Tidy up kvm-util code: code/comment formatting, remove unused code,
and move x86 specific code out. We also move vcpu_dump() out of
common code, because not all arches (AArch64) have KVM_GET_REGS.
Signed-off-by: Andrew Jones <drjones@xxxxxxxxxx>
---
.../testing/selftests/kvm/include/kvm_util.h | 77 ++--
.../selftests/kvm/include/x86_64/processor.h | 16 +-
tools/testing/selftests/kvm/lib/kvm_util.c | 372 +++++-------------
.../selftests/kvm/lib/kvm_util_internal.h | 22 +-
.../selftests/kvm/lib/x86_64/processor.c | 179 +++++++++
.../selftests/kvm/x86_64/dirty_log_test.c | 1 +
6 files changed, 337 insertions(+), 330 deletions(-)
diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h
index 607f68ba4ceb..fcde5cf48d06 100644
--- a/tools/testing/selftests/kvm/include/kvm_util.h
+++ b/tools/testing/selftests/kvm/include/kvm_util.h
@@ -17,12 +17,6 @@
#include "sparsebit.h"
-/*
- * Memslots can't cover the gfn starting at this gpa otherwise vCPUs can't be
- * created. Only applies to VMs using EPT.
- */
-#define KVM_DEFAULT_IDENTITY_MAP_ADDRESS 0xfffbc000ul
-
/* Callers of kvm_util only have an incomplete/opaque description of the
* structure kvm_util is using to maintain the state of a VM.
@@ -33,11 +27,11 @@ typedef uint64_t vm_paddr_t; /* Virtual Machine (Guest) physical address */
typedef uint64_t vm_vaddr_t; /* Virtual Machine (Guest) virtual address */
/* Minimum allocated guest virtual and physical addresses */
-#define KVM_UTIL_MIN_VADDR 0x2000
+#define KVM_UTIL_MIN_VADDR 0x2000
#define DEFAULT_GUEST_PHY_PAGES 512
#define DEFAULT_GUEST_STACK_VADDR_MIN 0xab6000
-#define DEFAULT_STACK_PGS 5
+#define DEFAULT_STACK_PGS 5
enum vm_guest_mode {
VM_MODE_FLAT48PG,
@@ -57,15 +51,15 @@ void kvm_vm_restart(struct kvm_vm *vmp, int perm);
void kvm_vm_release(struct kvm_vm *vmp);
void kvm_vm_get_dirty_log(struct kvm_vm *vm, int slot, void *log);
-int kvm_memcmp_hva_gva(void *hva,
- struct kvm_vm *vm, const vm_vaddr_t gva, size_t len);
+int kvm_memcmp_hva_gva(void *hva, struct kvm_vm *vm, const vm_vaddr_t gva,
+ size_t len);
void kvm_vm_elf_load(struct kvm_vm *vm, const char *filename,
- uint32_t data_memslot, uint32_t pgd_memslot);
+ uint32_t data_memslot, uint32_t pgd_memslot);
void vm_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent);
-void vcpu_dump(FILE *stream, struct kvm_vm *vm,
- uint32_t vcpuid, uint8_t indent);
+void vcpu_dump(FILE *stream, struct kvm_vm *vm, uint32_t vcpuid,
+ uint8_t indent);
void vm_create_irqchip(struct kvm_vm *vm);
@@ -74,13 +68,14 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm,
uint64_t guest_paddr, uint32_t slot, uint64_t npages,
uint32_t flags);
-void vcpu_ioctl(struct kvm_vm *vm,
- uint32_t vcpuid, unsigned long ioctl, void *arg);
+void vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long ioctl,
+ void *arg);
void vm_ioctl(struct kvm_vm *vm, unsigned long ioctl, void *arg);
void vm_mem_region_set_flags(struct kvm_vm *vm, uint32_t slot, uint32_t flags);
-void vm_vcpu_add(struct kvm_vm *vm, uint32_t vcpuid, int pgd_memslot, int gdt_memslot);
+void vm_vcpu_add(struct kvm_vm *vm, uint32_t vcpuid, int pgd_memslot,
+ int gdt_memslot);
vm_vaddr_t vm_vaddr_alloc(struct kvm_vm *vm, size_t sz, vm_vaddr_t vaddr_min,
- uint32_t data_memslot, uint32_t pgd_memslot);
+ uint32_t data_memslot, uint32_t pgd_memslot);
void virt_map(struct kvm_vm *vm, uint64_t vaddr, uint64_t paddr,
size_t size, uint32_t pgd_memslot);
void *addr_gpa2hva(struct kvm_vm *vm, vm_paddr_t gpa);
@@ -92,53 +87,33 @@ struct kvm_run *vcpu_state(struct kvm_vm *vm, uint32_t vcpuid);
void vcpu_run(struct kvm_vm *vm, uint32_t vcpuid);
int _vcpu_run(struct kvm_vm *vm, uint32_t vcpuid);
void vcpu_set_mp_state(struct kvm_vm *vm, uint32_t vcpuid,
- struct kvm_mp_state *mp_state);
-void vcpu_regs_get(struct kvm_vm *vm,
- uint32_t vcpuid, struct kvm_regs *regs);
-void vcpu_regs_set(struct kvm_vm *vm,
- uint32_t vcpuid, struct kvm_regs *regs);
+ struct kvm_mp_state *mp_state);
+void vcpu_regs_get(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_regs *regs);
+void vcpu_regs_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_regs *regs);
void vcpu_args_set(struct kvm_vm *vm, uint32_t vcpuid, unsigned int num, ...);
-void vcpu_sregs_get(struct kvm_vm *vm,
- uint32_t vcpuid, struct kvm_sregs *sregs);
-void vcpu_sregs_set(struct kvm_vm *vm,
- uint32_t vcpuid, struct kvm_sregs *sregs);
-int _vcpu_sregs_set(struct kvm_vm *vm,
- uint32_t vcpuid, struct kvm_sregs *sregs);
+void vcpu_sregs_get(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_sregs *sregs);
+void vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_sregs *sregs);
+int _vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_sregs *sregs);
void vcpu_events_get(struct kvm_vm *vm, uint32_t vcpuid,
- struct kvm_vcpu_events *events);
+ struct kvm_vcpu_events *events);
void vcpu_events_set(struct kvm_vm *vm, uint32_t vcpuid,
- struct kvm_vcpu_events *events);
+ struct kvm_vcpu_events *events);
const char *exit_reason_str(unsigned int exit_reason);
void virt_pgd_alloc(struct kvm_vm *vm, uint32_t pgd_memslot);
void virt_pg_map(struct kvm_vm *vm, uint64_t vaddr, uint64_t paddr,
- uint32_t pgd_memslot);
-vm_paddr_t vm_phy_page_alloc(struct kvm_vm *vm,
- vm_paddr_t paddr_min, uint32_t memslot);
-
-struct kvm_cpuid2 *kvm_get_supported_cpuid(void);
-void vcpu_set_cpuid(
- struct kvm_vm *vm, uint32_t vcpuid, struct kvm_cpuid2 *cpuid);
-
-struct kvm_cpuid_entry2 *
-kvm_get_supported_cpuid_index(uint32_t function, uint32_t index);
-
-static inline struct kvm_cpuid_entry2 *
-kvm_get_supported_cpuid_entry(uint32_t function)
-{
- return kvm_get_supported_cpuid_index(function, 0);
-}
+ uint32_t pgd_memslot);
+vm_paddr_t vm_phy_page_alloc(struct kvm_vm *vm, vm_paddr_t paddr_min,
+ uint32_t memslot);
struct kvm_vm *vm_create_default(uint32_t vcpuid, uint64_t extra_mem_size,
void *guest_code);
void vm_vcpu_add_default(struct kvm_vm *vm, uint32_t vcpuid, void *guest_code);
-typedef void (*vmx_guest_code_t)(vm_vaddr_t vmxon_vaddr,
- vm_paddr_t vmxon_paddr,
- vm_vaddr_t vmcs_vaddr,
- vm_paddr_t vmcs_paddr);
-
struct kvm_userspace_memory_region *
kvm_userspace_memory_region_find(struct kvm_vm *vm, uint64_t start,
uint64_t end);
diff --git a/tools/testing/selftests/kvm/include/x86_64/processor.h b/tools/testing/selftests/kvm/include/x86_64/processor.h
index bb76e8db9b2b..edec2aad2440 100644
--- a/tools/testing/selftests/kvm/include/x86_64/processor.h
+++ b/tools/testing/selftests/kvm/include/x86_64/processor.h
@@ -305,7 +305,21 @@ static inline unsigned long get_xmm(int n)
struct kvm_x86_state;
struct kvm_x86_state *vcpu_save_state(struct kvm_vm *vm, uint32_t vcpuid);
-void vcpu_load_state(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_x86_state *state);
+void vcpu_load_state(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_x86_state *state);
+
+struct kvm_cpuid2 *kvm_get_supported_cpuid(void);
+void vcpu_set_cpuid(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_cpuid2 *cpuid);
+
+struct kvm_cpuid_entry2 *
+kvm_get_supported_cpuid_index(uint32_t function, uint32_t index);
+
+static inline struct kvm_cpuid_entry2 *
+kvm_get_supported_cpuid_entry(uint32_t function)
+{
+ return kvm_get_supported_cpuid_index(function, 0);
+}
/*
* Basic CPU control in CR0
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 107622ce2b8c..19649ad6e015 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -16,8 +16,6 @@
#include <sys/stat.h>
#include <linux/kernel.h>
-#define KVM_DEV_PATH "/dev/kvm"
-
#define KVM_UTIL_PGS_PER_HUGEPG 512
#define KVM_UTIL_MIN_PADDR 0x2000
@@ -30,7 +28,8 @@ static void *align(void *x, size_t size)
return (void *) (((size_t) x + mask) & ~mask);
}
-/* Capability
+/*
+ * Capability
*
* Input Args:
* cap - Capability
@@ -69,13 +68,13 @@ static void vm_open(struct kvm_vm *vm, int perm)
if (vm->kvm_fd < 0)
exit(KSFT_SKIP);
- /* Create VM. */
vm->fd = ioctl(vm->kvm_fd, KVM_CREATE_VM, NULL);
TEST_ASSERT(vm->fd >= 0, "KVM_CREATE_VM ioctl failed, "
"rc: %i errno: %i", vm->fd, errno);
}
-/* VM Create
+/*
+ * VM Create
*
* Input Args:
* mode - VM Mode (e.g. VM_MODE_FLAT48PG)
@@ -98,7 +97,6 @@ struct kvm_vm *vm_create(enum vm_guest_mode mode, uint64_t phy_pages, int perm)
struct kvm_vm *vm;
int kvm_fd;
- /* Allocate memory. */
vm = calloc(1, sizeof(*vm));
TEST_ASSERT(vm != NULL, "Insufficent Memory");
@@ -136,7 +134,8 @@ struct kvm_vm *vm_create(enum vm_guest_mode mode, uint64_t phy_pages, int perm)
return vm;
}
-/* VM Restart
+/*
+ * VM Restart
*
* Input Args:
* vm - VM that has been released before
@@ -163,7 +162,8 @@ void kvm_vm_restart(struct kvm_vm *vmp, int perm)
" rc: %i errno: %i\n"
" slot: %u flags: 0x%x\n"
" guest_phys_addr: 0x%lx size: 0x%lx",
- ret, errno, region->region.slot, region->region.flags,
+ ret, errno, region->region.slot,
+ region->region.flags,
region->region.guest_phys_addr,
region->region.memory_size);
}
@@ -179,7 +179,8 @@ void kvm_vm_get_dirty_log(struct kvm_vm *vm, int slot, void *log)
strerror(-ret));
}
-/* Userspace Memory Region Find
+/*
+ * Userspace Memory Region Find
*
* Input Args:
* vm - Virtual Machine
@@ -197,8 +198,8 @@ void kvm_vm_get_dirty_log(struct kvm_vm *vm, int slot, void *log)
* of the regions is returned. Null is returned only when no overlapping
* region exists.
*/
-static struct userspace_mem_region *userspace_mem_region_find(
- struct kvm_vm *vm, uint64_t start, uint64_t end)
+static struct userspace_mem_region *
+userspace_mem_region_find(struct kvm_vm *vm, uint64_t start, uint64_t end)
{
struct userspace_mem_region *region;
@@ -214,7 +215,8 @@ static struct userspace_mem_region *userspace_mem_region_find(
return NULL;
}
-/* KVM Userspace Memory Region Find
+/*
+ * KVM Userspace Memory Region Find
*
* Input Args:
* vm - Virtual Machine
@@ -242,7 +244,8 @@ kvm_userspace_memory_region_find(struct kvm_vm *vm, uint64_t start,
return ®ion->region;
}
-/* VCPU Find
+/*
+ * VCPU Find
*
* Input Args:
* vm - Virtual Machine
@@ -257,8 +260,7 @@ kvm_userspace_memory_region_find(struct kvm_vm *vm, uint64_t start,
* returns a pointer to it. Returns NULL if the VM doesn't contain a VCPU
* for the specified vcpuid.
*/
-struct vcpu *vcpu_find(struct kvm_vm *vm,
- uint32_t vcpuid)
+struct vcpu *vcpu_find(struct kvm_vm *vm, uint32_t vcpuid)
{
struct vcpu *vcpup;
@@ -270,7 +272,8 @@ struct vcpu *vcpu_find(struct kvm_vm *vm,
return NULL;
}
-/* VM VCPU Remove
+/*
+ * VM VCPU Remove
*
* Input Args:
* vm - Virtual Machine
@@ -307,11 +310,9 @@ void kvm_vm_release(struct kvm_vm *vmp)
{
int ret;
- /* Free VCPUs. */
while (vmp->vcpu_head)
vm_vcpu_rm(vmp, vmp->vcpu_head->id);
- /* Close file descriptor for the VM. */
ret = close(vmp->fd);
TEST_ASSERT(ret == 0, "Close of vm fd failed,\n"
" vmp->fd: %i rc: %i errno: %i", vmp->fd, ret, errno);
@@ -321,7 +322,8 @@ void kvm_vm_release(struct kvm_vm *vmp)
" vmp->kvm_fd: %i rc: %i errno: %i", vmp->kvm_fd, ret, errno);
}
-/* Destroys and frees the VM pointed to by vmp.
+/*
+ * Destroys and frees the VM pointed to by vmp.
*/
void kvm_vm_free(struct kvm_vm *vmp)
{
@@ -360,7 +362,8 @@ void kvm_vm_free(struct kvm_vm *vmp)
free(vmp);
}
-/* Memory Compare, host virtual to guest virtual
+/*
+ * Memory Compare, host virtual to guest virtual
*
* Input Args:
* hva - Starting host virtual address
@@ -382,23 +385,25 @@ void kvm_vm_free(struct kvm_vm *vmp)
* a length of len, to the guest bytes starting at the guest virtual
* address given by gva.
*/
-int kvm_memcmp_hva_gva(void *hva,
- struct kvm_vm *vm, vm_vaddr_t gva, size_t len)
+int kvm_memcmp_hva_gva(void *hva, struct kvm_vm *vm, vm_vaddr_t gva, size_t len)
{
size_t amt;
- /* Compare a batch of bytes until either a match is found
+ /*
+ * Compare a batch of bytes until either a match is found
* or all the bytes have been compared.
*/
for (uintptr_t offset = 0; offset < len; offset += amt) {
uintptr_t ptr1 = (uintptr_t)hva + offset;
- /* Determine host address for guest virtual address
+ /*
+ * Determine host address for guest virtual address
* at offset.
*/
uintptr_t ptr2 = (uintptr_t)addr_gva2hva(vm, gva + offset);
- /* Determine amount to compare on this pass.
+ /*
+ * Determine amount to compare on this pass.
* Don't allow the comparsion to cross a page boundary.
*/
amt = len - offset;
@@ -410,7 +415,8 @@ int kvm_memcmp_hva_gva(void *hva,
assert((ptr1 >> vm->page_shift) == ((ptr1 + amt - 1) >> vm->page_shift));
assert((ptr2 >> vm->page_shift) == ((ptr2 + amt - 1) >> vm->page_shift));
- /* Perform the comparison. If there is a difference
+ /*
+ * Perform the comparison. If there is a difference
* return that result to the caller, otherwise need
* to continue on looking for a mismatch.
*/
@@ -419,109 +425,15 @@ int kvm_memcmp_hva_gva(void *hva,
return ret;
}
- /* No mismatch found. Let the caller know the two memory
+ /*
+ * No mismatch found. Let the caller know the two memory
* areas are equal.
*/
return 0;
}
-/* Allocate an instance of struct kvm_cpuid2
- *
- * Input Args: None
- *
- * Output Args: None
- *
- * Return: A pointer to the allocated struct. The caller is responsible
- * for freeing this struct.
- *
- * Since kvm_cpuid2 uses a 0-length array to allow a the size of the
- * array to be decided at allocation time, allocation is slightly
- * complicated. This function uses a reasonable default length for
- * the array and performs the appropriate allocation.
- */
-static struct kvm_cpuid2 *allocate_kvm_cpuid2(void)
-{
- struct kvm_cpuid2 *cpuid;
- int nent = 100;
- size_t size;
-
- size = sizeof(*cpuid);
- size += nent * sizeof(struct kvm_cpuid_entry2);
- cpuid = malloc(size);
- if (!cpuid) {
- perror("malloc");
- abort();
- }
-
- cpuid->nent = nent;
-
- return cpuid;
-}
-
-/* KVM Supported CPUID Get
- *
- * Input Args: None
- *
- * Output Args:
- *
- * Return: The supported KVM CPUID
- *
- * Get the guest CPUID supported by KVM.
- */
-struct kvm_cpuid2 *kvm_get_supported_cpuid(void)
-{
- static struct kvm_cpuid2 *cpuid;
- int ret;
- int kvm_fd;
-
- if (cpuid)
- return cpuid;
-
- cpuid = allocate_kvm_cpuid2();
- kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
- if (kvm_fd < 0)
- exit(KSFT_SKIP);
-
- ret = ioctl(kvm_fd, KVM_GET_SUPPORTED_CPUID, cpuid);
- TEST_ASSERT(ret == 0, "KVM_GET_SUPPORTED_CPUID failed %d %d\n",
- ret, errno);
-
- close(kvm_fd);
- return cpuid;
-}
-
-/* Locate a cpuid entry.
- *
- * Input Args:
- * cpuid: The cpuid.
- * function: The function of the cpuid entry to find.
- *
- * Output Args: None
- *
- * Return: A pointer to the cpuid entry. Never returns NULL.
- */
-struct kvm_cpuid_entry2 *
-kvm_get_supported_cpuid_index(uint32_t function, uint32_t index)
-{
- struct kvm_cpuid2 *cpuid;
- struct kvm_cpuid_entry2 *entry = NULL;
- int i;
-
- cpuid = kvm_get_supported_cpuid();
- for (i = 0; i < cpuid->nent; i++) {
- if (cpuid->entries[i].function == function &&
- cpuid->entries[i].index == index) {
- entry = &cpuid->entries[i];
- break;
- }
- }
-
- TEST_ASSERT(entry, "Guest CPUID entry not found: (EAX=%x, ECX=%x).",
- function, index);
- return entry;
-}
-
-/* VM Userspace Memory Region Add
+/*
+ * VM Userspace Memory Region Add
*
* Input Args:
* vm - Virtual Machine
@@ -563,7 +475,8 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm,
" vm->max_gfn: 0x%lx vm->page_size: 0x%x",
guest_paddr, npages, vm->max_gfn, vm->page_size);
- /* Confirm a mem region with an overlapping address doesn't
+ /*
+ * Confirm a mem region with an overlapping address doesn't
* already exist.
*/
region = (struct userspace_mem_region *) userspace_mem_region_find(
@@ -654,7 +567,8 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm,
vm->userspace_mem_region_head = region;
}
-/* Memslot to region
+/*
+ * Memslot to region
*
* Input Args:
* vm - Virtual Machine
@@ -668,8 +582,8 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm,
* on error (e.g. currently no memory region using memslot as a KVM
* memory slot ID).
*/
-static struct userspace_mem_region *memslot2region(struct kvm_vm *vm,
- uint32_t memslot)
+static struct userspace_mem_region *
+memslot2region(struct kvm_vm *vm, uint32_t memslot)
{
struct userspace_mem_region *region;
@@ -689,7 +603,8 @@ static struct userspace_mem_region *memslot2region(struct kvm_vm *vm,
return region;
}
-/* VM Memory Region Flags Set
+/*
+ * VM Memory Region Flags Set
*
* Input Args:
* vm - Virtual Machine
@@ -707,7 +622,6 @@ void vm_mem_region_set_flags(struct kvm_vm *vm, uint32_t slot, uint32_t flags)
int ret;
struct userspace_mem_region *region;
- /* Locate memory region. */
region = memslot2region(vm, slot);
region->region.flags = flags;
@@ -719,7 +633,8 @@ void vm_mem_region_set_flags(struct kvm_vm *vm, uint32_t slot, uint32_t flags)
ret, errno, slot, flags);
}
-/* VCPU mmap Size
+/*
+ * VCPU mmap Size
*
* Input Args: None
*
@@ -749,7 +664,8 @@ static int vcpu_mmap_sz(void)
return ret;
}
-/* VM VCPU Add
+/*
+ * VM VCPU Add
*
* Input Args:
* vm - Virtual Machine
@@ -762,7 +678,8 @@ static int vcpu_mmap_sz(void)
* Creates and adds to the VM specified by vm and virtual CPU with
* the ID given by vcpuid.
*/
-void vm_vcpu_add(struct kvm_vm *vm, uint32_t vcpuid, int pgd_memslot, int gdt_memslot)
+void vm_vcpu_add(struct kvm_vm *vm, uint32_t vcpuid, int pgd_memslot,
+ int gdt_memslot)
{
struct vcpu *vcpu;
@@ -800,7 +717,8 @@ void vm_vcpu_add(struct kvm_vm *vm, uint32_t vcpuid, int pgd_memslot, int gdt_me
vcpu_setup(vm, vcpuid, pgd_memslot, gdt_memslot);
}
-/* VM Virtual Address Unused Gap
+/*
+ * VM Virtual Address Unused Gap
*
* Input Args:
* vm - Virtual Machine
@@ -820,14 +738,14 @@ void vm_vcpu_add(struct kvm_vm *vm, uint32_t vcpuid, int pgd_memslot, int gdt_me
* sz unallocated bytes >= vaddr_min is available.
*/
static vm_vaddr_t vm_vaddr_unused_gap(struct kvm_vm *vm, size_t sz,
- vm_vaddr_t vaddr_min)
+ vm_vaddr_t vaddr_min)
{
uint64_t pages = (sz + vm->page_size - 1) >> vm->page_shift;
/* Determine lowest permitted virtual page index. */
uint64_t pgidx_start = (vaddr_min + vm->page_size - 1) >> vm->page_shift;
if ((pgidx_start * vm->page_size) < vaddr_min)
- goto no_va_found;
+ goto no_va_found;
/* Loop over section with enough valid virtual page indexes. */
if (!sparsebit_is_set_num(vm->vpages_valid,
@@ -886,7 +804,8 @@ static vm_vaddr_t vm_vaddr_unused_gap(struct kvm_vm *vm, size_t sz,
return pgidx_start * vm->page_size;
}
-/* VM Virtual Address Allocate
+/*
+ * VM Virtual Address Allocate
*
* Input Args:
* vm - Virtual Machine
@@ -907,13 +826,14 @@ static vm_vaddr_t vm_vaddr_unused_gap(struct kvm_vm *vm, size_t sz,
* a page.
*/
vm_vaddr_t vm_vaddr_alloc(struct kvm_vm *vm, size_t sz, vm_vaddr_t vaddr_min,
- uint32_t data_memslot, uint32_t pgd_memslot)
+ uint32_t data_memslot, uint32_t pgd_memslot)
{
uint64_t pages = (sz >> vm->page_shift) + ((sz % vm->page_size) != 0);
virt_pgd_alloc(vm, pgd_memslot);
- /* Find an unused range of virtual page addresses of at least
+ /*
+ * Find an unused range of virtual page addresses of at least
* pages in length.
*/
vm_vaddr_t vaddr_start = vm_vaddr_unused_gap(vm, sz, vaddr_min);
@@ -967,7 +887,8 @@ void virt_map(struct kvm_vm *vm, uint64_t vaddr, uint64_t paddr,
}
}
-/* Address VM Physical to Host Virtual
+/*
+ * Address VM Physical to Host Virtual
*
* Input Args:
* vm - Virtual Machine
@@ -999,7 +920,8 @@ void *addr_gpa2hva(struct kvm_vm *vm, vm_paddr_t gpa)
return NULL;
}
-/* Address Host Virtual to VM Physical
+/*
+ * Address Host Virtual to VM Physical
*
* Input Args:
* vm - Virtual Machine
@@ -1033,7 +955,8 @@ vm_paddr_t addr_hva2gpa(struct kvm_vm *vm, void *hva)
return -1;
}
-/* VM Create IRQ Chip
+/*
+ * VM Create IRQ Chip
*
* Input Args:
* vm - Virtual Machine
@@ -1055,7 +978,8 @@ void vm_create_irqchip(struct kvm_vm *vm)
vm->has_irqchip = true;
}
-/* VM VCPU State
+/*
+ * VM VCPU State
*
* Input Args:
* vm - Virtual Machine
@@ -1077,7 +1001,8 @@ struct kvm_run *vcpu_state(struct kvm_vm *vm, uint32_t vcpuid)
return vcpu->state;
}
-/* VM VCPU Run
+/*
+ * VM VCPU Run
*
* Input Args:
* vm - Virtual Machine
@@ -1103,13 +1028,14 @@ int _vcpu_run(struct kvm_vm *vm, uint32_t vcpuid)
int rc;
TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
- do {
+ do {
rc = ioctl(vcpu->fd, KVM_RUN, NULL);
} while (rc == -1 && errno == EINTR);
return rc;
}
-/* VM VCPU Set MP State
+/*
+ * VM VCPU Set MP State
*
* Input Args:
* vm - Virtual Machine
@@ -1124,7 +1050,7 @@ int _vcpu_run(struct kvm_vm *vm, uint32_t vcpuid)
* by mp_state.
*/
void vcpu_set_mp_state(struct kvm_vm *vm, uint32_t vcpuid,
- struct kvm_mp_state *mp_state)
+ struct kvm_mp_state *mp_state)
{
struct vcpu *vcpu = vcpu_find(vm, vcpuid);
int ret;
@@ -1136,7 +1062,8 @@ void vcpu_set_mp_state(struct kvm_vm *vm, uint32_t vcpuid,
"rc: %i errno: %i", ret, errno);
}
-/* VM VCPU Regs Get
+/*
+ * VM VCPU Regs Get
*
* Input Args:
* vm - Virtual Machine
@@ -1150,21 +1077,20 @@ void vcpu_set_mp_state(struct kvm_vm *vm, uint32_t vcpuid,
* Obtains the current register state for the VCPU specified by vcpuid
* and stores it at the location given by regs.
*/
-void vcpu_regs_get(struct kvm_vm *vm,
- uint32_t vcpuid, struct kvm_regs *regs)
+void vcpu_regs_get(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_regs *regs)
{
struct vcpu *vcpu = vcpu_find(vm, vcpuid);
int ret;
TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
- /* Get the regs. */
ret = ioctl(vcpu->fd, KVM_GET_REGS, regs);
TEST_ASSERT(ret == 0, "KVM_GET_REGS failed, rc: %i errno: %i",
ret, errno);
}
-/* VM VCPU Regs Set
+/*
+ * VM VCPU Regs Set
*
* Input Args:
* vm - Virtual Machine
@@ -1178,99 +1104,46 @@ void vcpu_regs_get(struct kvm_vm *vm,
* Sets the regs of the VCPU specified by vcpuid to the values
* given by regs.
*/
-void vcpu_regs_set(struct kvm_vm *vm,
- uint32_t vcpuid, struct kvm_regs *regs)
+void vcpu_regs_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_regs *regs)
{
struct vcpu *vcpu = vcpu_find(vm, vcpuid);
int ret;
TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
- /* Set the regs. */
ret = ioctl(vcpu->fd, KVM_SET_REGS, regs);
TEST_ASSERT(ret == 0, "KVM_SET_REGS failed, rc: %i errno: %i",
ret, errno);
}
void vcpu_events_get(struct kvm_vm *vm, uint32_t vcpuid,
- struct kvm_vcpu_events *events)
+ struct kvm_vcpu_events *events)
{
struct vcpu *vcpu = vcpu_find(vm, vcpuid);
int ret;
TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
- /* Get the regs. */
ret = ioctl(vcpu->fd, KVM_GET_VCPU_EVENTS, events);
TEST_ASSERT(ret == 0, "KVM_GET_VCPU_EVENTS, failed, rc: %i errno: %i",
ret, errno);
}
void vcpu_events_set(struct kvm_vm *vm, uint32_t vcpuid,
- struct kvm_vcpu_events *events)
+ struct kvm_vcpu_events *events)
{
struct vcpu *vcpu = vcpu_find(vm, vcpuid);
int ret;
TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
- /* Set the regs. */
ret = ioctl(vcpu->fd, KVM_SET_VCPU_EVENTS, events);
TEST_ASSERT(ret == 0, "KVM_SET_VCPU_EVENTS, failed, rc: %i errno: %i",
ret, errno);
}
-/* VM VCPU Args Set
- *
- * Input Args:
- * vm - Virtual Machine
- * vcpuid - VCPU ID
- * num - number of arguments
- * ... - arguments, each of type uint64_t
- *
- * Output Args: None
- *
- * Return: None
- *
- * Sets the first num function input arguments to the values
- * given as variable args. Each of the variable args is expected to
- * be of type uint64_t.
- */
-void vcpu_args_set(struct kvm_vm *vm, uint32_t vcpuid, unsigned int num, ...)
-{
- va_list ap;
- struct kvm_regs regs;
-
- TEST_ASSERT(num >= 1 && num <= 6, "Unsupported number of args,\n"
- " num: %u\n",
- num);
-
- va_start(ap, num);
- vcpu_regs_get(vm, vcpuid, ®s);
-
- if (num >= 1)
- regs.rdi = va_arg(ap, uint64_t);
-
- if (num >= 2)
- regs.rsi = va_arg(ap, uint64_t);
-
- if (num >= 3)
- regs.rdx = va_arg(ap, uint64_t);
-
- if (num >= 4)
- regs.rcx = va_arg(ap, uint64_t);
-
- if (num >= 5)
- regs.r8 = va_arg(ap, uint64_t);
-
- if (num >= 6)
- regs.r9 = va_arg(ap, uint64_t);
-
- vcpu_regs_set(vm, vcpuid, ®s);
- va_end(ap);
-}
-
-/* VM VCPU System Regs Get
+/*
+ * VM VCPU System Regs Get
*
* Input Args:
* vm - Virtual Machine
@@ -1284,22 +1157,20 @@ void vcpu_args_set(struct kvm_vm *vm, uint32_t vcpuid, unsigned int num, ...)
* Obtains the current system register state for the VCPU specified by
* vcpuid and stores it at the location given by sregs.
*/
-void vcpu_sregs_get(struct kvm_vm *vm,
- uint32_t vcpuid, struct kvm_sregs *sregs)
+void vcpu_sregs_get(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_sregs *sregs)
{
struct vcpu *vcpu = vcpu_find(vm, vcpuid);
int ret;
TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
- /* Get the regs. */
- /* Get the regs. */
ret = ioctl(vcpu->fd, KVM_GET_SREGS, sregs);
TEST_ASSERT(ret == 0, "KVM_GET_SREGS failed, rc: %i errno: %i",
ret, errno);
}
-/* VM VCPU System Regs Set
+/*
+ * VM VCPU System Regs Set
*
* Input Args:
* vm - Virtual Machine
@@ -1313,27 +1184,25 @@ void vcpu_sregs_get(struct kvm_vm *vm,
* Sets the system regs of the VCPU specified by vcpuid to the values
* given by sregs.
*/
-void vcpu_sregs_set(struct kvm_vm *vm,
- uint32_t vcpuid, struct kvm_sregs *sregs)
+void vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_sregs *sregs)
{
int ret = _vcpu_sregs_set(vm, vcpuid, sregs);
TEST_ASSERT(ret == 0, "KVM_RUN IOCTL failed, "
"rc: %i errno: %i", ret, errno);
}
-int _vcpu_sregs_set(struct kvm_vm *vm,
- uint32_t vcpuid, struct kvm_sregs *sregs)
+int _vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_sregs *sregs)
{
struct vcpu *vcpu = vcpu_find(vm, vcpuid);
int ret;
TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
- /* Get the regs. */
return ioctl(vcpu->fd, KVM_SET_SREGS, sregs);
}
-/* VCPU Ioctl
+/*
+ * VCPU Ioctl
*
* Input Args:
* vm - Virtual Machine
@@ -1345,8 +1214,8 @@ int _vcpu_sregs_set(struct kvm_vm *vm,
*
* Issues an arbitrary ioctl on a VCPU fd.
*/
-void vcpu_ioctl(struct kvm_vm *vm,
- uint32_t vcpuid, unsigned long cmd, void *arg)
+void vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid,
+ unsigned long cmd, void *arg)
{
struct vcpu *vcpu = vcpu_find(vm, vcpuid);
int ret;
@@ -1358,7 +1227,8 @@ void vcpu_ioctl(struct kvm_vm *vm,
cmd, ret, errno, strerror(errno));
}
-/* VM Ioctl
+/*
+ * VM Ioctl
*
* Input Args:
* vm - Virtual Machine
@@ -1378,7 +1248,8 @@ void vm_ioctl(struct kvm_vm *vm, unsigned long cmd, void *arg)
cmd, ret, errno, strerror(errno));
}
-/* VM Dump
+/*
+ * VM Dump
*
* Input Args:
* vm - Virtual Machine
@@ -1425,38 +1296,6 @@ void vm_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent)
vcpu_dump(stream, vm, vcpu->id, indent + 2);
}
-/* VM VCPU Dump
- *
- * Input Args:
- * vm - Virtual Machine
- * vcpuid - VCPU ID
- * indent - Left margin indent amount
- *
- * Output Args:
- * stream - Output FILE stream
- *
- * Return: None
- *
- * Dumps the current state of the VCPU specified by vcpuid, within the VM
- * given by vm, to the FILE stream given by stream.
- */
-void vcpu_dump(FILE *stream, struct kvm_vm *vm,
- uint32_t vcpuid, uint8_t indent)
-{
- struct kvm_regs regs;
- struct kvm_sregs sregs;
-
- fprintf(stream, "%*scpuid: %u\n", indent, "", vcpuid);
-
- fprintf(stream, "%*sregs:\n", indent + 2, "");
- vcpu_regs_get(vm, vcpuid, ®s);
- regs_dump(stream, ®s, indent + 4);
-
- fprintf(stream, "%*ssregs:\n", indent + 2, "");
- vcpu_sregs_get(vm, vcpuid, &sregs);
- sregs_dump(stream, &sregs, indent + 4);
-}
-
/* Known KVM exit reasons */
static struct exit_reason {
unsigned int reason;
@@ -1487,7 +1326,8 @@ static struct exit_reason {
#endif
};
-/* Exit Reason String
+/*
+ * Exit Reason String
*
* Input Args:
* exit_reason - Exit reason
@@ -1513,7 +1353,8 @@ const char *exit_reason_str(unsigned int exit_reason)
return "Unknown";
}
-/* Physical Page Allocate
+/*
+ * Physical Page Allocate
*
* Input Args:
* vm - Virtual Machine
@@ -1530,8 +1371,8 @@ const char *exit_reason_str(unsigned int exit_reason)
* and its address is returned. A TEST_ASSERT failure occurs if no
* page is available at or above paddr_min.
*/
-vm_paddr_t vm_phy_page_alloc(struct kvm_vm *vm,
- vm_paddr_t paddr_min, uint32_t memslot)
+vm_paddr_t vm_phy_page_alloc(struct kvm_vm *vm, vm_paddr_t paddr_min,
+ uint32_t memslot)
{
struct userspace_mem_region *region;
sparsebit_idx_t pg;
@@ -1541,17 +1382,15 @@ vm_paddr_t vm_phy_page_alloc(struct kvm_vm *vm,
" paddr_min: 0x%lx page_size: 0x%x",
paddr_min, vm->page_size);
- /* Locate memory region. */
region = memslot2region(vm, memslot);
-
- /* Locate next available physical page at or above paddr_min. */
pg = paddr_min >> vm->page_shift;
+ /* Locate next available physical page at or above paddr_min. */
if (!sparsebit_is_set(region->unused_phy_pages, pg)) {
pg = sparsebit_next_set(region->unused_phy_pages, pg);
if (pg == 0) {
fprintf(stderr, "No guest physical page available, "
- "paddr_min: 0x%lx page_size: 0x%x memslot: %u",
+ "paddr_min: 0x%lx page_size: 0x%x memslot: %u\n",
paddr_min, vm->page_size, memslot);
fputs("---- vm dump ----\n", stderr);
vm_dump(stderr, vm, 2);
@@ -1565,7 +1404,8 @@ vm_paddr_t vm_phy_page_alloc(struct kvm_vm *vm,
return pg * vm->page_size;
}
-/* Address Guest Virtual to Host Virtual
+/*
+ * Address Guest Virtual to Host Virtual
*
* Input Args:
* vm - Virtual Machine
diff --git a/tools/testing/selftests/kvm/lib/kvm_util_internal.h b/tools/testing/selftests/kvm/lib/kvm_util_internal.h
index 0278315cd930..62b9dc1926dc 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util_internal.h
+++ b/tools/testing/selftests/kvm/lib/kvm_util_internal.h
@@ -11,18 +11,19 @@
#include "sparsebit.h"
+#define KVM_DEV_PATH "/dev/kvm"
+
#ifndef BITS_PER_BYTE
-#define BITS_PER_BYTE 8
+#define BITS_PER_BYTE 8
#endif
#ifndef BITS_PER_LONG
-#define BITS_PER_LONG (BITS_PER_BYTE * sizeof(long))
+#define BITS_PER_LONG (BITS_PER_BYTE * sizeof(long))
#endif
#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
-#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_LONG)
+#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_LONG)
-/* Concrete definition of struct kvm_vm. */
struct userspace_mem_region {
struct userspace_mem_region *next, *prev;
struct kvm_userspace_memory_region region;
@@ -52,7 +53,6 @@ struct kvm_vm {
struct userspace_mem_region *userspace_mem_region_head;
struct sparsebit *vpages_valid;
struct sparsebit *vpages_mapped;
-
bool has_irqchip;
bool pgd_created;
vm_paddr_t pgd;
@@ -60,13 +60,11 @@ struct kvm_vm {
vm_vaddr_t tss;
};
-struct vcpu *vcpu_find(struct kvm_vm *vm,
- uint32_t vcpuid);
-void vcpu_setup(struct kvm_vm *vm, int vcpuid, int pgd_memslot, int gdt_memslot);
+struct vcpu *vcpu_find(struct kvm_vm *vm, uint32_t vcpuid);
+void vcpu_setup(struct kvm_vm *vm, int vcpuid, int pgd_memslot,
+ int gdt_memslot);
void virt_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent);
-void regs_dump(FILE *stream, struct kvm_regs *regs,
- uint8_t indent);
-void sregs_dump(FILE *stream, struct kvm_sregs *sregs,
- uint8_t indent);
+void regs_dump(FILE *stream, struct kvm_regs *regs, uint8_t indent);
+void sregs_dump(FILE *stream, struct kvm_sregs *sregs, uint8_t indent);
#endif /* SELFTEST_KVM_UTIL_INTERNAL_H */
diff --git a/tools/testing/selftests/kvm/lib/x86_64/processor.c b/tools/testing/selftests/kvm/lib/x86_64/processor.c
index 79c2c5c203c0..d96b5f9cc344 100644
--- a/tools/testing/selftests/kvm/lib/x86_64/processor.c
+++ b/tools/testing/selftests/kvm/lib/x86_64/processor.c
@@ -672,6 +672,102 @@ void vm_vcpu_add_default(struct kvm_vm *vm, uint32_t vcpuid, void *guest_code)
vcpu_set_mp_state(vm, vcpuid, &mp_state);
}
+/* Allocate an instance of struct kvm_cpuid2
+ *
+ * Input Args: None
+ *
+ * Output Args: None
+ *
+ * Return: A pointer to the allocated struct. The caller is responsible
+ * for freeing this struct.
+ *
+ * Since kvm_cpuid2 uses a 0-length array to allow a the size of the
+ * array to be decided at allocation time, allocation is slightly
+ * complicated. This function uses a reasonable default length for
+ * the array and performs the appropriate allocation.
+ */
+static struct kvm_cpuid2 *allocate_kvm_cpuid2(void)
+{
+ struct kvm_cpuid2 *cpuid;
+ int nent = 100;
+ size_t size;
+
+ size = sizeof(*cpuid);
+ size += nent * sizeof(struct kvm_cpuid_entry2);
+ cpuid = malloc(size);
+ if (!cpuid) {
+ perror("malloc");
+ abort();
+ }
+
+ cpuid->nent = nent;
+
+ return cpuid;
+}
+
+/* KVM Supported CPUID Get
+ *
+ * Input Args: None
+ *
+ * Output Args:
+ *
+ * Return: The supported KVM CPUID
+ *
+ * Get the guest CPUID supported by KVM.
+ */
+struct kvm_cpuid2 *kvm_get_supported_cpuid(void)
+{
+ static struct kvm_cpuid2 *cpuid;
+ int ret;
+ int kvm_fd;
+
+ if (cpuid)
+ return cpuid;
+
+ cpuid = allocate_kvm_cpuid2();
+ kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
+ if (kvm_fd < 0)
+ exit(KSFT_SKIP);
+
+ ret = ioctl(kvm_fd, KVM_GET_SUPPORTED_CPUID, cpuid);
+ TEST_ASSERT(ret == 0, "KVM_GET_SUPPORTED_CPUID failed %d %d\n",
+ ret, errno);
+
+ close(kvm_fd);
+ return cpuid;
+}
+
+/* Locate a cpuid entry.
+ *
+ * Input Args:
+ * cpuid: The cpuid.
+ * function: The function of the cpuid entry to find.
+ *
+ * Output Args: None
+ *
+ * Return: A pointer to the cpuid entry. Never returns NULL.
+ */
+struct kvm_cpuid_entry2 *
+kvm_get_supported_cpuid_index(uint32_t function, uint32_t index)
+{
+ struct kvm_cpuid2 *cpuid;
+ struct kvm_cpuid_entry2 *entry = NULL;
+ int i;
+
+ cpuid = kvm_get_supported_cpuid();
+ for (i = 0; i < cpuid->nent; i++) {
+ if (cpuid->entries[i].function == function &&
+ cpuid->entries[i].index == index) {
+ entry = &cpuid->entries[i];
+ break;
+ }
+ }
+
+ TEST_ASSERT(entry, "Guest CPUID entry not found: (EAX=%x, ECX=%x).",
+ function, index);
+ return entry;
+}
+
/* VM VCPU CPUID Set
*
* Input Args:
@@ -698,6 +794,57 @@ void vcpu_set_cpuid(struct kvm_vm *vm,
rc, errno);
}
+
+/* VM VCPU Args Set
+ *
+ * Input Args:
+ * vm - Virtual Machine
+ * vcpuid - VCPU ID
+ * num - number of arguments
+ * ... - arguments, each of type uint64_t
+ *
+ * Output Args: None
+ *
+ * Return: None
+ *
+ * Sets the first num function input arguments to the values
+ * given as variable args. Each of the variable args is expected to
+ * be of type uint64_t.
+ */
+void vcpu_args_set(struct kvm_vm *vm, uint32_t vcpuid, unsigned int num, ...)
+{
+ va_list ap;
+ struct kvm_regs regs;
+
+ TEST_ASSERT(num >= 1 && num <= 6, "Unsupported number of args,\n"
+ " num: %u\n",
+ num);
+
+ va_start(ap, num);
+ vcpu_regs_get(vm, vcpuid, ®s);
+
+ if (num >= 1)
+ regs.rdi = va_arg(ap, uint64_t);
+
+ if (num >= 2)
+ regs.rsi = va_arg(ap, uint64_t);
+
+ if (num >= 3)
+ regs.rdx = va_arg(ap, uint64_t);
+
+ if (num >= 4)
+ regs.rcx = va_arg(ap, uint64_t);
+
+ if (num >= 5)
+ regs.r8 = va_arg(ap, uint64_t);
+
+ if (num >= 6)
+ regs.r9 = va_arg(ap, uint64_t);
+
+ vcpu_regs_set(vm, vcpuid, ®s);
+ va_end(ap);
+}
+
/* Create a VM with reasonable defaults
*
* Input Args:
@@ -742,6 +889,38 @@ struct kvm_vm *vm_create_default(uint32_t vcpuid, uint64_t extra_mem_pages,
return vm;
}
+/*
+ * VM VCPU Dump
+ *
+ * Input Args:
+ * vm - Virtual Machine
+ * vcpuid - VCPU ID
+ * indent - Left margin indent amount
+ *
+ * Output Args:
+ * stream - Output FILE stream
+ *
+ * Return: None
+ *
+ * Dumps the current state of the VCPU specified by vcpuid, within the VM
+ * given by vm, to the FILE stream given by stream.
+ */
+void vcpu_dump(FILE *stream, struct kvm_vm *vm, uint32_t vcpuid, uint8_t indent)
+{
+ struct kvm_regs regs;
+ struct kvm_sregs sregs;
+
+ fprintf(stream, "%*scpuid: %u\n", indent, "", vcpuid);
+
+ fprintf(stream, "%*sregs:\n", indent + 2, "");
+ vcpu_regs_get(vm, vcpuid, ®s);
+ regs_dump(stream, ®s, indent + 4);
+
+ fprintf(stream, "%*ssregs:\n", indent + 2, "");
+ vcpu_sregs_get(vm, vcpuid, &sregs);
+ sregs_dump(stream, &sregs, indent + 4);
+}
+
struct kvm_x86_state {
struct kvm_vcpu_events events;
struct kvm_mp_state mp_state;
diff --git a/tools/testing/selftests/kvm/x86_64/dirty_log_test.c b/tools/testing/selftests/kvm/x86_64/dirty_log_test.c
index 7cf3e4ae6046..395a6e07d37c 100644
--- a/tools/testing/selftests/kvm/x86_64/dirty_log_test.c
+++ b/tools/testing/selftests/kvm/x86_64/dirty_log_test.c
@@ -15,6 +15,7 @@
#include "test_util.h"
#include "kvm_util.h"
+#include "processor.h"
#define DEBUG printf
--
2.17.1
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