1 files changed, 81 insertions, 0 deletions
diff --git a/f02.patch b/f02.patch
new file mode 100644
index 00000000000000..dfa1cb0854bab8
--- /dev/null
+++ b/f02.patch
@@ -0,0 +1,81 @@
+---
+ drivers/hv/channel.c   |    1 -
+ drivers/hv/vmbus_drv.c |   17 ++++++++++++-----
+ include/linux/hyperv.h |    1 -
+ 3 files changed, 12 insertions(+), 7 deletions(-)
+
+--- a/drivers/hv/channel.c
++++ b/drivers/hv/channel.c
+@@ -69,7 +69,6 @@ void vmbus_get_debug_info(struct vmbus_c
+ 	u8 monitor_group = (u8)channel->offermsg.monitorid / 32;
+ 	u8 monitor_offset = (u8)channel->offermsg.monitorid % 32;
+ 
+-	debuginfo->state = channel->state;
+ 	memcpy(&debuginfo->interfacetype,
+ 	       &channel->offermsg.offer.if_type, sizeof(uuid_le));
+ 	memcpy(&debuginfo->interface_instance,
+--- a/drivers/hv/vmbus_drv.c
++++ b/drivers/hv/vmbus_drv.c
+@@ -47,7 +47,6 @@ static struct completion probe_event;
+ static int irq;
+ 
+ struct hv_device_info {
+-	u32 chn_state;
+ 	uuid_le chn_type;
+ 	uuid_le chn_instance;
+ 
+@@ -82,7 +81,6 @@ static void get_channel_info(struct hv_d
+ 
+ 	vmbus_get_debug_info(device->channel, &debug_info);
+ 
+-	info->chn_state = debug_info.state;
+ 	memcpy(&info->chn_type, &debug_info.interfacetype,
+ 	       sizeof(uuid_le));
+ 	memcpy(&info->chn_instance, &debug_info.interface_instance,
+@@ -152,8 +150,6 @@ static ssize_t vmbus_show_device_attr(st
+ 	} else if (!strcmp(dev_attr->attr.name, "modalias")) {
+ 		print_alias_name(hv_dev, alias_name);
+ 		ret = sprintf(buf, "vmbus:%s\n", alias_name);
+-	} else if (!strcmp(dev_attr->attr.name, "state")) {
+-		ret = sprintf(buf, "%d\n", device_info->chn_state);
+ 	} else 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")) {
+@@ -211,15 +207,26 @@ static ssize_t id_show(struct device *de
+ }
+ static DEVICE_ATTR_RO(id);
+ 
++static ssize_t state_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, "%d\n", hv_dev->channel->state);
++}
++static DEVICE_ATTR_RO(state);
++
+ static struct attribute *vmbus_attrs[] = {
+ 	&dev_attr_id.attr,
++	&dev_attr_state.attr,
+ 	NULL,
+ };
+ ATTRIBUTE_GROUPS(vmbus);
+ 
+ /* Set up per device attributes in /sys/bus/vmbus/devices/<bus device> */
+ static struct device_attribute vmbus_device_attrs[] = {
+-	__ATTR(state, S_IRUGO, vmbus_show_device_attr, NULL),
+ 	__ATTR(class_id, S_IRUGO, vmbus_show_device_attr, NULL),
+ 	__ATTR(device_id, S_IRUGO, vmbus_show_device_attr, NULL),
+ 	__ATTR(monitor_id, S_IRUGO, vmbus_show_device_attr, NULL),
+--- a/include/linux/hyperv.h
++++ b/include/linux/hyperv.h
+@@ -900,7 +900,6 @@ enum vmbus_channel_state {
+ };
+ 
+ struct vmbus_channel_debug_info {
+-	enum vmbus_channel_state state;
+ 	uuid_le interfacetype;
+ 	uuid_le interface_instance;
+ 	u32 monitorid;