From: Yury Norov <yury.norov@gmail.com>
To: Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Juri Lelli <juri.lelli@redhat.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Steven Rostedt <rostedt@goodmis.org>,
Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
Valentin Schneider <vschneid@redhat.com>,
linux-kernel@vger.kernel.org
Cc: Yury Norov <yury.norov@gmail.com>
Subject: [PATCH] sched: simplify sched_init_numa()
Date: Sat, 19 Jul 2025 17:07:51 -0400 [thread overview]
Message-ID: <20250719210753.401129-1-yury.norov@gmail.com> (raw)
From: Yury Norov (NVIDIA) <yury.norov@gmail.com>
The function opencodes for_each_set_bit() macro.
Signed-off-by: Yury Norov (NVIDIA) <yury.norov@gmail.com>
---
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
next reply other threads:[~2025-07-19 21:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-19 21:07 Yury Norov [this message]
2025-07-21 8:32 ` Srikar Dronamraju
2025-08-19 8:52 ` Valentin Schneider
2025-08-19 14:14 ` Yury Norov
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