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scsi: tcmu: refactor rm_device cmd with new nl helpers

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use new netlink events helpers tcmu_netlink_init() and
tcmu_netlink_send() to refactor netlink event TCMU_CMD_REMOVED_DEVICE

Signed-off-by: Zhu Lingshan <lszhu@suse.com>
Acked-by: Mike Christie <mchristi@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Zhu Lingshan 2018-05-02 11:13:41 +08:00 committed by Martin K. Petersen
parent e0c240ac3a
commit f892bd8ec1
1 changed files with 15 additions and 1 deletions
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16
drivers/target/target_core_user.c
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@ -1731,6 +1731,20 @@ static int tcmu_send_dev_add_event(struct tcmu_dev *udev)
}
static int tcmu_send_dev_remove_event(struct tcmu_dev *udev)
{
struct sk_buff *skb = NULL;
void *msg_header = NULL;
int ret = 0;
ret = tcmu_netlink_event_init(udev, TCMU_CMD_REMOVED_DEVICE,
&skb, &msg_header);
if (ret < 0)
return ret;
return tcmu_netlink_event_send(udev, TCMU_CMD_REMOVED_DEVICE,
&skb, &msg_header);
}
static int tcmu_update_uio_info(struct tcmu_dev *udev)
{
struct tcmu_hba *hba = udev->hba->hba_ptr;
@ -1890,7 +1904,7 @@ static void tcmu_destroy_device(struct se_device *dev)
list_del(&udev->node);
mutex_unlock(&root_udev_mutex);
tcmu_netlink_event(udev, TCMU_CMD_REMOVED_DEVICE, 0, NULL);
tcmu_send_dev_remove_event(udev);
uio_unregister_device(&udev->uio_info);