[PATCH] arm64: Support CMDLINE_EXTEND

[Mark Brown]

On Tue, Mar 21, 2023 at 11:19:55AM +0000, Mark Rutland wrote:

> We deliberately dropped support for CMDLINE_EXTEND in commit:

>   cae118b6acc3 ("arm64: Drop support for CMDLINE_EXTEND")

> ... which was mentioned the last time somone tried to re-add it:

>   https://lore.kernel.org/linux-arm-kernel/ZAh8dWvbNkVQT11C@arm.com/

> Has something changes such that those issues no longer apply? If so, please
> call that out explicitly in the commit message. If not, I do not think we
> should take this patch.

Given that there have been multiple attempts to readd it is it worth
documenting this in the code?
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