[PATCH] Documentation: Add ARM64 to kernel-parameters.rst

[Jonathan Corbet]

On Fri, 12 Apr 2019 22:56:21 -0500
Josh Poimboeuf <jpoimboe at redhat.com> wrote:

> Add ARM64 to the legend of architectures.  It's already used in several
> places in kernel-parameters.txt.
> 
> Suggested-by: Randy Dunlap <rdunlap at infradead.org>
> Signed-off-by: Josh Poimboeuf <jpoimboe at redhat.com>

It looks like nobody has picked this up...so I've applied it.

Thanks,

jon