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[73.224.175.84]) by smtp.gmail.com with ESMTPSA id 3f1490d57ef6-e8183c6eae7sm313987276.29.2025.06.04.16.25.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Jun 2025 16:25:54 -0700 (PDT) From: Yury Norov To: linux-kernel@vger.kernel.org, John Stultz , Thomas Gleixner , Stephen Boyd Cc: "Yury Norov [NVIDIA]" Subject: [PATCH 2/2] clocksource: fix opencoded cpumask_next_wrap() Date: Wed, 4 Jun 2025 19:25:48 -0400 Message-ID: <20250604232550.40491-3-yury.norov@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250604232550.40491-1-yury.norov@gmail.com> References: <20250604232550.40491-1-yury.norov@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Yury Norov [NVIDIA] cpumask_next_wrap() is more verbose and efficient comparing to cpumask_next() followed by cpumask_first(). Signed-off-by: Yury Norov [NVIDIA] Acked-by: John Stultz --- kernel/time/clocksource.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index 2e24ce884272..0aef0e349e49 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -584,9 +584,7 @@ static void clocksource_watchdog(struct timer_list *unu= sed) * Cycle through CPUs to check if the CPUs stay synchronized * to each other. */ - next_cpu =3D cpumask_next(raw_smp_processor_id(), cpu_online_mask); - if (next_cpu >=3D nr_cpu_ids) - next_cpu =3D cpumask_first(cpu_online_mask); + next_cpu =3D cpumask_next_wrap(raw_smp_processor_id(), cpu_online_mask); =20 /* * Arm timer if not already pending: could race with concurrent --=20 2.43.0