linux-kernel - [PATCH 3/6] sched/fair: Separate se->vlag from se->vprot

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Message-ID: <20251201064647.1851919-4-mingo@kernel.org>
Date: Mon,  1 Dec 2025 07:46:44 +0100
From: Ingo Molnar <mingo@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Peter Zijlstra <peterz@...radead.org>,
	Juri Lelli <juri.lelli@...hat.com>,
	Dietmar Eggemann <dietmar.eggemann@....com>,
	Valentin Schneider <vschneid@...hat.com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Shrikanth Hegde <sshegde@...ux.ibm.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Mel Gorman <mgorman@...e.de>,
	Steven Rostedt <rostedt@...dmis.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...nel.org>
Subject: [PATCH 3/6] sched/fair: Separate se->vlag from se->vprot

There's no real space concerns here and keeping these fields
in a union makes reading (and tracing) the scheduler code harder.

Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 include/linux/sched.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index e84bc5bce816..667fa08aee75 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -586,7 +586,7 @@ struct sched_entity {
 	u64				sum_exec_runtime;
 	u64				prev_sum_exec_runtime;
 	u64				vruntime;
-	union {
+//	union {
 		/*
 		 * When !@...rq this field is vlag.
 		 * When cfs_rq->curr == se (which implies @on_rq)
@@ -594,7 +594,7 @@ struct sched_entity {
 		 */
 		s64                     vlag;
 		u64                     vprot;
-	};
+//	};
 	u64				slice;
 
 	u64				nr_migrations;
-- 
2.51.0