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blk-cgroup: pass a gendisk to pd_alloc_fn

Browse source 
No need to the request_queue here, pass a gendisk and extract the
node ids from that.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Andreas Herrmann <aherrmann@suse.de>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20230203150400.3199230-18-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2023-02-03 16:03:58 +01:00 committed by Jens Axboe
parent 40e4996ec0
commit 0a0b4f79db
7 changed files with 21 additions and 22 deletions
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6
block/bfq-cgroup.c
View file

@ -513,12 +513,12 @@ static void bfq_cpd_free(struct blkcg_policy_data *cpd)
kfree(cpd_to_bfqgd(cpd));
}
static struct blkg_policy_data *bfq_pd_alloc(gfp_t gfp, struct request_queue *q,
struct blkcg *blkcg)
static struct blkg_policy_data *bfq_pd_alloc(struct gendisk *disk,
struct blkcg *blkcg, gfp_t gfp)
{
struct bfq_group *bfqg;
bfqg = kzalloc_node(sizeof(*bfqg), gfp, q->node);
bfqg = kzalloc_node(sizeof(*bfqg), gfp, disk->node_id);
if (!bfqg)
return NULL;

10
block/blk-cgroup.c
View file

@ -276,7 +276,7 @@ static struct blkcg_gq *blkg_alloc(struct blkcg *blkcg, struct gendisk *disk,
continue;
/* alloc per-policy data and attach it to blkg */
pd = pol->pd_alloc_fn(gfp_mask, disk->queue, blkcg);
pd = pol->pd_alloc_fn(disk, blkcg, gfp_mask);
if (!pd)
goto out_free_pds;
blkg->pd[i] = pd;
@ -1432,8 +1432,8 @@ int blkcg_activate_policy(struct gendisk *disk, const struct blkcg_policy *pol)
pd = pd_prealloc;
pd_prealloc = NULL;
} else {
pd = pol->pd_alloc_fn(GFP_NOWAIT | __GFP_NOWARN, q,
blkg->blkcg);
pd = pol->pd_alloc_fn(disk, blkg->blkcg,
GFP_NOWAIT | __GFP_NOWARN);
}
if (!pd) {
@ -1450,8 +1450,8 @@ int blkcg_activate_policy(struct gendisk *disk, const struct blkcg_policy *pol)
if (pd_prealloc)
pol->pd_free_fn(pd_prealloc);
pd_prealloc = pol->pd_alloc_fn(GFP_KERNEL, q,
blkg->blkcg);
pd_prealloc = pol->pd_alloc_fn(disk, blkg->blkcg,
GFP_KERNEL);
if (pd_prealloc)
goto retry;
else

4
block/blk-cgroup.h
View file

@ -154,8 +154,8 @@ typedef struct blkcg_policy_data *(blkcg_pol_alloc_cpd_fn)(gfp_t gfp);
typedef void (blkcg_pol_init_cpd_fn)(struct blkcg_policy_data *cpd);
typedef void (blkcg_pol_free_cpd_fn)(struct blkcg_policy_data *cpd);
typedef void (blkcg_pol_bind_cpd_fn)(struct blkcg_policy_data *cpd);
typedef struct blkg_policy_data *(blkcg_pol_alloc_pd_fn)(gfp_t gfp,
struct request_queue *q, struct blkcg *blkcg);
typedef struct blkg_policy_data *(blkcg_pol_alloc_pd_fn)(struct gendisk *disk,
struct blkcg *blkcg, gfp_t gfp);
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);

7
block/blk-iocost.c
View file

@ -2923,13 +2923,14 @@ static void ioc_cpd_free(struct blkcg_policy_data *cpd)
kfree(container_of(cpd, struct ioc_cgrp, cpd));
}
static struct blkg_policy_data *ioc_pd_alloc(gfp_t gfp, struct request_queue *q,
struct blkcg *blkcg)
static struct blkg_policy_data *ioc_pd_alloc(struct gendisk *disk,
struct blkcg *blkcg, gfp_t gfp)
{
int levels = blkcg->css.cgroup->level + 1;
struct ioc_gq *iocg;
iocg = kzalloc_node(struct_size(iocg, ancestors, levels), gfp, q->node);
iocg = kzalloc_node(struct_size(iocg, ancestors, levels), gfp,
disk->node_id);
if (!iocg)
return NULL;

7
block/blk-iolatency.c
View file

@ -946,13 +946,12 @@ static void iolatency_pd_stat(struct blkg_policy_data *pd, struct seq_file *s)
iolat->max_depth, avg_lat, cur_win);
}
static struct blkg_policy_data *iolatency_pd_alloc(gfp_t gfp,
struct request_queue *q,
struct blkcg *blkcg)
static struct blkg_policy_data *iolatency_pd_alloc(struct gendisk *disk,
struct blkcg *blkcg, gfp_t gfp)
{
struct iolatency_grp *iolat;
iolat = kzalloc_node(sizeof(*iolat), gfp, q->node);
iolat = kzalloc_node(sizeof(*iolat), gfp, disk->node_id);
if (!iolat)
return NULL;
iolat->stats = __alloc_percpu_gfp(sizeof(struct latency_stat),

2
block/blk-ioprio.c
View file

@ -116,7 +116,7 @@ static ssize_t ioprio_set_prio_policy(struct kernfs_open_file *of, char *buf,
}
static struct blkg_policy_data *
ioprio_alloc_pd(gfp_t gfp, struct request_queue *q, struct blkcg *blkcg)
ioprio_alloc_pd(struct gendisk *disk, struct blkcg *blkcg, gfp_t gfp)
{
struct ioprio_blkg *ioprio_blkg;

7
block/blk-throttle.c
View file

@ -335,14 +335,13 @@ static void throtl_service_queue_init(struct throtl_service_queue *sq)
timer_setup(&sq->pending_timer, throtl_pending_timer_fn, 0);
}
static struct blkg_policy_data *throtl_pd_alloc(gfp_t gfp,
struct request_queue *q,
struct blkcg *blkcg)
static struct blkg_policy_data *throtl_pd_alloc(struct gendisk *disk,
struct blkcg *blkcg, gfp_t gfp)
{
struct throtl_grp *tg;
int rw;
tg = kzalloc_node(sizeof(*tg), gfp, q->node);
tg = kzalloc_node(sizeof(*tg), gfp, disk->node_id);
if (!tg)
return NULL;