13 			 struct vm_area_struct *vma);
17 			 struct vm_area_struct *vma);
28 extern struct page *follow_trans_huge_pmd(struct vm_area_struct *vma,
33 			struct vm_area_struct *vma,
36 			struct vm_area_struct *vma,
39 			struct vm_area_struct *vma,
41 extern int mincore_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd,
44 extern bool move_huge_pmd(struct vm_area_struct *vma, unsigned long old_addr,
47 extern int change_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd,
90 extern bool is_vma_temporary_stack(struct vm_area_struct *vma);
98 static inline bool __transparent_hugepage_enabled(struct vm_area_struct *vma)  in __transparent_hugepage_enabled()  argument
100 	if (vma->vm_flags & VM_NOHUGEPAGE)  in __transparent_hugepage_enabled()
103 	if (is_vma_temporary_stack(vma))  in __transparent_hugepage_enabled()
106 	if (test_bit(MMF_DISABLE_THP, &vma->vm_mm->flags))  in __transparent_hugepage_enabled()
117 	if (vma_is_dax(vma))  in __transparent_hugepage_enabled()
122 		return !!(vma->vm_flags & VM_HUGEPAGE);  in __transparent_hugepage_enabled()
127 bool transparent_hugepage_enabled(struct vm_area_struct *vma);
131 static inline bool transhuge_vma_suitable(struct vm_area_struct *vma,  in transhuge_vma_suitable()  argument
135 	if (!vma_is_anonymous(vma)) {  in transhuge_vma_suitable()
136 		if (((vma->vm_start >> PAGE_SHIFT) & HPAGE_CACHE_INDEX_MASK) !=  in transhuge_vma_suitable()
137 			(vma->vm_pgoff & HPAGE_CACHE_INDEX_MASK))  in transhuge_vma_suitable()
141 	if (haddr < vma->vm_start || haddr + HPAGE_PMD_SIZE > vma->vm_end)  in transhuge_vma_suitable()
172 void __split_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd,
185 void split_huge_pmd_address(struct vm_area_struct *vma, unsigned long address,
188 void __split_huge_pud(struct vm_area_struct *vma, pud_t *pud,
199 extern int hugepage_madvise(struct vm_area_struct *vma,
201 extern void vma_adjust_trans_huge(struct vm_area_struct *vma,
206 		struct vm_area_struct *vma);
208 		struct vm_area_struct *vma);
217 		struct vm_area_struct *vma)  in pmd_trans_huge_lock()  argument
219 	VM_BUG_ON_VMA(!rwsem_is_locked(&vma->vm_mm->mmap_sem), vma);  in pmd_trans_huge_lock()
221 		return __pmd_trans_huge_lock(pmd, vma);  in pmd_trans_huge_lock()
226 		struct vm_area_struct *vma)  in pud_trans_huge_lock()  argument
228 	VM_BUG_ON_VMA(!rwsem_is_locked(&vma->vm_mm->mmap_sem), vma);  in pud_trans_huge_lock()
230 		return __pud_trans_huge_lock(pud, vma);  in pud_trans_huge_lock()
241 struct page *follow_devmap_pmd(struct vm_area_struct *vma, unsigned long addr,
243 struct page *follow_devmap_pud(struct vm_area_struct *vma, unsigned long addr,
295 static inline bool __transparent_hugepage_enabled(struct vm_area_struct *vma)  in __transparent_hugepage_enabled()  argument
300 static inline bool transparent_hugepage_enabled(struct vm_area_struct *vma)  in transparent_hugepage_enabled()  argument
305 static inline bool transhuge_vma_suitable(struct vm_area_struct *vma,  in transhuge_vma_suitable()  argument
336 static inline void __split_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd,  in __split_huge_pmd()  argument
338 static inline void split_huge_pmd_address(struct vm_area_struct *vma,  in split_huge_pmd_address()  argument
344 static inline int hugepage_madvise(struct vm_area_struct *vma,  in hugepage_madvise()  argument
350 static inline void vma_adjust_trans_huge(struct vm_area_struct *vma,  in vma_adjust_trans_huge()  argument
361 		struct vm_area_struct *vma)  in pmd_trans_huge_lock()  argument
366 		struct vm_area_struct *vma)  in pud_trans_huge_lock()  argument
392 static inline struct page *follow_devmap_pmd(struct vm_area_struct *vma,  in follow_devmap_pmd()  argument
398 static inline struct page *follow_devmap_pud(struct vm_area_struct *vma,  in follow_devmap_pud()  argument