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Searched refs:guest_fpu (Results 1 – 9 of 9) sorted by relevance

/linux-6.15/arch/x86/include/asm/fpu/
H A Dapi.h150 extern int fpu_enable_guest_xfd_features(struct fpu_guest *guest_fpu, u64 xfeatures);
153 extern void fpu_update_guest_xfd(struct fpu_guest *guest_fpu, u64 xfd);
156 static inline void fpu_update_guest_xfd(struct fpu_guest *guest_fpu, u64 xfd) { } in fpu_update_guest_xfd() argument
/linux-6.15/arch/x86/kernel/fpu/
H A Dcore.c288 int fpu_enable_guest_xfd_features(struct fpu_guest *guest_fpu, u64 xfeatures) in fpu_enable_guest_xfd_features() argument
293 xfeatures &= ~guest_fpu->xfeatures; in fpu_enable_guest_xfd_features()
297 return __xfd_enable_feature(xfeatures, guest_fpu); in fpu_enable_guest_xfd_features()
302 void fpu_update_guest_xfd(struct fpu_guest *guest_fpu, u64 xfd) in fpu_update_guest_xfd() argument
305 guest_fpu->fpstate->xfd = xfd; in fpu_update_guest_xfd()
306 if (guest_fpu->fpstate->in_use) in fpu_update_guest_xfd()
307 xfd_update_state(guest_fpu->fpstate); in fpu_update_guest_xfd()
337 int fpu_swap_kvm_fpstate(struct fpu_guest *guest_fpu, bool enter_guest) in fpu_swap_kvm_fpstate() argument
339 struct fpstate *guest_fps = guest_fpu->fpstate; in fpu_swap_kvm_fpstate()
H A Dxstate.c1504 unsigned int usize, struct fpu_guest *guest_fpu) in fpstate_realloc() argument
1524 curfps = guest_fpu ? guest_fpu->fpstate : fpu->fpstate; in fpstate_realloc()
1529 if (guest_fpu) { in fpstate_realloc()
1533 guest_fpu->xfeatures |= xfeatures; in fpstate_realloc()
1534 guest_fpu->uabi_size = usize; in fpstate_realloc()
1553 if (guest_fpu) { in fpstate_realloc()
1554 guest_fpu->fpstate = newfps; in fpstate_realloc()
1680 int __xfd_enable_feature(u64 xfd_err, struct fpu_guest *guest_fpu) in __xfd_enable_feature() argument
1688 if (!guest_fpu) in __xfd_enable_feature()
1703 perm = guest_fpu ? &fpu->guest_perm : &fpu->perm; in __xfd_enable_feature()
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H A Dxstate.h188 extern int __xfd_enable_feature(u64 which, struct fpu_guest *guest_fpu);
194 static inline int __xfd_enable_feature(u64 which, struct fpu_guest *guest_fpu) { in __xfd_enable_feature() argument
/linux-6.15/arch/x86/kvm/
H A Dx86.c4122 fpu_update_guest_xfd(&vcpu->arch.guest_fpu, data); in kvm_set_msr_common()
4132 vcpu->arch.guest_fpu.xfd_err = data; in kvm_set_msr_common()
4481 msr_info->data = vcpu->arch.guest_fpu.xfd_err; in kvm_get_msr_common()
5610 if (fpstate_is_confidential(&vcpu->arch.guest_fpu)) in kvm_vcpu_ioctl_x86_get_xsave2()
6087 int size = vcpu->arch.guest_fpu.uabi_size; in kvm_arch_vcpu_ioctl()
6100 int size = vcpu->arch.guest_fpu.uabi_size; in kvm_arch_vcpu_ioctl()
10978 if (vcpu->arch.guest_fpu.xfd_err) in vcpu_enter_guest()
11064 if (vcpu->arch.guest_fpu.xfd_err) in vcpu_enter_guest()
11482 fpu_swap_kvm_fpstate(&vcpu->arch.guest_fpu, true); in kvm_load_guest_fpu()
12353 fpu_free_guest_fpstate(&vcpu->arch.guest_fpu); in kvm_arch_vcpu_create()
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H A Dcpuid.c194 return fpu_enable_guest_xfd_features(&vcpu->arch.guest_fpu, xfeatures); in kvm_check_cpuid()
/linux-6.15/arch/x86/include/asm/
H A Dkvm_host.h856 struct fpu_guest guest_fpu; member
/linux-6.15/arch/x86/kvm/svm/
H A Dsev.c852 xsave = &vcpu->arch.guest_fpu.fpstate->regs.xsave; in sev_es_sync_vmsa()
929 fpstate_set_confidential(&vcpu->arch.guest_fpu); in __sev_launch_update_vmsa()
/linux-6.15/arch/x86/kvm/vmx/
H A Dvmx.c5231 return vcpu->arch.guest_fpu.fpstate->xfd && in is_xfd_nm_fault()
5262 is_xfd_nm_fault(vcpu) ? vcpu->arch.guest_fpu.xfd_err : 0); in handle_exception_nmi()
7055 rdmsrl(MSR_IA32_XFD_ERR, vcpu->arch.guest_fpu.xfd_err); in handle_nm_fault_irqoff()