| Date | Fri, 11 Mar 2022 05:49:15 +0000 | Subject | [RFC PATCH 004/105] KVM: selftests: Make vcpu_ioctl() a wrapper to pretty print ioctl name | From | Sean Christopherson <> |
| |
Deliberately do not use __stringify(), as that will expand the ioctl all the way down to its numerical sequence, the intent is print the name of the macro.
Signed-off-by: Sean Christopherson <seanjc@google.com> --- .../selftests/kvm/include/kvm_util_base.h | 12 +++++-- tools/testing/selftests/kvm/lib/kvm_util.c | 31 +++++-------------- 2 files changed, 18 insertions(+), 25 deletions(-)
diff --git a/tools/testing/selftests/kvm/include/kvm_util_base.h b/tools/testing/selftests/kvm/include/kvm_util_base.h index 77aaac4d344e..28440c12ffbc 100644 --- a/tools/testing/selftests/kvm/include/kvm_util_base.h +++ b/tools/testing/selftests/kvm/include/kvm_util_base.h @@ -152,10 +152,18 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm, uint64_t guest_paddr, uint32_t slot, uint64_t npages, uint32_t flags); -void vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long ioctl, - void *arg); +#define __KVM_IOCTL_ERROR(_name, _ret) \ + "%s failed, rc: %i errno: %i (%s)", (_name), (_ret), errno, strerror(errno) + +#define KVM_IOCTL_ERROR(_ioctl, _ret) __KVM_IOCTL_ERROR(#_ioctl, _ret) + +void _vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long ioctl, + const char *name, void *arg); int __vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long ioctl, void *arg); +#define vcpu_ioctl(vm, vcpuid, ioctl, arg) \ + _vcpu_ioctl(vm, vcpuid, ioctl, #ioctl, arg) + void vm_ioctl(struct kvm_vm *vm, unsigned long ioctl, void *arg); int __vm_ioctl(struct kvm_vm *vm, unsigned long cmd, void *arg); void kvm_ioctl(struct kvm_vm *vm, unsigned long ioctl, void *arg); diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index 6f515333abe0..a6675d9aa7d9 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -1898,29 +1898,6 @@ void vcpu_set_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg) ret, errno, strerror(errno)); } -/* - * VCPU Ioctl - * - * Input Args: - * vm - Virtual Machine - * vcpuid - VCPU ID - * cmd - Ioctl number - * arg - Argument to pass to the ioctl - * - * Return: None - * - * Issues an arbitrary ioctl on a VCPU fd. - */ -void vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, - unsigned long cmd, void *arg) -{ - int ret; - - ret = __vcpu_ioctl(vm, vcpuid, cmd, arg); - TEST_ASSERT(ret == 0, "vcpu ioctl %lu failed, rc: %i errno: %i (%s)", - cmd, ret, errno, strerror(errno)); -} - int __vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long cmd, void *arg) { @@ -1934,6 +1911,14 @@ int __vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, return ret; } +void _vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long cmd, + const char *name, void *arg) +{ + int ret = __vcpu_ioctl(vm, vcpuid, cmd, arg); + + TEST_ASSERT(!ret, __KVM_IOCTL_ERROR(name, ret)); +} + void *vcpu_map_dirty_ring(struct kvm_vm *vm, uint32_t vcpuid) { struct vcpu *vcpu; -- 2.35.1.723.g4982287a31-goog
|