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authorSean Christopherson <seanjc@google.com>2022-02-16 12:49:13 -0800
committerPaolo Bonzini <pbonzini@redhat.com>2022-06-11 11:47:16 -0400
commit5114c3e2f1b90ca5417c42d3eb17fcf5ac4dc724 (patch)
tree8b9d4a75297780bf4b7f38926eeae61a7c543ab9 /tools/testing/selftests
parentKVM: selftests: Drop vm_create_default* helpers (diff)
downloadlinux-dev-5114c3e2f1b90ca5417c42d3eb17fcf5ac4dc724.tar.xz
linux-dev-5114c3e2f1b90ca5417c42d3eb17fcf5ac4dc724.zip
KVM: selftests: Drop @vcpuids param from VM creators
Drop the @vcpuids parameter from VM creators now that there are no users. Allowing tests to specify IDs was a gigantic mistake as it resulted in tests with arbitrary and ultimately meaningless IDs that differed only because the author used test X intead of test Y as the source for copy+paste (the de facto standard way to create a KVM selftest). Except for literally two tests, x86's set_boot_cpu_id and s390's resets, tests do not and should not care about the vCPU ID. Signed-off-by: Sean Christopherson <seanjc@google.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/testing/selftests')
-rw-r--r--tools/testing/selftests/kvm/include/kvm_util_base.h4
-rw-r--r--tools/testing/selftests/kvm/kvm_page_table_test.c2
-rw-r--r--tools/testing/selftests/kvm/lib/kvm_util.c8
-rw-r--r--tools/testing/selftests/kvm/lib/perf_test_util.c2
4 files changed, 7 insertions, 9 deletions
diff --git a/tools/testing/selftests/kvm/include/kvm_util_base.h b/tools/testing/selftests/kvm/include/kvm_util_base.h
index 90521c5716b1..f409bae336d5 100644
--- a/tools/testing/selftests/kvm/include/kvm_util_base.h
+++ b/tools/testing/selftests/kvm/include/kvm_util_base.h
@@ -563,7 +563,7 @@ static inline struct kvm_vm *vm_create(uint64_t nr_pages)
struct kvm_vm *__vm_create_with_vcpus(enum vm_guest_mode mode, uint32_t nr_vcpus,
uint64_t slot0_mem_pages, uint64_t extra_mem_pages,
uint32_t num_percpu_pages, void *guest_code,
- uint32_t vcpuids[], struct kvm_vcpu *vcpus[]);
+ struct kvm_vcpu *vcpus[]);
static inline struct kvm_vm *vm_create_with_vcpus(uint32_t nr_vcpus,
void *guest_code,
@@ -571,7 +571,7 @@ static inline struct kvm_vm *vm_create_with_vcpus(uint32_t nr_vcpus,
{
return __vm_create_with_vcpus(VM_MODE_DEFAULT, nr_vcpus,
DEFAULT_GUEST_PHY_PAGES, 0, 0,
- guest_code, NULL, vcpus);
+ guest_code, vcpus);
}
/*
diff --git a/tools/testing/selftests/kvm/kvm_page_table_test.c b/tools/testing/selftests/kvm/kvm_page_table_test.c
index e91bc7f1400d..76031be195fa 100644
--- a/tools/testing/selftests/kvm/kvm_page_table_test.c
+++ b/tools/testing/selftests/kvm/kvm_page_table_test.c
@@ -269,7 +269,7 @@ static struct kvm_vm *pre_init_before_test(enum vm_guest_mode mode, void *arg)
/* Create a VM with enough guest pages */
guest_num_pages = test_mem_size / guest_page_size;
vm = __vm_create_with_vcpus(mode, nr_vcpus, DEFAULT_GUEST_PHY_PAGES,
- guest_num_pages, 0, guest_code, NULL, NULL);
+ guest_num_pages, 0, guest_code, NULL);
/* Align down GPA of the testing memslot */
if (!p->phys_offset)
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 137ffa1bc1f2..c338713d8245 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -299,7 +299,7 @@ struct kvm_vm *__vm_create(enum vm_guest_mode mode, uint64_t nr_pages)
struct kvm_vm *__vm_create_with_vcpus(enum vm_guest_mode mode, uint32_t nr_vcpus,
uint64_t slot0_mem_pages, uint64_t extra_mem_pages,
uint32_t num_percpu_pages, void *guest_code,
- uint32_t vcpuids[], struct kvm_vcpu *vcpus[])
+ struct kvm_vcpu *vcpus[])
{
uint64_t vcpu_pages, extra_pg_pages, pages;
struct kvm_vcpu *vcpu;
@@ -327,9 +327,7 @@ struct kvm_vm *__vm_create_with_vcpus(enum vm_guest_mode mode, uint32_t nr_vcpus
vm = __vm_create(mode, pages);
for (i = 0; i < nr_vcpus; ++i) {
- uint32_t vcpuid = vcpuids ? vcpuids[i] : i;
-
- vcpu = vm_vcpu_add(vm, vcpuid, guest_code);
+ vcpu = vm_vcpu_add(vm, i, guest_code);
if (vcpus)
vcpus[i] = vcpu;
}
@@ -345,7 +343,7 @@ struct kvm_vm *__vm_create_with_one_vcpu(struct kvm_vcpu **vcpu,
struct kvm_vm *vm;
vm = __vm_create_with_vcpus(VM_MODE_DEFAULT, 1, DEFAULT_GUEST_PHY_PAGES,
- extra_mem_pages, 0, guest_code, NULL, vcpus);
+ extra_mem_pages, 0, guest_code, vcpus);
*vcpu = vcpus[0];
return vm;
diff --git a/tools/testing/selftests/kvm/lib/perf_test_util.c b/tools/testing/selftests/kvm/lib/perf_test_util.c
index d3ff05f00653..05f65c9292eb 100644
--- a/tools/testing/selftests/kvm/lib/perf_test_util.c
+++ b/tools/testing/selftests/kvm/lib/perf_test_util.c
@@ -149,7 +149,7 @@ struct kvm_vm *perf_test_create_vm(enum vm_guest_mode mode, int vcpus,
*/
vm = __vm_create_with_vcpus(mode, vcpus, DEFAULT_GUEST_PHY_PAGES,
slot0_pages + guest_num_pages, 0,
- perf_test_guest_code, NULL, NULL);
+ perf_test_guest_code, NULL);
pta->vm = vm;