From: Christoph Hellwig <hch@lst.de>
To: Namjae Jeon <linkinjeon@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>,
viro@zeniv.linux.org.uk, brauner@kernel.org, tytso@mit.edu,
willy@infradead.org, jack@suse.cz, djwong@kernel.org,
josef@toxicpanda.com, sandeen@sandeen.net, rgoldwyn@suse.com,
xiang@kernel.org, dsterba@suse.com, pali@kernel.org,
ebiggers@kernel.org, neil@brown.name, amir73il@gmail.com,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
iamjoonsoo.kim@lge.com, cheol.lee@lge.com, jay.sim@lge.com,
gunho.lee@lge.com
Subject: Re: [PATCH v5 00/14] ntfs filesystem remake
Date: Mon, 19 Jan 2026 08:02:54 +0100 [thread overview]
Message-ID: <20260119070254.GA1480@lst.de> (raw)
In-Reply-To: <CAKYAXd9CXj5hZ2zoiyEgrBWA6NB1u2VrBEcOGCwCPCSZODzp6w@mail.gmail.com>
On Sun, Jan 18, 2026 at 02:19:51PM +0900, Namjae Jeon wrote:
> > I'm not sure how many tests are actually run for the ntfs variants
> > because they lack features needed for many tests, but how many still
> > fail with this, because with these numbers I suspect there's quite
> > a few left. Do you have any good grasp why they are failing, i.e.
> > assumptions in xfsteasts, or missing feature checks?
> Regarding the xfstests results, many of the 'Not Run' cases are due to
> fundamental differences in the NTFS architecture. For instance, NTFS
> does not support certain advanced features like reflink, which causes
> many tests to be skipped. Also, ntfs does not yet support journaling,
> leading to failures in tests that assume journal-based consistency.
> I am currently categorizing these failures to distinguish between
> NTFS-inherent limitations and areas for future improvement. I will
> provide a detailed breakdown and analysis of these test results in the
> cover letter on next version.
Not run is totally fine. We have plenty of them even for native
file systems, and having even more for foreign file system support
is just fine. What I meant to say is the number of failing tests
is the much more interesting metric, so maybe you can share that?
next prev parent reply other threads:[~2026-01-19 7:03 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-11 14:03 [PATCH v5 00/14] ntfs filesystem remake Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 01/14] Revert "fs: Remove NTFS classic" Namjae Jeon
2026-01-16 8:00 ` Christoph Hellwig
2026-01-11 14:03 ` [PATCH v5 02/14] ntfs: update in-memory, on-disk structures and headers Namjae Jeon
2026-01-16 8:23 ` Christoph Hellwig
2026-01-18 4:54 ` Namjae Jeon
2026-01-19 7:05 ` Christoph Hellwig
2026-01-20 4:27 ` Namjae Jeon
2026-01-20 6:40 ` Christoph Hellwig
2026-01-20 7:03 ` Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 03/14] ntfs: update super block operations Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 04/14] ntfs: update inode operations Namjae Jeon
2026-01-16 8:30 ` Christoph Hellwig
2026-01-18 4:54 ` Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 05/14] ntfs: update directory operations Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 06/14] ntfs: update file operations Namjae Jeon
2026-01-16 8:53 ` Christoph Hellwig
2026-01-18 4:56 ` Namjae Jeon
2026-01-19 7:10 ` Christoph Hellwig
2026-01-20 5:11 ` Namjae Jeon
2026-01-20 6:42 ` Christoph Hellwig
2026-01-20 7:02 ` Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 07/14] ntfs: update iomap and address space operations Namjae Jeon
2026-01-16 9:14 ` Christoph Hellwig
2026-01-18 5:00 ` Namjae Jeon
2026-01-19 7:17 ` Christoph Hellwig
2026-01-20 4:28 ` Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 08/14] ntfs: update attrib operations Namjae Jeon
2026-01-16 9:18 ` Christoph Hellwig
2026-01-18 5:00 ` Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 09/14] ntfs: update runlist handling and cluster allocator Namjae Jeon
2026-01-16 9:21 ` Christoph Hellwig
2026-01-18 5:00 ` Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 10/14] ntfs: add reparse and ea operations Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 11/14] ntfs: update misc operations Namjae Jeon
2026-01-16 9:28 ` Christoph Hellwig
2026-01-18 5:00 ` Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 12/14] ntfs3: remove legacy ntfs driver support Namjae Jeon
2026-01-16 9:28 ` Christoph Hellwig
2026-01-11 14:03 ` [PATCH v5 13/14] ntfs: add Kconfig and Makefile Namjae Jeon
2026-01-16 9:30 ` Christoph Hellwig
2026-01-18 5:08 ` Namjae Jeon
2026-01-19 7:19 ` Christoph Hellwig
2026-01-20 4:27 ` Namjae Jeon
2026-01-11 14:03 ` [PATCH v5 14/14] MAINTAINERS: update ntfs filesystem entry Namjae Jeon
2026-01-16 9:30 ` Christoph Hellwig
2026-01-16 9:33 ` [PATCH v5 00/14] ntfs filesystem remake Christoph Hellwig
2026-01-18 5:19 ` Namjae Jeon
2026-01-19 7:02 ` Christoph Hellwig [this message]
2026-01-20 4:26 ` Namjae Jeon
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