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kvm: selftests: hide vcpu_setup in processor code

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This removes the processor-dependent arguments from vm_vcpu_add.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2019-06-04 19:13:46 +02:00
parent 2c7c5d3d39
commit 837ec79b4c
9 changed files with 28 additions and 31 deletions
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3
tools/testing/selftests/kvm/include/kvm_util.h
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@ -88,8 +88,7 @@ int _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);
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);
void virt_map(struct kvm_vm *vm, uint64_t vaddr, uint64_t paddr,

32
tools/testing/selftests/kvm/lib/aarch64/processor.c
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@ -235,21 +235,7 @@ struct kvm_vm *vm_create_default(uint32_t vcpuid, uint64_t extra_mem_pages,
return vm;
}
void vm_vcpu_add_default(struct kvm_vm *vm, uint32_t vcpuid, void *guest_code)
{
size_t stack_size = vm->page_size == 4096 ?
DEFAULT_STACK_PGS * vm->page_size :
vm->page_size;
uint64_t stack_vaddr = vm_vaddr_alloc(vm, stack_size,
DEFAULT_ARM64_GUEST_STACK_VADDR_MIN, 0, 0);
vm_vcpu_add(vm, vcpuid, 0, 0);
set_reg(vm, vcpuid, ARM64_CORE_REG(sp_el1), stack_vaddr + stack_size);
set_reg(vm, vcpuid, ARM64_CORE_REG(regs.pc), (uint64_t)guest_code);
}
void vcpu_setup(struct kvm_vm *vm, int vcpuid, int pgd_memslot, int gdt_memslot)
static void vcpu_setup(struct kvm_vm *vm, int vcpuid)
{
struct kvm_vcpu_init init;
uint64_t sctlr_el1, tcr_el1;
@ -316,3 +302,19 @@ void vcpu_dump(FILE *stream, struct kvm_vm *vm, uint32_t vcpuid, uint8_t indent)
fprintf(stream, "%*spstate: 0x%.16lx pc: 0x%.16lx\n",
indent, "", pstate, pc);
}
void vm_vcpu_add_default(struct kvm_vm *vm, uint32_t vcpuid, void *guest_code)
{
size_t stack_size = vm->page_size == 4096 ?
DEFAULT_STACK_PGS * vm->page_size :
vm->page_size;
uint64_t stack_vaddr = vm_vaddr_alloc(vm, stack_size,
DEFAULT_ARM64_GUEST_STACK_VADDR_MIN, 0, 0);
vm_vcpu_add(vm, vcpuid);
vcpu_setup(vm, vcpuid);
set_reg(vm, vcpuid, ARM64_CORE_REG(sp_el1), stack_vaddr + stack_size);
set_reg(vm, vcpuid, ARM64_CORE_REG(regs.pc), (uint64_t)guest_code);
}

9
tools/testing/selftests/kvm/lib/kvm_util.c
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@ -764,11 +764,10 @@ static int vcpu_mmap_sz(void)
*
* Return: None
*
* Creates and adds to the VM specified by vm and virtual CPU with
* the ID given by vcpuid.
* Adds a virtual CPU to the VM specified by vm with the ID given by vcpuid.
* No additional VCPU setup is done.
*/
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)
{
struct vcpu *vcpu;
@ -802,8 +801,6 @@ void vm_vcpu_add(struct kvm_vm *vm, uint32_t vcpuid, int pgd_memslot,
vm->vcpu_head->prev = vcpu;
vcpu->next = vm->vcpu_head;
vm->vcpu_head = vcpu;
vcpu_setup(vm, vcpuid, pgd_memslot, gdt_memslot);
}
/*

2
tools/testing/selftests/kvm/lib/kvm_util_internal.h
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@ -65,8 +65,6 @@ struct kvm_vm {
};
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);

5
tools/testing/selftests/kvm/lib/x86_64/processor.c
View File

@ -610,7 +610,7 @@ static void kvm_setup_tss_64bit(struct kvm_vm *vm, struct kvm_segment *segp,
kvm_seg_fill_gdt_64bit(vm, segp);
}
void vcpu_setup(struct kvm_vm *vm, int vcpuid, int pgd_memslot, int gdt_memslot)
static void vcpu_setup(struct kvm_vm *vm, int vcpuid, int pgd_memslot, int gdt_memslot)
{
struct kvm_sregs sregs;
@ -656,7 +656,8 @@ void vm_vcpu_add_default(struct kvm_vm *vm, uint32_t vcpuid, void *guest_code)
DEFAULT_GUEST_STACK_VADDR_MIN, 0, 0);
/* Create VCPU */
vm_vcpu_add(vm, vcpuid, 0, 0);
vm_vcpu_add(vm, vcpuid);
vcpu_setup(vm, vcpuid, 0, 0);
/* Setup guest general purpose registers */
vcpu_regs_get(vm, vcpuid, &regs);

2
tools/testing/selftests/kvm/x86_64/evmcs_test.c
View File

@ -144,7 +144,7 @@ int main(int argc, char *argv[])
/* Restore state in a new VM. */
kvm_vm_restart(vm, O_RDWR);
vm_vcpu_add(vm, VCPU_ID, 0, 0);
vm_vcpu_add(vm, VCPU_ID);
vcpu_set_cpuid(vm, VCPU_ID, kvm_get_supported_cpuid());
vcpu_load_state(vm, VCPU_ID, state);
run = vcpu_state(vm, VCPU_ID);

2
tools/testing/selftests/kvm/x86_64/kvm_create_max_vcpus.c
View File

@ -34,7 +34,7 @@ void test_vcpu_creation(int first_vcpu_id, int num_vcpus)
int vcpu_id = first_vcpu_id + i;
/* This asserts that the vCPU was created. */
vm_vcpu_add(vm, vcpu_id, 0, 0);
vm_vcpu_add(vm, vcpu_id);
}
kvm_vm_free(vm);

2
tools/testing/selftests/kvm/x86_64/smm_test.c
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@ -144,7 +144,7 @@ int main(int argc, char *argv[])
state = vcpu_save_state(vm, VCPU_ID);
kvm_vm_release(vm);
kvm_vm_restart(vm, O_RDWR);
vm_vcpu_add(vm, VCPU_ID, 0, 0);
vm_vcpu_add(vm, VCPU_ID);
vcpu_set_cpuid(vm, VCPU_ID, kvm_get_supported_cpuid());
vcpu_load_state(vm, VCPU_ID, state);
run = vcpu_state(vm, VCPU_ID);

2
tools/testing/selftests/kvm/x86_64/state_test.c
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@ -177,7 +177,7 @@ int main(int argc, char *argv[])
/* Restore state in a new VM. */
kvm_vm_restart(vm, O_RDWR);
vm_vcpu_add(vm, VCPU_ID, 0, 0);
vm_vcpu_add(vm, VCPU_ID);
vcpu_set_cpuid(vm, VCPU_ID, kvm_get_supported_cpuid());
vcpu_load_state(vm, VCPU_ID, state);
run = vcpu_state(vm, VCPU_ID);