# Re: \[PATCH v3\] powerpc/code-patching: Improve verification of patchability

- From: Michael Ellerman \<hidden\>
- Date: 2021-11-25 09:49:25 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2021/11/1586318
- Thread: https://ratatoskr.run/linuxppc-dev/2021/11/1572032/t.md

```text
On Mon, 15 Nov 2021 11:12:22 +0100, Christophe Leroy wrote:
> Today, patch_instruction() assumes that it is called exclusively on
> valid addresses, and only checks that it is not called on an init
> address after init section has been freed.
> 
> Improve verification by calling kernel_text_address() instead.
> 
> kernel_text_address() already includes a verification of
> initmem release.
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc/code-patching: Improve verification of patchability
      https://git.kernel.org/powerpc/c/8b8a8f0ab3f5519e45c526f826a655817486c5bb

cheers
```