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Message-Id: <20220311055056.57265-6-seanjc@google.com>
Date: Fri, 11 Mar 2022 05:49:16 +0000
From: Sean Christopherson <seanjc@...gle.com>
To: linux-kernel@...r.kernel.org
Cc: Sean Christopherson <seanjc@...gle.com>
Subject: [RFC PATCH 005/105] KVM: selftests: Drop @mode from common
vm_create() helper
Signed-off-by: Sean Christopherson <seanjc@...gle.com>
---
.../selftests/kvm/aarch64/get-reg-list.c | 2 +-
.../selftests/kvm/aarch64/psci_cpu_on_test.c | 2 +-
tools/testing/selftests/kvm/dirty_log_test.c | 2 +-
.../selftests/kvm/hardware_disable_test.c | 2 +-
.../selftests/kvm/include/kvm_util_base.h | 3 +-
.../selftests/kvm/kvm_binary_stats_test.c | 3 +-
.../selftests/kvm/kvm_create_max_vcpus.c | 2 +-
tools/testing/selftests/kvm/lib/kvm_util.c | 43 ++++++++++---------
.../selftests/kvm/set_memory_region_test.c | 4 +-
.../selftests/kvm/x86_64/set_boot_cpu_id.c | 2 +-
.../selftests/kvm/x86_64/set_sregs_test.c | 2 +-
.../selftests/kvm/x86_64/sev_migrate_tests.c | 8 ++--
12 files changed, 39 insertions(+), 36 deletions(-)
diff --git a/tools/testing/selftests/kvm/aarch64/get-reg-list.c b/tools/testing/selftests/kvm/aarch64/get-reg-list.c
index 422f9a4792ba..0cbee268c953 100644
--- a/tools/testing/selftests/kvm/aarch64/get-reg-list.c
+++ b/tools/testing/selftests/kvm/aarch64/get-reg-list.c
@@ -411,7 +411,7 @@ static void run_test(struct vcpu_config *c)
check_supported(c);
- vm = vm_create(VM_MODE_DEFAULT, DEFAULT_GUEST_PHY_PAGES);
+ vm = vm_create(DEFAULT_GUEST_PHY_PAGES);
prepare_vcpu_init(c, &init);
aarch64_vcpu_add_default(vm, 0, &init, NULL);
finalize_vcpu(vm, 0, c);
diff --git a/tools/testing/selftests/kvm/aarch64/psci_cpu_on_test.c b/tools/testing/selftests/kvm/aarch64/psci_cpu_on_test.c
index 15f4b3544ee5..bde7bae20a6e 100644
--- a/tools/testing/selftests/kvm/aarch64/psci_cpu_on_test.c
+++ b/tools/testing/selftests/kvm/aarch64/psci_cpu_on_test.c
@@ -76,7 +76,7 @@ int main(void)
struct kvm_vm *vm;
struct ucall uc;
- vm = vm_create(VM_MODE_DEFAULT, DEFAULT_GUEST_PHY_PAGES);
+ vm = vm_create(DEFAULT_GUEST_PHY_PAGES);
kvm_vm_elf_load(vm, program_invocation_name);
ucall_init(vm, NULL);
diff --git a/tools/testing/selftests/kvm/dirty_log_test.c b/tools/testing/selftests/kvm/dirty_log_test.c
index 11bf606e3165..01c01d40201f 100644
--- a/tools/testing/selftests/kvm/dirty_log_test.c
+++ b/tools/testing/selftests/kvm/dirty_log_test.c
@@ -679,7 +679,7 @@ static struct kvm_vm *create_vm(enum vm_guest_mode mode, uint32_t vcpuid,
pr_info("Testing guest mode: %s\n", vm_guest_mode_string(mode));
- vm = vm_create(mode, DEFAULT_GUEST_PHY_PAGES + extra_pg_pages);
+ vm = __vm_create(mode, DEFAULT_GUEST_PHY_PAGES + extra_pg_pages);
kvm_vm_elf_load(vm, program_invocation_name);
#ifdef __x86_64__
vm_create_irqchip(vm);
diff --git a/tools/testing/selftests/kvm/hardware_disable_test.c b/tools/testing/selftests/kvm/hardware_disable_test.c
index 1c9e2295c75b..81ba8645772a 100644
--- a/tools/testing/selftests/kvm/hardware_disable_test.c
+++ b/tools/testing/selftests/kvm/hardware_disable_test.c
@@ -104,7 +104,7 @@ static void run_test(uint32_t run)
for (i = 0; i < VCPU_NUM; i++)
CPU_SET(i, &cpu_set);
- vm = vm_create(VM_MODE_DEFAULT, DEFAULT_GUEST_PHY_PAGES);
+ vm = vm_create(DEFAULT_GUEST_PHY_PAGES);
kvm_vm_elf_load(vm, program_invocation_name);
vm_create_irqchip(vm);
diff --git a/tools/testing/selftests/kvm/include/kvm_util_base.h b/tools/testing/selftests/kvm/include/kvm_util_base.h
index 28440c12ffbc..c29606be1268 100644
--- a/tools/testing/selftests/kvm/include/kvm_util_base.h
+++ b/tools/testing/selftests/kvm/include/kvm_util_base.h
@@ -110,7 +110,8 @@ int vcpu_enable_cap(struct kvm_vm *vm, uint32_t vcpu_id,
void vm_enable_dirty_ring(struct kvm_vm *vm, uint32_t ring_size);
const char *vm_guest_mode_string(uint32_t i);
-struct kvm_vm *vm_create(enum vm_guest_mode mode, uint64_t phy_pages);
+struct kvm_vm *__vm_create(enum vm_guest_mode mode, uint64_t phy_pages);
+struct kvm_vm *vm_create(uint64_t phy_pages);
void kvm_vm_free(struct kvm_vm *vmp);
void kvm_vm_restart(struct kvm_vm *vmp);
void kvm_vm_release(struct kvm_vm *vmp);
diff --git a/tools/testing/selftests/kvm/kvm_binary_stats_test.c b/tools/testing/selftests/kvm/kvm_binary_stats_test.c
index 6217f4630e6c..4b149b383678 100644
--- a/tools/testing/selftests/kvm/kvm_binary_stats_test.c
+++ b/tools/testing/selftests/kvm/kvm_binary_stats_test.c
@@ -229,8 +229,7 @@ int main(int argc, char *argv[])
vms = malloc(sizeof(vms[0]) * max_vm);
TEST_ASSERT(vms, "Allocate memory for storing VM pointers");
for (i = 0; i < max_vm; ++i) {
- vms[i] = vm_create(VM_MODE_DEFAULT,
- DEFAULT_GUEST_PHY_PAGES);
+ vms[i] = vm_create(DEFAULT_GUEST_PHY_PAGES);
for (j = 0; j < max_vcpu; ++j)
vm_vcpu_add(vms[i], j);
}
diff --git a/tools/testing/selftests/kvm/kvm_create_max_vcpus.c b/tools/testing/selftests/kvm/kvm_create_max_vcpus.c
index bb69b75eac23..9de5e1376c49 100644
--- a/tools/testing/selftests/kvm/kvm_create_max_vcpus.c
+++ b/tools/testing/selftests/kvm/kvm_create_max_vcpus.c
@@ -28,7 +28,7 @@ void test_vcpu_creation(int first_vcpu_id, int num_vcpus)
pr_info("Testing creating %d vCPUs, with IDs %d...%d.\n",
num_vcpus, first_vcpu_id, first_vcpu_id + num_vcpus - 1);
- vm = vm_create(VM_MODE_DEFAULT, DEFAULT_GUEST_PHY_PAGES);
+ vm = vm_create(DEFAULT_GUEST_PHY_PAGES);
for (i = first_vcpu_id; i < first_vcpu_id + num_vcpus; i++)
/* This asserts that the vCPU was created. */
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index a6675d9aa7d9..03178004a6c3 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -234,25 +234,7 @@ const struct vm_guest_mode_params vm_guest_mode_params[] = {
_Static_assert(sizeof(vm_guest_mode_params)/sizeof(struct vm_guest_mode_params) == NUM_VM_MODES,
"Missing new mode params?");
-/*
- * VM Create
- *
- * Input Args:
- * mode - VM Mode (e.g. VM_MODE_P52V48_4K)
- * phy_pages - Physical memory pages
- *
- * Output Args: None
- *
- * Return:
- * Pointer to opaque structure that describes the created VM.
- *
- * Creates a VM with the mode specified by mode (e.g. VM_MODE_P52V48_4K).
- * When phy_pages is non-zero, a memory region of phy_pages physical pages
- * is created and mapped starting at guest physical address 0. The file
- * descriptor to control the created VM is created with the permissions
- * given by perm (e.g. O_RDWR).
- */
-struct kvm_vm *vm_create(enum vm_guest_mode mode, uint64_t phy_pages)
+struct kvm_vm *__vm_create(enum vm_guest_mode mode, uint64_t phy_pages)
{
struct kvm_vm *vm;
@@ -361,6 +343,27 @@ struct kvm_vm *vm_create(enum vm_guest_mode mode, uint64_t phy_pages)
return vm;
}
+
+/*
+ * VM Create
+ *
+ * Input Args:
+ * phy_pages - Physical memory pages
+ *
+ * Output Args: None
+ *
+ * Return:
+ * Pointer to opaque structure that describes the created VM.
+ *
+ * Creates a VM with the default physical/virtual address widths and page size.
+ * When phy_pages is non-zero, a memory region of phy_pages physical pages
+ * is created and mapped starting at guest physical address 0.
+ */
+struct kvm_vm *vm_create(uint64_t phy_pages)
+{
+ return __vm_create(VM_MODE_DEFAULT, phy_pages);
+}
+
/*
* VM Create with customized parameters
*
@@ -411,7 +414,7 @@ struct kvm_vm *vm_create_with_vcpus(enum vm_guest_mode mode, uint32_t nr_vcpus,
nr_vcpus, kvm_check_cap(KVM_CAP_MAX_VCPUS));
pages = vm_adjust_num_guest_pages(mode, pages);
- vm = vm_create(mode, pages);
+ vm = __vm_create(mode, pages);
kvm_vm_elf_load(vm, program_invocation_name);
diff --git a/tools/testing/selftests/kvm/set_memory_region_test.c b/tools/testing/selftests/kvm/set_memory_region_test.c
index 6a115d8d2fe3..fa4613010091 100644
--- a/tools/testing/selftests/kvm/set_memory_region_test.c
+++ b/tools/testing/selftests/kvm/set_memory_region_test.c
@@ -314,7 +314,7 @@ static void test_zero_memory_regions(void)
pr_info("Testing KVM_RUN with zero added memory regions\n");
- vm = vm_create(VM_MODE_DEFAULT, 0);
+ vm = vm_create(0);
vm_vcpu_add(vm, VCPU_ID);
TEST_ASSERT(!ioctl(vm_get_fd(vm), KVM_SET_NR_MMU_PAGES, 64),
@@ -370,7 +370,7 @@ static void test_add_max_memory_regions(void)
"KVM_CAP_NR_MEMSLOTS should be greater than 0");
pr_info("Allowed number of memory slots: %i\n", max_mem_slots);
- vm = vm_create(VM_MODE_DEFAULT, 0);
+ vm = vm_create(0);
/* Check it can be added memory slots up to the maximum allowed */
pr_info("Adding slots 0..%i, each memory region with %dK size\n",
diff --git a/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c b/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c
index ee3d058a9fe1..b4da92ddc1c6 100644
--- a/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c
+++ b/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c
@@ -88,7 +88,7 @@ static struct kvm_vm *create_vm(void)
uint64_t pages = DEFAULT_GUEST_PHY_PAGES + vcpu_pages + extra_pg_pages;
pages = vm_adjust_num_guest_pages(VM_MODE_DEFAULT, pages);
- vm = vm_create(VM_MODE_DEFAULT, pages);
+ vm = vm_create(pages);
kvm_vm_elf_load(vm, program_invocation_name);
vm_create_irqchip(vm);
diff --git a/tools/testing/selftests/kvm/x86_64/set_sregs_test.c b/tools/testing/selftests/kvm/x86_64/set_sregs_test.c
index 44711ab735c3..4dc7fd925023 100644
--- a/tools/testing/selftests/kvm/x86_64/set_sregs_test.c
+++ b/tools/testing/selftests/kvm/x86_64/set_sregs_test.c
@@ -95,7 +95,7 @@ int main(int argc, char *argv[])
* use it to verify all supported CR4 bits can be set prior to defining
* the vCPU model, i.e. without doing KVM_SET_CPUID2.
*/
- vm = vm_create(VM_MODE_DEFAULT, DEFAULT_GUEST_PHY_PAGES);
+ vm = vm_create(DEFAULT_GUEST_PHY_PAGES);
vm_vcpu_add(vm, VCPU_ID);
vcpu_sregs_get(vm, VCPU_ID, &sregs);
diff --git a/tools/testing/selftests/kvm/x86_64/sev_migrate_tests.c b/tools/testing/selftests/kvm/x86_64/sev_migrate_tests.c
index 7729ca60a9d7..d29cf773d7bf 100644
--- a/tools/testing/selftests/kvm/x86_64/sev_migrate_tests.c
+++ b/tools/testing/selftests/kvm/x86_64/sev_migrate_tests.c
@@ -52,7 +52,7 @@ static struct kvm_vm *sev_vm_create(bool es)
struct kvm_sev_launch_start start = { 0 };
int i;
- vm = vm_create(VM_MODE_DEFAULT, 0);
+ vm = vm_create(0);
sev_ioctl(vm->fd, es ? KVM_SEV_ES_INIT : KVM_SEV_INIT, NULL);
for (i = 0; i < NR_MIGRATE_TEST_VCPUS; ++i)
vm_vcpu_add(vm, i);
@@ -69,7 +69,7 @@ static struct kvm_vm *aux_vm_create(bool with_vcpus)
struct kvm_vm *vm;
int i;
- vm = vm_create(VM_MODE_DEFAULT, 0);
+ vm = vm_create(0);
if (!with_vcpus)
return vm;
@@ -174,9 +174,9 @@ static void test_sev_migrate_parameters(void)
sev_vm = sev_vm_create(/* es= */ false);
sev_es_vm = sev_vm_create(/* es= */ true);
- vm_no_vcpu = vm_create(VM_MODE_DEFAULT, 0);
+ vm_no_vcpu = vm_create(0);
vm_no_sev = aux_vm_create(true);
- sev_es_vm_no_vmsa = vm_create(VM_MODE_DEFAULT, 0);
+ sev_es_vm_no_vmsa = vm_create(0);
sev_ioctl(sev_es_vm_no_vmsa->fd, KVM_SEV_ES_INIT, NULL);
vm_vcpu_add(sev_es_vm_no_vmsa, 1);
--
2.35.1.723.g4982287a31-goog
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