Unset LOCKDEP and TRACE_IRQFLAGS_SUPPORT

Valdis.Kletnieks at vt.edu Valdis.Kletnieks at vt.edu
Sat Sep 26 12:03:20 EDT 2015


On Sun, 27 Sep 2015 03:16:11 +1300, vibnwis said:
> To unset it, I could either set DEBUG_KERNEL=n or set TRACING_SUPPORT=n (or
> FTRACE=n). However, having set it, yet I don't see symbol TRACE_IRQFLAGS
> is unset.

Refresher course in Boolean logic.

If there's an OR in there, you need to set *both* to =n, not just one or the
other.

The bigger question is: *WHY* do you think you need to unset the value of
these two things?  What problem are you trying to solve by turning them off?
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