summaryrefslogtreecommitdiffstats
path: root/drivers/xen/xenbus
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/xen/xenbus')
-rw-r--r--drivers/xen/xenbus/xenbus_client.c6
-rw-r--r--drivers/xen/xenbus/xenbus_probe.c3
-rw-r--r--drivers/xen/xenbus/xenbus_probe_frontend.c6
3 files changed, 11 insertions, 4 deletions
diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c
index 566d2adbd6e..b3e146edb51 100644
--- a/drivers/xen/xenbus/xenbus_client.c
+++ b/drivers/xen/xenbus/xenbus_client.c
@@ -569,7 +569,7 @@ int xenbus_map_ring(struct xenbus_device *dev, int gnt_ref,
{
struct gnttab_map_grant_ref op;
- gnttab_set_map_op(&op, (phys_addr_t)vaddr, GNTMAP_host_map, gnt_ref,
+ gnttab_set_map_op(&op, (unsigned long)vaddr, GNTMAP_host_map, gnt_ref,
dev->otherend_id);
if (HYPERVISOR_grant_table_op(GNTTABOP_map_grant_ref, &op, 1))
@@ -662,7 +662,7 @@ static int xenbus_unmap_ring_vfree_hvm(struct xenbus_device *dev, void *vaddr)
goto found;
}
}
- node = NULL;
+ node = addr = NULL;
found:
spin_unlock(&xenbus_valloc_lock);
@@ -698,7 +698,7 @@ int xenbus_unmap_ring(struct xenbus_device *dev,
{
struct gnttab_unmap_grant_ref op;
- gnttab_set_unmap_op(&op, (phys_addr_t)vaddr, GNTMAP_host_map, handle);
+ gnttab_set_unmap_op(&op, (unsigned long)vaddr, GNTMAP_host_map, handle);
if (HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, &op, 1))
BUG();
diff --git a/drivers/xen/xenbus/xenbus_probe.c b/drivers/xen/xenbus/xenbus_probe.c
index 3864967202b..b793723e724 100644
--- a/drivers/xen/xenbus/xenbus_probe.c
+++ b/drivers/xen/xenbus/xenbus_probe.c
@@ -257,11 +257,12 @@ int xenbus_dev_remove(struct device *_dev)
DPRINTK("%s", dev->nodename);
free_otherend_watch(dev);
- free_otherend_details(dev);
if (drv->remove)
drv->remove(dev);
+ free_otherend_details(dev);
+
xenbus_switch_state(dev, XenbusStateClosed);
return 0;
}
diff --git a/drivers/xen/xenbus/xenbus_probe_frontend.c b/drivers/xen/xenbus/xenbus_probe_frontend.c
index 9c57819df51..f20c5f178b4 100644
--- a/drivers/xen/xenbus/xenbus_probe_frontend.c
+++ b/drivers/xen/xenbus/xenbus_probe_frontend.c
@@ -53,6 +53,12 @@ static int xenbus_probe_frontend(struct xen_bus_type *bus, const char *type,
char *nodename;
int err;
+ /* ignore console/0 */
+ if (!strncmp(type, "console", 7) && !strncmp(name, "0", 1)) {
+ DPRINTK("Ignoring buggy device entry console/0");
+ return 0;
+ }
+
nodename = kasprintf(GFP_KERNEL, "%s/%s/%s", bus->root, type, name);
if (!nodename)
return -ENOMEM;