diff options
Diffstat (limited to 'arch/x86/include/asm/xen')
| -rw-r--r-- | arch/x86/include/asm/xen/page.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h index b913915e8e63..3e276eb23d1b 100644 --- a/arch/x86/include/asm/xen/page.h +++ b/arch/x86/include/asm/xen/page.h @@ -167,7 +167,12 @@ static inline xpaddr_t machine_to_phys(xmaddr_t machine) */ static inline unsigned long mfn_to_local_pfn(unsigned long mfn) { - unsigned long pfn = mfn_to_pfn(mfn); + unsigned long pfn; + + if (xen_feature(XENFEAT_auto_translated_physmap)) + return mfn; + + pfn = mfn_to_pfn(mfn); if (get_phys_to_machine(pfn) != mfn) return -1; /* force !pfn_valid() */ return pfn; @@ -222,5 +227,6 @@ void make_lowmem_page_readonly(void *vaddr); void make_lowmem_page_readwrite(void *vaddr); #define xen_remap(cookie, size) ioremap((cookie), (size)); +#define xen_unmap(cookie) iounmap((cookie)) #endif /* _ASM_X86_XEN_PAGE_H */ |