Various parts of the hyperv code need to know what VTL the kernel runs at, most notably VMBus needs that to establish communication with the host. Initialize the Virtual Trust Level field to enable booting in the Virtual Trust Level. Signed-off-by: Roman Kisel <romank@xxxxxxxxxxxxxxxxxxx> Reviewed-by: Michael Kelley <mhklinux@xxxxxxxxxxx> --- arch/arm64/hyperv/mshyperv.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/hyperv/mshyperv.c b/arch/arm64/hyperv/mshyperv.c index c5b03d3af7c5..f251a08ada5b 100644 --- a/arch/arm64/hyperv/mshyperv.c +++ b/arch/arm64/hyperv/mshyperv.c @@ -109,6 +109,7 @@ static int __init hyperv_init(void) if (ms_hyperv.priv_high & HV_ACCESS_PARTITION_ID) hv_get_partition_id(); + ms_hyperv.vtl = get_vtl(); ms_hyperv_late_init(); -- 2.43.0