search for: ocfs_bh_sem_lock_modify

John, This makes a little more sense if you take a look at the related changes over in hash.c and the change to the prototype of ocfs_bh_sem_lock_modify in proto.h. This is one of those instances where you absolutely require a macro in order to get at the __FUNCTION__, __FILE__ and __LINE__ preprocessor magic. The problem we were trying to solve here was that we were hitting a lot of deadlocking on the bh semaphore locks. I added in a field th...