Re: [05/17][PATCH] kvm/ia64 : Add head files for kvm/ia64

[Carsten Otte <cotte@de.ibm.com>]

> +/**********************************************************************
> ****
> +  VCPU control register access routines
> +
> ************************************************************************
> **/
> +static inline u64 vcpu_get_itir(VCPU *vcpu)
> +{
> +	return ((u64)VCPU(vcpu, itir));
> +}
> +
> +static inline void vcpu_set_itir(VCPU *vcpu, u64 val)
> +{
> +	VCPU(vcpu, itir) = val;
> +}
> +
> +static inline u64 vcpu_get_ifa(VCPU *vcpu)
> +{
> +	return ((u64)VCPU(vcpu, ifa));
> +}
> +
> +static inline void vcpu_set_ifa(VCPU *vcpu, u64 val)
> +{
> +	VCPU(vcpu, ifa) = val;
> +}
> +
> +static inline u64 vcpu_get_iva(VCPU *vcpu)
> +{
> +	return ((u64)VCPU(vcpu, iva));
> +}
> +
> +static inline u64 vcpu_get_pta(VCPU *vcpu)
> +{
> +	return ((u64)VCPU(vcpu, pta));
> +}
> +
> +static inline u64 vcpu_get_lid(VCPU *vcpu)
> +{
> +	return ((u64)VCPU(vcpu, lid));
> +}
> +
> +static inline u64 vcpu_get_tpr(VCPU *vcpu)
> +{
> +	return ((u64)VCPU(vcpu, tpr));
> +}
> +
> +static inline u64 vcpu_get_eoi(VCPU *vcpu)
> +{
> +	return (0UL);		/*reads of eoi always return 0 */
> +}
> +
> +static inline u64 vcpu_get_irr0(VCPU *vcpu)
> +{
> +	return ((u64)VCPU(vcpu, irr[0]));
> +}
> +
> +static inline u64 vcpu_get_irr1(VCPU *vcpu)
> +{
> +	return ((u64)VCPU(vcpu, irr[1]));
> +}
> +
> +static inline u64 vcpu_get_irr2(VCPU *vcpu)
> +{
> +	return ((u64)VCPU(vcpu, irr[2]));
> +}
> +
> +static inline u64 vcpu_get_irr3(VCPU *vcpu)
> +{
> +	return ((u64)VCPU(vcpu, irr[3]));
> +}
> +
> +static inline void vcpu_set_dcr(VCPU *vcpu, u64 val)
> +{
> +	ia64_set_dcr(val);
> +}
> +
> +static inline void vcpu_set_isr(VCPU *vcpu, u64 val)
> +{
> +	VCPU(vcpu, isr) = val;
> +}
> +
> +static inline void vcpu_set_lid(VCPU *vcpu, u64 val)
> +{
> +	VCPU(vcpu, lid) = val;
> +}
> +
> +static inline void vcpu_set_ipsr(VCPU *vcpu, u64 val)
> +{
> +	VCPU(vcpu, ipsr) = val;
> +}
> +
> +static inline void vcpu_set_iip(VCPU *vcpu, u64 val)
> +{
> +	VCPU(vcpu, iip) = val;
> +}
> +
> +static inline void vcpu_set_ifs(VCPU *vcpu, u64 val)
> +{
> +	VCPU(vcpu, ifs) = val;
> +}
> +
> +static inline void vcpu_set_iipa(VCPU *vcpu, u64 val)
> +{
> +	VCPU(vcpu, iipa) = val;
> +}
> +
> +static inline void vcpu_set_iha(VCPU *vcpu, u64 val)
> +{
> +	VCPU(vcpu, iha) = val;
> +}
> +
> +
> +static inline u64 vcpu_get_rr(VCPU *vcpu, u64 reg)
> +{
> +	return vcpu->arch.vrr[reg>>61];
> +}
Looks to me like most of them can be replaced by a few macros using 
macro_##.

> +static inline int highest_bits(int *dat)
> +{
> +	u32  bits, bitnum;
> +	int i;
> +
> +	/* loop for all 256 bits */
> +	for (i = 7; i >= 0 ; i --) {
> +		bits = dat[i];
> +		if (bits) {
> +			bitnum = fls(bits);
> +			return i * 32 + bitnum - 1;
> +		}
> +	}
> +	return NULL_VECTOR;
> +}
duplicate to asm/bitops.h find_first_bit().

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