Re: [PATCH v3 0/2] objtool: altinstructions fix and cleanup

From: Miroslav Benes
Date: Fri Sep 03 2021 - 07:16:32 EST


On Sun, 22 Aug 2021, Joe Lawrence wrote:

> This version won't eat your memory and swap when building the entire
> kernel. Apologies to Andy who discovered this over the weekend.
>
> Tested full build and boot w/o problem. The vmlinux sections, relocs,
> size, etc. all appear to be the same before and after this set.
> External tooling (kpatch-build) is happy, too.
>
> v3:
> - fix bug introduced in arch_decode_instruction() [andy]
>
> v2:
> - drop the sec->len update from the first patch [josh]
> - rip out sec->len as suggested [josh]
>
>
> Joe Lawrence (2):
> objtool: make .altinstructions section entry size consistent
> objtool: remove redundant len value from struct section

Reviewed-by: Miroslav Benes <mbenes@xxxxxxx>

M