Re: Re: [PATCH] tracing/uprobes: Support ftrace_event_file basemultibuffer

[Steven Rostedt]

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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