On Tue, Oct 02, 2018 at 10:10:48AM -0400, Waiman Long wrote: > One alternative is to group it under CONFIG_DEBUG_LOCKDEP again. This > metric was originally under CONFIG_DEBUG_LOCKDEP, but was moved to > CONFIG_LOCKDEP when trying to make other lock debugging statistics > per-cpu counters. It was probably because this metric is per lock class > while the rests are global. > > By doing so, you incur the memory cost only when CONFIG_DEBUG_LOCKDEP is > defined. > > What do you think?
Works for me.

