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block: make kobj_type structures constant

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Since commit ee6d3dd4ed ("driver core: make kobj_type constant.")
the driver core allows the usage of const struct kobj_type.

Take advantage of this to constify the structure definitions to prevent
modification at runtime.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://lore.kernel.org/r/20230208-kobj_type-block-v1-1-0b3eafd7d983@weissschuh.net
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Thomas Weißschuh 2023-02-08 04:01:22 +00:00 committed by Jens Axboe
parent 23f3e3272e
commit 5f6224175f
6 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
block/blk-crypto-sysfs.c
View File

@ -116,7 +116,7 @@ static void blk_crypto_release(struct kobject *kobj)
kfree(container_of(kobj, struct blk_crypto_kobj, kobj));
}
static struct kobj_type blk_crypto_ktype = {
static const struct kobj_type blk_crypto_ktype = {
.default_groups = blk_crypto_attr_groups,
.sysfs_ops = &blk_crypto_attr_ops,
.release = blk_crypto_release,

4
block/blk-ia-ranges.c
View File

@ -75,7 +75,7 @@ static void blk_ia_range_sysfs_nop_release(struct kobject *kobj)
{
}
static struct kobj_type blk_ia_range_ktype = {
static const struct kobj_type blk_ia_range_ktype = {
.sysfs_ops = &blk_ia_range_sysfs_ops,
.default_groups = blk_ia_range_groups,
.release = blk_ia_range_sysfs_nop_release,
@ -94,7 +94,7 @@ static void blk_ia_ranges_sysfs_release(struct kobject *kobj)
kfree(iars);
}
static struct kobj_type blk_ia_ranges_ktype = {
static const struct kobj_type blk_ia_ranges_ktype = {
.release = blk_ia_ranges_sysfs_release,
};

2
block/blk-integrity.c
View File

@ -356,7 +356,7 @@ static const struct sysfs_ops integrity_ops = {
.store = &integrity_attr_store,
};
static struct kobj_type integrity_ktype = {
static const struct kobj_type integrity_ktype = {
.default_groups = integrity_groups,
.sysfs_ops = &integrity_ops,
};

6
block/blk-mq-sysfs.c
View File

@ -129,15 +129,15 @@ static const struct sysfs_ops blk_mq_hw_sysfs_ops = {
.show = blk_mq_hw_sysfs_show,
};
static struct kobj_type blk_mq_ktype = {
static const struct kobj_type blk_mq_ktype = {
.release = blk_mq_sysfs_release,
};
static struct kobj_type blk_mq_ctx_ktype = {
static const struct kobj_type blk_mq_ctx_ktype = {
.release = blk_mq_ctx_sysfs_release,
};
static struct kobj_type blk_mq_hw_ktype = {
static const struct kobj_type blk_mq_hw_ktype = {
.sysfs_ops = &blk_mq_hw_sysfs_ops,
.default_groups = default_hw_ctx_groups,
.release = blk_mq_hw_sysfs_release,

2
block/blk-sysfs.c
View File

@ -765,7 +765,7 @@ static void blk_queue_release(struct kobject *kobj)
/* nothing to do here, all data is associated with the parent gendisk */
}
static struct kobj_type blk_queue_ktype = {
static const struct kobj_type blk_queue_ktype = {
.default_groups = blk_queue_attr_groups,
.sysfs_ops = &queue_sysfs_ops,
.release = blk_queue_release,

4
block/elevator.c
View File

@ -126,7 +126,7 @@ static struct elevator_type *elevator_find_get(struct request_queue *q,
return e;
}
static struct kobj_type elv_ktype;
static const struct kobj_type elv_ktype;
struct elevator_queue *elevator_alloc(struct request_queue *q,
struct elevator_type *e)
@ -455,7 +455,7 @@ static const struct sysfs_ops elv_sysfs_ops = {
.store = elv_attr_store,
};
static struct kobj_type elv_ktype = {
static const struct kobj_type elv_ktype = {
.sysfs_ops = &elv_sysfs_ops,
.release = elevator_release,
};