linux-kernel - Re: [PATCH 1/2] drivers: acpi: use %pe for better readability of errors while printing

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Message-ID: <ZcH6aTx4Nf3s5a9n@linux.intel.com>
Date: Tue, 6 Feb 2024 10:22:49 +0100
From: Stanislaw Gruszka <stanislaw.gruszka@...ux.intel.com>
To: Onkarnarth <onkarnath.1@...sung.com>
Cc: rafael@...nel.org, lenb@...nel.org, bhelgaas@...gle.com,
	viresh.kumar@...aro.org, mingo@...hat.com, peterz@...radead.org,
	juri.lelli@...hat.com, vincent.guittot@...aro.org,
	dietmar.eggemann@....com, rostedt@...dmis.org, bsegall@...gle.com,
	mgorman@...e.de, bristot@...hat.com, vschneid@...hat.com,
	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org, linux-pci@...r.kernel.org,
	r.thapliyal@...sung.com, maninder1.s@...sung.com
Subject: Re: [PATCH 1/2] drivers: acpi: use %pe for better readability of
 errors while printing

On Tue, Feb 06, 2024 at 10:41:19AM +0530, Onkarnarth wrote:
> From: Onkarnath <onkarnath.1@...sung.com>
> 
> As %pe is already introduced, its better to use it inplace of (%ld) for
> printing errors in logs. It would enhance redability of logs.
> 
> Signed-off-by: Maninder Singh <maninder1.s@...sung.com>
> Signed-off-by: Onkarnath <onkarnath.1@...sung.com>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@...ux.intel.com>

> ---
>  drivers/acpi/acpi_processor.c | 2 +-
>  drivers/acpi/acpi_watchdog.c  | 2 +-
>  drivers/acpi/pci_slot.c       | 2 +-
>  3 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
> index 4fe2ef54088c..2ddd36a21850 100644
> --- a/drivers/acpi/acpi_processor.c
> +++ b/drivers/acpi/acpi_processor.c
> @@ -161,7 +161,7 @@ static void cpufreq_add_device(const char *name)
>  
>  	pdev = platform_device_register_simple(name, PLATFORM_DEVID_NONE, NULL, 0);
>  	if (IS_ERR(pdev))
> -		pr_info("%s device creation failed: %ld\n", name, PTR_ERR(pdev));
> +		pr_info("%s device creation failed: %pe\n", name, pdev);
>  }
>  
>  #ifdef CONFIG_X86
> diff --git a/drivers/acpi/acpi_watchdog.c b/drivers/acpi/acpi_watchdog.c
> index 8e9e001da38f..14b24157799c 100644
> --- a/drivers/acpi/acpi_watchdog.c
> +++ b/drivers/acpi/acpi_watchdog.c
> @@ -179,7 +179,7 @@ void __init acpi_watchdog_init(void)
>  	pdev = platform_device_register_simple("wdat_wdt", PLATFORM_DEVID_NONE,
>  					       resources, nresources);
>  	if (IS_ERR(pdev))
> -		pr_err("Device creation failed: %ld\n", PTR_ERR(pdev));
> +		pr_err("Device creation failed: %pe\n", pdev);
>  
>  	kfree(resources);
>  
> diff --git a/drivers/acpi/pci_slot.c b/drivers/acpi/pci_slot.c
> index d6cb2c27a23b..741bcc9d6d6a 100644
> --- a/drivers/acpi/pci_slot.c
> +++ b/drivers/acpi/pci_slot.c
> @@ -111,7 +111,7 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv)
>  	snprintf(name, sizeof(name), "%llu", sun);
>  	pci_slot = pci_create_slot(pci_bus, device, name, NULL);
>  	if (IS_ERR(pci_slot)) {
> -		pr_err("pci_create_slot returned %ld\n", PTR_ERR(pci_slot));
> +		pr_err("pci_create_slot returned %pe\n", pci_slot);
>  		kfree(slot);
>  		return AE_OK;
>  	}
> -- 
> 2.25.1
> 
>