Re: [PATCH 0/4] objtool,perf: Use shared x86 insn decoder

From: Josh Poimboeuf
Date: Fri Aug 30 2019 - 15:31:16 EST


On Fri, Aug 30, 2019 at 04:00:58PM -0300, Arnaldo Carvalho de Melo wrote:
> I.e. we need to make sure that it always gets the x86 stuff, not
> something that is tied to the host arch, with the patch below we get it
> to work, please take a look.
>
> Probably this should go to the master copy, i.e. to the kernel sources,
> no?
>
> That or we'll have to ask the check-headers.sh and objtool sync-check
> (hey, this should be unified, each project could provide just the list
> of things it uses, but I digress) to ignore those lines...
>
> I.e. we want to decode intel_PT traces on other arches, ditto for
> CoreSight (not affected here, but similar concept).
>
> will kick the full container build process now.

Interesting, I didn't realize other arches would be using it. The patch
looks good to me.

Ideally there wouldn't be any differences between the headers, but if
that's unavoidable then I guess we can just use the same 'diff -I' trick
we were using before in the check script(s).

--
Josh