diff options
| -rw-r--r-- | arch/x86/kvm/emulate.c | 42 |
1 files changed, 17 insertions, 25 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 4f4d9bc6178..cb2efa46379 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -1345,8 +1345,7 @@ static inline int writeback(struct x86_emulate_ctxt *ctxt, return X86EMUL_CONTINUE; } -static int emulate_push(struct x86_emulate_ctxt *ctxt, - struct x86_emulate_ops *ops) +static int em_push(struct x86_emulate_ctxt *ctxt) { struct decode_cache *c = &ctxt->decode; struct segmented_address addr; @@ -1426,7 +1425,7 @@ static int emulate_push_sreg(struct x86_emulate_ctxt *ctxt, c->src.val = ops->get_segment_selector(seg, ctxt->vcpu); - return emulate_push(ctxt, ops); + return em_push(ctxt); } static int emulate_pop_sreg(struct x86_emulate_ctxt *ctxt, @@ -1444,8 +1443,7 @@ static int emulate_pop_sreg(struct x86_emulate_ctxt *ctxt, return rc; } -static int emulate_pusha(struct x86_emulate_ctxt *ctxt, - struct x86_emulate_ops *ops) +static int emulate_pusha(struct x86_emulate_ctxt *ctxt) { struct decode_cache *c = &ctxt->decode; unsigned long old_esp = c->regs[VCPU_REGS_RSP]; @@ -1456,7 +1454,7 @@ static int emulate_pusha(struct x86_emulate_ctxt *ctxt, (reg == VCPU_REGS_RSP) ? (c->src.val = old_esp) : (c->src.val = c->regs[reg]); - rc = emulate_push(ctxt, ops); + rc = em_push(ctxt); if (rc != X86EMUL_CONTINUE) return rc; @@ -1500,19 +1498,19 @@ int emulate_int_real(struct x86_emulate_ctxt *ctxt, /* TODO: Add limit checks */ c->src.val = ctxt->eflags; - rc = emulate_push(ctxt, ops); + rc = em_push(ctxt); if (rc != X86EMUL_CONTINUE) return rc; ctxt->eflags &= ~(EFLG_IF | EFLG_TF | EFLG_AC); c->src.val = ops->get_segment_selector(VCPU_SREG_CS, ctxt->vcpu); - rc = emulate_push(ctxt, ops); + rc = em_push(ctxt); if (rc != X86EMUL_CONTINUE) return rc; c->src.val = c->eip; - rc = emulate_push(ctxt, ops); + rc = em_push(ctxt); if (rc != X86EMUL_CONTINUE) return rc; @@ -1701,8 +1699,7 @@ static inline int emulate_grp3(struct x86_emulate_ctxt *ctxt, return X86EMUL_CONTINUE; } -static inline int emulate_grp45(struct x86_emulate_ctxt *ctxt, - struct x86_emulate_ops *ops) +static int emulate_grp45(struct x86_emulate_ctxt *ctxt) { struct decode_cache *c = &ctxt->decode; int rc = X86EMUL_CONTINUE; @@ -1719,14 +1716,14 @@ static inline int emulate_grp45(struct x86_emulate_ctxt *ctxt, old_eip = c->eip; c->eip = c->src.val; c->src.val = old_eip; - rc = emulate_push(ctxt, ops); + rc = em_push(ctxt); break; } case 4: /* jmp abs */ c->eip = c->src.val; break; case 6: /* push */ - rc = emulate_push(ctxt, ops); + rc = em_push(ctxt); break; } return rc; @@ -2373,7 +2370,7 @@ static int emulator_do_task_switch(struct x86_emulate_ctxt *ctxt, c->op_bytes = c->ad_bytes = (next_tss_desc.type & 8) ? 4 : 2; c->lock_prefix = 0; c->src.val = (unsigned long) error_code; - ret = emulate_push(ctxt, ops); + ret = em_push(ctxt); } return ret; @@ -2410,11 +2407,6 @@ static void string_addr_inc(struct x86_emulate_ctxt *ctxt, unsigned seg, op->addr.mem.seg = seg; } -static int em_push(struct x86_emulate_ctxt *ctxt) -{ - return emulate_push(ctxt, ctxt->ops); -} - static int em_das(struct x86_emulate_ctxt *ctxt) { struct decode_cache *c = &ctxt->decode; @@ -2472,12 +2464,12 @@ static int em_call_far(struct x86_emulate_ctxt *ctxt) memcpy(&c->eip, c->src.valptr, c->op_bytes); c->src.val = old_cs; - rc = emulate_push(ctxt, ctxt->ops); + rc = em_push(ctxt); if (rc != X86EMUL_CONTINUE) return rc; c->src.val = old_eip; - return emulate_push(ctxt, ctxt->ops); + return em_push(ctxt); } static int em_ret_near_imm(struct x86_emulate_ctxt *ctxt) @@ -3666,7 +3658,7 @@ special_insn: rc = emulate_pop(ctxt, ops, &c->dst.val, c->op_bytes); break; case 0x60: /* pusha */ - rc = emulate_pusha(ctxt, ops); + rc = emulate_pusha(ctxt); break; case 0x61: /* popa */ rc = emulate_popa(ctxt, ops); @@ -3770,7 +3762,7 @@ special_insn: break; case 0x9c: /* pushf */ c->src.val = (unsigned long) ctxt->eflags; - rc = emulate_push(ctxt, ops); + rc = em_push(ctxt); break; case 0x9d: /* popf */ c->dst.type = OP_REG; @@ -3845,7 +3837,7 @@ special_insn: long int rel = c->src.val; c->src.val = (unsigned long) c->eip; jmp_rel(c, rel); - rc = emulate_push(ctxt, ops); + rc = em_push(ctxt); break; } case 0xe9: /* jmp rel */ @@ -3923,7 +3915,7 @@ special_insn: break; case 0xfe: /* Grp4 */ grp45: - rc = emulate_grp45(ctxt, ops); + rc = emulate_grp45(ctxt); break; case 0xff: /* Grp5 */ if (c->modrm_reg == 5) |