The commit is pushed to "branch-rh7-3.10.0-327.4.5.vz7.11.x-ovz" and will
appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh7-3.10.0-327.4.5.vz7.11.2
------>
commit c2162d5095220d6900d4a9962142e36174c5ec20
Author: Andrey Smetanin <asmeta...@virtuozzo.com>
Date: Tue Feb 16 13:50:19 2016 +0400
ms/drivers/hv: Move struct hv_message into UAPI Hyper-V x86 header
This struct is required for Hyper-V SynIC timers implementation inside KVM
and for upcoming Hyper-V VMBus support by userspace(QEMU). So place it into
Hyper-V UAPI header.
ms commit - 5b423efe11e822e092e8c911a6bad17eadf718eb.
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: "K. Y. Srinivasan" <k...@microsoft.com>
CC: Haiyang Zhang <haiya...@microsoft.com>
CC: Vitaly Kuznetsov <vkuzn...@redhat.com>
CC: Roman Kagan <rka...@virtuozzo.com>
CC: Denis V. Lunev <d...@openvz.org>
CC: qemu-de...@nongnu.org
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
arch/x86/include/uapi/asm/hyperv.h | 76 ++++++++++++++++++++++++++++++++++++++
drivers/hv/hyperv_vmbus.h | 75 -------------------------------------
2 files changed, 76 insertions(+), 75 deletions(-)
diff --git a/arch/x86/include/uapi/asm/hyperv.h
b/arch/x86/include/uapi/asm/hyperv.h
index 5c1c077..c38a844 100644
--- a/arch/x86/include/uapi/asm/hyperv.h
+++ b/arch/x86/include/uapi/asm/hyperv.h
@@ -255,4 +255,80 @@ typedef struct _HV_REFERENCE_TSC_PAGE {
#define HV_SYNIC_STIMER_COUNT (4)
+/* Define synthetic interrupt controller message constants. */
+#define HV_MESSAGE_SIZE (256)
+#define HV_MESSAGE_PAYLOAD_BYTE_COUNT (240)
+#define HV_MESSAGE_PAYLOAD_QWORD_COUNT (30)
+
+/* Define hypervisor message types. */
+enum hv_message_type {
+ HVMSG_NONE = 0x00000000,
+
+ /* Memory access messages. */
+ HVMSG_UNMAPPED_GPA = 0x80000000,
+ HVMSG_GPA_INTERCEPT = 0x80000001,
+
+ /* Timer notification messages. */
+ HVMSG_TIMER_EXPIRED = 0x80000010,
+
+ /* Error messages. */
+ HVMSG_INVALID_VP_REGISTER_VALUE = 0x80000020,
+ HVMSG_UNRECOVERABLE_EXCEPTION = 0x80000021,
+ HVMSG_UNSUPPORTED_FEATURE = 0x80000022,
+
+ /* Trace buffer complete messages. */
+ HVMSG_EVENTLOG_BUFFERCOMPLETE = 0x80000040,
+
+ /* Platform-specific processor intercept messages. */
+ HVMSG_X64_IOPORT_INTERCEPT = 0x80010000,
+ HVMSG_X64_MSR_INTERCEPT = 0x80010001,
+ HVMSG_X64_CPUID_INTERCEPT = 0x80010002,
+ HVMSG_X64_EXCEPTION_INTERCEPT = 0x80010003,
+ HVMSG_X64_APIC_EOI = 0x80010004,
+ HVMSG_X64_LEGACY_FP_ERROR = 0x80010005
+};
+
+/* Define synthetic interrupt controller message flags. */
+union hv_message_flags {
+ __u8 asu8;
+ struct {
+ __u8 msg_pending:1;
+ __u8 reserved:7;
+ };
+};
+
+/* Define port identifier type. */
+union hv_port_id {
+ __u32 asu32;
+ struct {
+ __u32 id:24;
+ __u32 reserved:8;
+ } u;
+};
+
+/* Define synthetic interrupt controller message header. */
+struct hv_message_header {
+ __u32 message_type;
+ __u8 payload_size;
+ union hv_message_flags message_flags;
+ __u8 reserved[2];
+ union {
+ __u64 sender;
+ union hv_port_id port;
+ };
+};
+
+/* Define synthetic interrupt controller message format. */
+struct hv_message {
+ struct hv_message_header header;
+ union {
+ __u64 payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT];
+ } u;
+};
+
+/* Define the synthetic interrupt message page layout. */
+struct hv_message_page {
+ struct hv_message sint_message[HV_SYNIC_SINT_COUNT];
+};
+
#endif
diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
index c982af3..35a31b1 100644
--- a/drivers/hv/hyperv_vmbus.h
+++ b/drivers/hv/hyperv_vmbus.h
@@ -63,10 +63,6 @@ enum hv_cpuid_function {
/* Define version of the synthetic interrupt controller. */
#define HV_SYNIC_VERSION (1)
-/* Define synthetic interrupt controller message constants. */
-#define HV_MESSAGE_SIZE (256)
-#define HV_MESSAGE_PAYLOAD_BYTE_COUNT (240)
-#define HV_MESSAGE_PAYLOAD_QWORD_COUNT (30)
#define HV_ANY_VP (0xFFFFFFFF)
/* Define synthetic interrupt controller flag constants. */
@@ -74,46 +70,9 @@ enum hv_cpuid_function {
#define HV_EVENT_FLAGS_BYTE_COUNT (256)
#define HV_EVENT_FLAGS_DWORD_COUNT (256 / sizeof(u32))
-/* Define hypervisor message types. */
-enum hv_message_type {
- HVMSG_NONE = 0x00000000,
-
- /* Memory access messages. */
- HVMSG_UNMAPPED_GPA = 0x80000000,
- HVMSG_GPA_INTERCEPT = 0x80000001,
-
- /* Timer notification messages. */
- HVMSG_TIMER_EXPIRED = 0x80000010,
-
- /* Error messages. */
- HVMSG_INVALID_VP_REGISTER_VALUE = 0x80000020,
- HVMSG_UNRECOVERABLE_EXCEPTION = 0x80000021,
- HVMSG_UNSUPPORTED_FEATURE = 0x80000022,
-
- /* Trace buffer complete messages. */
- HVMSG_EVENTLOG_BUFFERCOMPLETE = 0x80000040,
-
- /* Platform-specific processor intercept messages. */
- HVMSG_X64_IOPORT_INTERCEPT = 0x80010000,
- HVMSG_X64_MSR_INTERCEPT = 0x80010001,
- HVMSG_X64_CPUID_INTERCEPT = 0x80010002,
- HVMSG_X64_EXCEPTION_INTERCEPT = 0x80010003,
- HVMSG_X64_APIC_EOI = 0x80010004,
- HVMSG_X64_LEGACY_FP_ERROR = 0x80010005
-};
-
/* Define invalid partition identifier. */
#define HV_PARTITION_ID_INVALID ((u64)0x0)
-/* Define port identifier type. */
-union hv_port_id {
- u32 asu32;
- struct {
- u32 id:24;
- u32 reserved:8;
- } u ;
-};
-
/* Define port type. */
enum hv_port_type {
HVPORT_MSG = 1,
@@ -161,27 +120,6 @@ struct hv_connection_info {
};
};
-/* Define synthetic interrupt controller message flags. */
-union hv_message_flags {
- u8 asu8;
- struct {
- u8 msg_pending:1;
- u8 reserved:7;
- };
-};
-
-/* Define synthetic interrupt controller message header. */
-struct hv_message_header {
- u32 message_type;
- u8 payload_size;
- union hv_message_flags message_flags;
- u8 reserved[2];
- union {
- u64 sender;
- union hv_port_id port;
- };
-};
-
/* Define timer message payload structure. */
struct hv_timer_message_payload {
u32 timer_index;
@@ -190,22 +128,9 @@ struct hv_timer_message_payload {
u64 delivery_time; /* When the message was delivered */
};
-/* Define synthetic interrupt controller message format. */
-struct hv_message {
- struct hv_message_header header;
- union {
- u64 payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT];
- } u ;
-};
-
/* Define the number of message buffers associated with each port. */
#define HV_PORT_MESSAGE_BUFFER_COUNT (16)
-/* Define the synthetic interrupt message page layout. */
-struct hv_message_page {
- struct hv_message sint_message[HV_SYNIC_SINT_COUNT];
-};
-
/* Define the synthetic interrupt controller event flags format. */
union hv_synic_event_flags {
u8 flags8[HV_EVENT_FLAGS_BYTE_COUNT];
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