linux-kernel - Re: [PATCH v2 5/6] sched/fair: pack SD_ASYM_PACKING into sched_use_asym

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Date: Thu, 1 Feb 2024 16:45:23 +0800
From: kuiliang Shi <seakeel@...il.com>
To: Ricardo Neri <ricardo.neri-calderon@...ux.intel.com>, alexs@...nel.org
Cc: Ingo Molnar <mingo@...hat.com>, Peter Zijlstra <peterz@...radead.org>,
 Juri Lelli <juri.lelli@...hat.com>,
 Vincent Guittot <vincent.guittot@...aro.org>,
 Dietmar Eggemann <dietmar.eggemann@....com>,
 Steven Rostedt <rostedt@...dmis.org>, Ben Segall <bsegall@...gle.com>,
 Daniel Bristot de Oliveira <bristot@...hat.com>,
 Valentin Schneider <vschneid@...hat.com>, linux-kernel@...r.kernel.org,
 sshegde@...ux.ibm.com
Subject: Re: [PATCH v2 5/6] sched/fair: pack SD_ASYM_PACKING into
 sched_use_asym_prio



On 2/1/24 8:55 AM, Ricardo Neri wrote:
> On Tue, Jan 30, 2024 at 09:17:07PM +0800, alexs@...nel.org wrote:
>> From: Alex Shi <alexs@...nel.org>
> pack SD_ASYM_PACKING into sched_use_asym_prio
> 
> Instead of saying `pack` you could say "Check the SD_ASYM_PACKING flag
> in sched_use_asym_prio()"
> 
>>
>> Then the flags check passed into sched_asym and sched_group_asym.
>> It's a code cleanup, no func changes.
> 
> I'd the changelog as follows:
> 
> "sched_use_asym_prio() checks whether CPU priorities should be used. It
> makes sense to check for the SD_ASYM_PACKING() inside the function.
> Since both sched_asym() and sched_group_asym() use sched_use_asym_prio(),
> remove the now superfluous checks for the flag in various places"

Thanks a lot for all comments for this series patches, will take your versions in all commits' logs.

Thanks!
Alex