KVM: Rename x86_emulate.c to emulate.c

We're in arch/x86, what could we possibly be emulating?
Signed-off-by: Avi Kivity <avi@redhat.com>

arch/x86/include/asm/kvm_host.h

@@ -138,7 +138,7 @@ enum {
 	VCPU_SREG_LDTR,
 };
 
-#include <asm/kvm_x86_emulate.h>
+#include <asm/kvm_emulate.h>
 
 #define KVM_NR_MEM_OBJS 40
 

arch/x86/kvm/Makefile

@@ -9,7 +9,7 @@ kvm-y			+= $(addprefix ../../../virt/kvm/, kvm_main.o ioapic.o \
 				coalesced_mmio.o irq_comm.o eventfd.o)
 kvm-$(CONFIG_IOMMU_API)	+= $(addprefix ../../../virt/kvm/, iommu.o)
 
-kvm-y			+= x86.o mmu.o x86_emulate.o i8259.o irq.o lapic.o \
+kvm-y			+= x86.o mmu.o emulate.o i8259.o irq.o lapic.o \
 			   i8254.o timer.o
 kvm-intel-y		+= vmx.o
 kvm-amd-y		+= svm.o

arch/x86/kvm/x86_emulate.c → arch/x86/kvm/emulate.c

 /******************************************************************************
- * x86_emulate.c
+ * emulate.c
  *
  * Generic x86 (32-bit and 64-bit) instruction decoder and emulator.
  *
@@ -30,7 +30,7 @@
 #define DPRINTF(x...) do {} while (0)
 #endif
 #include <linux/module.h>
-#include <asm/kvm_x86_emulate.h>
+#include <asm/kvm_emulate.h>
 
 #include "mmu.h"		/* for is_long_mode() */
 

arch/x86/kvm/x86.c

@@ -2759,7 +2759,7 @@ int emulate_instruction(struct kvm_vcpu *vcpu,
 	kvm_clear_exception_queue(vcpu);
 	vcpu->arch.mmio_fault_cr2 = cr2;
 	/*
-	 * TODO: fix x86_emulate.c to use guest_read/write_register
+	 * TODO: fix emulate.c to use guest_read/write_register
 	 * instead of direct ->regs accesses, can save hundred cycles
 	 * on Intel for instructions that don't read/change RSP, for
 	 * for example.