KVM: Portability: Introduce kvm_vcpu_arch

Move all the architecture-specific fields in kvm_vcpu into a new struct
kvm_vcpu_arch.

Signed-off-by: Zhang Xiantao <xiantao.zhang@intel.com>
Acked-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>

1 files changed, 12 insertions, 12 deletions

diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c
index 0a6ab06fde0..50b133f6874 100644
--- a/drivers/kvm/x86_emulate.c
+++ b/drivers/kvm/x86_emulate.c
@@ -769,8 +769,8 @@ x86_decode_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
         /* Shadow copy of register state. Committed on successful emulation. */
 
         memset(c, 0, sizeof(struct decode_cache));
-        c->eip = ctxt->vcpu->rip;
-        memcpy(c->regs, ctxt->vcpu->regs, sizeof c->regs);
+        c->eip = ctxt->vcpu->arch.rip;
+        memcpy(c->regs, ctxt->vcpu->arch.regs, sizeof c->regs);
 
         switch (mode) {
         case X86EMUL_MODE_REAL:
@@ -1226,7 +1226,7 @@ x86_emulate_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
          * modify them.
          */
 
-        memcpy(c->regs, ctxt->vcpu->regs, sizeof c->regs);
+        memcpy(c->regs, ctxt->vcpu->arch.regs, sizeof c->regs);
         saved_eip = c->eip;
 
         if (((c->d & ModRM) && (c->modrm_mod != 3)) || (c->d & MemAbs))
@@ -1235,7 +1235,7 @@ x86_emulate_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
         if (c->rep_prefix && (c->d & String)) {
                 /* All REP prefixes have the same first termination condition */
                 if (c->regs[VCPU_REGS_RCX] == 0) {
-                        ctxt->vcpu->rip = c->eip;
+                        ctxt->vcpu->arch.rip = c->eip;
                         goto done;
                 }
                 /* The second termination condition only applies for REPE
@@ -1249,17 +1249,17 @@ x86_emulate_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
                                 (c->b == 0xae) || (c->b == 0xaf)) {
                         if ((c->rep_prefix == REPE_PREFIX) &&
                                 ((ctxt->eflags & EFLG_ZF) == 0)) {
-                                        ctxt->vcpu->rip = c->eip;
+                                        ctxt->vcpu->arch.rip = c->eip;
                                         goto done;
                         }
                         if ((c->rep_prefix == REPNE_PREFIX) &&
                                 ((ctxt->eflags & EFLG_ZF) == EFLG_ZF)) {
-                                ctxt->vcpu->rip = c->eip;
+                                ctxt->vcpu->arch.rip = c->eip;
                                 goto done;
                         }
                 }
                 c->regs[VCPU_REGS_RCX]--;
-                c->eip = ctxt->vcpu->rip;
+                c->eip = ctxt->vcpu->arch.rip;
         }
 
         if (c->src.type == OP_MEM) {
@@ -1628,7 +1628,7 @@ special_insn:
                 c->dst.type = OP_NONE; /* Disable writeback. */
                 break;
         case 0xf4:              /* hlt */
-                ctxt->vcpu->halt_request = 1;
+                ctxt->vcpu->arch.halt_request = 1;
                 goto done;
         case 0xf5:      /* cmc */
                 /* complement carry flag from eflags reg */
@@ -1665,8 +1665,8 @@ writeback:
                 goto done;
 
         /* Commit shadow register state. */
-        memcpy(ctxt->vcpu->regs, c->regs, sizeof c->regs);
-        ctxt->vcpu->rip = c->eip;
+        memcpy(ctxt->vcpu->arch.regs, c->regs, sizeof c->regs);
+        ctxt->vcpu->arch.rip = c->eip;
 
 done:
         if (rc == X86EMUL_UNHANDLEABLE) {
@@ -1783,7 +1783,7 @@ twobyte_insn:
                 rc = kvm_set_msr(ctxt->vcpu, c->regs[VCPU_REGS_RCX], msr_data);
                 if (rc) {
                         kvm_inject_gp(ctxt->vcpu, 0);
-                        c->eip = ctxt->vcpu->rip;
+                        c->eip = ctxt->vcpu->arch.rip;
                 }
                 rc = X86EMUL_CONTINUE;
                 c->dst.type = OP_NONE;
@@ -1793,7 +1793,7 @@ twobyte_insn:
                 rc = kvm_get_msr(ctxt->vcpu, c->regs[VCPU_REGS_RCX], &msr_data);
                 if (rc) {
                         kvm_inject_gp(ctxt->vcpu, 0);
-                        c->eip = ctxt->vcpu->rip;
+                        c->eip = ctxt->vcpu->arch.rip;
                 } else {
                         c->regs[VCPU_REGS_RAX] = (u32)msr_data;
                         c->regs[VCPU_REGS_RDX] = msr_data >> 32;