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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Rspamd-Queue-Id: 7C8B180013 X-Rspamd-Server: rspam07 X-Stat-Signature: emmrrpuark5c5sgqawjxy1kjyswnngd7 X-Rspam-User: X-HE-Tag: 1773756811-843015 X-HE-Meta: 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 XzW+nDJg 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: Patrick Roy =0A= =0A= Use one of the padding fields in struct vm_shape to carry an enum=0A= vm_mem_backing_src_type value, to give the option to overwrite the=0A= default of VM_MEM_SRC_ANONYMOUS in __vm_create().=0A= =0A= Overwriting this default will allow tests to create VMs where the test=0A= code is backed by mmap'd guest_memfd instead of anonymous memory.=0A= =0A= Signed-off-by: Patrick Roy =0A= Signed-off-by: Nikita Kalyazin =0A= ---=0A= .../testing/selftests/kvm/include/kvm_util.h | 19 ++++++++++---------=0A= tools/testing/selftests/kvm/lib/kvm_util.c | 2 +-=0A= tools/testing/selftests/kvm/lib/x86/sev.c | 1 +=0A= .../selftests/kvm/pre_fault_memory_test.c | 1 +=0A= 4 files changed, 13 insertions(+), 10 deletions(-)=0A= =0A= diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing= /selftests/kvm/include/kvm_util.h=0A= index 056a003a63c0..48b6ee8223aa 100644=0A= --- a/tools/testing/selftests/kvm/include/kvm_util.h=0A= +++ b/tools/testing/selftests/kvm/include/kvm_util.h=0A= @@ -215,7 +215,7 @@ enum vm_guest_mode {=0A= struct vm_shape {=0A= uint32_t type;=0A= uint8_t mode;=0A= - uint8_t pad0;=0A= + uint8_t src_type;=0A= uint16_t pad1;=0A= };=0A= =0A= @@ -223,14 +223,15 @@ kvm_static_assert(sizeof(struct vm_shape) =3D=3D size= of(uint64_t));=0A= =0A= #define VM_TYPE_DEFAULT 0=0A= =0A= -#define VM_SHAPE(__mode) \=0A= -({ \=0A= - struct vm_shape shape =3D { \=0A= - .mode =3D (__mode), \=0A= - .type =3D VM_TYPE_DEFAULT \=0A= - }; \=0A= - \=0A= - shape; \=0A= +#define VM_SHAPE(__mode) \=0A= +({ \=0A= + struct vm_shape shape =3D { \=0A= + .mode =3D (__mode), \=0A= + .type =3D VM_TYPE_DEFAULT, \=0A= + .src_type =3D VM_MEM_SRC_ANONYMOUS \=0A= + }; \=0A= + \=0A= + shape; \=0A= })=0A= =0A= extern enum vm_guest_mode vm_mode_default;=0A= diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/sel= ftests/kvm/lib/kvm_util.c=0A= index fa4a2fc236fe..824c94c64864 100644=0A= --- a/tools/testing/selftests/kvm/lib/kvm_util.c=0A= +++ b/tools/testing/selftests/kvm/lib/kvm_util.c=0A= @@ -500,7 +500,7 @@ struct kvm_vm *__vm_create(struct vm_shape shape, uint3= 2_t nr_runnable_vcpus,=0A= if (is_guest_memfd_required(shape))=0A= flags |=3D KVM_MEM_GUEST_MEMFD;=0A= =0A= - vm_userspace_mem_region_add(vm, VM_MEM_SRC_ANONYMOUS, 0, 0, nr_pages, fla= gs);=0A= + vm_userspace_mem_region_add(vm, shape.src_type, 0, 0, nr_pages, flags);= =0A= for (i =3D 0; i < NR_MEM_REGIONS; i++)=0A= vm->memslots[i] =3D 0;=0A= =0A= diff --git a/tools/testing/selftests/kvm/lib/x86/sev.c b/tools/testing/self= tests/kvm/lib/x86/sev.c=0A= index c3a9838f4806..d920880e4fc0 100644=0A= --- a/tools/testing/selftests/kvm/lib/x86/sev.c=0A= +++ b/tools/testing/selftests/kvm/lib/x86/sev.c=0A= @@ -164,6 +164,7 @@ struct kvm_vm *vm_sev_create_with_one_vcpu(uint32_t typ= e, void *guest_code,=0A= struct vm_shape shape =3D {=0A= .mode =3D VM_MODE_DEFAULT,=0A= .type =3D type,=0A= + .src_type =3D VM_MEM_SRC_ANONYMOUS,=0A= };=0A= struct kvm_vm *vm;=0A= struct kvm_vcpu *cpus[1];=0A= diff --git a/tools/testing/selftests/kvm/pre_fault_memory_test.c b/tools/te= sting/selftests/kvm/pre_fault_memory_test.c=0A= index 93e603d91311..8a4d5af53fab 100644=0A= --- a/tools/testing/selftests/kvm/pre_fault_memory_test.c=0A= +++ b/tools/testing/selftests/kvm/pre_fault_memory_test.c=0A= @@ -165,6 +165,7 @@ static void __test_pre_fault_memory(unsigned long vm_ty= pe, bool private)=0A= const struct vm_shape shape =3D {=0A= .mode =3D VM_MODE_DEFAULT,=0A= .type =3D vm_type,=0A= + .src_type =3D VM_MEM_SRC_ANONYMOUS,=0A= };=0A= struct kvm_vcpu *vcpu;=0A= struct kvm_run *run;=0A= -- =0A= 2.50.1=0A= =0A=