All of lore.kernel.org
 help / color / mirror / Atom feed
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


             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 ` [PATCH] sched: simplify sched_init_numa() Srikar Dronamraju
2025-08-19  8:52   ` Valentin Schneider
2025-08-19 14:14     ` Yury Norov

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20250719210753.401129-1-yury.norov@gmail.com \
    --to=yury.norov@gmail.com \
    --cc=bsegall@google.com \
    --cc=dietmar.eggemann@arm.com \
    --cc=juri.lelli@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mgorman@suse.de \
    --cc=mingo@redhat.com \
    --cc=peterz@infradead.org \
    --cc=rostedt@goodmis.org \
    --cc=vincent.guittot@linaro.org \
    --cc=vschneid@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.