[PATCH 123/128] KVM: selftests: Open code and drop 'struct kvm_vm' accessors

[Sean Christopherson <seanjc@google.com>]

Drop a variety of 'struct kvm_vm' accessors that wrap a single variable
now that tests can simply reference the variable directly.

Signed-off-by: Sean Christopherson <seanjc@google.com>
---
 .../selftests/kvm/dirty_log_perf_test.c       |  2 +-
 tools/testing/selftests/kvm/dirty_log_test.c  |  9 +++----
 .../selftests/kvm/include/kvm_util_base.h     |  6 -----
 .../selftests/kvm/kvm_page_table_test.c       |  2 +-
 tools/testing/selftests/kvm/lib/kvm_util.c    | 25 -------------------
 .../selftests/kvm/lib/perf_test_util.c        |  7 +++---
 .../selftests/kvm/max_guest_memory_test.c     | 11 ++++----
 .../kvm/memslot_modification_stress_test.c    |  2 +-
 .../selftests/kvm/x86_64/hyperv_cpuid.c       |  2 +-
 9 files changed, 16 insertions(+), 50 deletions(-)

diff --git a/tools/testing/selftests/kvm/dirty_log_perf_test.c b/tools/testing/selftests/kvm/dirty_log_perf_test.c
index b048f4f65f15..5bf427e9e627 100644
--- a/tools/testing/selftests/kvm/dirty_log_perf_test.c
+++ b/tools/testing/selftests/kvm/dirty_log_perf_test.c
@@ -222,7 +222,7 @@ static void run_test(enum vm_guest_mode mode, void *arg)
 
 	perf_test_set_wr_fract(vm, p->wr_fract);
 
-	guest_num_pages = (nr_vcpus * guest_percpu_mem_size) >> vm_get_page_shift(vm);
+	guest_num_pages = (nr_vcpus * guest_percpu_mem_size) >> vm->page_shift;
 	guest_num_pages = vm_adjust_num_guest_pages(mode, guest_num_pages);
 	host_num_pages = vm_num_host_pages(mode, guest_num_pages);
 	pages_per_slot = host_num_pages / p->slots;
diff --git a/tools/testing/selftests/kvm/dirty_log_test.c b/tools/testing/selftests/kvm/dirty_log_test.c
index 378efd08f7b8..64d05fe8157b 100644
--- a/tools/testing/selftests/kvm/dirty_log_test.c
+++ b/tools/testing/selftests/kvm/dirty_log_test.c
@@ -716,21 +716,20 @@ static void run_test(enum vm_guest_mode mode, void *arg)
 	vm = create_vm(mode, &vcpu,
 		       2ul << (DIRTY_MEM_BITS - PAGE_SHIFT_4K), guest_code);
 
-	guest_page_size = vm_get_page_size(vm);
+	guest_page_size = vm->page_size;
 	/*
 	 * A little more than 1G of guest page sized pages.  Cover the
 	 * case where the size is not aligned to 64 pages.
 	 */
-	guest_num_pages = (1ul << (DIRTY_MEM_BITS -
-				   vm_get_page_shift(vm))) + 3;
+	guest_num_pages = (1ul << (DIRTY_MEM_BITS - vm->page_shift)) + 3;
 	guest_num_pages = vm_adjust_num_guest_pages(mode, guest_num_pages);
 
 	host_page_size = getpagesize();
 	host_num_pages = vm_num_host_pages(mode, guest_num_pages);
 
 	if (!p->phys_offset) {
-		guest_test_phys_mem = (vm_get_max_gfn(vm) -
-				       guest_num_pages) * guest_page_size;
+		guest_test_phys_mem = (vm->max_gfn - guest_num_pages) *
+				      guest_page_size;
 		guest_test_phys_mem = align_down(guest_test_phys_mem, host_page_size);
 	} else {
 		guest_test_phys_mem = p->phys_offset;
diff --git a/tools/testing/selftests/kvm/include/kvm_util_base.h b/tools/testing/selftests/kvm/include/kvm_util_base.h
index 97376446c093..6fdb2abffcd9 100644
--- a/tools/testing/selftests/kvm/include/kvm_util_base.h
+++ b/tools/testing/selftests/kvm/include/kvm_util_base.h
@@ -573,13 +573,7 @@ static inline struct kvm_vm *vm_create_with_one_vcpu(struct kvm_vcpu **vcpu,
 
 struct kvm_vcpu *vm_recreate_with_one_vcpu(struct kvm_vm *vm);
 
-unsigned int vm_get_page_size(struct kvm_vm *vm);
-unsigned int vm_get_page_shift(struct kvm_vm *vm);
 unsigned long vm_compute_max_gfn(struct kvm_vm *vm);
-uint64_t vm_get_max_gfn(struct kvm_vm *vm);
-int vm_get_kvm_fd(struct kvm_vm *vm);
-int vm_get_fd(struct kvm_vm *vm);
-
 unsigned int vm_calc_num_guest_pages(enum vm_guest_mode mode, size_t size);
 unsigned int vm_num_host_pages(enum vm_guest_mode mode, unsigned int num_guest_pages);
 unsigned int vm_num_guest_pages(enum vm_guest_mode mode, unsigned int num_host_pages);
diff --git a/tools/testing/selftests/kvm/kvm_page_table_test.c b/tools/testing/selftests/kvm/kvm_page_table_test.c
index 8706ae358444..0f8792aa0366 100644
--- a/tools/testing/selftests/kvm/kvm_page_table_test.c
+++ b/tools/testing/selftests/kvm/kvm_page_table_test.c
@@ -260,7 +260,7 @@ static struct kvm_vm *pre_init_before_test(enum vm_guest_mode mode, void *arg)
 
 	/* Align down GPA of the testing memslot */
 	if (!p->phys_offset)
-		guest_test_phys_mem = (vm_get_max_gfn(vm) - guest_num_pages) *
+		guest_test_phys_mem = (vm->max_gfn - guest_num_pages) *
 				       guest_page_size;
 	else
 		guest_test_phys_mem = p->phys_offset;
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 8ee116048864..a8af75167b7a 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -1820,36 +1820,11 @@ void *addr_gva2hva(struct kvm_vm *vm, vm_vaddr_t gva)
 	return addr_gpa2hva(vm, addr_gva2gpa(vm, gva));
 }
 
-unsigned int vm_get_page_size(struct kvm_vm *vm)
-{
-	return vm->page_size;
-}
-
-unsigned int vm_get_page_shift(struct kvm_vm *vm)
-{
-	return vm->page_shift;
-}
-
 unsigned long __attribute__((weak)) vm_compute_max_gfn(struct kvm_vm *vm)
 {
 	return ((1ULL << vm->pa_bits) >> vm->page_shift) - 1;
 }
 
-uint64_t vm_get_max_gfn(struct kvm_vm *vm)
-{
-	return vm->max_gfn;
-}
-
-int vm_get_kvm_fd(struct kvm_vm *vm)
-{
-	return vm->kvm_fd;
-}
-
-int vm_get_fd(struct kvm_vm *vm)
-{
-	return vm->fd;
-}
-
 static unsigned int vm_calc_num_pages(unsigned int num_pages,
 				      unsigned int page_shift,
 				      unsigned int new_page_shift,
diff --git a/tools/testing/selftests/kvm/lib/perf_test_util.c b/tools/testing/selftests/kvm/lib/perf_test_util.c
index 7faed18f7719..f62d773eb29c 100644
--- a/tools/testing/selftests/kvm/lib/perf_test_util.c
+++ b/tools/testing/selftests/kvm/lib/perf_test_util.c
@@ -153,14 +153,13 @@ struct kvm_vm *perf_test_create_vm(enum vm_guest_mode mode, int nr_vcpus,
 	 * If there should be more memory in the guest test region than there
 	 * can be pages in the guest, it will definitely cause problems.
 	 */
-	TEST_ASSERT(guest_num_pages < vm_get_max_gfn(vm),
+	TEST_ASSERT(guest_num_pages < vm->max_gfn,
 		    "Requested more guest memory than address space allows.\n"
 		    "    guest pages: %" PRIx64 " max gfn: %" PRIx64
 		    " nr_vcpus: %d wss: %" PRIx64 "]\n",
-		    guest_num_pages, vm_get_max_gfn(vm), nr_vcpus,
-		    vcpu_memory_bytes);
+		    guest_num_pages, vm->max_gfn, nr_vcpus, vcpu_memory_bytes);
 
-	pta->gpa = (vm_get_max_gfn(vm) - guest_num_pages) * pta->guest_page_size;
+	pta->gpa = (vm->max_gfn - guest_num_pages) * pta->guest_page_size;
 	pta->gpa = align_down(pta->gpa, backing_src_pagesz);
 #ifdef __s390x__
 	/* Align to 1M (segment size) */
diff --git a/tools/testing/selftests/kvm/max_guest_memory_test.c b/tools/testing/selftests/kvm/max_guest_memory_test.c
index 2391d071b395..be5c632c2fd2 100644
--- a/tools/testing/selftests/kvm/max_guest_memory_test.c
+++ b/tools/testing/selftests/kvm/max_guest_memory_test.c
@@ -65,8 +65,7 @@ static void *vcpu_worker(void *data)
 	struct kvm_sregs sregs;
 	struct kvm_regs regs;
 
-	vcpu_args_set(vcpu, 3, info->start_gpa, info->end_gpa,
-		      vm_get_page_size(vm));
+	vcpu_args_set(vcpu, 3, info->start_gpa, info->end_gpa, vm->page_size);
 
 	/* Snapshot regs before the first run. */
 	vcpu_regs_get(vcpu, &regs);
@@ -104,7 +103,7 @@ static pthread_t *spawn_workers(struct kvm_vm *vm, struct kvm_vcpu **vcpus,
 	TEST_ASSERT(info, "Failed to allocate vCPU gpa ranges");
 
 	nr_bytes = ((end_gpa - start_gpa) / nr_vcpus) &
-			~((uint64_t)vm_get_page_size(vm) - 1);
+			~((uint64_t)vm->page_size - 1);
 	TEST_ASSERT(nr_bytes, "C'mon, no way you have %d CPUs", nr_vcpus);
 
 	for (i = 0, gpa = start_gpa; i < nr_vcpus; i++, gpa += nr_bytes) {
@@ -220,7 +219,7 @@ int main(int argc, char *argv[])
 
 	vm = vm_create_with_vcpus(nr_vcpus, guest_code, vcpus);
 
-	max_gpa = vm_get_max_gfn(vm) << vm_get_page_shift(vm);
+	max_gpa = vm->max_gfn << vm->page_shift;
 	TEST_ASSERT(max_gpa > (4 * slot_size), "MAXPHYADDR <4gb ");
 
 	fd = kvm_memfd_alloc(slot_size, hugepages);
@@ -230,7 +229,7 @@ int main(int argc, char *argv[])
 	TEST_ASSERT(!madvise(mem, slot_size, MADV_NOHUGEPAGE), "madvise() failed");
 
 	/* Pre-fault the memory to avoid taking mmap_sem on guest page faults. */
-	for (i = 0; i < slot_size; i += vm_get_page_size(vm))
+	for (i = 0; i < slot_size; i += vm->page_size)
 		((uint8_t *)mem)[i] = 0xaa;
 
 	gpa = 0;
@@ -249,7 +248,7 @@ int main(int argc, char *argv[])
 		for (i = 0; i < slot_size; i += size_1gb)
 			__virt_pg_map(vm, gpa + i, gpa + i, X86_PAGE_SIZE_1G);
 #else
-		for (i = 0; i < slot_size; i += vm_get_page_size(vm))
+		for (i = 0; i < slot_size; i += vm->page_size)
 			virt_pg_map(vm, gpa + i, gpa + i);
 #endif
 	}
diff --git a/tools/testing/selftests/kvm/memslot_modification_stress_test.c b/tools/testing/selftests/kvm/memslot_modification_stress_test.c
index 1f9036cdcaa9..6ee7e1dde404 100644
--- a/tools/testing/selftests/kvm/memslot_modification_stress_test.c
+++ b/tools/testing/selftests/kvm/memslot_modification_stress_test.c
@@ -75,7 +75,7 @@ static void add_remove_memslot(struct kvm_vm *vm, useconds_t delay,
 	 * Add the dummy memslot just below the perf_test_util memslot, which is
 	 * at the top of the guest physical address space.
 	 */
-	gpa = perf_test_args.gpa - pages * vm_get_page_size(vm);
+	gpa = perf_test_args.gpa - pages * vm->page_size;
 
 	for (i = 0; i < nr_modifications; i++) {
 		usleep(delay);
diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c b/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c
index af13c48f0f30..6df5a6356181 100644
--- a/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c
+++ b/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c
@@ -121,7 +121,7 @@ void test_hv_cpuid_e2big(struct kvm_vm *vm, struct kvm_vcpu *vcpu)
 	if (vcpu)
 		ret = __vcpu_ioctl(vcpu, KVM_GET_SUPPORTED_HV_CPUID, &cpuid);
 	else
-		ret = __kvm_ioctl(vm_get_kvm_fd(vm), KVM_GET_SUPPORTED_HV_CPUID, &cpuid);
+		ret = __kvm_ioctl(vm->kvm_fd, KVM_GET_SUPPORTED_HV_CPUID, &cpuid);
 
 	TEST_ASSERT(ret == -1 && errno == E2BIG,
 		    "%s KVM_GET_SUPPORTED_HV_CPUID didn't fail with -E2BIG when"
-- 
2.36.0.464.gb9c8b46e94-goog