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From: Ingo Molnar <mingo@kernel.org>
To: linux-kernel@vger.kernel.org
Cc: Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Shrikanth Hegde <sshegde@linux.ibm.com>,
	Valentin Schneider <vschneid@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>
Subject: Re: [PATCH -v1 00/13] sched/balancing: Standardize the naming of scheduler load-balancing functions
Date: Fri, 8 Mar 2024 12:25:23 +0100	[thread overview]
Message-ID: <Zer1o5bhkiq1cxaj@gmail.com> (raw)
In-Reply-To: <20240308111819.1101550-1-mingo@kernel.org>


* Ingo Molnar <mingo@kernel.org> wrote:

> Over the years we've grown a colorful zoo of scheduler
> load-balancing function names - both following random,
> idiosyncratic patterns, and gaining historic misnomers
> that are not accurate anymore.
> 
> We have 'newidle_balance()' to rebalance newly idle tasks,
> but 'balance_domains()' to rebalance domains. We have
> a find_idlest_cpu() function whose purpose is not to find
> the idlest CPU anymore, and a find_busiest_queue() function
> whose purpose is not to find the busiest runqueue anymore.
> 
> Fix most of the misnomers and organize the functions along the
> sched_balance_*() namespace:
> 
>   scheduler_tick()		=> sched_tick()
>   run_rebalance_domains()	=> sched_balance_softirq()
>   trigger_load_balance()	=> sched_balance_trigger()
>   rebalance_domains()		=> sched_balance_domains()
>   load_balance()		=> sched_balance_rq()
>   newidle_balance()		=> sched_balance_newidle()
>   find_busiest_queue()	=> sched_balance_find_src_rq()
>   find_busiest_group()	=> sched_balance_find_src_group()
>   find_idlest_group_cpu()	=> sched_balance_find_dst_group_cpu()
>   find_idlest_group()		=> sched_balance_find_dst_group()
>   find_idlest_cpu()		=> sched_balance_find_dst_cpu()
>   update_blocked_averages()	=> sched_balance_update_blocked_averages()

Forgot to mention that this series is on top of the scheduler tree 
(tip:sched/core) plus my other pending queue:

   https://lore.kernel.org/r/20240308105901.1096078-1-mingo@kernel.org

Thanks,

	Ingo

      parent reply	other threads:[~2024-03-08 11:25 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-08 11:18 [PATCH -v1 00/13] sched/balancing: Standardize the naming of scheduler load-balancing functions Ingo Molnar
2024-03-08 11:18 ` [PATCH 01/13] sched/balancing: Rename run_rebalance_domains() => sched_balance_softirq() Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 02/13] sched/balancing: Rename scheduler_tick() => sched_tick() Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 03/13] sched/balancing: Rename trigger_load_balance() => sched_balance_trigger() Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 04/13] sched/balancing: Rename rebalance_domains() => sched_balance_domains() Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 05/13] sched/balancing: Rename load_balance() => sched_balance_rq() Ingo Molnar
2024-03-11  8:17   ` Shrikanth Hegde
2024-03-12 10:27     ` Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 06/13] sched/balancing: Rename find_busiest_queue() => find_src_rq() Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] sched/balancing: Rename find_busiest_queue() => sched_balance_find_src_rq() tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 07/13] sched/balancing: Rename find_src_rq() " Ingo Molnar
2024-03-08 13:51   ` Vincent Guittot
2024-03-08 17:49     ` Ingo Molnar
2024-03-08 11:18 ` [PATCH 08/13] sched/balancing: Rename find_busiest_group() => sched_balance_find_src_group() Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 09/13] sched/balancing: Rename update_blocked_averages() => sched_balance_update_blocked_averages() Ingo Molnar
2024-03-11  6:42   ` Honglei Wang
2024-03-12 10:36     ` Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 10/13] sched/balancing: Rename newidle_balance() => sched_balance_newidle() Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 11/13] sched/balancing: Rename find_idlest_group_cpu() => sched_balance_find_dst_group_cpu() Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 12/13] sched/balancing: Rename find_idlest_group() => sched_balance_find_dst_group() Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 13/13] sched/balancing: Rename find_idlest_cpu() => sched_balance_find_dst_cpu() Ingo Molnar
2024-03-12 12:00   ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:25 ` Ingo Molnar [this message]

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