Re: [PATCH 1/6] afs: Fix afs_launder_page() to set correct start file position

[Christoph Hellwig]

On Tue, Aug 24, 2021 at 02:24:47PM +0100, David Howells wrote:
> +		ret = afs_store_data(vnode, &iter,
> +				     (loff_t)page->index * PAGE_SIZE + f, true);

You probably want to use page_offset() here:

		ret = afs_store_data(vnode, &iter, page_offset(page) + f, true);