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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;

  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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