720 		pgoff_t offset = old->index;  in replace_page_cache_page()  local
725 		new->index = offset;  in replace_page_cache_page()
753 				      pgoff_t offset, gfp_t gfp_mask,  in __add_to_page_cache_locked()  argument
779 	page->index = offset;  in __add_to_page_cache_locked()
816 		pgoff_t offset, gfp_t gfp_mask)  in add_to_page_cache_locked()  argument
818 	return __add_to_page_cache_locked(page, mapping, offset,  in add_to_page_cache_locked()
824 				pgoff_t offset, gfp_t gfp_mask)  in add_to_page_cache_lru()  argument
830 	ret = __add_to_page_cache_locked(page, mapping, offset,  in add_to_page_cache_lru()
1360 struct page *find_get_entry(struct address_space *mapping, pgoff_t offset)  in find_get_entry()  argument
1368 	pagep = radix_tree_lookup_slot(&mapping->page_tree, offset);  in find_get_entry()
1427 struct page *find_lock_entry(struct address_space *mapping, pgoff_t offset)  in find_lock_entry()  argument
1432 	page = find_get_entry(mapping, offset);  in find_lock_entry()
1441 		VM_BUG_ON_PAGE(page_to_pgoff(page) != offset, page);  in find_lock_entry()
1475 struct page *pagecache_get_page(struct address_space *mapping, pgoff_t offset,  in pagecache_get_page()  argument
1481 	page = find_get_entry(mapping, offset);  in pagecache_get_page()
1503 		VM_BUG_ON_PAGE(page->index != offset, page);  in pagecache_get_page()
1528 		err = add_to_page_cache_lru(page, mapping, offset, gfp_mask);  in pagecache_get_page()
2010 	unsigned long offset;      /* offset into pagecache page */  in generic_file_buffered_read()  local
2022 	offset = *ppos & ~PAGE_MASK;  in generic_file_buffered_read()
2082 							offset, iter->count))  in generic_file_buffered_read()
2107 			if (nr <= offset) {  in generic_file_buffered_read()
2112 		nr = nr - offset;  in generic_file_buffered_read()
2125 		if (prev_index != index || offset != prev_offset)  in generic_file_buffered_read()
2134 		ret = copy_page_to_iter(page, offset, nr, iter);  in generic_file_buffered_read()
2135 		offset += ret;  in generic_file_buffered_read()
2136 		index += offset >> PAGE_SHIFT;  in generic_file_buffered_read()
2137 		offset &= ~PAGE_MASK;  in generic_file_buffered_read()
2138 		prev_offset = offset;  in generic_file_buffered_read()
2247 	*ppos = ((loff_t)index << PAGE_SHIFT) + offset;  in generic_file_buffered_read()
2397 	pgoff_t offset = vmf->pgoff;  in do_sync_mmap_readahead()  local
2407 		page_cache_sync_readahead(mapping, ra, file, offset,  in do_sync_mmap_readahead()
2427 	ra->start = max_t(long, 0, offset - ra->ra_pages / 2);  in do_sync_mmap_readahead()
2446 	pgoff_t offset = vmf->pgoff;  in do_async_mmap_readahead()  local
2456 					   page, offset, ra->ra_pages);  in do_async_mmap_readahead()
2492 	pgoff_t offset = vmf->pgoff;  in filemap_fault()  local
2498 	if (unlikely(offset >= max_off))  in filemap_fault()
2504 	page = find_get_page(mapping, offset);  in filemap_fault()
2518 		page = pagecache_get_page(mapping, offset,  in filemap_fault()
2537 	VM_BUG_ON_PAGE(page->index != offset, page);  in filemap_fault()
2561 	if (unlikely(offset >= max_off)) {  in filemap_fault()
3103 		unsigned long offset;	/* Offset into pagecache page */  in generic_perform_write()  local
3108 		offset = (pos & (PAGE_SIZE - 1));  in generic_perform_write()
3109 		bytes = min_t(unsigned long, PAGE_SIZE - offset,  in generic_perform_write()
3141 		copied = iov_iter_copy_from_user_atomic(page, i, offset, bytes);  in generic_perform_write()
3162 			bytes = min_t(unsigned long, PAGE_SIZE - offset,  in generic_perform_write()