diff options
| -rw-r--r-- | block/blk-cgroup.c | 18 | ||||
| -rw-r--r-- | block/blk-throttle.c | 13 | ||||
| -rw-r--r-- | block/cfq-iosched.c | 14 | ||||
| -rw-r--r-- | include/linux/blk-cgroup.h | 8 |
4 files changed, 26 insertions, 27 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index acfb09a..8343450 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -242,7 +242,7 @@ static struct blkcg_gq *blkg_create(struct blkcg *blkcg, struct blkcg_policy *pol = blkcg_policy[i]; if (blkg->pd[i] && pol->pd_init_fn) - pol->pd_init_fn(blkg); + pol->pd_init_fn(blkg->pd[i]); } /* insert */ @@ -256,7 +256,7 @@ static struct blkcg_gq *blkg_create(struct blkcg *blkcg, struct blkcg_policy *pol = blkcg_policy[i]; if (blkg->pd[i] && pol->pd_online_fn) - pol->pd_online_fn(blkg); + pol->pd_online_fn(blkg->pd[i]); } } blkg->online = true; @@ -347,7 +347,7 @@ static void blkg_destroy(struct blkcg_gq *blkg) struct blkcg_policy *pol = blkcg_policy[i]; if (blkg->pd[i] && pol->pd_offline_fn) - pol->pd_offline_fn(blkg); + pol->pd_offline_fn(blkg->pd[i]); } blkg->online = false; @@ -468,9 +468,8 @@ static int blkcg_reset_stats(struct cgroup_subsys_state *css, for (i = 0; i < BLKCG_MAX_POLS; i++) { struct blkcg_policy *pol = blkcg_policy[i]; - if (blkcg_policy_enabled(blkg->q, pol) && - pol->pd_reset_stats_fn) - pol->pd_reset_stats_fn(blkg); + if (blkg->pd[i] && pol->pd_reset_stats_fn) + pol->pd_reset_stats_fn(blkg->pd[i]); } } @@ -1076,7 +1075,7 @@ pd_prealloc: pd->blkg = blkg; pd->plid = pol->plid; if (pol->pd_init_fn) - pol->pd_init_fn(blkg); + pol->pd_init_fn(pd); } __set_bit(pol->plid, q->blkcg_pols); @@ -1116,10 +1115,9 @@ void blkcg_deactivate_policy(struct request_queue *q, /* grab blkcg lock too while removing @pd from @blkg */ spin_lock(&blkg->blkcg->lock); - if (pol->pd_offline_fn) - pol->pd_offline_fn(blkg); - if (blkg->pd[pol->plid]) { + if (pol->pd_offline_fn) + pol->pd_offline_fn(blkg->pd[pol->plid]); pol->pd_free_fn(blkg->pd[pol->plid]); blkg->pd[pol->plid] = NULL; } diff --git a/block/blk-throttle.c b/block/blk-throttle.c index c3a235b..c2c7547 100644 --- a/block/blk-throttle.c +++ b/block/blk-throttle.c @@ -377,9 +377,10 @@ static struct blkg_policy_data *throtl_pd_alloc(gfp_t gfp, int node) return &tg->pd; } -static void throtl_pd_init(struct blkcg_gq *blkg) +static void throtl_pd_init(struct blkg_policy_data *pd) { - struct throtl_grp *tg = blkg_to_tg(blkg); + struct throtl_grp *tg = pd_to_tg(pd); + struct blkcg_gq *blkg = tg_to_blkg(tg); struct throtl_data *td = blkg->q->td; struct throtl_service_queue *sq = &tg->service_queue; @@ -417,13 +418,13 @@ static void tg_update_has_rules(struct throtl_grp *tg) (tg->bps[rw] != -1 || tg->iops[rw] != -1); } -static void throtl_pd_online(struct blkcg_gq *blkg) +static void throtl_pd_online(struct blkg_policy_data *pd) { /* * We don't want new groups to escape the limits of its ancestors. * Update has_rules[] after a new group is brought online. */ - tg_update_has_rules(blkg_to_tg(blkg)); + tg_update_has_rules(pd_to_tg(pd)); } static void throtl_pd_free(struct blkg_policy_data *pd) @@ -435,9 +436,9 @@ static void throtl_pd_free(struct blkg_policy_data *pd) kfree(tg); } -static void throtl_pd_reset_stats(struct blkcg_gq *blkg) +static void throtl_pd_reset_stats(struct blkg_policy_data *pd) { - struct throtl_grp *tg = blkg_to_tg(blkg); + struct throtl_grp *tg = pd_to_tg(pd); int cpu; for_each_possible_cpu(cpu) { diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 4b795c7..95e6b0c 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -1597,18 +1597,18 @@ static struct blkg_policy_data *cfq_pd_alloc(gfp_t gfp, int node) return &cfqg->pd; } -static void cfq_pd_init(struct blkcg_gq *blkg) +static void cfq_pd_init(struct blkg_policy_data *pd) { - struct cfq_group *cfqg = blkg_to_cfqg(blkg); - struct cfq_group_data *cgd = blkcg_to_cfqgd(blkg->blkcg); + struct cfq_group *cfqg = pd_to_cfqg(pd); + struct cfq_group_data *cgd = blkcg_to_cfqgd(pd->blkg->blkcg); cfqg->weight = cgd->weight; cfqg->leaf_weight = cgd->leaf_weight; } -static void cfq_pd_offline(struct blkcg_gq *blkg) +static void cfq_pd_offline(struct blkg_policy_data *pd) { - struct cfq_group *cfqg = blkg_to_cfqg(blkg); + struct cfq_group *cfqg = pd_to_cfqg(pd); int i; for (i = 0; i < IOPRIO_BE_NR; i++) { @@ -1661,9 +1661,9 @@ static struct blkg_rwstat cfqg_rwstat_pd_recursive_sum(struct blkg_policy_data * return a; } -static void cfq_pd_reset_stats(struct blkcg_gq *blkg) +static void cfq_pd_reset_stats(struct blkg_policy_data *pd) { - struct cfq_group *cfqg = blkg_to_cfqg(blkg); + struct cfq_group *cfqg = pd_to_cfqg(pd); cfqg_stats_reset(&cfqg->stats); cfqg_stats_reset(&cfqg->dead_stats); diff --git a/include/linux/blk-cgroup.h b/include/linux/blk-cgroup.h index 9879469..ddd4b8b 100644 --- a/include/linux/blk-cgroup.h +++ b/include/linux/blk-cgroup.h @@ -125,11 +125,11 @@ struct blkcg_gq { typedef void (blkcg_pol_init_cpd_fn)(const struct blkcg *blkcg); typedef struct blkg_policy_data *(blkcg_pol_alloc_pd_fn)(gfp_t gfp, int node); -typedef void (blkcg_pol_init_pd_fn)(struct blkcg_gq *blkg); -typedef void (blkcg_pol_online_pd_fn)(struct blkcg_gq *blkg); -typedef void (blkcg_pol_offline_pd_fn)(struct blkcg_gq *blkg); +typedef void (blkcg_pol_init_pd_fn)(struct blkg_policy_data *pd); +typedef void (blkcg_pol_online_pd_fn)(struct blkg_policy_data *pd); +typedef void (blkcg_pol_offline_pd_fn)(struct blkg_policy_data *pd); typedef void (blkcg_pol_free_pd_fn)(struct blkg_policy_data *pd); -typedef void (blkcg_pol_reset_pd_stats_fn)(struct blkcg_gq *blkg); +typedef void (blkcg_pol_reset_pd_stats_fn)(struct blkg_policy_data *pd); struct blkcg_policy { int plid; |
