fops_rfi_flush 990 arch/powerpc/kernel/setup_64.c DEFINE_SIMPLE_ATTRIBUTE(fops_rfi_flush, rfi_flush_get, rfi_flush_set, "%llu\n"); fops_rfi_flush 994 arch/powerpc/kernel/setup_64.c debugfs_create_file("rfi_flush", 0600, powerpc_debugfs_root, NULL, &fops_rfi_flush);