Re: linux-next: Tree for Aug 27 (objtool)

From: Masami Hiramatsu
Date: Fri Aug 30 2019 - 11:14:34 EST


On Fri, 30 Aug 2019 15:23:51 +0900
Masami Hiramatsu <mhiramat@xxxxxxxxxx> wrote:

> > Actually I wonder if X86_DECODER_SELFTEST is even still needed these
> > days, since objtool is enabled on default configs. Objtool already uses
> > the decoder to disassemble every instruction in the kernel (except for a
> > few whitelisted files).
>
> Sometimes it have found bugs, so I would like to keep it. That test runs
> build time and in-kernel decoder is somewhat critical. It is better to
> run a test before install it.

But yes, I think it may not need to run always anymore. So let's make it
disabled by default.

Thank you,

--
Masami Hiramatsu <mhiramat@xxxxxxxxxx>