fs/btrfs/extent_io.c

291 			processed_end = page_offset(page) + PAGE_SIZE - 1;
342 	ASSERT(!(orig_start >= page_offset(locked_page) + PAGE_SIZE ||
384 			max_bytes = PAGE_SIZE;
439 	       start + len <= page_offset(page) + PAGE_SIZE);
577 	btrfs_subpage_start_reader(fs_info, folio, page_offset(page), PAGE_SIZE);
720 	eb->folio_size = PAGE_SIZE;
813 	ASSERT(pg_offset + size <= PAGE_SIZE);
895 	if (fs_info->nodesize >= PAGE_SIZE) {
998 	const u64 end = start + PAGE_SIZE - 1;
1021 			iosize = PAGE_SIZE - zero_offset;
1034 			iosize = PAGE_SIZE - pg_offset;
1147 	u64 end = start + PAGE_SIZE - 1;
1199 	const u64 page_end = page_start + PAGE_SIZE - 1;
1223 	 * we don't subtract one from PAGE_SIZE
1226 		DIV_ROUND_UP(delalloc_end + 1 - page_start, PAGE_SIZE);
1262  * If no dirty range is found, @start will be page_offset(page) + PAGE_SIZE.
1282 		*end = page_offset(page) + PAGE_SIZE;
1318 	u64 end = cur + PAGE_SIZE - 1;
1459 		memzero_page(page, pg_offset, PAGE_SIZE - pg_offset);
1485 					       PAGE_SIZE, !ret);
1706 	if (fs_info->nodesize < PAGE_SIZE) {
1850 	if (page_to_fs_info(page)->nodesize < PAGE_SIZE)
2211 		u64 cur_end = min(round_down(cur, PAGE_SIZE) + PAGE_SIZE - 1, end);
2332 	u64 end = start + PAGE_SIZE - 1;
2370 	u64 end = start + PAGE_SIZE - 1;
3078 	cache.entries_size = PAGE_SIZE / sizeof(struct btrfs_fiemap_entry);
3360 	if (fs_info->nodesize >= PAGE_SIZE) {
3664 	if (fs_info->nodesize < PAGE_SIZE)
3693 	if (fs_info->nodesize < PAGE_SIZE &&
3694 	    offset_in_page(start) + fs_info->nodesize > PAGE_SIZE) {
3700 	if (fs_info->nodesize >= PAGE_SIZE &&
3760 	if (fs_info->nodesize < PAGE_SIZE) {
3839 	if (fs_info->nodesize < PAGE_SIZE) {
4158 	if (eb->fs_info->nodesize < PAGE_SIZE)
4189 		bool subpage = eb->fs_info->nodesize < PAGE_SIZE;
4235 		if (fs_info->nodesize >= PAGE_SIZE)
4256 		if (fs_info->nodesize >= PAGE_SIZE)
4352 	if (eb->fs_info->nodesize < PAGE_SIZE) {
4525  * For regular sector size == PAGE_SIZE case, check if @page is uptodate.
4546 	if (fs_info->nodesize < PAGE_SIZE) {
4930 	ASSERT(in_range(bytenr, page_start, PAGE_SIZE));
4933 	while (cur < page_start + PAGE_SIZE) {
4940 				      PAGE_SIZE / fs_info->nodesize));
4945 			if (gang[i]->start >= page_start + PAGE_SIZE)
4963 	const u64 end = page_offset(page) + PAGE_SIZE;
5034 	if (page_to_fs_info(page)->nodesize < PAGE_SIZE)