On Mon, 21 Mar 2022 16:44:18 +0100, Christophe Leroy wrote:

In the same spirit as commit 63f501e07a85 ("powerpc/8xx: Simplify TLB
handling"), simplify flush_tlb_kernel_range() for 8xx.

8xx cannot be SMP, and has 'tlbie' and 'tlbia' instructions, so
an inline version of flush_tlb_kernel_range() for 8xx is worth it.

With this page, first leg of change_page_attr() is:

[...]

Applied to powerpc/next.

[1/1] powerpc/8xx: Simplify flush_tlb_kernel_range()
      https://git.kernel.org/powerpc/c/9290c379d19774d8de6e2b895d756004dbad9ce5

cheers