On Tue, Aug 05, 2014 at 06:04:07PM +0000, Handzik, Joe wrote: > Hey Christoph, > > Using the scsi-mq.4 branch from git://git.infradead.org/users/hch/scsi.git, I'm getting a -1 returned from from scsi_cmnd->request->tag...very unsure why that would be. It happens without any drives attached to the controller, not sure if that's relevant in any way. You're using the non-mq code path, in which tagging needs to be enabled, does your driver call scsi_activate_tcq? -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html