ocfs2_remove_refcount_extent  973 fs/ocfs2/ocfs2_trace.h DEFINE_OCFS2_ULL_ULL_UINT_EVENT(ocfs2_remove_refcount_extent);
ocfs2_remove_refcount_extent 2209 fs/ocfs2/refcounttree.c 		ret = ocfs2_remove_refcount_extent(handle, ci, ref_root_bh,