diff options
Diffstat (limited to 'drivers/hv/connection.c')
| -rw-r--r-- | drivers/hv/connection.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c index 11170d9a2e1a..c83612cddb99 100644 --- a/drivers/hv/connection.c +++ b/drivers/hv/connection.c @@ -244,6 +244,13 @@ int vmbus_connect(void) break; } + if (hv_is_isolation_supported() && version < VERSION_WIN10_V5_2) { + pr_err("Invalid VMBus version %d.%d (expected >= %d.%d) from the host supporting isolation\n", + version >> 16, version & 0xFFFF, VERSION_WIN10_V5_2 >> 16, VERSION_WIN10_V5_2 & 0xFFFF); + ret = -EINVAL; + goto cleanup; + } + vmbus_proto_version = version; pr_info("Vmbus version:%d.%d\n", version >> 16, version & 0xFFFF); |