Re: [PATCH v1] cpufreq: ACPI: Use on_each_cpu_mask() in drv_write()

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On 9/9/25 6:41 AM, Rafael J. Wysocki wrote:
From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>

Make drv_write() call on_each_cpu_mask() instead of using an open-coded
equivalent of the latter.

No intentional functional impact.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
---

I feel you should also update the comment before do_drv_write() to mention it's called with a NULL conditional to smp_call_function_many_cond(), or just drop that comment.

Reviewed-by: Mario Limonciello (AMD) <superm1@xxxxxxxxxx>

  drivers/cpufreq/acpi-cpufreq.c |    8 +-------
  1 file changed, 1 insertion(+), 7 deletions(-)

--- a/drivers/cpufreq/acpi-cpufreq.c
+++ b/drivers/cpufreq/acpi-cpufreq.c
@@ -335,14 +335,8 @@ static void drv_write(struct acpi_cpufre
  		.val = val,
  		.func.write = data->cpu_freq_write,
  	};
-	int this_cpu;
- this_cpu = get_cpu();
-	if (cpumask_test_cpu(this_cpu, mask))
-		do_drv_write(&cmd);
-
-	smp_call_function_many(mask, do_drv_write, &cmd, 1);
-	put_cpu();
+	on_each_cpu_mask(mask, do_drv_write, &cmd, true);
  }
static u32 get_cur_val(const struct cpumask *mask, struct acpi_cpufreq_data *data)








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