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path: root/drivers/xen/xenbus/xenbus_probe.c
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Diffstat (limited to 'drivers/xen/xenbus/xenbus_probe.c')
-rw-r--r--drivers/xen/xenbus/xenbus_probe.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/xen/xenbus/xenbus_probe.c b/drivers/xen/xenbus/xenbus_probe.c
index 4308fb3cf..3cbe0556d 100644
--- a/drivers/xen/xenbus/xenbus_probe.c
+++ b/drivers/xen/xenbus/xenbus_probe.c
@@ -75,7 +75,7 @@ EXPORT_SYMBOL_GPL(xen_store_interface);
enum xenstore_init xen_store_domain_type;
EXPORT_SYMBOL_GPL(xen_store_domain_type);
-static unsigned long xen_store_mfn;
+static unsigned long xen_store_gfn;
static BLOCKING_NOTIFIER_HEAD(xenstore_chain);
@@ -711,9 +711,7 @@ static int __init xenstored_local_init(void)
if (!page)
goto out_err;
- xen_store_mfn = xen_start_info->store_mfn =
- pfn_to_mfn(virt_to_phys((void *)page) >>
- PAGE_SHIFT);
+ xen_store_gfn = xen_start_info->store_mfn = virt_to_gfn((void *)page);
/* Next allocate a local port which xenstored can bind to */
alloc_unbound.dom = DOMID_SELF;
@@ -787,12 +785,12 @@ static int __init xenbus_init(void)
err = xenstored_local_init();
if (err)
goto out_error;
- xen_store_interface = mfn_to_virt(xen_store_mfn);
+ xen_store_interface = gfn_to_virt(xen_store_gfn);
break;
case XS_PV:
xen_store_evtchn = xen_start_info->store_evtchn;
- xen_store_mfn = xen_start_info->store_mfn;
- xen_store_interface = mfn_to_virt(xen_store_mfn);
+ xen_store_gfn = xen_start_info->store_mfn;
+ xen_store_interface = gfn_to_virt(xen_store_gfn);
break;
case XS_HVM:
err = hvm_get_parameter(HVM_PARAM_STORE_EVTCHN, &v);
@@ -802,9 +800,9 @@ static int __init xenbus_init(void)
err = hvm_get_parameter(HVM_PARAM_STORE_PFN, &v);
if (err)
goto out_error;
- xen_store_mfn = (unsigned long)v;
+ xen_store_gfn = (unsigned long)v;
xen_store_interface =
- xen_remap(xen_store_mfn << PAGE_SHIFT, PAGE_SIZE);
+ xen_remap(xen_store_gfn << PAGE_SHIFT, PAGE_SIZE);
break;
default:
pr_warn("Xenstore state unknown\n");