> "Wei" == Wei Fang writes:
Wei> sas_ata_strategy_handler() adds the works of the ata error handler
Wei> to system_unbound_wq. This workqueue asynchronously runs work
Wei> items, so the ata error handler will be performed concurrently on
Wei> different CPUs. In this
sas_ata_strategy_handler() adds the works of the ata error handler
to system_unbound_wq. This workqueue asynchronously runs work items,
so the ata error handler will be performed concurrently on different
CPUs. In this case, ->host_failed will be decreased simultaneously in
scsi_eh_finish_cmd() on