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scsi: tcmu: unmap if dev is configured 

The tcmu dev is added to the list of tcmu devices during configuration.  At
this time the tcmu setup has completed, but lio core has not completed its
setup. The device is not yet usable so do not try to unmap blocks from it

Signed-off-by: Mike Christie <mchristi@redhat.com>
Reviewed-by: Xiubo Li <xiubli@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
hifive-unleashed-5.1
Mike Christie 2018-07-23 14:07:48 -05:00 committed by Martin K. Petersen
parent a30b0473b6
commit dc335a9955
1 changed files with 5 additions and 0 deletions
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5
drivers/target/target_core_user.c
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@ -2581,6 +2581,11 @@ static void find_free_blocks(void)
list_for_each_entry(udev, &root_udev, node) {
mutex_lock(&udev->cmdr_lock);
if (!target_dev_configured(&udev->se_dev)) {
mutex_unlock(&udev->cmdr_lock);
continue;
}
/* Try to complete the finished commands first */
tcmu_handle_completions(udev);