arm/xen: Remove helpers which are PV specific

[firefly-linux-kernel-4.4.55.git] / arch / arm / include / asm / xen / page.h

diff --git a/arch/arm/include/asm/xen/page.h b/arch/arm/include/asm/xen/page.h
index 0b579b2f4e0e6490bb396c301cd2adf433e3b1ad..98b1084f8282e82101ae86de867cc0c012240aca 100644 (file)
--- a/arch/arm/include/asm/xen/page.h
+++ b/arch/arm/include/asm/xen/page.h
@@ -12,7 +12,6 @@
 #include <xen/interface/grant_table.h>
 
 #define phys_to_machine_mapping_valid(pfn) (1)
-#define mfn_to_virt(m)                 (__va(mfn_to_pfn(m) << PAGE_SHIFT))
 
 #define pte_mfn            pte_pfn
 #define mfn_pte            pfn_pte
@@ -55,26 +54,14 @@ static inline unsigned long mfn_to_pfn(unsigned long mfn)
 
 #define mfn_to_local_pfn(mfn) mfn_to_pfn(mfn)
 
-static inline xmaddr_t phys_to_machine(xpaddr_t phys)
-{
-       unsigned offset = phys.paddr & ~PAGE_MASK;
-       return XMADDR(PFN_PHYS(pfn_to_mfn(PFN_DOWN(phys.paddr))) | offset);
-}
-
-static inline xpaddr_t machine_to_phys(xmaddr_t machine)
-{
-       unsigned offset = machine.maddr & ~PAGE_MASK;
-       return XPADDR(PFN_PHYS(mfn_to_pfn(PFN_DOWN(machine.maddr))) | offset);
-}
 /* VIRT <-> MACHINE conversion */
-#define virt_to_machine(v)     (phys_to_machine(XPADDR(__pa(v))))
 #define virt_to_mfn(v)         (pfn_to_mfn(virt_to_pfn(v)))
 #define mfn_to_virt(m)         (__va(mfn_to_pfn(m) << PAGE_SHIFT))
 
+/* Only used in PV code. But ARM guests are always HVM. */
 static inline xmaddr_t arbitrary_virt_to_machine(void *vaddr)
 {
-       /* TODO: assuming it is mapped in the kernel 1:1 */
-       return virt_to_machine(vaddr);
+       BUG();
 }
 
 /* TODO: this shouldn't be here but it is because the frontend drivers