From: Guenter Roeck <linux@roeck-us.net>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de,
Peter Zijlstra <peterz@infradead.org>,
Jean Delvare <jdelvare@suse.com>,
linux-hwmon@vger.kernel.org
Subject: Re: [PATCH 13/38] hwmon: Replace deprecated CPU-hotplug functions.
Date: Tue, 3 Aug 2021 08:29:08 -0700 [thread overview]
Message-ID: <20210803152908.GA288186@roeck-us.net> (raw)
In-Reply-To: <20210803141621.780504-14-bigeasy@linutronix.de>
On Tue, Aug 03, 2021 at 04:15:56PM +0200, Sebastian Andrzej Siewior wrote:
> The functions get_online_cpus() and put_online_cpus() have been
> deprecated during the CPU hotplug rework. They map directly to
> cpus_read_lock() and cpus_read_unlock().
>
> Replace deprecated CPU-hotplug functions with the official version.
> The behavior remains unchanged.
>
> Cc: Jean Delvare <jdelvare@suse.com>
> Cc: Guenter Roeck <linux@roeck-us.net>
> Cc: linux-hwmon@vger.kernel.org
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Applied.
Thanks,
Guenter
> ---
> drivers/hwmon/dell-smm-hwmon.c | 4 ++--
> drivers/hwmon/fam15h_power.c | 4 ++--
> 2 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
> index f2221ca0aa7be..c3600266e0e91 100644
> --- a/drivers/hwmon/dell-smm-hwmon.c
> +++ b/drivers/hwmon/dell-smm-hwmon.c
> @@ -228,9 +228,9 @@ static int i8k_smm(struct smm_regs *regs)
> {
> int ret;
>
> - get_online_cpus();
> + cpus_read_lock();
> ret = smp_call_on_cpu(0, i8k_smm_func, regs, true);
> - put_online_cpus();
> + cpus_read_unlock();
>
> return ret;
> }
> diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c
> index 29f5fed28c2a7..521534d5c1e5f 100644
> --- a/drivers/hwmon/fam15h_power.c
> +++ b/drivers/hwmon/fam15h_power.c
> @@ -166,7 +166,7 @@ static int read_registers(struct fam15h_power_data *data)
>
> memset(data->cu_on, 0, sizeof(int) * MAX_CUS);
>
> - get_online_cpus();
> + cpus_read_lock();
>
> /*
> * Choose the first online core of each compute unit, and then
> @@ -190,7 +190,7 @@ static int read_registers(struct fam15h_power_data *data)
>
> on_each_cpu_mask(mask, do_read_registers_on_cu, data, true);
>
> - put_online_cpus();
> + cpus_read_unlock();
> free_cpumask_var(mask);
>
> return 0;
next prev parent reply other threads:[~2021-08-03 15:30 UTC|newest]
Thread overview: 94+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-03 14:15 [PATCH 00/38] Replace deprecated CPU-hotplug Sebastian Andrzej Siewior
2021-08-03 14:15 ` [PATCH 01/38] Documentation: Replace deprecated CPU-hotplug functions Sebastian Andrzej Siewior
2021-08-27 23:53 ` [tip: smp/core] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:15 ` [PATCH 02/38] MIPS: " Sebastian Andrzej Siewior
2021-08-05 9:02 ` Thomas Bogendoerfer
2021-08-03 14:15 ` [PATCH 03/38] powerpc: " Sebastian Andrzej Siewior
2021-08-03 14:15 ` [PATCH 04/38] s390: " Sebastian Andrzej Siewior
2021-08-03 15:40 ` Heiko Carstens
2021-08-03 14:15 ` [PATCH 05/38] s390/sclp: " Sebastian Andrzej Siewior
2021-08-03 15:40 ` Heiko Carstens
2021-08-03 14:15 ` [PATCH 06/38] x86/mmiotrace: " Sebastian Andrzej Siewior
2021-08-03 15:03 ` [Nouveau] " Karol Herbst
2021-08-04 1:07 ` Steven Rostedt
2021-08-10 12:52 ` [tip: x86/cleanups] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:15 ` [PATCH 07/38] x86/mtrr: " Sebastian Andrzej Siewior
2021-08-10 12:52 ` [tip: x86/cleanups] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:15 ` [PATCH 08/38] x86/microcode: " Sebastian Andrzej Siewior
2021-08-10 12:52 ` [tip: x86/cleanups] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:15 ` [PATCH 09/38] x86/mce/inject: " Sebastian Andrzej Siewior
2021-08-10 12:52 ` [tip: x86/cleanups] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:15 ` [PATCH 10/38] perf/x86/intel: " Sebastian Andrzej Siewior
2021-08-10 13:04 ` [tip: perf/core] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-26 8:09 ` tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:15 ` [PATCH 11/38] perf/hw_breakpoint: " Sebastian Andrzej Siewior
2021-08-10 13:04 ` [tip: perf/core] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-26 8:09 ` tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:15 ` [PATCH 12/38] crypto: virtio: " Sebastian Andrzej Siewior
2021-08-12 11:36 ` Herbert Xu
2021-08-03 14:15 ` [PATCH 13/38] hwmon: " Sebastian Andrzej Siewior
2021-08-03 15:29 ` Guenter Roeck [this message]
2021-08-03 14:15 ` [PATCH 14/38] coresight: " Sebastian Andrzej Siewior
2021-08-03 15:52 ` Mathieu Poirier
2021-08-03 14:15 ` [PATCH 15/38] md/raid5: " Sebastian Andrzej Siewior
2021-08-05 16:20 ` Song Liu
2021-08-27 23:53 ` [tip: smp/core] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:15 ` [PATCH 16/38] sgi-xpc: " Sebastian Andrzej Siewior
2021-08-03 15:54 ` Steve Wahl
2021-08-03 21:30 ` Robin Holt
2021-08-03 14:16 ` [PATCH 17/38] platform/x86: " Sebastian Andrzej Siewior
2021-08-06 13:36 ` Hans de Goede
2021-08-03 14:16 ` [PATCH 18/38] powercap: intel_rapl: " Sebastian Andrzej Siewior
2021-08-04 18:14 ` Rafael J. Wysocki
2021-08-03 14:16 ` [PATCH 19/38] thermal: " Sebastian Andrzej Siewior
2021-08-14 10:52 ` Daniel Lezcano
2021-09-10 22:45 ` [tip: smp/urgent] " tip-bot2 for Sebastian Andrzej Siewior
2021-09-11 20:48 ` Daniel Lezcano
2021-09-11 21:11 ` Borislav Petkov
2021-08-03 14:16 ` [PATCH 20/38] mm: " Sebastian Andrzej Siewior
2021-08-27 23:53 ` [tip: smp/core] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:16 ` [PATCH 21/38] virtio_net: " Sebastian Andrzej Siewior
2021-08-04 22:41 ` Jakub Kicinski
2021-08-03 14:16 ` [PATCH 22/38] net/af_iucv: " Sebastian Andrzej Siewior
2021-08-04 6:36 ` Julian Wiedmann
2021-08-03 14:16 ` [PATCH 23/38] net: " Sebastian Andrzej Siewior
2021-08-03 14:16 ` [PATCH 24/38] cgroup: " Sebastian Andrzej Siewior
2021-08-09 22:37 ` Tejun Heo
2021-08-03 14:16 ` [PATCH 25/38] genirq/affinity: " Sebastian Andrzej Siewior
2021-08-10 12:58 ` [tip: irq/core] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:16 ` [PATCH 26/38] livepatch: " Sebastian Andrzej Siewior
2021-08-04 7:52 ` Petr Mladek
2021-08-19 10:01 ` Jiri Kosina
2021-08-03 14:16 ` [PATCH 27/38] padata: " Sebastian Andrzej Siewior
2021-08-04 14:52 ` Daniel Jordan
2021-08-12 11:36 ` Herbert Xu
2021-08-03 14:16 ` [PATCH 28/38] cpufreq: " Sebastian Andrzej Siewior
2021-08-04 18:19 ` Rafael J. Wysocki
2021-08-03 14:16 ` [PATCH 29/38] ACPI: processor: " Sebastian Andrzej Siewior
2021-08-04 18:27 ` Rafael J. Wysocki
2021-08-03 14:16 ` [PATCH 30/38] ACPI: PM: s2idle: " Sebastian Andrzej Siewior
2021-08-04 18:20 ` Rafael J. Wysocki
2021-08-03 14:16 ` [PATCH 31/38] rcu: " Sebastian Andrzej Siewior
2021-08-03 16:00 ` Paul E. McKenney
2021-08-10 12:42 ` Thomas Gleixner
2021-08-10 18:20 ` Paul E. McKenney
2021-08-03 14:16 ` [PATCH 32/38] sched: " Sebastian Andrzej Siewior
2021-08-10 12:58 ` [tip: sched/core] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:16 ` [PATCH 33/38] smpboot: " Sebastian Andrzej Siewior
2021-08-10 13:04 ` [tip: smp/core] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:16 ` [PATCH 34/38] clocksource: " Sebastian Andrzej Siewior
2021-08-10 12:58 ` [tip: timers/core] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 14:16 ` [PATCH 35/38] torture: " Sebastian Andrzej Siewior
2021-08-03 14:16 ` [PATCH 36/38] tracing: " Sebastian Andrzej Siewior
2021-08-03 15:16 ` Daniel Bristot de Oliveira
2021-08-04 2:26 ` Steven Rostedt
2021-08-10 13:34 ` Sebastian Andrzej Siewior
2021-08-10 19:12 ` Steven Rostedt
2021-08-03 14:16 ` [PATCH 37/38] workqueue: " Sebastian Andrzej Siewior
2021-08-04 1:36 ` Lai Jiangshan
2021-08-09 22:33 ` Tejun Heo
2021-08-03 14:16 ` [PATCH 38/38] cpu/hotplug: Remove " Sebastian Andrzej Siewior
2021-09-10 22:45 ` [tip: smp/urgent] " tip-bot2 for Sebastian Andrzej Siewior
2021-08-03 15:30 ` [PATCH 00/38] Replace deprecated CPU-hotplug Hans de Goede
2021-08-03 16:10 ` Sebastian Andrzej Siewior
2021-08-18 13:38 ` (subset) " Michael Ellerman
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