linux-master/mm/madvise.c

138 			      struct vm_area_struct **prev, unsigned long start,
139 			      unsigned long end, unsigned long new_flags,
171 static int swapin_walk_pmd_entry(pmd_t *pmd, unsigned long start,
172 		unsigned long end, struct mm_walk *walk)
178 	unsigned long addr;
221 		unsigned long start, unsigned long end,
231 		unsigned long addr;
261 static long madvise_willneed(struct vm_area_struct *vma,
263 			     unsigned long start, unsigned long end)
324 static inline int madvise_folio_pte_batch(unsigned long addr, unsigned long end,
337 				unsigned long addr, unsigned long end,
362 		unsigned long next = pmd_addr_end(addr, end);
563 			     unsigned long addr, unsigned long end)
580 static long madvise_cold(struct vm_area_struct *vma,
582 			unsigned long start_addr, unsigned long end_addr)
601 			     unsigned long addr, unsigned long end)
613 static long madvise_pageout(struct vm_area_struct *vma,
615 			unsigned long start_addr, unsigned long end_addr)
642 static int madvise_free_pte_range(pmd_t *pmd, unsigned long addr,
643 				unsigned long end, struct mm_walk *walk)
654 	unsigned long next;
790 			unsigned long start_addr, unsigned long end_addr)
843 static long madvise_dontneed_single_vma(struct vm_area_struct *vma,
844 					unsigned long start, unsigned long end)
851 					    unsigned long start,
852 					    unsigned long *end,
880 static long madvise_dontneed_free(struct vm_area_struct *vma,
882 				  unsigned long start, unsigned long end,
934 static long madvise_populate(struct mm_struct *mm, unsigned long start,
935 		unsigned long end, int behavior)
939 	long pages;
975 static long madvise_remove(struct vm_area_struct *vma,
977 				unsigned long start, unsigned long end)
1027 				unsigned long start, unsigned long end,
1028 				unsigned long behavior)
1032 	unsigned long new_flags = vma->vm_flags;
1118 		unsigned long start, unsigned long end)
1120 	unsigned long size;
1127 		unsigned long pfn;
1227 int madvise_walk_vmas(struct mm_struct *mm, unsigned long start,
1228 		      unsigned long end, unsigned long arg,
1230 				   struct vm_area_struct **prev, unsigned long start,
1231 				   unsigned long end, unsigned long arg))
1235 	unsigned long tmp;
1288 				 unsigned long start, unsigned long end,
1289 				 unsigned long anon_name)
1309 int madvise_set_anon_name(struct mm_struct *mm, unsigned long start,
1310 			  unsigned long len_in, struct anon_vma_name *anon_name)
1312 	unsigned long end;
1313 	unsigned long len;
1330 	return madvise_walk_vmas(mm, start, end, (unsigned long)anon_name,
1406 int do_madvise(struct mm_struct *mm, unsigned long start, size_t len_in, int behavior)
1408 	unsigned long end;
1479 SYSCALL_DEFINE3(madvise, unsigned long, start, size_t, len_in, int, behavior)
1535 		ret = do_madvise(mm, (unsigned long)iter_iov_addr(&iter),