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Searched refs:guest_fpu (Results 1 – 8 of 8) sorted by relevance

/linux/arch/x86/kernel/fpu/
H A Dcore.c281 int fpu_enable_guest_xfd_features(struct fpu_guest *guest_fpu, u64 xfeatures) in fpu_enable_guest_xfd_features() argument
286 xfeatures &= ~guest_fpu->xfeatures; in fpu_enable_guest_xfd_features()
290 return __xfd_enable_feature(xfeatures, guest_fpu); in fpu_enable_guest_xfd_features()
295 void fpu_update_guest_xfd(struct fpu_guest *guest_fpu, u64 xfd) in fpu_update_guest_xfd() argument
298 guest_fpu->fpstate->xfd = xfd; in fpu_update_guest_xfd()
299 if (guest_fpu->fpstate->in_use) in fpu_update_guest_xfd()
300 xfd_update_state(guest_fpu->fpstate); in fpu_update_guest_xfd()
330 int fpu_swap_kvm_fpstate(struct fpu_guest *guest_fpu, bool enter_guest) in fpu_swap_kvm_fpstate() argument
332 struct fpstate *guest_fps = guest_fpu->fpstate; in fpu_swap_kvm_fpstate()
H A Dxstate.h185 extern int __xfd_enable_feature(u64 which, struct fpu_guest *guest_fpu);
191 static inline int __xfd_enable_feature(u64 which, struct fpu_guest *guest_fpu) { in __xfd_enable_feature() argument
/linux/arch/x86/include/asm/fpu/
H A Dapi.h153 extern int fpu_enable_guest_xfd_features(struct fpu_guest *guest_fpu, u64 xfeatures);
156 extern void fpu_update_guest_xfd(struct fpu_guest *guest_fpu, u64 xfd);
159 static inline void fpu_update_guest_xfd(struct fpu_guest *guest_fpu, u64 xfd) { } in fpu_update_guest_xfd() argument
/linux/arch/x86/kvm/
H A Dx86.c4096 fpu_update_guest_xfd(&vcpu->arch.guest_fpu, data); in kvm_set_msr_common()
4106 vcpu->arch.guest_fpu.xfd_err = data; in kvm_set_msr_common()
4448 msr_info->data = vcpu->arch.guest_fpu.fpstate->xfd; in kvm_get_msr_common()
4455 msr_info->data = vcpu->arch.guest_fpu.xfd_err; in kvm_get_msr_common()
5578 if (fpstate_is_confidential(&vcpu->arch.guest_fpu)) in kvm_vcpu_ioctl_x86_get_xsave2()
5581 fpu_copy_guest_fpstate_to_uabi(&vcpu->arch.guest_fpu, state, size, in kvm_vcpu_ioctl_x86_get_xsave2()
5596 if (fpstate_is_confidential(&vcpu->arch.guest_fpu)) in kvm_vcpu_ioctl_x86_set_xsave()
5599 return fpu_copy_uabi_to_guest_fpstate(&vcpu->arch.guest_fpu, in kvm_vcpu_ioctl_x86_set_xsave()
6037 if (vcpu->arch.guest_fpu.uabi_size > sizeof(struct kvm_xsave)) in kvm_arch_vcpu_ioctl()
6056 int size = vcpu->arch.guest_fpu.uabi_size; in kvm_arch_vcpu_ioctl()
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H A Dcpuid.c195 return fpu_enable_guest_xfd_features(&vcpu->arch.guest_fpu, xfeatures); in kvm_check_cpuid()
/linux/arch/x86/include/asm/
H A Dkvm_host.h854 struct fpu_guest guest_fpu; member
/linux/arch/x86/kvm/svm/
H A Dsev.c858 xsave = &vcpu->arch.guest_fpu.fpstate->regs.xsave; in sev_es_sync_vmsa()
935 fpstate_set_confidential(&vcpu->arch.guest_fpu); in __sev_launch_update_vmsa()
/linux/arch/x86/kvm/vmx/
H A Dvmx.c7009 if (vcpu->arch.guest_fpu.fpstate->xfd) in handle_nm_fault_irqoff()
7010 rdmsrl(MSR_IA32_XFD_ERR, vcpu->arch.guest_fpu.xfd_err); in handle_nm_fault_irqoff()