| Date | Tue, 22 Mar 2022 09:22:55 -0400 | From | Steven Rostedt <> | Subject | Re: linux-next: build warnings after merge of the tip tree |
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On Tue, 22 Mar 2022 21:46:29 +0900 Masami Hiramatsu <mhiramat@kernel.org> wrote:
> > > Indeed. I would like to replace the trampoline code of kretprobe with > > > rethook, eventually. There is no reason why we keep the clone. > > > (But I need more arch maintainers help for that, there are too many > > > archs implemented kretprobes) > > > > CONFIG_KPROBE_ON_RETHOOK - and then implement archs one by one? > > Sounds good! Maybe we will see different data structure fields > which depends on that config, but those are internal fields, so > user will not access it.
Which is basically what I do for ftrace. Which is why we have all these:
select HAVE_DYNAMIC_FTRACE select HAVE_DYNAMIC_FTRACE_WITH_REGS select HAVE_DYNAMIC_FTRACE_WITH_ARGS select HAVE_DYNAMIC_FTRACE_WITH_DIRECT_CALLS select HAVE_SAMPLE_FTRACE_DIRECT select HAVE_SAMPLE_FTRACE_DIRECT_MULTI
in the architecture Kconfigs.
-- Steve
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