On 2022/12/16 15:12, Christoph Hellwig wrote: > On Thu, Dec 15, 2022 at 05:09:31PM +0800, Wenchao Hao wrote: >> In my opinion, if the addressed lun still response the >> inquiry and other commands, we should not skip it, >> maybe let the scsi drivers like sd/st/sg to determine >> how to handle this lun accordint to the PQ value. >> >> As discussed in following mail, another drivers would >> be broken too. > > So why do you force a specific behavior for iSCSI? > . For nothing, I want the iscsi_tcp transport do not skip PQ=1 default as what it did before commit 948e922fc4461 ("scsi: core: map PQ=1, PDT=other values to SCSI_SCAN_TARGET_PRESENT").