On Thu, Jun 01, 2017 at 04:27:03PM -0700, Bart Van Assche wrote: > Enable this mechanism for all scsi_target_*block() callers but not > for the scsi_internal_device_unblock() calls from the mpt3sas driver > because that driver can call scsi_internal_device_unblock() from > atomic context.
This is missing an explanation on why we'd want to serialize them using a mutex.
