From: Tim Chen <tim.c.chen@linux.intel.com>
To: Vincent Guittot <vincent.guittot@linaro.org>,
mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com,
dietmar.eggemann@arm.com, rostedt@goodmis.org,
bsegall@google.com, mgorman@suse.de,
linux-kernel@vger.kernel.org, parth@linux.ibm.com
Cc: qais.yousef@arm.com, chris.hyser@oracle.com,
pkondeti@codeaurora.org, valentin.schneider@arm.com,
patrick.bellasi@matbug.net, David.Laight@aculab.com,
pjt@google.com, pavel@ucw.cz, tj@kernel.org,
dhaval.giani@oracle.com, qperret@google.com
Subject: Re: [PATCH 2/6] sched/core: Propagate parent task's latency requirements to the child task
Date: Mon, 21 Mar 2022 17:22:32 -0700 [thread overview]
Message-ID: <a19be99d1e1a282bd5c6b9af60ea6c0417223000.camel@linux.intel.com> (raw)
In-Reply-To: <20220311161406.23497-3-vincent.guittot@linaro.org>
On Fri, 2022-03-11 at 17:14 +0100, Vincent Guittot wrote:
>
> Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org>
> ---
> init/init_task.c | 1 +
> kernel/sched/core.c | 4 ++++
> 2 files changed, 5 insertions(+)
>
> diff --git a/init/init_task.c b/init/init_task.c
> index 73cc8f03511a..2afa249c253b 100644
> --- a/init/init_task.c
> +++ b/init/init_task.c
> @@ -78,6 +78,7 @@ struct task_struct init_task
> .prio = MAX_PRIO - 20,
> .static_prio = MAX_PRIO - 20,
> .normal_prio = MAX_PRIO - 20,
> + .latency_nice = 0,
Probably better to use non hardcoded number here
.latency_nice = DEFAULT_LATENCY_NICE;
> .policy = SCHED_NORMAL,
> .cpus_ptr = &init_task.cpus_mask,
> .user_cpus_ptr = NULL,
>
Tim
next prev parent reply other threads:[~2022-03-22 0:23 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-11 16:14 [PATCH 0/6] Add latency_nice priority Vincent Guittot
2022-03-11 16:14 ` [PATCH 1/6] sched: Introduce latency-nice as a per-task attribute Vincent Guittot
2022-03-11 16:14 ` [PATCH 2/6] sched/core: Propagate parent task's latency requirements to the child task Vincent Guittot
2022-03-22 0:22 ` Tim Chen [this message]
2022-03-22 14:57 ` Vincent Guittot
2022-03-11 16:14 ` [PATCH 3/6] sched: Allow sched_{get,set}attr to change latency_nice of the task Vincent Guittot
2022-03-22 0:22 ` Tim Chen
2022-03-22 14:55 ` Vincent Guittot
2022-03-28 9:23 ` Dietmar Eggemann
2022-03-28 12:41 ` Vincent Guittot
2022-03-11 16:14 ` [PATCH 4/6] sched/core: Add permission checks for setting the latency_nice value Vincent Guittot
2022-03-11 16:14 ` [RFC 5/6] sched/fair: Take into account latency nice at wakeup Vincent Guittot
2022-03-15 0:53 ` Josh Don
2022-03-15 13:54 ` Vincent Guittot
2022-03-28 9:24 ` Dietmar Eggemann
2022-03-28 12:51 ` Vincent Guittot
2022-05-01 15:58 ` Tao Zhou
2022-05-02 9:54 ` Vincent Guittot
2022-05-02 12:30 ` Vincent Guittot
2022-05-02 15:08 ` Tao Zhou
2022-05-02 15:26 ` Tao Zhou
2022-05-02 15:47 ` Tao Zhou
2022-05-02 16:21 ` Vincent Guittot
2022-05-02 23:09 ` Tao Zhou
2022-05-03 2:30 ` Tao Zhou
2022-05-03 12:40 ` Vincent Guittot
2022-05-04 11:14 ` Chen Yu
2022-05-04 12:39 ` Vincent Guittot
2022-03-11 16:14 ` [RFC 6/6] sched/fair: Add sched group latency support Vincent Guittot
2022-03-15 0:58 ` Josh Don
2022-03-15 17:07 ` Vincent Guittot
2022-03-21 17:24 ` Tejun Heo
2022-03-22 16:10 ` Vincent Guittot
2022-03-22 16:40 ` Tejun Heo
2022-03-23 15:04 ` Vincent Guittot
2022-03-23 18:20 ` Chris Hyser
2022-03-22 16:41 ` Tim Chen
2022-03-23 15:23 ` Vincent Guittot
2022-03-22 16:39 ` [PATCH 0/6] Add latency_nice priority Qais Yousef
2022-03-23 15:32 ` Vincent Guittot
2022-03-24 17:25 ` Qais Yousef
2022-03-25 13:27 ` Vincent Guittot
2022-03-28 16:27 ` Qais Yousef
2022-03-30 7:30 ` Vincent Guittot
2022-03-28 9:24 ` Dietmar Eggemann
2022-03-28 12:56 ` Vincent Guittot
2022-04-01 12:15 ` Qais Yousef
2022-04-02 8:46 ` Vincent Guittot
2022-04-09 17:08 ` Qais Yousef
2022-04-09 17:28 ` Steven Rostedt
2022-04-09 18:10 ` Qais Yousef
2022-04-11 7:26 ` Vincent Guittot
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