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sched/fair: Separate se->vlag from se->vprot

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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@kernel.org>
Link: https://patch.msgid.link/20251201064647.1851919-4-mingo@kernel.org
This commit is contained in:
Ingo Molnar 2025-11-26 05:31:28 +01:00
parent fb9a7458e5
commit 80390ead20
1 changed files with 4 additions and 9 deletions
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13
include/linux/sched.h
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@ -586,15 +586,10 @@ struct sched_entity {
u64 sum_exec_runtime;
u64 prev_sum_exec_runtime;
u64 vruntime;
union {
/*
* When !@on_rq this field is vlag.
* When cfs_rq->curr == se (which implies @on_rq)
* this field is vprot. See protect_slice().
*/
s64 vlag;
u64 vprot;
};
/* Approximated virtual lag: */
s64 vlag;
/* 'Protected' deadline, to give out minimum quantums: */
u64 vprot;
u64 slice;
u64 nr_migrations;