linux-kernel - Re: [PATCH v2 10/20] xen/xenbus: Use Xen page definition

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Message-ID: <55B20A3F.4000408@citrix.com>
Date:	Fri, 24 Jul 2015 10:49:51 +0100
From:	David Vrabel <david.vrabel@...rix.com>
To:	Julien Grall <julien.grall@...rix.com>,
	<xen-devel@...ts.xenproject.org>
CC:	<linux-arm-kernel@...ts.infradead.org>, <ian.campbell@...rix.com>,
	<stefano.stabellini@...citrix.com>, <linux-kernel@...r.kernel.org>,
	"Konrad Rzeszutek Wilk" <konrad.wilk@...cle.com>,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>
Subject: Re: [PATCH v2 10/20] xen/xenbus: Use Xen page definition

On 09/07/15 21:42, Julien Grall wrote:
> All the ring (xenstore, and PV rings) are always based on the page
> granularity of Xen.
[...]
> --- a/drivers/xen/xenbus/xenbus_probe.c
> +++ b/drivers/xen/xenbus/xenbus_probe.c
> @@ -713,7 +713,7 @@ static int __init xenstored_local_init(void)
>  
>  	xen_store_mfn = xen_start_info->store_mfn =
>  		pfn_to_mfn(virt_to_phys((void *)page) >>
> -			   PAGE_SHIFT);
> +			   XEN_PAGE_SHIFT);

xen_store_pfn = xen_page_to_gfn(page);

Otherwise,

Reviewed-by: David Vrabel <david.vrabel@...rix.com>

David
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