KVM: x86 emulator: add (set|get)_msr callbacks to x86_emulate_ops

Add (set|get)_msr callbacks to x86_emulate_ops instead of calling
them directly.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 18 insertions, 18 deletions

diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 8a4aa73ff1e..7c8ed560fd4 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -1875,7 +1875,7 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
 }
 
 static int
-emulate_syscall(struct x86_emulate_ctxt *ctxt)
+emulate_syscall(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
 {
         struct decode_cache *c = &ctxt->decode;
         struct kvm_segment cs, ss;
@@ -1890,7 +1890,7 @@ emulate_syscall(struct x86_emulate_ctxt *ctxt)
 
         setup_syscalls_segments(ctxt, &cs, &ss);
 
-        kvm_x86_ops->get_msr(ctxt->vcpu, MSR_STAR, &msr_data);
+        ops->get_msr(ctxt->vcpu, MSR_STAR, &msr_data);
         msr_data >>= 32;
         cs.selector = (u16)(msr_data & 0xfffc);
         ss.selector = (u16)(msr_data + 8);
@@ -1907,17 +1907,17 @@ emulate_syscall(struct x86_emulate_ctxt *ctxt)
 #ifdef CONFIG_X86_64
                 c->regs[VCPU_REGS_R11] = ctxt->eflags & ~EFLG_RF;
 
-                kvm_x86_ops->get_msr(ctxt->vcpu,
-                        ctxt->mode == X86EMUL_MODE_PROT64 ?
-                        MSR_LSTAR : MSR_CSTAR, &msr_data);
+                ops->get_msr(ctxt->vcpu,
+                             ctxt->mode == X86EMUL_MODE_PROT64 ?
+                             MSR_LSTAR : MSR_CSTAR, &msr_data);
                 c->eip = msr_data;
 
-                kvm_x86_ops->get_msr(ctxt->vcpu, MSR_SYSCALL_MASK, &msr_data);
+                ops->get_msr(ctxt->vcpu, MSR_SYSCALL_MASK, &msr_data);
                 ctxt->eflags &= ~(msr_data | EFLG_RF);
 #endif
         } else {
                 /* legacy mode */
-                kvm_x86_ops->get_msr(ctxt->vcpu, MSR_STAR, &msr_data);
+                ops->get_msr(ctxt->vcpu, MSR_STAR, &msr_data);
                 c->eip = (u32)msr_data;
 
                 ctxt->eflags &= ~(EFLG_VM | EFLG_IF | EFLG_RF);
@@ -1927,7 +1927,7 @@ emulate_syscall(struct x86_emulate_ctxt *ctxt)
 }
 
 static int
-emulate_sysenter(struct x86_emulate_ctxt *ctxt)
+emulate_sysenter(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
 {
         struct decode_cache *c = &ctxt->decode;
         struct kvm_segment cs, ss;
@@ -1949,7 +1949,7 @@ emulate_sysenter(struct x86_emulate_ctxt *ctxt)
 
         setup_syscalls_segments(ctxt, &cs, &ss);
 
-        kvm_x86_ops->get_msr(ctxt->vcpu, MSR_IA32_SYSENTER_CS, &msr_data);
+        ops->get_msr(ctxt->vcpu, MSR_IA32_SYSENTER_CS, &msr_data);
         switch (ctxt->mode) {
         case X86EMUL_MODE_PROT32:
                 if ((msr_data & 0xfffc) == 0x0) {
@@ -1979,17 +1979,17 @@ emulate_sysenter(struct x86_emulate_ctxt *ctxt)
         kvm_x86_ops->set_segment(ctxt->vcpu, &cs, VCPU_SREG_CS);
         kvm_x86_ops->set_segment(ctxt->vcpu, &ss, VCPU_SREG_SS);
 
-        kvm_x86_ops->get_msr(ctxt->vcpu, MSR_IA32_SYSENTER_EIP, &msr_data);
+        ops->get_msr(ctxt->vcpu, MSR_IA32_SYSENTER_EIP, &msr_data);
         c->eip = msr_data;
 
-        kvm_x86_ops->get_msr(ctxt->vcpu, MSR_IA32_SYSENTER_ESP, &msr_data);
+        ops->get_msr(ctxt->vcpu, MSR_IA32_SYSENTER_ESP, &msr_data);
         c->regs[VCPU_REGS_RSP] = msr_data;
 
         return X86EMUL_CONTINUE;
 }
 
 static int
-emulate_sysexit(struct x86_emulate_ctxt *ctxt)
+emulate_sysexit(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
 {
         struct decode_cache *c = &ctxt->decode;
         struct kvm_segment cs, ss;
@@ -2012,7 +2012,7 @@ emulate_sysexit(struct x86_emulate_ctxt *ctxt)
 
         cs.dpl = 3;
         ss.dpl = 3;
-        kvm_x86_ops->get_msr(ctxt->vcpu, MSR_IA32_SYSENTER_CS, &msr_data);
+        ops->get_msr(ctxt->vcpu, MSR_IA32_SYSENTER_CS, &msr_data);
         switch (usermode) {
         case X86EMUL_MODE_PROT32:
                 cs.selector = (u16)(msr_data + 16);
@@ -3099,7 +3099,7 @@ twobyte_insn:
                 }
                 break;
         case 0x05:              /* syscall */
-                rc = emulate_syscall(ctxt);
+                rc = emulate_syscall(ctxt, ops);
                 if (rc != X86EMUL_CONTINUE)
                         goto done;
                 else
@@ -3155,7 +3155,7 @@ twobyte_insn:
                 /* wrmsr */
                 msr_data = (u32)c->regs[VCPU_REGS_RAX]
                         | ((u64)c->regs[VCPU_REGS_RDX] << 32);
-                if (kvm_set_msr(ctxt->vcpu, c->regs[VCPU_REGS_RCX], msr_data)) {
+                if (ops->set_msr(ctxt->vcpu, c->regs[VCPU_REGS_RCX], msr_data)) {
                         kvm_inject_gp(ctxt->vcpu, 0);
                         goto done;
                 }
@@ -3164,7 +3164,7 @@ twobyte_insn:
                 break;
         case 0x32:
                 /* rdmsr */
-                if (kvm_get_msr(ctxt->vcpu, c->regs[VCPU_REGS_RCX], &msr_data)) {
+                if (ops->get_msr(ctxt->vcpu, c->regs[VCPU_REGS_RCX], &msr_data)) {
                         kvm_inject_gp(ctxt->vcpu, 0);
                         goto done;
                 } else {
@@ -3175,14 +3175,14 @@ twobyte_insn:
                 c->dst.type = OP_NONE;
                 break;
         case 0x34:              /* sysenter */
-                rc = emulate_sysenter(ctxt);
+                rc = emulate_sysenter(ctxt, ops);
                 if (rc != X86EMUL_CONTINUE)
                         goto done;
                 else
                         goto writeback;
                 break;
         case 0x35:              /* sysexit */
-                rc = emulate_sysexit(ctxt);
+                rc = emulate_sysexit(ctxt, ops);
                 if (rc != X86EMUL_CONTINUE)
                         goto done;
                 else