linux-kernel - Re: [PATCH v3 2/4] xen: add sysfs node for guest type

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Message-ID: <89f9f367-3c8d-adf9-1a8e-9ad87da95ea7@oracle.com>
Date:   Wed, 14 Jun 2017 10:48:20 -0400
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Juergen Gross <jgross@...e.com>, linux-kernel@...r.kernel.org,
        xen-devel@...ts.xenproject.org
Cc:     gregkh@...uxfoundation.org
Subject: Re: [PATCH v3 2/4] xen: add sysfs node for guest type


> diff --git a/drivers/xen/sys-hypervisor.c b/drivers/xen/sys-hypervisor.c
> index 84106f9c456c..d641e9970d5d 100644
> --- a/drivers/xen/sys-hypervisor.c
> +++ b/drivers/xen/sys-hypervisor.c
> @@ -50,6 +50,18 @@ static int __init xen_sysfs_type_init(void)
>  	return sysfs_create_file(hypervisor_kobj, &type_attr.attr);
>  }
>  
> +static ssize_t guest_type_show(struct hyp_sysfs_attr *attr, char *buffer)
> +{
> +	return sprintf(buffer, "%s\n", xen_guest_type);
> +}


So I know I gave my R-b for this patch but can't we just key off
xen_domain_type and not have xen_guest_type at all?

-boris