NR_LOCKDEP_CACHING_CLASSES   46 include/linux/lockdep.h #define NR_LOCKDEP_CACHING_CLASSES	2
NR_LOCKDEP_CACHING_CLASSES    7 tools/lib/lockdep/include/liblockdep/common.h #define NR_LOCKDEP_CACHING_CLASSES 2