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driver core: make sysfs_dev_block_kobj static

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Nothing outside of drivers/base/core.c uses sysfs_dev_block_kobj, so
make it static and document what it is used for so we remember it the
next time we touch it 15 years from now.

Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Link: https://lore.kernel.org/r/20230331093318.82288-6-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2023-03-31 11:33:17 +02:00
parent e78195d529
commit 575ab414c9
2 changed files with 3 additions and 3 deletions
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4
drivers/base/core.c
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@ -2256,7 +2256,9 @@ int (*platform_notify)(struct device *dev) = NULL;
int (*platform_notify_remove)(struct device *dev) = NULL;
static struct kobject *dev_kobj;
struct kobject *sysfs_dev_char_kobj;
struct kobject *sysfs_dev_block_kobj;
/* /sys/dev/block */
static struct kobject *sysfs_dev_block_kobj;
static DEFINE_MUTEX(device_hotplug_lock);

2
include/linux/device/class.h
View file

@ -76,8 +76,6 @@ struct class_dev_iter {
const struct device_type *type;
};
extern struct kobject *sysfs_dev_block_kobj;
int __must_check class_register(struct class *class);
void class_unregister(const struct class *class);
bool class_is_registered(const struct class *class);