kvm_userspace_mem 3371 virt/kvm/kvm_main.c struct kvm_userspace_memory_region kvm_userspace_mem; kvm_userspace_mem 3374 virt/kvm/kvm_main.c if (copy_from_user(&kvm_userspace_mem, argp, kvm_userspace_mem 3375 virt/kvm/kvm_main.c sizeof(kvm_userspace_mem))) kvm_userspace_mem 3378 virt/kvm/kvm_main.c r = kvm_vm_ioctl_set_memory_region(kvm, &kvm_userspace_mem);