Re: [PATCH v2 2/4] xen: Export dbgp functions when CONFIG_XEN_DOM0 is enabled

[Connor Davis <connojdavis@xxxxxxxxx>]

Adding Greg and linux-usb

On 5/13/21 6:56 PM, Connor Davis wrote:
> Export xen_dbgp_reset_prep and xen_dbgp_external_startup
> when CONFIG_XEN_DOM0 is defined. This allows use of these symbols
> even if CONFIG_EARLY_PRINK_DBGP is defined.
>
> Signed-off-by: Connor Davis <connojdavis@xxxxxxxxx>
> Acked-by: Juergen Gross <jgross@xxxxxxxx>
> ---
>   drivers/xen/dbgp.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/xen/dbgp.c b/drivers/xen/dbgp.c
> index cfb5de31d860..fef32dd1a5dc 100644
> --- a/drivers/xen/dbgp.c
> +++ b/drivers/xen/dbgp.c
> @@ -44,7 +44,7 @@ int xen_dbgp_external_startup(struct usb_hcd *hcd)
>         return xen_dbgp_op(hcd, PHYSDEVOP_DBGP_RESET_DONE);
>   }
>   
> -#ifndef CONFIG_EARLY_PRINTK_DBGP
> +#if defined(CONFIG_XEN_DOM0) || !defined(CONFIG_EARLY_PRINTK_DBGP)
>   #include <linux/export.h>
>   EXPORT_SYMBOL_GPL(xen_dbgp_reset_prep);
>   EXPORT_SYMBOL_GPL(xen_dbgp_external_startup);