Messages in this thread | | | Subject | Re: Re: [PATCH] tracing/uprobes: Support ftrace_event_file base multibuffer | From | Steven Rostedt <> | Date | Mon, 17 Jun 2013 22:02:01 -0400 |
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On Tue, 2013-06-18 at 10:31 +0900, Masami Hiramatsu wrote: > (2013/06/17 21:33), Steven Rostedt wrote:
> > The only reason ftrace function tracer uses the raw (and now > > raw_notrace) version is because it is extremely invasive, and these > > checks done at *every* function call can actually live lock the system. > > But other places in tracing use the appropriate rcu_dereference_*() > > functions. If they do not, then they need to be fixed too. > > Oh, I see. > Anyway, it will be completely replaced by the Oleg's patch. > Or should I fix that before his work?
It's not that urgent. If Oleg's patch will replace it, I wouldn't bother.
-- Steve
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