Messages in this thread | | | Date | Sat, 29 Feb 2020 18:58:37 -0500 | From | Steven Rostedt <> | Subject | Re: [patch 4/8] x86/entry: Move irq tracing on syscall entry to C-code |
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On Sat, 29 Feb 2020 11:25:24 -0800 Andy Lutomirski <luto@amacapital.net> wrote:
> > While the tracer itself seems to handle this correctly, what about > > things like BPF programs which can be attached to tracepoints and > > function trace entries? > > I think that everything using the tracing code, including BPF, should > either do its own rcuidle stuff or explicitly not execute if we’re > not in CONTEXT_KERNEL. That is, we probably need to patch BPF.
That's basically the route we are taking.
-- Steve
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