KVM: Move arch dependent files to new directory arch/x86/kvm/

This paves the way for multiple architecture support.  Note that while
ioapic.c could potentially be shared with ia64, it is also moved.

Signed-off-by: Avi Kivity <avi@qumranet.com>

arch/x86/Kconfig

@@ -1599,4 +1599,6 @@ source "security/Kconfig"
 
 source "crypto/Kconfig"
 
+source "arch/x86/kvm/Kconfig"
+
 source "lib/Kconfig"

arch/x86/Makefile

@@ -7,6 +7,8 @@ else
         KBUILD_DEFCONFIG := $(ARCH)_defconfig
 endif
 
+core-$(CONFIG_KVM) += arch/x86/kvm/
+
 # BITS is used as extension for files which are available in a 32 bit
 # and a 64 bit version to simplify shared Makefiles.
 # e.g.: obj-y += foo_$(BITS).o

arch/x86/kvm/Makefile

@@ -2,7 +2,12 @@
 # Makefile for Kernel-based Virtual Machine module
 #
 
-kvm-objs := kvm_main.o x86.o mmu.o x86_emulate.o i8259.o irq.o lapic.o ioapic.o
+common-objs = $(addprefix ../../../drivers/kvm/, kvm_main.o)
+
+EXTRA_CFLAGS += -I drivers/kvm
+
+kvm-objs := $(common-objs) x86.o mmu.o x86_emulate.o i8259.o irq.o lapic.o \
+	ioapic.o
 obj-$(CONFIG_KVM) += kvm.o
 kvm-intel-objs = vmx.o
 obj-$(CONFIG_KVM_INTEL) += kvm-intel.o

arch/x86/kvm/i8259.c

@@ -27,7 +27,8 @@
  */
 #include <linux/mm.h>
 #include "irq.h"
-#include "kvm.h"
+
+#include <linux/kvm_host.h>
 
 /*
  * set irq level. If an edge is detected, then the IRR is set to 1

arch/x86/kvm/ioapic.c

@@ -26,9 +26,7 @@
  *  Based on Xen 3.1 code.
  */
 
-#include "kvm.h"
+#include <linux/kvm_host.h>
-#include "x86.h"
-
 #include <linux/kvm.h>
 #include <linux/mm.h>
 #include <linux/highmem.h>

arch/x86/kvm/irq.c

@@ -20,9 +20,8 @@
  */
 
 #include <linux/module.h>
+#include <linux/kvm_host.h>
 
-#include "kvm.h"
-#include "x86.h"
 #include "irq.h"
 
 /*

arch/x86/kvm/irq.h

@@ -24,9 +24,8 @@
 
 #include <linux/mm_types.h>
 #include <linux/hrtimer.h>
-#include <asm/kvm.h>
+#include <linux/kvm_host.h>
 #include "iodev.h"
-#include "kvm.h"
 
 struct kvm;
 struct kvm_vcpu;

arch/x86/kvm/kvm_svm.h

@@ -4,10 +4,10 @@
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/list.h>
+#include <linux/kvm_host.h>
 #include <asm/msr.h>
 
 #include "svm.h"
-#include "kvm.h"
 
 static const u32 host_save_user_msrs[] = {
 #ifdef CONFIG_X86_64

arch/x86/kvm/lapic.c

@@ -17,9 +17,7 @@
  * the COPYING file in the top-level directory.
  */
 
-#include "kvm.h"
+#include <linux/kvm_host.h>
-#include "x86.h"
-
 #include <linux/kvm.h>
 #include <linux/mm.h>
 #include <linux/highmem.h>

arch/x86/kvm/mmu.c

@@ -18,10 +18,9 @@
  */
 
 #include "vmx.h"
-#include "kvm.h"
-#include "x86.h"
 #include "mmu.h"
 
+#include <linux/kvm_host.h>
 #include <linux/types.h>
 #include <linux/string.h>
 #include <linux/mm.h>

arch/x86/kvm/mmu.h

@@ -1,7 +1,7 @@
 #ifndef __KVM_X86_MMU_H
 #define __KVM_X86_MMU_H
 
-#include "kvm.h"
+#include <linux/kvm_host.h>
 
 static inline void kvm_mmu_free_some_pages(struct kvm_vcpu *vcpu)
 {

arch/x86/kvm/svm.c

@@ -13,9 +13,9 @@
  * the COPYING file in the top-level directory.
  *
  */
-#include "x86.h"
+#include <linux/kvm_host.h>
+
 #include "kvm_svm.h"
-#include "x86_emulate.h"
 #include "irq.h"
 #include "mmu.h"
 

arch/x86/kvm/vmx.c

@@ -15,14 +15,12 @@
  *
  */
 
-#include "kvm.h"
-#include "x86.h"
-#include "x86_emulate.h"
 #include "irq.h"
 #include "vmx.h"
 #include "segment_descriptor.h"
 #include "mmu.h"
 
+#include <linux/kvm_host.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/mm.h>

arch/x86/kvm/x86.c

@@ -14,9 +14,7 @@
  *
  */
 
-#include "kvm.h"
+#include <linux/kvm_host.h>
-#include "x86.h"
-#include "x86_emulate.h"
 #include "segment_descriptor.h"
 #include "irq.h"
 #include "mmu.h"

arch/x86/kvm/x86_emulate.c

@@ -25,12 +25,11 @@
 #include <public/xen.h>
 #define DPRINTF(_f, _a ...) printf(_f , ## _a)
 #else
-#include "kvm.h"
+#include <linux/kvm_host.h>
-#include "x86.h"
 #define DPRINTF(x...) do {} while (0)
 #endif
-#include "x86_emulate.h"
 #include <linux/module.h>
+#include <asm/kvm_x86_emulate.h>
 
 /*
  * Opcode effective-address decode tables.

drivers/Kconfig

@@ -90,8 +90,6 @@ source "drivers/dca/Kconfig"
 
 source "drivers/auxdisplay/Kconfig"
 
-source "drivers/kvm/Kconfig"
-
 source "drivers/uio/Kconfig"
 
 source "drivers/virtio/Kconfig"

drivers/Makefile

@@ -47,7 +47,6 @@ obj-$(CONFIG_SPI)		+= spi/
 obj-$(CONFIG_PCCARD)		+= pcmcia/
 obj-$(CONFIG_DIO)		+= dio/
 obj-$(CONFIG_SBUS)		+= sbus/
-obj-$(CONFIG_KVM)		+= kvm/
 obj-$(CONFIG_ZORRO)		+= zorro/
 obj-$(CONFIG_MAC)		+= macintosh/
 obj-$(CONFIG_ATA_OVER_ETH)	+= block/aoe/

drivers/kvm/iodev.h

@@ -16,7 +16,7 @@
 #ifndef __KVM_IODEV_H__
 #define __KVM_IODEV_H__
 
-#include "types.h"
+#include <linux/kvm_types.h>
 
 struct kvm_io_device {
 	void (*read)(struct kvm_io_device *this,

drivers/kvm/kvm_main.c

@@ -15,9 +15,9 @@
  *
  */
 
-#include "kvm.h"
 #include "iodev.h"
 
+#include <linux/kvm_host.h>
 #include <linux/kvm.h>
 #include <linux/module.h>
 #include <linux/errno.h>

include/asm-x86/kvm_host.h

@@ -8,19 +8,18 @@
  *
  */
 
-#ifndef KVM_X86_H
+#ifndef ASM_KVM_HOST_H
-#define KVM_X86_H
+#define ASM_KVM_HOST_H
 
 #include <linux/types.h>
 #include <linux/mm.h>
 
 #include <linux/kvm.h>
 #include <linux/kvm_para.h>
+#include <linux/kvm_types.h>
 
 #include <asm/desc.h>
 
-#include "types.h"
-
 #define CR3_PAE_RESERVED_BITS ((X86_CR3_PWT | X86_CR3_PCD) - 1)
 #define CR3_NONPAE_RESERVED_BITS ((PAGE_SIZE-1) & ~(X86_CR3_PWT | X86_CR3_PCD))
 #define CR3_L_MODE_RESERVED_BITS (CR3_NONPAE_RESERVED_BITS|0xFFFFFF0000000000ULL)
@@ -102,7 +101,7 @@ enum {
 	VCPU_SREG_LDTR,
 };
 
-#include "x86_emulate.h"
+#include <asm/kvm_x86_emulate.h>
 
 #define KVM_NR_MEM_OBJS 40
 

include/linux/kvm_host.h

@@ -1,5 +1,5 @@
-#ifndef __KVM_H
+#ifndef __KVM_HOST_H
-#define __KVM_H
+#define __KVM_HOST_H
 
 /*
  * This work is licensed under the terms of the GNU GPL, version 2.  See
@@ -20,9 +20,9 @@
 #include <linux/kvm.h>
 #include <linux/kvm_para.h>
 
-#include "types.h"
+#include <linux/kvm_types.h>
 
-#include "x86.h"
+#include <asm/kvm_host.h>
 
 #define KVM_MAX_VCPUS 4
 #define KVM_MEMORY_SLOTS 8