linux-kernel - [PATCH 0/2] sched/topology: optimize topology_span

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Message-ID: <20240802175750.1152788-1-yury.norov@gmail.com>
Date: Fri,  2 Aug 2024 10:57:41 -0700
From: Yury Norov <yury.norov@...il.com>
To: linux-kernel@...r.kernel.org
Cc: Yury Norov <yury.norov@...il.com>,
	Christophe JAILLET <christophe.jaillet@...adoo.fr>,
	Leonardo Bras <leobras@...hat.com>,
	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>,
	Mel Gorman <mgorman@...e.de>,
	Valentin Schneider <vschneid@...hat.com>
Subject: [PATCH 0/2] sched/topology: optimize topology_span_sane()

Pre-compute pre-compute topology_span_sane() loop params and optimize
the functtion to avoid calling cpumask_equal() when masks are the same.

This series follows up comments from here:

https://lore.kernel.org/lkml/ZqqV5OxZPHUgjhag@LeoBras/T/#md6b2b6bdd09e63740bbf010530211842a79b5f57


Yury Norov (2):
  sched/topology: pre-compute topology_span_sane() loop params
  sched/topology: optimize topology_span_sane()

 kernel/sched/topology.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

-- 
2.43.0