[PATCH 06/11] Drivers: hv: Make sint vector architecture neutral in MSHV_VTL
From: Naman Jain
Date: Mon Mar 16 2026 - 08:19:49 EST
Generalize Synthetic interrupt source vector (sint) to use
vmbus_interrupt variable instead, which automatically takes care of
architectures where HYPERVISOR_CALLBACK_VECTOR is not present (arm64).
Signed-off-by: Roman Kisel <romank@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Naman Jain <namjain@xxxxxxxxxxxxxxxxxxx>
---
drivers/hv/mshv_vtl_main.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/hv/mshv_vtl_main.c b/drivers/hv/mshv_vtl_main.c
index b607b6e7e121..91517b45d526 100644
--- a/drivers/hv/mshv_vtl_main.c
+++ b/drivers/hv/mshv_vtl_main.c
@@ -234,7 +234,7 @@ static void mshv_vtl_synic_enable_regs(unsigned int cpu)
union hv_synic_sint sint;
sint.as_uint64 = 0;
- sint.vector = HYPERVISOR_CALLBACK_VECTOR;
+ sint.vector = vmbus_interrupt;
sint.masked = false;
sint.auto_eoi = hv_recommend_using_aeoi();
@@ -753,7 +753,7 @@ static void mshv_vtl_synic_mask_vmbus_sint(void *info)
const u8 *mask = info;
sint.as_uint64 = 0;
- sint.vector = HYPERVISOR_CALLBACK_VECTOR;
+ sint.vector = vmbus_interrupt;
sint.masked = (*mask != 0);
sint.auto_eoi = hv_recommend_using_aeoi();
--
2.43.0