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Re: [PATCH] btrfs: disable zstd support for i386-pc

From: Mike Gilbert
Subject: Re: [PATCH] btrfs: disable zstd support for i386-pc
Date: Mon, 22 Jun 2020 22:16:49 -0400

On Sun, Jun 21, 2020 at 2:56 PM Eli Schwartz <> wrote:
> But anyway this isn't true. There are valid reasons to reinstall grub on
> old systems, in which case you are most likely not benefiting from zstd
> support one way or another, but in this case, rerunning grub-install
> destroys the working bootloader code and fails to replace.

This sounds like a bug/defect in grub-install. Ideally, it would look
at the size of the embedding area, and abort early if it is too small.
This should happen before files are copied to /boot/grub, but
currently it is done afterward.

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