From: Theodore Ts'o <tytso@mit.edu>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: linux-ext4@vger.kernel.org
Subject: Re: [PATCH 4/8] ext4: store checksum seed in superblock
Date: Thu, 15 Oct 2015 10:45:29 -0400 [thread overview]
Message-ID: <20151015144529.GH17329@thunk.org> (raw)
In-Reply-To: <20151012215444.28872.23113.stgit@birch.djwong.org>
On Mon, Oct 12, 2015 at 02:54:44PM -0700, Darrick J. Wong wrote:
> Allow the filesystem to store the metadata checksum seed in the
> superblock and add an incompat feature to say that we're using it.
> This enables tune2fs to change the UUID on a mounted metadata_csum
> FS without having to (racy!) rewrite all disk metadata.
>
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Applied, thanks.
- Ted
next prev parent reply other threads:[~2015-10-15 14:45 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-12 21:54 [PATCH 0/8] ext4/jbd2: misc fixes and cleanups; save checksum seeds Darrick J. Wong
2015-10-12 21:54 ` [PATCH 1/8] jbd2: gate checksum calculations on crc driver presence, not sb flags Darrick J. Wong
2015-10-15 14:32 ` Theodore Ts'o
2015-10-12 21:54 ` [PATCH 2/8] ext4: promote ext4 over ext2 in the default probe order Darrick J. Wong
2015-10-15 14:34 ` Theodore Ts'o
2015-10-12 21:54 ` [PATCH 3/8] ext2: only permit ro mounts with compat features we know we don't support Darrick J. Wong
2015-10-15 14:37 ` Theodore Ts'o
2015-10-15 16:47 ` Darrick J. Wong
2015-10-12 21:54 ` [PATCH 4/8] ext4: store checksum seed in superblock Darrick J. Wong
2015-10-15 14:45 ` Theodore Ts'o [this message]
2015-10-18 1:19 ` Theodore Ts'o
2015-10-18 1:23 ` Darrick J. Wong
2015-10-18 2:14 ` Theodore Ts'o
2015-10-12 21:54 ` [PATCH 5/8] ext4: call out CRC and corruption errors with specific error codes Darrick J. Wong
2015-10-15 14:47 ` Theodore Ts'o
2015-10-12 21:54 ` [PATCH 6/8] ext4: make the bitmap read routines return real " Darrick J. Wong
2015-10-15 14:57 ` Theodore Ts'o
2015-10-15 15:02 ` Darrick J. Wong
2015-10-15 16:36 ` [PATCH v2 " Darrick J. Wong
2015-10-18 1:45 ` Theodore Ts'o
2015-10-12 21:55 ` [PATCH 7/8] ext4: clean up feature test macros with predicate functions Darrick J. Wong
2015-10-15 15:12 ` Theodore Ts'o
2015-10-12 21:55 ` [PATCH 8/8] jbd2: " Darrick J. Wong
2015-10-15 15:12 ` Theodore Ts'o
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