John, > "DIX is supported in mpt3sas , but not by default and hence while > loading mpt3sas driver set module parameter "prot_mask=0x7F" to enable > DIX support. " The plumbing is there but it doesn't work. I tried earlier today and I still can't get a single I/O to complete. I'll try to hack away at it tomorrow. > BTW, on a loosely related topic, in drivers/scsi/sd.h, I noticed that > the arrays in sd_prot_op() and sd_prot_flag_mask() could be made > static. In doing so I found sd.o object code shrunk by ~100B. Will fix, thanks! -- Martin K. Petersen Oracle Linux Engineering