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Date:   Fri, 6 Nov 2020 10:18:06 -0800
From:   Eric Biggers <>
To:     Arnaud Ferraris <>
Subject: Re: [PATCH 00/11] e2fsprogs: improve case-insensitive fs support

On Thu, Nov 05, 2020 at 05:16:32PM +0100, Arnaud Ferraris wrote:
> Hello,
> This patch series improves e2fsprogs for case-insensitive filesystems.
> First, it allows tune2fs to enable the 'casefold' feature on existing
> filesystems.
> Then, it improves e2fsck by allowing it to:
> - fix entries containing invalid UTF-8 characters
> - detect duplicated entries
> By default, invalid filenames are only checked when strict mode is enabled.
> A new option is therefore added to allow the user to force this verification.
> This series has been tested by running xfstests, and by manually corrupting
> the test filesystem using debugfs as well.
> Best regards,
> Arnaud

Can you Cc "Daniel Rosenberg <>" on future versions of this?
I'm not sure whether he's subscribed to linux-ext4.


- Eric

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