From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Christoph Hellwig <hch@lst.de>
Cc: Kanchan Joshi <joshi.k@samsung.com>,
"Martin K . Petersen" <martin.petersen@oracle.com>,
Johannes Thumshirn <Johannes.Thumshirn@wdc.com>,
Qu Wenruo <wqu@suse.com>, Goldwyn Rodrigues <rgoldwyn@suse.com>,
linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-xfs@vger.kernel.org
Subject: Re: PI and data checksumming for XFS
Date: Mon, 03 Feb 2025 14:51:52 -0500 [thread overview]
Message-ID: <yq1ed0eizah.fsf@ca-mkp.ca.oracle.com> (raw)
In-Reply-To: <20250203094322.1809766-1-hch@lst.de> (Christoph Hellwig's message of "Mon, 3 Feb 2025 10:43:04 +0100")
Christoph,
> with all the PI and checksumming discussions I decided to dust of my
> old XFS PI and data checksumming prototypes. This is pre-alpha code so
> handle it with care. I tried to document most issues and limitations
> in the patch, but I might have missed some. It survives an xfstests
> quick run with just three failures, one of which is a pre-existing
> failure on a PI disable device when creating dm-thin.
This is along the lines of how I was originally intending the integrity
infrastructure to be used by filesystems. So I'm happy to see some
momentum in that department!
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2025-02-03 19:52 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-03 9:43 PI and data checksumming for XFS Christoph Hellwig
2025-02-03 9:43 ` [PATCH 1/7] block: support integrity generation and verification from file systems Christoph Hellwig
2025-02-03 19:47 ` Martin K. Petersen
2025-04-21 2:30 ` Anuj gupta
2025-02-03 9:43 ` [PATCH 2/7] iomap: introduce iomap_read_folio_ops Christoph Hellwig
2025-02-03 9:43 ` [PATCH 3/7] iomap: add bioset in iomap_read_folio_ops for filesystems to use own bioset Christoph Hellwig
2025-02-03 22:23 ` Darrick J. Wong
2025-02-04 4:58 ` Christoph Hellwig
2025-03-13 13:53 ` Matthew Wilcox
2025-03-14 16:53 ` Darrick J. Wong
2025-03-17 5:52 ` Christoph Hellwig
2025-02-03 9:43 ` [PATCH 4/7] iomap: support ioends for reads Christoph Hellwig
2025-02-03 22:24 ` Darrick J. Wong
2025-02-03 9:43 ` [PATCH 5/7] iomap: limit buffered I/O size to 128M Christoph Hellwig
2025-02-03 22:22 ` Darrick J. Wong
2025-02-03 9:43 ` [PATCH 6/7] xfs: support T10 protection information Christoph Hellwig
2025-02-03 22:21 ` Darrick J. Wong
2025-02-03 9:43 ` [PATCH 7/7] xfs: implement block-metadata based data checksums Christoph Hellwig
2025-02-03 22:20 ` Darrick J. Wong
2025-02-04 5:00 ` Christoph Hellwig
2025-02-04 18:36 ` Darrick J. Wong
2025-02-06 6:05 ` Christoph Hellwig
2025-02-03 19:51 ` Martin K. Petersen [this message]
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