On Mon, Jan 25, 2021 at 09:36:13PM +0000, David Howells wrote: > +int nfs_readpage_async(void *data, struct inode *inode, > struct page *page) > { > + struct nfs_readdesc *desc = (struct nfs_readdesc *)data; You don't need a cast to cast from void. > @@ -440,17 +439,16 @@ int nfs_readpages(struct file *filp, struct address_space *mapping, > if (ret == 0) > goto read_complete; /* all pages were read */ > > - desc.pgio = &pgio; > - nfs_pageio_init_read(&pgio, inode, false, > + nfs_pageio_init_read(&desc.pgio, inode, false, I like what you've done here, embedding the pgio in the desc.