fops_hpt_order 1997 arch/powerpc/mm/book3s64/hash_utils.c DEFINE_DEBUGFS_ATTRIBUTE(fops_hpt_order, hpt_order_get, hpt_order_set, "%llu\n"); fops_hpt_order 2002 arch/powerpc/mm/book3s64/hash_utils.c NULL, &fops_hpt_order)) {