Re: [PATCH 1/7] dynamic debug v2 - infrastructure

[Jason Baron <jbaron@redhat.com>]

On Thu, Aug 14, 2008 at 07:53:48AM -0700, Greg KH wrote:
> Also, would it make sense to add a patch like the one below to this
> code?  It might be nice to know when each module's debugging value is
> manually changed by the user for the log files.
> 
> If you like it, I can merge it in the main patch.
> 
> thanks,
> 
> greg k-h
> 
> ---
>  lib/dynamic_printk.c |    6 ++++++
>  1 file changed, 6 insertions(+)
> 
> --- a/lib/dynamic_printk.c
> +++ b/lib/dynamic_printk.c
> @@ -288,6 +288,9 @@ static ssize_t pr_debug_write(struct fil
>  					num_enabled++;
>  					dynamic_enabled = DYNAMIC_ENABLED_SOME;
>  					err = 0;
> +					printk(KERN_DEBUG
> +					       "debugging enabled for module %s",
> +					       elem->name);
>  				} else if (!value && (elem->enable == 1)) {
>  					elem->enable = 0;
>  					num_enabled--;
> @@ -304,6 +307,9 @@ static ssize_t pr_debug_write(struct fil
>  						dynamic_enabled =
>  							DYNAMIC_ENABLED_NONE;
>  					err = 0;
> +					printk(KERN_DEBUG
> +					       "debugging disabled for module "
> +					       "%s", elem->name);
>  				}
>  			}
>  		}


looks good. we might also want to add a message for the cases where are the
modules are enabled/disabled too.

thanks,

-Jason