49 extern bool set_phys_to_machine(unsigned long pfn, unsigned long mfn);
50 extern bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn);
87 	unsigned long mfn;  in __pfn_to_mfn()  local
90 		mfn = xen_p2m_addr[pfn];  in __pfn_to_mfn()
96 	if (unlikely(mfn == INVALID_P2M_ENTRY))  in __pfn_to_mfn()
99 	return mfn;  in __pfn_to_mfn()
104 	unsigned long mfn;  in pfn_to_mfn()  local
109 	mfn = __pfn_to_mfn(pfn);  in pfn_to_mfn()
111 	if (mfn != INVALID_P2M_ENTRY)  in pfn_to_mfn()
112 		mfn &= ~(FOREIGN_FRAME_BIT | IDENTITY_FRAME_BIT);  in pfn_to_mfn()
114 	return mfn;  in pfn_to_mfn()
125 static inline unsigned long mfn_to_pfn_no_overrides(unsigned long mfn)  in mfn_to_pfn_no_overrides()  argument
131 		return mfn;  in mfn_to_pfn_no_overrides()
133 	if (unlikely(mfn >= machine_to_phys_nr))  in mfn_to_pfn_no_overrides()
141 	ret = xen_safe_read_ulong(&machine_to_phys_mapping[mfn], &pfn);  in mfn_to_pfn_no_overrides()
148 static inline unsigned long mfn_to_pfn(unsigned long mfn)  in mfn_to_pfn()  argument
153 		return mfn;  in mfn_to_pfn()
155 	pfn = mfn_to_pfn_no_overrides(mfn);  in mfn_to_pfn()
156 	if (__pfn_to_mfn(pfn) != mfn)  in mfn_to_pfn()
163 	if (pfn == ~0 && __pfn_to_mfn(mfn) == IDENTITY_FRAME(mfn))  in mfn_to_pfn()
164 		pfn = mfn;  in mfn_to_pfn()
201 static inline unsigned long mfn_to_local_pfn(unsigned long mfn)  in mfn_to_local_pfn()  argument
206 		return mfn;  in mfn_to_local_pfn()
208 	pfn = mfn_to_pfn(mfn);  in mfn_to_local_pfn()
209 	if (__pfn_to_mfn(pfn) != mfn)  in mfn_to_local_pfn()
267 					 unsigned long mfn)  in xen_arch_need_swiotlb()  argument