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selftests: fix check for circular KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 

KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM leaves the source VM in a dead state,
so migrating back to the original source VM fails the ioctl.  Adjust
the test.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2021-11-18 05:23:20 -05:00
parent 78311a5140
commit 4916ea8b06
1 changed files with 5 additions and 2 deletions
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7
tools/testing/selftests/kvm/x86_64/sev_migrate_tests.c
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@ -89,7 +89,7 @@ static void test_sev_migrate_from(bool es)
{
struct kvm_vm *src_vm;
struct kvm_vm *dst_vms[NR_MIGRATE_TEST_VMS];
int i;
int i, ret;
src_vm = sev_vm_create(es);
for (i = 0; i < NR_MIGRATE_TEST_VMS; ++i)
@ -102,7 +102,10 @@ static void test_sev_migrate_from(bool es)
sev_migrate_from(dst_vms[i]->fd, dst_vms[i - 1]->fd);
/* Migrate the guest back to the original VM. */
sev_migrate_from(src_vm->fd, dst_vms[NR_MIGRATE_TEST_VMS - 1]->fd);
ret = __sev_migrate_from(src_vm->fd, dst_vms[NR_MIGRATE_TEST_VMS - 1]->fd);
TEST_ASSERT(ret == -1 && errno == EIO,
"VM that was migrated from should be dead. ret %d, errno: %d\n", ret,
errno);
kvm_vm_free(src_vm);
for (i = 0; i < NR_MIGRATE_TEST_VMS; ++i)