linux-kernel - Re: [PATCH 0/4] Fix various bits of AC and PI for SCHED

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Date:	Fri, 24 Oct 2014 14:21:14 +0100
From:	Juri Lelli <juri.lelli@....com>
To:	Daniel Wagner <daniel.wagner@...-carit.de>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"peterz@...radead.org" <peterz@...radead.org>
CC:	"juri.lelli@...il.com" <juri.lelli@...il.com>,
	"mingo@...hat.com" <mingo@...hat.com>,
	"vincent@...out.info" <vincent@...out.info>
Subject: Re: [PATCH 0/4] Fix various bits of AC and PI for SCHED_DEADLINE

Hi Daniel,

On 24/10/14 12:34, Daniel Wagner wrote:
> Hi everyone,
> 
> On 10/24/2014 11:16 AM, Juri Lelli wrote:
>> Hi all,
>>
>> this is basically a resend of 4 patches fixing problems around AC
>> and PI related to SCHED_DEADLINE. You can find the full story here:
>>
>>  - https://lkml.org/lkml/2014/9/19/134
>>  - https://lkml.org/lkml/2014/9/24/493
>>
>> First two patches fix AC. They are the same as the previous version,
>> plus aligning to commit f10e00f4bf36 ("sched/dl: Use dl_bw_of() under
>> rcu_read_lock_sched()"). Last two fix PI.
>>
>> Thanks a lot again to Daniel for spending time fixing and testing
>> the PI stuff! And to Peter and Vincent for reviews and comments.
> 
> Thanks for the patches!
> 
>> Best Regards,
>>
>> - Juri
>>
>> Juri Lelli (4):
>>   sched/deadline: fix bandwidth check/update when migrating tasks
>>     between exclusive cpusets
>>   sched/deadline: ensure that updates to exclusive cpusets don't break
>>     AC
>>   sched/deadline: don't replenish from a !SCHED_DEADLINE entity
>>   sched/deadline: fix races between rt_mutex_setprio and dl_task_timer
> 
> I have tested the whole patch set with my test program and everything
> seems to work fine. If you like you can add a
> 

Cool! Thanks a lot.

> Tested-by: Daniel Wagner <daniel.wagner@...-carit.de>
> 

Peter, maybe you can add it while applying them?

Thanks,

- Juri

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