For non VTL platforms vtl is always 0, and there is no need of
get_vtl function. For VTL platforms get_vtl should always succeed
and should return the correct VTL.
Signed-off-by: Saurabh Sengar <ssen...@linux.microsoft.com>
---
arch/x86/hyperv/hv_init.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c
index 783ed339f341..e589c240565a 100644
--- a/arch/x86/hyperv/hv_init.c
+++ b/arch/x86/hyperv/hv_init.c
@@ -416,8 +416,8 @@ static u8 __init get_vtl(void)
if (hv_result_success(ret)) {
ret = output->as64.low & HV_X64_VTL_MASK;
} else {
- pr_err("Failed to get VTL(%lld) and set VTL to zero by
default.\n", ret);
- ret = 0;
+ pr_err("Failed to get VTL(error: %lld) exiting...\n", ret);
+ BUG();
}
local_irq_restore(flags);
@@ -604,8 +604,10 @@ void __init hyperv_init(void)
hv_query_ext_cap(0);
/* Find the VTL */
- if (!ms_hyperv.paravisor_present && hv_isolation_type_snp())
+ if (IS_ENABLED(CONFIG_HYPERV_VTL_MODE))
ms_hyperv.vtl = get_vtl();
+ else
+ ms_hyperv.vtl = 0;
return;
--
2.34.1
