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From: Xavier  <xavier_qy@163.com>
To: "Peter Zijlstra" <peterz@infradead.org>
Cc: mingo@redhat.com, juri.lelli@redhat.com,
	vincent.guittot@linaro.org,  dietmar.eggemann@arm.com,
	rostedt@goodmis.org, bsegall@google.com,  mgorman@suse.de,
	bristot@redhat.com, vschneid@redhat.com,
	 linux-kernel@vger.kernel.org, oliver.sang@intel.com
Subject: Re:Re: [PATCH-RT sched v3 0/2] Optimize the RT group scheduling
Date: Tue, 16 Jul 2024 17:17:50 +0800 (CST)	[thread overview]
Message-ID: <6af6feef.83df.190bad579d3.Coremail.xavier_qy@163.com> (raw)
In-Reply-To: <20240716085926.GP14400@noisy.programming.kicks-ass.net>


Hi Peter,

Your meaning is, will the RT scheduling policy be removed? I see that the
current kernel already includes the deadline and EEVDF scheduling policies.
I noticed that the enqueue and dequeue operations for RT are quite
complicated, so I proposed this patch for optimization.



At 2024-07-16 16:59:26, "Peter Zijlstra" <peterz@infradead.org> wrote:
>On Tue, Jul 16, 2024 at 01:25:41PM +0800, Xavier wrote:
>> Hi all,
>> 
>> Patch 3 fixed the issue with handling tasks with prio set to 0 during
>> the execution of blktests.
>
>*sigh*... are you actually using this horror show?
>
>The plan was to scrap this code -- and replace it with something based
>on deadline servers. Sadly not a lot of people are able to work on that
>:/

  reply	other threads:[~2024-07-16  9:18 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-16  5:25 [PATCH-RT sched v3 0/2] Optimize the RT group scheduling Xavier
2024-07-16  5:25 ` [PATCH-RT sched v3 1/2] RT SCHED: Optimize the enqueue and dequeue operations for rt_se Xavier
2024-07-16  5:25 ` [PATCH-RT sched v3 2/2] RT test: Adding test cases for RT group scheduling Xavier
2024-07-16  8:59 ` [PATCH-RT sched v3 0/2] Optimize the " Peter Zijlstra
2024-07-16  9:17   ` Xavier [this message]
2024-07-16 10:25     ` Peter Zijlstra

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