Index: head/sys/cam/ata/ata_da.c =================================================================== --- head/sys/cam/ata/ata_da.c +++ head/sys/cam/ata/ata_da.c @@ -696,6 +696,14 @@ }, { /* + * Same as for SAMSUNG MZ7* but enable the quirks for SSD + * starting with MZ7* too + */ + { T_DIRECT, SIP_MEDIA_FIXED, "*", "MZ7*", "*" }, + /*quirks*/ADA_Q_4K | ADA_Q_NCQ_TRIM_BROKEN + }, + { + /* * Samsung PM851 Series SSDs Dell OEM * device model "SAMSUNG SSD PM851 mSATA 256GB" * 4k optimised, NCQ broken Index: head/sys/cam/scsi/scsi_da.c =================================================================== --- head/sys/cam/scsi/scsi_da.c +++ head/sys/cam/scsi/scsi_da.c @@ -1311,6 +1311,14 @@ }, { /* + * Same as for SAMSUNG MZ7* but enable the quirks for SSD + * starting with MZ7* too + */ + { T_DIRECT, SIP_MEDIA_FIXED, "ATA", "MZ7*", "*" }, + /*quirks*/DA_Q_4K + }, + { + /* * SuperTalent TeraDrive CT SSDs * 4k optimised & trim only works in 4k requests + 4k aligned */