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-rw-r--r--drivers/hv/channel.c4
-rw-r--r--drivers/hv/vmbus_drv.c24
2 files changed, 14 insertions, 14 deletions
diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c
index df9499c1ef32..dde30b48c56c 100644
--- a/drivers/hv/channel.c
+++ b/drivers/hv/channel.c
@@ -69,10 +69,6 @@ void vmbus_get_debug_info(struct vmbus_channel *channel,
u8 monitor_group = (u8)channel->offermsg.monitorid / 32;
u8 monitor_offset = (u8)channel->offermsg.monitorid % 32;
- memcpy(&debuginfo->interface_instance,
- &channel->offermsg.offer.if_instance,
- sizeof(uuid_le));
-
monitorpage = (struct hv_monitor_page *)vmbus_connection.monitor_pages;
debuginfo->servermonitor_pending =
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index 48258ae3467d..944dc4b0b54d 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -47,8 +47,6 @@ static struct completion probe_event;
static int irq;
struct hv_device_info {
- uuid_le chn_instance;
-
u32 server_monitor_pending;
u32 server_monitor_latency;
u32 server_monitor_conn_id;
@@ -79,9 +77,6 @@ static void get_channel_info(struct hv_device *device,
vmbus_get_debug_info(device->channel, &debug_info);
- memcpy(&info->chn_instance, &debug_info.interface_instance,
- sizeof(uuid_le));
-
info->server_monitor_pending = debug_info.servermonitor_pending;
info->server_monitor_latency = debug_info.servermonitor_latency;
info->server_monitor_conn_id = debug_info.servermonitor_connectionid;
@@ -136,9 +131,7 @@ static ssize_t vmbus_show_device_attr(struct device *dev,
get_channel_info(hv_dev, device_info);
- if (!strcmp(dev_attr->attr.name, "device_id")) {
- ret = sprintf(buf, "{%pUl}\n", device_info->chn_instance.b);
- } else if (!strcmp(dev_attr->attr.name, "out_intr_mask")) {
+ if (!strcmp(dev_attr->attr.name, "out_intr_mask")) {
ret = sprintf(buf, "%d\n", device_info->outbound.int_mask);
} else if (!strcmp(dev_attr->attr.name, "out_read_index")) {
ret = sprintf(buf, "%d\n", device_info->outbound.read_idx);
@@ -227,6 +220,18 @@ static ssize_t class_id_show(struct device *dev,
}
static DEVICE_ATTR_RO(class_id);
+static ssize_t device_id_show(struct device *dev,
+ struct device_attribute *dev_attr, char *buf)
+{
+ struct hv_device *hv_dev = device_to_hv_device(dev);
+
+ if (!hv_dev->channel)
+ return -ENODEV;
+ return sprintf(buf, "{%pUl}\n",
+ hv_dev->channel->offermsg.offer.if_instance.b);
+}
+static DEVICE_ATTR_RO(device_id);
+
static ssize_t modalias_show(struct device *dev,
struct device_attribute *dev_attr, char *buf)
{
@@ -244,6 +249,7 @@ static struct attribute *vmbus_attrs[] = {
&dev_attr_state.attr,
&dev_attr_monitor_id.attr,
&dev_attr_class_id.attr,
+ &dev_attr_device_id.attr,
&dev_attr_modalias.attr,
NULL,
};
@@ -251,8 +257,6 @@ ATTRIBUTE_GROUPS(vmbus);
/* Set up per device attributes in /sys/bus/vmbus/devices/<bus device> */
static struct device_attribute vmbus_device_attrs[] = {
- __ATTR(device_id, S_IRUGO, vmbus_show_device_attr, NULL),
-
__ATTR(server_monitor_pending, S_IRUGO, vmbus_show_device_attr, NULL),
__ATTR(server_monitor_latency, S_IRUGO, vmbus_show_device_attr, NULL),
__ATTR(server_monitor_conn_id, S_IRUGO, vmbus_show_device_attr, NULL),