linux-kernel - [PATCH 0/2] Fix SCHED_IDLE behavior on wakeup preemption

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Message-Id: <20250221111226.64455-1-wuyun.abel@bytedance.com>
Date: Fri, 21 Feb 2025 19:12:22 +0800
From: Abel Wu <wuyun.abel@...edance.com>
To: 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>,
	Josh Don <joshdon@...gle.com>,
	Tianchen Ding <dtcccc@...ux.alibaba.com>
Cc: Abel Wu <wuyun.abel@...edance.com>,
	linux-kernel@...r.kernel.org (open list:SCHEDULER)
Subject: [PATCH 0/2] Fix SCHED_IDLE behavior on wakeup preemption

Patch 1: Fixes unintended gap between SCHED_IDLE tasks and entities.
Patch 2: Fixes scope of WAKEUP_PREEMPTION to meet SCHED_IDLE semantics.

Abel Wu (2):
  sched/fair: Do not let idle entities preempt others
  sched/fair: Fix premature check of WAKEUP_PREEMPTION

 kernel/sched/fair.c | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

-- 
2.37.3