On Mon, Jun 14, 2021 at 01:25:32PM +0100, David Howells wrote:
> + /* Full page write */
> + if (offset == 0 && len >= thp_size(page))
> + return true;
> +
> + /* pos beyond last page in the file */
> + if (pos - offset >= i_size)
> + goto zero_out;
> +
> + /* Write that covers from the start of the page to EOF or beyond */
spurious double space between page and to.
> @@ -1090,13 +1119,8 @@ int netfs_write_begin(struct file *file, struct
> address_space *mapping,
> * within the cache granule containing the EOF, in which case we need
> * to preload the granule.
> */
> - size = i_size_read(inode);
> if (!ops->is_cache_enabled(inode) &&
> - ((pos_in_page == 0 && len == thp_size(page)) ||
> - (pos >= size) ||
> - (pos_in_page == 0 && (pos + len) >= size))) {
> - netfs_clear_thp(page);
> - SetPageUptodate(page);
> + netfs_prep_noread_page(page, pos, len)) {
I don't like the name ... netfs_skip_page_read()?
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