chenxiang, > After the patch (3be8828fc507 ("scsi: core: Avoid that ATA error > handling can trigger a kernel hang or oops")), it uses rcu to > scsi_cmnd instead of shost, so modify "shost->rcu" to "scmd->rcu" in a > comment. Applied to 5.14/scsi-staging, thanks! -- Martin K. Petersen Oracle Linux Engineering