Re: [PATCH v3 11/17] arm64: disable function graph tracing with SCS

Sami Tolvanen
2019-11-01T20:33:18Z

On Thu, Oct 31, 2019 at 8:58 PM Kees Cook <keescook@chromium.org> wrote:
> IIRC, the argument was to disable these on a per-arch basis instead of
> doing it as a "depends on !SHADOW_CALL_STACK" in the top-level function
> graph tracer Kconfig?

Yes, that's correct.

> (I'm just thinking ahead to doing this again for
> other architectures, though, I guess, there is much more work than just
> that for, say, x86.)

We can always change this later if needed, and possibly figure out how
to make function graph tracing and kretprobes work with SCS.

Sami