Ftraced always polls once a minute even when no tracer is active

From: Theodore Ts'o
Date: Fri Jul 18 2008 - 23:23:45 EST

I noticed with powertop that ftraced waks up once a second, even if no
tracer is active. Is there a reason why the kernel thread can't be
suspended in that case?

Thanks, regards,

- Ted

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