sched/mmcid: Use cpumask_weighted_or()

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Use cpumask_weighted_or() instead of cpumask_or() and cpumask_weight() on
the result, which walks the same bitmap twice. Results in 10-20% less
cycles, which reduces the runqueue lock hold time.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Acked-by: Yury Norov (NVIDIA) <yury.norov@gmail.com>
Link: https://patch.msgid.link/20251119172549.511736272@linutronix.de

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Thomas Gleixner 2025-11-19 18:26:59 +01:00 • committed by Peter Zijlstra

parent 437cb3ded2

commit 79c11fb3da

1 changed files with 3 additions and 2 deletions

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kernel/sched/core.c

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