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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Rspamd-Queue-Id: 4352C40017 X-Stat-Signature: fkmacuexbzdctsxk9jnndfuw9c9uozun X-Rspam-User: X-Rspamd-Server: rspam02 X-HE-Tag: 1775834433-243432 X-HE-Meta: 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 qFsYo41f 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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=