Messages in this thread | | | Date | Tue, 23 Jun 2009 21:40:09 +0200 | From | Ingo Molnar <> | Subject | Re: [RFC][ PATCH -tip v2 0/7] kprobes: Kprobes jump optimization support |
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* Masami Hiramatsu <mhiramat@redhat.com> wrote:
> Ingo Molnar wrote: > > * Masami Hiramatsu <mhiramat@redhat.com> wrote: > > > >> o Usage > >> Set CONFIG_OPTPROBES=y when building a kernel, then all *probes will be > >> optimized if possible. > > > > Should be default-y if KPROBES is enabled. I.e. we really only want > > to disable it to debug potential issues. > > Sure, thanks!
Plus i'd suggest a runtime control (a sysctl) as well - if it's not too intrusive. Since this is an optional speedup feature, distros can have this enabled and if there's some problem with it then it can still be disabled in sysctl.conf, without having to rebuild the kernel.
Ingo
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