84 	/* Don't allow overlapped cloning within the same file. */  in generic_remap_checks()
158  * are from the same file.
171 /* Unlock two folios, being careful not to unlock the same folio twice. */
180  * Compare extents of two files to see if they are the same.
187 	bool same = true;  in vfs_dedupe_file_range_compare()  local
222 			same = false;  in vfs_dedupe_file_range_compare()
235 			same = false;  in vfs_dedupe_file_range_compare()
244 		if (!same)  in vfs_dedupe_file_range_compare()
252 	*is_same = same;  in vfs_dedupe_file_range_compare()
326 	 * Check that the extents are the same.  in __generic_remap_file_range_prep()
494 int vfs_dedupe_file_range(struct file *file, struct file_dedupe_range *same)  in vfs_dedupe_file_range()  argument
502 	u16 count = same->dest_count;  in vfs_dedupe_file_range()
508 	if (same->reserved1 || same->reserved2)  in vfs_dedupe_file_range()
511 	off = same->src_offset;  in vfs_dedupe_file_range()
512 	len = same->src_length;  in vfs_dedupe_file_range()
536 		same->info[i].bytes_deduped = 0ULL;  in vfs_dedupe_file_range()
537 		same->info[i].status = FILE_DEDUPE_RANGE_SAME;  in vfs_dedupe_file_range()
540 	for (i = 0, info = same->info; i < count; i++, info++) {  in vfs_dedupe_file_range()