diff options
Diffstat (limited to 'tools/testing/selftests/kvm/lib')
| -rw-r--r-- | tools/testing/selftests/kvm/lib/kvm_util.c | 23 | ||||
| -rw-r--r-- | tools/testing/selftests/kvm/lib/x86_64/vmx.c | 9 |
2 files changed, 25 insertions, 7 deletions
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index 74776ee228f2..3327cebc1095 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -14,6 +14,7 @@ #include <sys/mman.h> #include <sys/types.h> #include <sys/stat.h> +#include <unistd.h> #include <linux/kernel.h> #define KVM_UTIL_PGS_PER_HUGEPG 512 @@ -664,13 +665,21 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm, /* As needed perform madvise */ if (src_type == VM_MEM_SRC_ANONYMOUS || src_type == VM_MEM_SRC_ANONYMOUS_THP) { - ret = madvise(region->host_mem, npages * vm->page_size, - src_type == VM_MEM_SRC_ANONYMOUS ? MADV_NOHUGEPAGE : MADV_HUGEPAGE); - TEST_ASSERT(ret == 0, "madvise failed,\n" - " addr: %p\n" - " length: 0x%lx\n" - " src_type: %x", - region->host_mem, npages * vm->page_size, src_type); + struct stat statbuf; + + ret = stat("/sys/kernel/mm/transparent_hugepage", &statbuf); + TEST_ASSERT(ret == 0 || (ret == -1 && errno == ENOENT), + "stat /sys/kernel/mm/transparent_hugepage"); + + TEST_ASSERT(ret == 0 || src_type != VM_MEM_SRC_ANONYMOUS_THP, + "VM_MEM_SRC_ANONYMOUS_THP requires THP to be configured in the host kernel"); + + if (ret == 0) { + ret = madvise(region->host_mem, npages * vm->page_size, + src_type == VM_MEM_SRC_ANONYMOUS ? MADV_NOHUGEPAGE : MADV_HUGEPAGE); + TEST_ASSERT(ret == 0, "madvise failed, addr: %p length: 0x%lx src_type: %x", + region->host_mem, npages * vm->page_size, src_type); + } } region->unused_phy_pages = sparsebit_alloc(); diff --git a/tools/testing/selftests/kvm/lib/x86_64/vmx.c b/tools/testing/selftests/kvm/lib/x86_64/vmx.c index f1e00d43eea2..2448b30e8efa 100644 --- a/tools/testing/selftests/kvm/lib/x86_64/vmx.c +++ b/tools/testing/selftests/kvm/lib/x86_64/vmx.c @@ -542,3 +542,12 @@ void prepare_eptp(struct vmx_pages *vmx, struct kvm_vm *vm, vmx->eptp_hva = addr_gva2hva(vm, (uintptr_t)vmx->eptp); vmx->eptp_gpa = addr_gva2gpa(vm, (uintptr_t)vmx->eptp); } + +void prepare_virtualize_apic_accesses(struct vmx_pages *vmx, struct kvm_vm *vm, + uint32_t eptp_memslot) +{ + vmx->apic_access = (void *)vm_vaddr_alloc(vm, getpagesize(), + 0x10000, 0, 0); + vmx->apic_access_hva = addr_gva2hva(vm, (uintptr_t)vmx->apic_access); + vmx->apic_access_gpa = addr_gva2gpa(vm, (uintptr_t)vmx->apic_access); +} |