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
>
next prev 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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