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Diffstat (limited to 'tools/testing/selftests/kvm/aarch64/vgic_irq.c')
-rw-r--r--tools/testing/selftests/kvm/aarch64/vgic_irq.c87
1 files changed, 45 insertions, 42 deletions
diff --git a/tools/testing/selftests/kvm/aarch64/vgic_irq.c b/tools/testing/selftests/kvm/aarch64/vgic_irq.c
index 7eca97799917..17417220a083 100644
--- a/tools/testing/selftests/kvm/aarch64/vgic_irq.c
+++ b/tools/testing/selftests/kvm/aarch64/vgic_irq.c
@@ -22,7 +22,6 @@
#define GICD_BASE_GPA 0x08000000ULL
#define GICR_BASE_GPA 0x080A0000ULL
-#define VCPU_ID 0
/*
* Stores the user specified args; it's passed to the guest and to every test
@@ -306,7 +305,8 @@ static void guest_restore_active(struct test_args *args,
uint32_t prio, intid, ap1r;
int i;
- /* Set the priorities of the first (KVM_NUM_PRIOS - 1) IRQs
+ /*
+ * Set the priorities of the first (KVM_NUM_PRIOS - 1) IRQs
* in descending order, so intid+1 can preempt intid.
*/
for (i = 0, prio = (num - 1) * 8; i < num; i++, prio -= 8) {
@@ -315,7 +315,8 @@ static void guest_restore_active(struct test_args *args,
gic_set_priority(intid, prio);
}
- /* In a real migration, KVM would restore all GIC state before running
+ /*
+ * In a real migration, KVM would restore all GIC state before running
* guest code.
*/
for (i = 0; i < num; i++) {
@@ -472,10 +473,10 @@ static void test_restore_active(struct test_args *args, struct kvm_inject_desc *
guest_restore_active(args, MIN_SPI, 4, f->cmd);
}
-static void guest_code(struct test_args args)
+static void guest_code(struct test_args *args)
{
- uint32_t i, nr_irqs = args.nr_irqs;
- bool level_sensitive = args.level_sensitive;
+ uint32_t i, nr_irqs = args->nr_irqs;
+ bool level_sensitive = args->level_sensitive;
struct kvm_inject_desc *f, *inject_fns;
gic_init(GIC_V3, 1, dist, redist);
@@ -484,11 +485,11 @@ static void guest_code(struct test_args args)
gic_irq_enable(i);
for (i = MIN_SPI; i < nr_irqs; i++)
- gic_irq_set_config(i, !args.level_sensitive);
+ gic_irq_set_config(i, !level_sensitive);
- gic_set_eoi_split(args.eoi_split);
+ gic_set_eoi_split(args->eoi_split);
- reset_priorities(&args);
+ reset_priorities(args);
gic_set_priority_mask(CPU_PRIO_MASK);
inject_fns = level_sensitive ? inject_level_fns
@@ -497,17 +498,18 @@ static void guest_code(struct test_args args)
local_irq_enable();
/* Start the tests. */
- for_each_supported_inject_fn(&args, inject_fns, f) {
- test_injection(&args, f);
- test_preemption(&args, f);
- test_injection_failure(&args, f);
+ for_each_supported_inject_fn(args, inject_fns, f) {
+ test_injection(args, f);
+ test_preemption(args, f);
+ test_injection_failure(args, f);
}
- /* Restore the active state of IRQs. This would happen when live
+ /*
+ * Restore the active state of IRQs. This would happen when live
* migrating IRQs in the middle of being handled.
*/
- for_each_supported_activate_fn(&args, set_active_fns, f)
- test_restore_active(&args, f);
+ for_each_supported_activate_fn(args, set_active_fns, f)
+ test_restore_active(args, f);
GUEST_DONE();
}
@@ -573,8 +575,8 @@ static void kvm_set_gsi_routing_irqchip_check(struct kvm_vm *vm,
kvm_gsi_routing_write(vm, routing);
} else {
ret = _kvm_gsi_routing_write(vm, routing);
- /* The kernel only checks for KVM_IRQCHIP_NUM_PINS. */
- if (intid >= KVM_IRQCHIP_NUM_PINS)
+ /* The kernel only checks e->irqchip.pin >= KVM_IRQCHIP_NUM_PINS */
+ if (((uint64_t)intid + num - 1 - MIN_SPI) >= KVM_IRQCHIP_NUM_PINS)
TEST_ASSERT(ret != 0 && errno == EINVAL,
"Bad intid %u did not cause KVM_SET_GSI_ROUTING "
"error: rc: %i errno: %i", intid, ret, errno);
@@ -586,7 +588,8 @@ static void kvm_set_gsi_routing_irqchip_check(struct kvm_vm *vm,
}
static void kvm_irq_write_ispendr_check(int gic_fd, uint32_t intid,
- uint32_t vcpu, bool expect_failure)
+ struct kvm_vcpu *vcpu,
+ bool expect_failure)
{
/*
* Ignore this when expecting failure as invalid intids will lead to
@@ -627,8 +630,7 @@ static void kvm_routing_and_irqfd_check(struct kvm_vm *vm,
for (f = 0, i = intid; i < (uint64_t)intid + num; i++, f++) {
fd[f] = eventfd(0, 0);
- TEST_ASSERT(fd[f] != -1,
- "eventfd failed, errno: %i\n", errno);
+ TEST_ASSERT(fd[f] != -1, __KVM_SYSCALL_ERROR("eventfd()", fd[f]));
}
for (f = 0, i = intid; i < (uint64_t)intid + num; i++, f++) {
@@ -644,7 +646,7 @@ static void kvm_routing_and_irqfd_check(struct kvm_vm *vm,
val = 1;
ret = write(fd[f], &val, sizeof(uint64_t));
TEST_ASSERT(ret == sizeof(uint64_t),
- "Write to KVM_IRQFD failed with ret: %d\n", ret);
+ __KVM_SYSCALL_ERROR("write()", ret));
}
for (f = 0, i = intid; i < (uint64_t)intid + num; i++, f++)
@@ -657,15 +659,16 @@ static void kvm_routing_and_irqfd_check(struct kvm_vm *vm,
(tmp) < (uint64_t)(first) + (uint64_t)(num); \
(tmp)++, (i)++)
-static void run_guest_cmd(struct kvm_vm *vm, int gic_fd,
- struct kvm_inject_args *inject_args,
- struct test_args *test_args)
+static void run_guest_cmd(struct kvm_vcpu *vcpu, int gic_fd,
+ struct kvm_inject_args *inject_args,
+ struct test_args *test_args)
{
kvm_inject_cmd cmd = inject_args->cmd;
uint32_t intid = inject_args->first_intid;
uint32_t num = inject_args->num;
int level = inject_args->level;
bool expect_failure = inject_args->expect_failure;
+ struct kvm_vm *vm = vcpu->vm;
uint64_t tmp;
uint32_t i;
@@ -703,12 +706,12 @@ static void run_guest_cmd(struct kvm_vm *vm, int gic_fd,
break;
case KVM_WRITE_ISPENDR:
for (i = intid; i < intid + num; i++)
- kvm_irq_write_ispendr_check(gic_fd, i,
- VCPU_ID, expect_failure);
+ kvm_irq_write_ispendr_check(gic_fd, i, vcpu,
+ expect_failure);
break;
case KVM_WRITE_ISACTIVER:
for (i = intid; i < intid + num; i++)
- kvm_irq_write_isactiver(gic_fd, i, VCPU_ID);
+ kvm_irq_write_isactiver(gic_fd, i, vcpu);
break;
default:
break;
@@ -737,8 +740,10 @@ static void test_vgic(uint32_t nr_irqs, bool level_sensitive, bool eoi_split)
{
struct ucall uc;
int gic_fd;
+ struct kvm_vcpu *vcpu;
struct kvm_vm *vm;
struct kvm_inject_args inject_args;
+ vm_vaddr_t args_gva;
struct test_args args = {
.nr_irqs = nr_irqs,
@@ -750,37 +755,34 @@ static void test_vgic(uint32_t nr_irqs, bool level_sensitive, bool eoi_split)
print_args(&args);
- vm = vm_create_default(VCPU_ID, 0, guest_code);
+ vm = vm_create_with_one_vcpu(&vcpu, guest_code);
ucall_init(vm, NULL);
vm_init_descriptor_tables(vm);
- vcpu_init_descriptor_tables(vm, VCPU_ID);
+ vcpu_init_descriptor_tables(vcpu);
/* Setup the guest args page (so it gets the args). */
- vcpu_args_set(vm, 0, 1, args);
+ args_gva = vm_vaddr_alloc_page(vm);
+ memcpy(addr_gva2hva(vm, args_gva), &args, sizeof(args));
+ vcpu_args_set(vcpu, 1, args_gva);
gic_fd = vgic_v3_setup(vm, 1, nr_irqs,
GICD_BASE_GPA, GICR_BASE_GPA);
- if (gic_fd < 0) {
- print_skip("Failed to create vgic-v3, skipping");
- exit(KSFT_SKIP);
- }
+ __TEST_REQUIRE(gic_fd >= 0, "Failed to create vgic-v3, skipping");
vm_install_exception_handler(vm, VECTOR_IRQ_CURRENT,
guest_irq_handlers[args.eoi_split][args.level_sensitive]);
while (1) {
- vcpu_run(vm, VCPU_ID);
+ vcpu_run(vcpu);
- switch (get_ucall(vm, VCPU_ID, &uc)) {
+ switch (get_ucall(vcpu, &uc)) {
case UCALL_SYNC:
kvm_inject_get_call(vm, &uc, &inject_args);
- run_guest_cmd(vm, gic_fd, &inject_args, &args);
+ run_guest_cmd(vcpu, gic_fd, &inject_args, &args);
break;
case UCALL_ABORT:
- TEST_FAIL("%s at %s:%ld\n\tvalues: %#lx, %#lx",
- (const char *)uc.args[0],
- __FILE__, uc.args[1], uc.args[2], uc.args[3]);
+ REPORT_GUEST_ASSERT_2(uc, "values: %#lx, %#lx");
break;
case UCALL_DONE:
goto done;
@@ -841,7 +843,8 @@ int main(int argc, char **argv)
}
}
- /* If the user just specified nr_irqs and/or gic_version, then run all
+ /*
+ * If the user just specified nr_irqs and/or gic_version, then run all
* combinations.
*/
if (default_args) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-11 23:27:24 +0000