static int __init cfq_init(void) {
/* * could be 0 on HZ < 1000 setups */ if (!cfq_slice_async) cfq_slice_async = 1;
if (!cfq_slice_idle) cfq_slice_idle = 1;
if (cfq_slab_setup()) return -ENOMEM;
elv_register(&iosched_cfq);
blkio_policy_register(&blkio_policy_cfq);
return 0; }