diff options
Diffstat (limited to 'block/cfq-iosched.c')
| -rw-r--r-- | block/cfq-iosched.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index d02f0ae9637..08db2fc70c2 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -4157,7 +4157,6 @@ static struct blkio_policy_type blkio_policy_cfq = { .blkio_init_group_fn = cfq_init_blkio_group, .blkio_reset_group_stats_fn = cfqg_stats_reset, }, - .plid = BLKIO_POLICY_PROP, .pdata_size = sizeof(struct cfq_group), .cftypes = cfq_blkcg_files, }; @@ -4181,27 +4180,31 @@ static int __init cfq_init(void) #else cfq_group_idle = 0; #endif + + ret = blkio_policy_register(&blkio_policy_cfq); + if (ret) + return ret; + cfq_pool = KMEM_CACHE(cfq_queue, 0); if (!cfq_pool) - return -ENOMEM; + goto err_pol_unreg; ret = elv_register(&iosched_cfq); - if (ret) { - kmem_cache_destroy(cfq_pool); - return ret; - } + if (ret) + goto err_free_pool; -#ifdef CONFIG_CFQ_GROUP_IOSCHED - blkio_policy_register(&blkio_policy_cfq); -#endif return 0; + +err_free_pool: + kmem_cache_destroy(cfq_pool); +err_pol_unreg: + blkio_policy_unregister(&blkio_policy_cfq); + return ret; } static void __exit cfq_exit(void) { -#ifdef CONFIG_CFQ_GROUP_IOSCHED blkio_policy_unregister(&blkio_policy_cfq); -#endif elv_unregister(&iosched_cfq); kmem_cache_destroy(cfq_pool); } |