[PATCH] sched: simplify sched_init_numa()

From: Yury Norov
Date: Sat Jul 19 2025 - 17:08:09 EST


From: Yury Norov (NVIDIA) <yury.norov@xxxxxxxxx>

The function opencodes for_each_set_bit() macro.

Signed-off-by: Yury Norov (NVIDIA) <yury.norov@xxxxxxxxx>
---
kernel/sched/topology.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
index b958fe48e020..7dc3c79aa480 100644
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -1932,10 +1932,9 @@ void sched_init_numa(int offline_node)
return;
}

- for (i = 0, j = 0; i < nr_levels; i++, j++) {
- j = find_next_bit(distance_map, NR_DISTANCE_VALUES, j);
- distances[i] = j;
- }
+ for_each_set_bit(j, distance_map, NR_DISTANCE_VALUES)
+ distances[i++] = j;
+
rcu_assign_pointer(sched_domains_numa_distance, distances);

bitmap_free(distance_map);
--
2.43.0