1 files changed, 46 insertions, 0 deletions

diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 82634a492fe0..1162ef7a3fa1 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -147,6 +147,16 @@ struct kvm_pit_config {
 
 #define KVM_PIT_SPEAKER_DUMMY     1
 
+struct kvm_s390_skeys {
+        __u64 start_gfn;
+        __u64 count;
+        __u64 skeydata_addr;
+        __u32 flags;
+        __u32 reserved[9];
+};
+#define KVM_S390_GET_SKEYS_NONE   1
+#define KVM_S390_SKEYS_MAX        1048576
+
 #define KVM_EXIT_UNKNOWN          0
 #define KVM_EXIT_EXCEPTION        1
 #define KVM_EXIT_IO               2
@@ -172,6 +182,7 @@ struct kvm_pit_config {
 #define KVM_EXIT_S390_TSCH        22
 #define KVM_EXIT_EPR              23
 #define KVM_EXIT_SYSTEM_EVENT     24
+#define KVM_EXIT_S390_STSI        25
 
 /* For KVM_EXIT_INTERNAL_ERROR */
 /* Emulate instruction failed. */
@@ -309,6 +320,15 @@ struct kvm_run {
                         __u32 type;
                         __u64 flags;
                 } system_event;
+                /* KVM_EXIT_S390_STSI */
+                struct {
+                        __u64 addr;
+                        __u8 ar;
+                        __u8 reserved;
+                        __u8 fc;
+                        __u8 sel1;
+                        __u16 sel2;
+                } s390_stsi;
                 /* Fix the size of the union. */
                 char padding[256];
         };
@@ -365,6 +385,24 @@ struct kvm_translation {
         __u8  pad[5];
 };
 
+/* for KVM_S390_MEM_OP */
+struct kvm_s390_mem_op {
+        /* in */
+        __u64 gaddr;            /* the guest address */
+        __u64 flags;            /* flags */
+        __u32 size;             /* amount of bytes */
+        __u32 op;               /* type of operation */
+        __u64 buf;              /* buffer in userspace */
+        __u8 ar;                /* the access register number */
+        __u8 reserved[31];      /* should be set to 0 */
+};
+/* types for kvm_s390_mem_op->op */
+#define KVM_S390_MEMOP_LOGICAL_READ     0
+#define KVM_S390_MEMOP_LOGICAL_WRITE    1
+/* flags for kvm_s390_mem_op->flags */
+#define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
+#define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
+
 /* for KVM_INTERRUPT */
 struct kvm_interrupt {
         /* in */
@@ -761,6 +799,9 @@ struct kvm_ppc_smmu_info {
 #define KVM_CAP_CHECK_EXTENSION_VM 105
 #define KVM_CAP_S390_USER_SIGP 106
 #define KVM_CAP_S390_VECTOR_REGISTERS 107
+#define KVM_CAP_S390_MEM_OP 108
+#define KVM_CAP_S390_USER_STSI 109
+#define KVM_CAP_S390_SKEYS 110
 
 #ifdef KVM_CAP_IRQ_ROUTING
 
@@ -1136,6 +1177,11 @@ struct kvm_s390_ucas_mapping {
 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
+/* Available with KVM_CAP_S390_MEM_OP */
+#define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
+/* Available with KVM_CAP_S390_SKEYS */
+#define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
+#define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
 
 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)