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btrfs: factor out sysfs code for sending device uevent

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The device uevent belongs to the sysfs API.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba
2019-08-01 18:50:16 +02:00
parent f10152bcc9
commit 5b28692e0c
3 changed files with 12 additions and 13 deletions
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11
fs/btrfs/sysfs.c
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@@ -913,6 +913,17 @@ int btrfs_sysfs_add_device_link(struct btrfs_fs_devices *fs_devices,
return error;
}
void btrfs_kobject_uevent(struct block_device *bdev, enum kobject_action action)
{
int ret;
ret = kobject_uevent(&disk_to_dev(bdev->bd_disk)->kobj, action);
if (ret)
pr_warn("BTRFS: Sending event '%d' to kobject: '%s' (%p): failed\n",
action, kobject_name(&disk_to_dev(bdev->bd_disk)->kobj),
&disk_to_dev(bdev->bd_disk)->kobj);
}
/* /sys/fs/btrfs/ entry */
static struct kset *btrfs_kset;