Messages in this thread | | | Date | Mon, 23 Mar 2009 14:44:06 -0400 (EDT) | From | Steven Rostedt <> | Subject | Re: [PATCH 0/5] [GIT PULL] updates for tip/tracing/ftrace |
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On Sun, 22 Mar 2009, Ingo Molnar wrote:
> > one thing to note is: > > <EOI> [<ffffffff802b78ad>] ? ftrace_likely_update+0x1f/0x27 > [<ffffffff8022cf88>] ? prepare_ftrace_return+0x3c/0x158 > [<ffffffff8022d070>] ? prepare_ftrace_return+0x124/0x158 > [<ffffffff8020c776>] ? ftrace_graph_caller+0x46/0x6d > [<ffffffff802a2cd8>] ? jhash+0x9/0x1e6 > [<ffffffff802a30d9>] ? get_tracepoint+0x30/0x7f > [<ffffffff8020c79d>] ? return_to_handler+0x0/0x73 > [<ffffffff8020db1c>] call_softirq+0x1c/0x28 > > the branch profiler should be disabled inside ftrace ...
Actually, if the branch tracer is off (only profiling enabled) I actually used it to look at the conditions taken inside of ftrace. I prefer that it is not disabled. But obviously, we must disable it, if we do the branch tracing.
-- Steve
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