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SubjectRe: [RFC][PATCH 00/13] Cleanup recordmcount and begin objtool conversion
On Tue, 28 May 2019 09:43:28 -0500
Josh Poimboeuf <jpoimboe@redhat.com> wrote:

> Thanks for the patches. This looks like a good step in the right
> direction.

Good to hear.

>
> What's the performance difference between the old recordmcount and the
> new version which relies on elf_open()? It would be useful to compare
> kernel build times, before and after.

I'll let Matt answer these.

>
> Would it be feasible to eventually combine subcommands so that objtool
> could do both ORC and mcount generation in a single invocation? I
> wonder what what the interface would look like.

That is actually the goal of this work. To eventually be able to do
single passes to accomplish multiple tasks.

-- Steve

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