get_lcore_mapped_cpu_id().
>   v10:
>    - replace LINE_MAX with a custom macro and fix two typos.
>   v9:
>    - move new feature description from release_24_07.rst to release_24_11.rst.
>   v8:
>    - update the latest code to resolve CI warning
>   v7:
>    - remove a dead code rte_lcore_is_enabled in patch[2/2]
>   v6:
>    - update release_24_07.rst based on dpdk repo to resolve CI warning.
>   v5:
>    - use LINE_MAX to replace BUFSIZ, and use snprintf to replace sprintf.
>   v4:
>    - fix some comments basd on Stephen
>    - add stdint.h include
>    - add Acked-by Morten Brørup <mb@smartsharesystems.com>
>   v3:
>    - add RTE_POWER_xxx prefix for some macro in header
>    - add the check for lcore_id with rte_lcore_is_enabled
>   v2:
>    - use PM QoS on CPU wide to replace the one on system wide
>
>
> Huisong Li (3):
>    power: introduce PM QoS API on CPU wide
>    examples/l3fwd-power: fix data overflow when parse command line
>    examples/l3fwd-power: add PM QoS configuration
>
>   doc/guides/prog_guide/power_man.rst           |  19 +++
>   doc/guides/rel_notes/release_24_11.rst        |   5 +
>   .../sample_app_ug/l3_forward_power_man.rst    |   5 +-
>   examples/l3fwd-power/main.c                   |  96 +++++++++++---
>   lib/power/meson.build                         |   2 +
>   lib/power/rte_power_qos.c                     | 123 ++++++++++++++++++
>   lib/power/rte_power_qos.h                     |  73 +++++++++++
>   lib/power/version.map                         |   4 +
>   8 files changed, 306 insertions(+), 21 deletions(-)
>   create mode 100644 lib/power/rte_power_qos.c
>   create mode 100644 lib/power/rte_power_qos.h
>

  parent reply	other threads:[~2024-11-04  9:13 UTC|newest]

Thread overview: 125+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-20 10:55 [PATCH 0/2] " Huisong Li
2024-03-20 10:55 ` [PATCH 1/2] power: " Huisong Li
2024-03-20 10:55 ` [PATCH 2/2] examples/l3fwd-power: add PM QoS request configuration Huisong Li
2024-03-20 14:05 ` [PATCH 0/2] introduce PM QoS interface Morten Brørup
2024-03-21  3:04   ` lihuisong (C)
2024-03-21 13:30     ` Morten Brørup
2024-03-22  8:54       ` lihuisong (C)
2024-03-22 12:35         ` Morten Brørup
2024-03-26  2:11           ` lihuisong (C)
2024-03-26  8:27             ` Morten Brørup
2024-03-26 12:15               ` lihuisong (C)
2024-03-26 12:46                 ` Morten Brørup
2024-03-29  1:59                   ` lihuisong (C)
2024-03-22 17:55         ` Tyler Retzlaff
2024-03-26  2:20           ` lihuisong (C)
2024-03-26 16:04             ` Tyler Retzlaff
2024-06-13 11:20 ` [PATCH v2 0/2] power: " Huisong Li
2024-06-13 11:20   ` [PATCH v2 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-06-14  8:04     ` Morten Brørup
2024-06-18 12:19       ` lihuisong (C)
2024-06-18 12:53         ` Morten Brørup
2024-06-13 11:20   ` [PATCH v2 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-06-19  6:31 ` [PATCH v3 0/2] power: introduce PM QoS interface Huisong Li
2024-06-19  6:31   ` [PATCH v3 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-06-19 14:56     ` Stephen Hemminger
2024-06-20  2:22       ` lihuisong (C)
2024-06-19 15:32     ` Thomas Monjalon
2024-06-20  2:32       ` lihuisong (C)
2024-06-19  6:31   ` [PATCH v3 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-06-19 14:54     ` Stephen Hemminger
2024-06-20  2:24       ` lihuisong (C)
2024-06-19  6:59   ` [PATCH v3 0/2] power: introduce PM QoS interface Morten Brørup
2024-06-27  6:00 ` [PATCH v4 " Huisong Li
2024-06-27  6:00   ` [PATCH v4 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-06-27 15:06     ` Stephen Hemminger
2024-06-28  4:07       ` lihuisong (C)
2024-06-27  6:00   ` [PATCH v4 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-07-02  3:50 ` [PATCH v5 0/2] power: introduce PM QoS interface Huisong Li
2024-07-02  3:50   ` [PATCH v5 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-07-03  1:32     ` zhoumin
2024-07-03  2:52       ` lihuisong (C)
2024-07-02  3:50   ` [PATCH v5 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-07-09  2:29 ` [PATCH v6 0/2] power: introduce PM QoS interface Huisong Li
2024-07-09  2:29   ` [PATCH v6 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-07-09  2:29   ` [PATCH v6 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-07-09  3:07     ` Stephen Hemminger
2024-07-09  3:18       ` lihuisong (C)
2024-07-09  6:31 ` [PATCH v7 0/2] power: introduce PM QoS interface Huisong Li
2024-07-09  6:31   ` [PATCH v7 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-07-09  6:31   ` [PATCH v7 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-07-09  7:25 ` [PATCH v8 0/2] power: introduce PM QoS interface Huisong Li
2024-07-09  7:25   ` [PATCH v8 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-07-09  7:25   ` [PATCH v8 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-08-09  9:50 ` [PATCH v9 0/2] power: introduce PM QoS interface Huisong Li
2024-08-09  9:50   ` [PATCH v9 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-09-10  2:00     ` fengchengwen
2024-09-10  9:32       ` lihuisong (C)
2024-09-12  1:14         ` fengchengwen
2024-08-09  9:50   ` [PATCH v9 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-09-10  2:26     ` fengchengwen
2024-09-10 12:07       ` lihuisong (C)
2024-09-12  1:15         ` fengchengwen
2024-09-12  2:38 ` [PATCH v10 0/2] power: introduce PM QoS interface Huisong Li
2024-09-12  2:38   ` [PATCH v10 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-10-13  1:10     ` Stephen Hemminger
2024-10-14 12:19       ` lihuisong (C)
2024-10-15  9:41         ` lihuisong (C)
2024-10-15 15:45           ` Stephen Hemminger
2024-10-17  2:11             ` lihuisong (C)
2024-10-17  3:20               ` Stephen Hemminger
2024-10-17  8:37                 ` lihuisong (C)
2024-10-22  3:10             ` lihuisong (C)
2024-10-14  8:29     ` Konstantin Ananyev
2024-10-15  7:47       ` lihuisong (C)
2024-09-12  2:38   ` [PATCH v10 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-10-14  8:24     ` Konstantin Ananyev
2024-10-14  8:46       ` Konstantin Ananyev
2024-10-15  7:32       ` lihuisong (C)
2024-10-16  0:24         ` Konstantin Ananyev
2024-10-17  2:25           ` lihuisong (C)
2024-10-17 11:14             ` Konstantin Ananyev
2024-09-12  3:07   ` [PATCH v10 0/2] power: introduce PM QoS interface fengchengwen
2024-10-12  2:07     ` lihuisong (C)
2024-10-14 15:27   ` Stephen Hemminger
2024-10-15  9:30     ` lihuisong (C)
2024-10-21 11:42 ` [PATCH v11 " Huisong Li
2024-10-21 11:42   ` [PATCH v11 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-10-22  9:08     ` Konstantin Ananyev
2024-10-22  9:41       ` lihuisong (C)
2024-10-21 11:42   ` [PATCH v11 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-10-22  9:10     ` Konstantin Ananyev
2024-10-22  9:44       ` lihuisong (C)
2024-10-22 12:15         ` Konstantin Ananyev
2024-10-23  6:27       ` lihuisong (C)
2024-10-23  4:09 ` [PATCH v12 0/3] power: introduce PM QoS interface Huisong Li
2024-10-23  4:09   ` [PATCH v12 1/3] power: introduce PM QoS API on CPU wide Huisong Li
2024-10-23  4:09   ` [PATCH v12 2/3] examples/l3fwd-power: fix data overflow when parse command line Huisong Li
2024-10-24 16:34     ` Konstantin Ananyev
2024-10-23  4:09   ` [PATCH v12 3/3] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-10-24 16:44     ` Konstantin Ananyev
2024-10-25  3:35       ` lihuisong (C)
2024-10-25  9:18 ` [PATCH v13 0/3] power: introduce PM QoS interface Huisong Li
2024-10-25  9:18   ` [PATCH v13 1/3] power: introduce PM QoS API on CPU wide Huisong Li
2024-10-25 12:08     ` Tummala, Sivaprasad
2024-10-25  9:18   ` [PATCH v13 2/3] examples/l3fwd-power: fix data overflow when parse command line Huisong Li
2024-10-25 11:27     ` fengchengwen
2024-10-29  5:48     ` Tummala, Sivaprasad
2024-10-25  9:18   ` [PATCH v13 3/3] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-10-29 13:28 ` [PATCH v14 0/3] power: introduce PM QoS interface Huisong Li
2024-10-29 13:28   ` [PATCH v14 1/3] power: introduce PM QoS API on CPU wide Huisong Li
2024-10-29 13:28   ` [PATCH v14 2/3] examples/l3fwd-power: fix data overflow when parse command line Huisong Li
2024-10-29 13:28   ` [PATCH v14 3/3] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-10-29 13:45     ` Konstantin Ananyev
2024-11-04  9:13   ` lihuisong (C) [this message]
2024-11-11  2:25 ` [PATCH v15 0/3] power: introduce PM QoS interface Huisong Li
2024-11-11  2:25   ` [PATCH v15 1/3] power: introduce PM QoS API on CPU wide Huisong Li
2024-11-11 10:18     ` Thomas Monjalon
2024-11-11 12:47       ` lihuisong (C)
2024-11-11  2:25   ` [PATCH v15 2/3] examples/l3fwd-power: fix data overflow when parse command line Huisong Li
2024-11-11  2:25   ` [PATCH v15 3/3] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-11-11 10:29   ` [PATCH v15 0/3] power: introduce PM QoS interface Thomas Monjalon
2024-11-11  9:14 ` [RESEND PATCH " Huisong Li
2024-11-11  9:14   ` [RESEND PATCH v15 1/3] power: introduce PM QoS API on CPU wide Huisong Li
2024-11-11  9:14   ` [RESEND PATCH v15 2/3] examples/l3fwd-power: fix data overflow when parse command line Huisong Li
2024-11-11  9:14   ` [RESEND PATCH v15 3/3] examples/l3fwd-power: add PM QoS configuration Huisong Li

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