ACPI: processor: Silence per-cpu acpi_handle_info about idle states

[PATCH] ACPI: processor: Silence per-cpu acpi_handle_info about idle states

Posted by Li RongQing 1 year, 4 months ago

This made the CPU bootup faster, otherwise Linux spends lots
of time to printing nonsense information for each CPU when
there are lots of CPUs

Signed-off-by: Li RongQing <lirongqing@baidu.com>
---
 drivers/acpi/acpi_processor.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 9916cc7..a19ace9 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -985,7 +985,7 @@ int acpi_processor_evaluate_cst(acpi_handle handle, u32 cpu,
 		memcpy(&info->states[++last_index], &cx, sizeof(cx));
 	}
 
-	acpi_handle_info(handle, "Found %d idle states\n", last_index);
+	acpi_handle_debug(handle, "Found %d idle states\n", last_index);
 
 	info->count = last_index;
 
-- 
2.9.4

Re: [PATCH] ACPI: processor: Silence per-cpu acpi_handle_info about idle states

Posted by Rafael J. Wysocki 1 year, 4 months ago

On Fri, Jul 19, 2024 at 4:53 PM Li RongQing <lirongqing@baidu.com> wrote:
>
> This made the CPU bootup faster, otherwise Linux spends lots
> of time to printing nonsense information for each CPU when
> there are lots of CPUs
>
> Signed-off-by: Li RongQing <lirongqing@baidu.com>
> ---
>  drivers/acpi/acpi_processor.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
> index 9916cc7..a19ace9 100644
> --- a/drivers/acpi/acpi_processor.c
> +++ b/drivers/acpi/acpi_processor.c
> @@ -985,7 +985,7 @@ int acpi_processor_evaluate_cst(acpi_handle handle, u32 cpu,
>                 memcpy(&info->states[++last_index], &cx, sizeof(cx));
>         }
>
> -       acpi_handle_info(handle, "Found %d idle states\n", last_index);
> +       acpi_handle_debug(handle, "Found %d idle states\n", last_index);
>
>         info->count = last_index;
>
> --

Applied (with edited subject) as 6.12 material, thanks!