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path: root/drivers/hv/hv_util.c
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Diffstat (limited to 'drivers/hv/hv_util.c')
-rw-r--r--drivers/hv/hv_util.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c
index 92ee0fe4c919..f2845e919cc3 100644
--- a/drivers/hv/hv_util.c
+++ b/drivers/hv/hv_util.c
@@ -461,6 +461,9 @@ static void heartbeat_onchannelcallback(void *context)
}
}
+#define HV_UTIL_RING_SEND_SIZE VMBUS_RING_SIZE(3 * HV_HYP_PAGE_SIZE)
+#define HV_UTIL_RING_RECV_SIZE VMBUS_RING_SIZE(3 * HV_HYP_PAGE_SIZE)
+
static int util_probe(struct hv_device *dev,
const struct hv_vmbus_device_id *dev_id)
{
@@ -491,8 +494,8 @@ static int util_probe(struct hv_device *dev,
hv_set_drvdata(dev, srv);
- ret = vmbus_open(dev->channel, 4 * HV_HYP_PAGE_SIZE,
- 4 * HV_HYP_PAGE_SIZE, NULL, 0, srv->util_cb,
+ ret = vmbus_open(dev->channel, HV_UTIL_RING_SEND_SIZE,
+ HV_UTIL_RING_RECV_SIZE, NULL, 0, srv->util_cb,
dev->channel);
if (ret)
goto error;
@@ -551,8 +554,8 @@ static int util_resume(struct hv_device *dev)
return ret;
}
- ret = vmbus_open(dev->channel, 4 * HV_HYP_PAGE_SIZE,
- 4 * HV_HYP_PAGE_SIZE, NULL, 0, srv->util_cb,
+ ret = vmbus_open(dev->channel, HV_UTIL_RING_SEND_SIZE,
+ HV_UTIL_RING_RECV_SIZE, NULL, 0, srv->util_cb,
dev->channel);
return ret;
}