VMBus hypercall codes inside Hyper-V UAPI header will
be used by QEMU to implement VMBus host devices support.
Signed-off-by: Andrey Smetanin <asmeta...@virtuozzo.com>
Acked-by: K. Y. Srinivasan <k...@microsoft.com>
Reviewed-by: Roman Kagan <rka...@virtuozzo.com>
CC: Gleb Natapov <g...@kernel.org>
CC: Paolo Bonzini <pbonz...@redhat.com>
CC: Joerg Roedel <j...@8bytes.org>
CC: "K. Y. Srinivasan" <k...@microsoft.com>
CC: Haiyang Zhang <haiya...@microsoft.com>
CC: Roman Kagan <rka...@virtuozzo.com>
CC: Denis V. Lunev <d...@openvz.org>
CC: qemu-devel@nongnu.org
---
arch/x86/include/uapi/asm/hyperv.h | 2 ++
drivers/hv/hv.c | 4 ++--
drivers/hv/hyperv_vmbus.h | 6 ------
3 files changed, 4 insertions(+), 8 deletions(-)
diff --git a/arch/x86/include/uapi/asm/hyperv.h
b/arch/x86/include/uapi/asm/hyperv.h
index 0c50fab..bc1c8a9 100644
--- a/arch/x86/include/uapi/asm/hyperv.h
+++ b/arch/x86/include/uapi/asm/hyperv.h
@@ -227,6 +227,8 @@
/* Declare the various hypercall operations. */
#define HV_X64_HCALL_NOTIFY_LONG_SPIN_WAIT 0x0008
+#define HV_X64_HCALL_POST_MESSAGE 0x005c
+#define HV_X64_HCALL_SIGNAL_EVENT 0x005d
#define HV_X64_MSR_APIC_ASSIST_PAGE_ENABLE 0x00000001
#define HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT 12
diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c
index 11bca51..5ce2dec 100644
--- a/drivers/hv/hv.c
+++ b/drivers/hv/hv.c
@@ -331,7 +331,7 @@ int hv_post_message(union hv_connection_id connection_id,
aligned_msg->payload_size = payload_size;
memcpy((void *)aligned_msg->payload, payload, payload_size);
- status = hv_do_hypercall(HVCALL_POST_MESSAGE, aligned_msg, NULL);
+ status = hv_do_hypercall(HV_X64_HCALL_POST_MESSAGE, aligned_msg, NULL);
put_cpu();
return status & 0xFFFF;
@@ -348,7 +348,7 @@ int hv_signal_event(void *con_id)
{
u64 status;
- status = hv_do_hypercall(HVCALL_SIGNAL_EVENT, con_id, NULL);
+ status = hv_do_hypercall(HV_X64_HCALL_SIGNAL_EVENT, con_id, NULL);
return status & 0xFFFF;
}
diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
index 4ebc796..2f8c0f4 100644
--- a/drivers/hv/hyperv_vmbus.h
+++ b/drivers/hv/hyperv_vmbus.h
@@ -256,12 +256,6 @@ struct hv_monitor_page {
u8 rsvdz4[1984];
};
-/* Declare the various hypercall operations. */
-enum hv_call_code {
- HVCALL_POST_MESSAGE = 0x005c,
- HVCALL_SIGNAL_EVENT = 0x005d,
-};
-
/* Definition of the hv_post_message hypercall input structure. */
struct hv_input_post_message {
union hv_connection_id connectionid;
--
2.4.3
