From: Sean Christopherson Date: Tue, 22 Jun 2021 20:05:20 +0000 (-0700) Subject: KVM: selftests: Use "standard" min virtual address for CPUID test alloc X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=408633c326c487f4f32d02c7d891c9b0242d5c45;p=linux.git KVM: selftests: Use "standard" min virtual address for CPUID test alloc Use KVM_UTIL_MIN_ADDR as the minimum for x86-64's CPUID array. The system page size was likely used as the minimum because _something_ had to be provided. Increasing the min from 0x1000 to 0x2000 should have no meaningful impact on the test, and will allow changing vm_vaddr_alloc() to use KVM_UTIL_MIN_VADDR as the default. Signed-off-by: Sean Christopherson Message-Id: <20210622200529.3650424-11-seanjc@google.com> Signed-off-by: Paolo Bonzini --- diff --git a/tools/testing/selftests/kvm/x86_64/get_cpuid_test.c b/tools/testing/selftests/kvm/x86_64/get_cpuid_test.c index 8c77537af5a1c..5e5682691f870 100644 --- a/tools/testing/selftests/kvm/x86_64/get_cpuid_test.c +++ b/tools/testing/selftests/kvm/x86_64/get_cpuid_test.c @@ -145,8 +145,7 @@ static void run_vcpu(struct kvm_vm *vm, uint32_t vcpuid, int stage) struct kvm_cpuid2 *vcpu_alloc_cpuid(struct kvm_vm *vm, vm_vaddr_t *p_gva, struct kvm_cpuid2 *cpuid) { int size = sizeof(*cpuid) + cpuid->nent * sizeof(cpuid->entries[0]); - vm_vaddr_t gva = vm_vaddr_alloc(vm, size, - getpagesize(), 0, 0); + vm_vaddr_t gva = vm_vaddr_alloc(vm, size, KVM_UTIL_MIN_VADDR, 0, 0); struct kvm_cpuid2 *guest_cpuids = addr_gva2hva(vm, gva); memcpy(guest_cpuids, cpuid, size);