diff options
Diffstat (limited to 'backends')
| -rw-r--r-- | backends/hostmem-memfd.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/backends/hostmem-memfd.c b/backends/hostmem-memfd.c index 1e20fe0ba8..3800bd07b6 100644 --- a/backends/hostmem-memfd.c +++ b/backends/hostmem-memfd.c @@ -140,18 +140,22 @@ memfd_backend_class_init(ObjectClass *oc, void *data) bc->alloc = memfd_backend_memory_alloc; - object_class_property_add_bool(oc, "hugetlb", - memfd_backend_get_hugetlb, - memfd_backend_set_hugetlb, - &error_abort); - object_class_property_add(oc, "hugetlbsize", "int", - memfd_backend_get_hugetlbsize, - memfd_backend_set_hugetlbsize, - NULL, NULL, &error_abort); - object_class_property_add_bool(oc, "seal", - memfd_backend_get_seal, - memfd_backend_set_seal, - &error_abort); + if (qemu_memfd_check(MFD_HUGETLB)) { + object_class_property_add_bool(oc, "hugetlb", + memfd_backend_get_hugetlb, + memfd_backend_set_hugetlb, + &error_abort); + object_class_property_add(oc, "hugetlbsize", "int", + memfd_backend_get_hugetlbsize, + memfd_backend_set_hugetlbsize, + NULL, NULL, &error_abort); + } + if (qemu_memfd_check(MFD_ALLOW_SEALING)) { + object_class_property_add_bool(oc, "seal", + memfd_backend_get_seal, + memfd_backend_set_seal, + &error_abort); + } } static const TypeInfo memfd_backend_info = { @@ -164,7 +168,9 @@ static const TypeInfo memfd_backend_info = { static void register_types(void) { - type_register_static(&memfd_backend_info); + if (qemu_memfd_check(0)) { + type_register_static(&memfd_backend_info); + } } type_init(register_types); |