From: Miklos Szeredi <miklos@szeredi.hu>
To: Joanne Koong <joannelkoong@gmail.com>
Cc: brauner@kernel.org, djwong@kernel.org, hch@infradead.org,
linux-block@vger.kernel.org, gfs2@lists.linux.dev,
linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org,
linux-doc@vger.kernel.org, hsiangkao@linux.alibaba.com,
kernel-team@meta.com
Subject: Re: [PATCH v4 13/15] fuse: use iomap for read_folio
Date: Tue, 23 Sep 2025 17:39:13 +0200 [thread overview]
Message-ID: <CAJfpegsBRg6hozmZ1-kfYaOTjn3HYcYMJrGVE_z-gtqXWbT_=w@mail.gmail.com> (raw)
In-Reply-To: <20250923002353.2961514-14-joannelkoong@gmail.com>
On Tue, 23 Sept 2025 at 02:34, Joanne Koong <joannelkoong@gmail.com> wrote:
> static int fuse_read_folio(struct file *file, struct folio *folio)
> {
> struct inode *inode = folio->mapping->host;
> - int err;
> + struct fuse_fill_read_data data = {
> + .file = file,
> + };
> + struct iomap_read_folio_ctx ctx = {
> + .cur_folio = folio,
> + .ops = &fuse_iomap_read_ops,
> + .read_ctx = &data,
>
> - err = -EIO;
> - if (fuse_is_bad(inode))
> - goto out;
> + };
>
> - err = fuse_do_readfolio(file, folio, 0, folio_size(folio));
> - if (!err)
> - folio_mark_uptodate(folio);
> + if (fuse_is_bad(inode)) {
> + folio_unlock(folio);
> + return -EIO;
> + }
>
> + iomap_read_folio(&fuse_iomap_ops, &ctx);
Why is the return value ignored?
Thanks,
Miklos
next prev parent reply other threads:[~2025-09-23 15:39 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-23 0:23 [PATCH v4 00/15] fuse: use iomap for buffered reads + readahead Joanne Koong
2025-09-23 0:23 ` [PATCH v4 01/15] iomap: move bio read logic into helper function Joanne Koong
2025-09-23 0:23 ` [PATCH v4 02/15] iomap: move read/readahead bio submission " Joanne Koong
2025-09-23 0:23 ` [PATCH v4 03/15] iomap: store read/readahead bio generically Joanne Koong
2025-09-23 0:23 ` [PATCH v4 04/15] iomap: iterate over folio mapping in iomap_readpage_iter() Joanne Koong
2025-09-23 0:23 ` [PATCH v4 05/15] iomap: rename iomap_readpage_iter() to iomap_read_folio_iter() Joanne Koong
2025-09-23 0:23 ` [PATCH v4 06/15] iomap: rename iomap_readpage_ctx struct to iomap_read_folio_ctx Joanne Koong
2025-09-23 0:23 ` [PATCH v4 07/15] iomap: track read/readahead folio ownership internally Joanne Koong
2025-09-24 0:13 ` Darrick J. Wong
2025-09-23 0:23 ` [PATCH v4 08/15] iomap: add public start/finish folio read helpers Joanne Koong
2025-09-23 0:23 ` [PATCH v4 09/15] iomap: add caller-provided callbacks for read and readahead Joanne Koong
2025-09-24 0:26 ` Darrick J. Wong
2025-09-24 18:18 ` Joanne Koong
2025-09-23 0:23 ` [PATCH v4 10/15] iomap: add bias for async read requests Joanne Koong
2025-09-24 0:28 ` Darrick J. Wong
2025-09-24 18:23 ` Joanne Koong
2025-09-23 0:23 ` [PATCH v4 11/15] iomap: move buffered io bio logic into new file Joanne Koong
2025-09-23 0:23 ` [PATCH v4 12/15] iomap: make iomap_read_folio() a void return Joanne Koong
2025-09-23 0:23 ` [PATCH v4 13/15] fuse: use iomap for read_folio Joanne Koong
2025-09-23 15:39 ` Miklos Szeredi [this message]
2025-09-23 17:21 ` Darrick J. Wong
2025-09-23 0:23 ` [PATCH v4 14/15] fuse: use iomap for readahead Joanne Koong
2025-09-23 0:23 ` [PATCH v4 15/15] fuse: remove fc->blkbits workaround for partial writes Joanne Koong
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