Re: [Xen-devel] [PATCH v2] xen: print "debug=y|n" during hypervisor startup

[Konrad Rzeszutek Wilk <konrad@xxxxxxxxxx>]

On Wed, Jan 30, 2013 at 03:31:44PM +0100, Dario Faggioli wrote:
> So that we can easily figure out whether or not we are running a
> debug build of Xen (e.g., via `xl dmesg').
> 
> Signed-off-by: Dario Faggioli <dario.faggioli@xxxxxxxxxx>

Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> ---
> Changes from v1:
>  * moved the #ifndef-ery around variable definition;
>  * repositioned the "debug=%c" outside of the 'compiled-by' section.
> 
> diff --git a/xen/drivers/char/console.c b/xen/drivers/char/console.c
> --- a/xen/drivers/char/console.c
> +++ b/xen/drivers/char/console.c
> @@ -577,6 +577,11 @@ void __init console_init_preirq(void)
>  {
>      char *p;
>      int sh;
> +#ifndef NDEBUG
> +    char debug = 'y';
> +#else
> +    char debug = 'n';
> +#endif
>  
>      serial_init_preirq();
>  
> @@ -608,10 +613,10 @@ void __init console_init_preirq(void)
>      spin_lock(&console_lock);
>      __putstr(xen_banner());
>      spin_unlock(&console_lock);
> -    printk("Xen version %d.%d%s (%s@%s) (%s) %s\n",
> +    printk("Xen version %d.%d%s (%s@%s) (%s) debug=%c %s\n",
>             xen_major_version(), xen_minor_version(), xen_extra_version(),
>             xen_compile_by(), xen_compile_domain(),
> -           xen_compiler(), xen_compile_date());
> +           xen_compiler(), debug, xen_compile_date());
>      printk("Latest ChangeSet: %s\n", xen_changeset());
>  
>      if ( opt_sync_console )
> 
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> http://lists.xen.org/xen-devel
> 

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