#ifndef _ASM_POWERPC_BOOK3S_64_HUGETLB_RADIX_H #define _ASM_POWERPC_BOOK3S_64_HUGETLB_RADIX_H /* * For radix we want generic code to handle hugetlb. But then if we want * both hash and radix to be enabled together we need to workaround the * limitations. */ void radix__flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr); void radix__local_flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr); extern unsigned long radix__hugetlb_get_unmapped_area(struct file *file, unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags); static inline int hstate_get_psize(struct hstate *hstate) { unsigned long shift; shift = huge_page_shift(hstate); if (shift == mmu_psize_defs[MMU_PAGE_2M].shift) return MMU_PAGE_2M; else if (shift == mmu_psize_defs[MMU_PAGE_1G].shift) return MMU_PAGE_1G; else { WARN(1, "Wrong huge page shift\n"); return mmu_virtual_psize; } } #endif