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Date:   Thu, 1 Dec 2022 10:43:47 -0800
From:   Eric Biggers <>
To:     Jan Kara <>
Cc:     "yebin (H)" <>, Ye Bin <>,,,,,
Subject: Re: [PATCH] ext4: fix WARNING in ext4_expand_extra_isize_ea

On Thu, Dec 01, 2022 at 03:21:43PM +0100, Jan Kara wrote:
> You're right that VFS actually limits xattr size to 64k. So the chances
> that someone actually has filesystem with larger xattrs are slim. But I
> know that Lustre guys run with their modified kernels and they were the
> ones implementing ea_inode feature so maybe they'd bumped the VFS limit as
> well in their kernels.

Upstream has 64K, so that's all that matters in the context of upstream.  If
someone changed it downstream, that's their problem.

- Eric

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