Messages in this thread Patch in this message | | | From | Yury Norov <> | Subject | [PATCH v3 3/7] lib/group_cpus: relax atomicity requirement in grp_spread_init_one() | Date | Mon, 11 Dec 2023 20:21:03 -0800 |
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Because nmsk and irqmsk are stable, extra atomicity is not required.
Signed-off-by: Yury Norov <yury.norov@gmail.com> --- lib/group_cpus.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/lib/group_cpus.c b/lib/group_cpus.c index 10dead3ab0e0..7ac94664230f 100644 --- a/lib/group_cpus.c +++ b/lib/group_cpus.c @@ -24,8 +24,8 @@ static void grp_spread_init_one(struct cpumask *irqmsk, struct cpumask *nmsk, if (cpu >= nr_cpu_ids) return; - cpumask_clear_cpu(cpu, nmsk); - cpumask_set_cpu(cpu, irqmsk); + __cpumask_clear_cpu(cpu, nmsk); + __cpumask_set_cpu(cpu, irqmsk); cpus_per_grp--; /* If the cpu has siblings, use them first */ @@ -33,8 +33,8 @@ static void grp_spread_init_one(struct cpumask *irqmsk, struct cpumask *nmsk, sibl = cpu + 1; for_each_cpu_and_from(sibl, siblmsk, nmsk) { - cpumask_clear_cpu(sibl, nmsk); - cpumask_set_cpu(sibl, irqmsk); + __cpumask_clear_cpu(sibl, nmsk); + __cpumask_set_cpu(sibl, irqmsk); if (cpus_per_grp-- == 0) return; } -- 2.40.1
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