On Tue, 23 Dec 2025 at 01:22, Mark Brown <[email protected]> wrote: > > In preparation for SME support move the macros used to access SVE state > after the feature test macros, we will need to test for SME subfeatures to > determine the size of the SME state. > > Signed-off-by: Mark Brown <[email protected]>
Reviewed-by: Fuad Tabba <[email protected]> Cheers, /fuad > --- > arch/arm64/include/asm/kvm_host.h | 50 > +++++++++++++++++++-------------------- > 1 file changed, 25 insertions(+), 25 deletions(-) > > diff --git a/arch/arm64/include/asm/kvm_host.h > b/arch/arm64/include/asm/kvm_host.h > index ac7f970c7883..e6d25db10a6b 100644 > --- a/arch/arm64/include/asm/kvm_host.h > +++ b/arch/arm64/include/asm/kvm_host.h > @@ -1048,31 +1048,6 @@ struct kvm_vcpu_arch { > #define NESTED_SERROR_PENDING __vcpu_single_flag(sflags, BIT(8)) > > > -/* Pointer to the vcpu's SVE FFR for sve_{save,load}_state() */ > -#define vcpu_sve_pffr(vcpu) (kern_hyp_va((vcpu)->arch.sve_state) + \ > - sve_ffr_offset((vcpu)->arch.sve_max_vl)) > - > -#define vcpu_sve_max_vq(vcpu) sve_vq_from_vl((vcpu)->arch.sve_max_vl) > - > -#define vcpu_sve_zcr_elx(vcpu) \ > - (unlikely(is_hyp_ctxt(vcpu)) ? ZCR_EL2 : ZCR_EL1) > - > -#define sve_state_size_from_vl(sve_max_vl) ({ \ > - size_t __size_ret; \ > - unsigned int __vq; \ > - \ > - if (WARN_ON(!sve_vl_valid(sve_max_vl))) { \ > - __size_ret = 0; \ > - } else { \ > - __vq = sve_vq_from_vl(sve_max_vl); \ > - __size_ret = SVE_SIG_REGS_SIZE(__vq); \ > - } \ > - \ > - __size_ret; \ > -}) > - > -#define vcpu_sve_state_size(vcpu) > sve_state_size_from_vl((vcpu)->arch.sve_max_vl) > - > #define KVM_GUESTDBG_VALID_MASK (KVM_GUESTDBG_ENABLE | \ > KVM_GUESTDBG_USE_SW_BP | \ > KVM_GUESTDBG_USE_HW | \ > @@ -1108,6 +1083,31 @@ struct kvm_vcpu_arch { > > #define vcpu_gp_regs(v) (&(v)->arch.ctxt.regs) > > +/* Pointer to the vcpu's SVE FFR for sve_{save,load}_state() */ > +#define vcpu_sve_pffr(vcpu) (kern_hyp_va((vcpu)->arch.sve_state) + \ > + sve_ffr_offset((vcpu)->arch.sve_max_vl)) > + > +#define vcpu_sve_max_vq(vcpu) sve_vq_from_vl((vcpu)->arch.sve_max_vl) > + > +#define vcpu_sve_zcr_elx(vcpu) \ > + (unlikely(is_hyp_ctxt(vcpu)) ? ZCR_EL2 : ZCR_EL1) > + > +#define sve_state_size_from_vl(sve_max_vl) ({ \ > + size_t __size_ret; \ > + unsigned int __vq; \ > + \ > + if (WARN_ON(!sve_vl_valid(sve_max_vl))) { \ > + __size_ret = 0; \ > + } else { \ > + __vq = sve_vq_from_vl(sve_max_vl); \ > + __size_ret = SVE_SIG_REGS_SIZE(__vq); \ > + } \ > + \ > + __size_ret; \ > +}) > + > +#define vcpu_sve_state_size(vcpu) > sve_state_size_from_vl((vcpu)->arch.sve_max_vl) > + > /* > * Only use __vcpu_sys_reg/ctxt_sys_reg if you know you want the > * memory backed version of a register, and not the one most recently > > -- > 2.47.3 >
