example-module: use pr_info instead of printk

Message ID 20260410165048.438922-1-srinuvasan.a@siemens.com
State New
Headers show
Series example-module: use pr_info instead of printk | expand

Commit Message

srinuvasan.a April 10, 2026, 4:50 p.m. UTC
From: Srinuvasan A <srinuvasan.a@siemens.com>

The initialization message was not visible in dmesg
when the module was loaded.

Switch to pr_info() to ensure the message is properly
logged and visible during module initialization.

Signed-off-by: Srinuvasan A <srinuvasan.a@siemens.com>
---
 .../recipes-kernel/example-module/files/src/example-module.c    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Jan Kiszka April 10, 2026, 5:41 p.m. UTC | #1
On 10.04.26 18:50, srinuvasan.a via isar-users wrote:
> From: Srinuvasan A <srinuvasan.a@siemens.com>
> 
> The initialization message was not visible in dmesg
> when the module was loaded.

That is a matter of log level settings on the target. We can still
change this if it helps.

> 
> Switch to pr_info() to ensure the message is properly
> logged and visible during module initialization.
> 

Which test case in Isar was affected by this? Or was this a downstream
target?

> Signed-off-by: Srinuvasan A <srinuvasan.a@siemens.com>
> ---
>  .../recipes-kernel/example-module/files/src/example-module.c    | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/meta-isar/recipes-kernel/example-module/files/src/example-module.c b/meta-isar/recipes-kernel/example-module/files/src/example-module.c
> index 4e74ee74..5a408726 100644
> --- a/meta-isar/recipes-kernel/example-module/files/src/example-module.c
> +++ b/meta-isar/recipes-kernel/example-module/files/src/example-module.c
> @@ -10,7 +10,7 @@
>  
>  static int __init example_module_init(void)
>  {
> -	printk("Just an example\n");
> +	pr_info("Just an example\n");
>  	return 0;
>  }
>  

Jan

Patch

diff --git a/meta-isar/recipes-kernel/example-module/files/src/example-module.c b/meta-isar/recipes-kernel/example-module/files/src/example-module.c
index 4e74ee74..5a408726 100644
--- a/meta-isar/recipes-kernel/example-module/files/src/example-module.c
+++ b/meta-isar/recipes-kernel/example-module/files/src/example-module.c
@@ -10,7 +10,7 @@ 
 
 static int __init example_module_init(void)
 {
-	printk("Just an example\n");
+	pr_info("Just an example\n");
 	return 0;
 }