Re: [PATCH] ext4: fix WARNING in ext4_expand_extra_isize_ea

From: Eric Biggers
Date: Thu Dec 01 2022 - 13:44:00 EST


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