82 	/* Don't allow overlapped cloning within the same file. */  in generic_remap_checks()
177  * the same file.
190 /* Unlock two pages, being careful not to unlock the same page twice. */
199  * Compare extents of two files to see if they are the same.
213 	bool same;  in vfs_dedupe_file_range_compare()  local
217 	same = true;  in vfs_dedupe_file_range_compare()
249 			same = false;  in vfs_dedupe_file_range_compare()
260 			same = false;  in vfs_dedupe_file_range_compare()
269 		if (!same)  in vfs_dedupe_file_range_compare()
277 	*is_same = same;  in vfs_dedupe_file_range_compare()
349 	 * Check that the extents are the same.  in generic_remap_file_range_prep()
385 	 * the same mount. Practically, they only need to be on the same file  in do_clone_file_range()
493 int vfs_dedupe_file_range(struct file *file, struct file_dedupe_range *same)  in vfs_dedupe_file_range()  argument
501 	u16 count = same->dest_count;  in vfs_dedupe_file_range()
507 	if (same->reserved1 || same->reserved2)  in vfs_dedupe_file_range()
510 	off = same->src_offset;  in vfs_dedupe_file_range()
511 	len = same->src_length;  in vfs_dedupe_file_range()
535 		same->info[i].bytes_deduped = 0ULL;  in vfs_dedupe_file_range()
536 		same->info[i].status = FILE_DEDUPE_RANGE_SAME;  in vfs_dedupe_file_range()
539 	for (i = 0, info = same->info; i < count; i++, info++) {  in vfs_dedupe_file_range()