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xfs: 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>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
This commit is contained in:
Thomas Weißschuh 2023-02-09 18:56:48 -08:00 • committed by Darrick J. Wong
parent 167ce4cbfa
commit 2ee8333529
3 changed files with 12 additions and 12 deletions
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2
fs/xfs/xfs_error.c
View file

@ -228,7 +228,7 @@ static struct attribute *xfs_errortag_attrs[] = {
}; };
ATTRIBUTE_GROUPS(xfs_errortag); ATTRIBUTE_GROUPS(xfs_errortag);
static struct kobj_type xfs_errortag_ktype = { static const struct kobj_type xfs_errortag_ktype = {
.release = xfs_sysfs_release, .release = xfs_sysfs_release,
.sysfs_ops = &xfs_errortag_sysfs_ops, .sysfs_ops = &xfs_errortag_sysfs_ops,
.default_groups = xfs_errortag_groups, .default_groups = xfs_errortag_groups,

12
fs/xfs/xfs_sysfs.c
View file

@ -69,7 +69,7 @@ static struct attribute *xfs_mp_attrs[] = {
}; };
ATTRIBUTE_GROUPS(xfs_mp); ATTRIBUTE_GROUPS(xfs_mp);
struct kobj_type xfs_mp_ktype = { const struct kobj_type xfs_mp_ktype = {
.release = xfs_sysfs_release, .release = xfs_sysfs_release,
.sysfs_ops = &xfs_sysfs_ops, .sysfs_ops = &xfs_sysfs_ops,
.default_groups = xfs_mp_groups, .default_groups = xfs_mp_groups,
@ -266,7 +266,7 @@ static struct attribute *xfs_dbg_attrs[] = {
}; };
ATTRIBUTE_GROUPS(xfs_dbg); ATTRIBUTE_GROUPS(xfs_dbg);
struct kobj_type xfs_dbg_ktype = { const struct kobj_type xfs_dbg_ktype = {
.release = xfs_sysfs_release, .release = xfs_sysfs_release,
.sysfs_ops = &xfs_sysfs_ops, .sysfs_ops = &xfs_sysfs_ops,
.default_groups = xfs_dbg_groups, .default_groups = xfs_dbg_groups,
@ -324,7 +324,7 @@ static struct attribute *xfs_stats_attrs[] = {
}; };
ATTRIBUTE_GROUPS(xfs_stats); ATTRIBUTE_GROUPS(xfs_stats);
struct kobj_type xfs_stats_ktype = { const struct kobj_type xfs_stats_ktype = {
.release = xfs_sysfs_release, .release = xfs_sysfs_release,
.sysfs_ops = &xfs_sysfs_ops, .sysfs_ops = &xfs_sysfs_ops,
.default_groups = xfs_stats_groups, .default_groups = xfs_stats_groups,
@ -410,7 +410,7 @@ static struct attribute *xfs_log_attrs[] = {
}; };
ATTRIBUTE_GROUPS(xfs_log); ATTRIBUTE_GROUPS(xfs_log);
struct kobj_type xfs_log_ktype = { const struct kobj_type xfs_log_ktype = {
.release = xfs_sysfs_release, .release = xfs_sysfs_release,
.sysfs_ops = &xfs_sysfs_ops, .sysfs_ops = &xfs_sysfs_ops,
.default_groups = xfs_log_groups, .default_groups = xfs_log_groups,
@ -564,13 +564,13 @@ static struct attribute *xfs_error_attrs[] = {
}; };
ATTRIBUTE_GROUPS(xfs_error); ATTRIBUTE_GROUPS(xfs_error);
static struct kobj_type xfs_error_cfg_ktype = { static const struct kobj_type xfs_error_cfg_ktype = {
.release = xfs_sysfs_release, .release = xfs_sysfs_release,
.sysfs_ops = &xfs_sysfs_ops, .sysfs_ops = &xfs_sysfs_ops,
.default_groups = xfs_error_groups, .default_groups = xfs_error_groups,
}; };
static struct kobj_type xfs_error_ktype = { static const struct kobj_type xfs_error_ktype = {
.release = xfs_sysfs_release, .release = xfs_sysfs_release,
.sysfs_ops = &xfs_sysfs_ops, .sysfs_ops = &xfs_sysfs_ops,
}; };

10
fs/xfs/xfs_sysfs.h
View file

@ -7,10 +7,10 @@
#ifndef __XFS_SYSFS_H__ #ifndef __XFS_SYSFS_H__
#define __XFS_SYSFS_H__ #define __XFS_SYSFS_H__
extern struct kobj_type xfs_mp_ktype; /* xfs_mount */ extern const struct kobj_type xfs_mp_ktype; /* xfs_mount */
extern struct kobj_type xfs_dbg_ktype; /* debug */ extern const struct kobj_type xfs_dbg_ktype; /* debug */
extern struct kobj_type xfs_log_ktype; /* xlog */ extern const struct kobj_type xfs_log_ktype; /* xlog */
extern struct kobj_type xfs_stats_ktype; /* stats */ extern const struct kobj_type xfs_stats_ktype; /* stats */
static inline struct xfs_kobj * static inline struct xfs_kobj *
to_kobj(struct kobject *kobject) to_kobj(struct kobject *kobject)
@ -28,7 +28,7 @@ xfs_sysfs_release(struct kobject *kobject)
static inline int static inline int
xfs_sysfs_init( xfs_sysfs_init(
struct xfs_kobj *kobj, struct xfs_kobj *kobj,
struct kobj_type *ktype, const struct kobj_type *ktype,
struct xfs_kobj *parent_kobj, struct xfs_kobj *parent_kobj,
const char *name) const char *name)
{ {