1 files changed, 12 insertions, 0 deletions

diff --git a/sys/cam/cam_xpt.c b/sys/cam/cam_xpt.c
index 53ff2883a6ab..fa00cc203822 100644
--- a/sys/cam/cam_xpt.c
+++ b/sys/cam/cam_xpt.c
@@ -430,6 +430,18 @@ static struct xpt_quirk_entry xpt_quirk_table[] =
 	},
 	{
 		/*
+		 * These Hitachi drives don't like multi-lun probing.
+		 * The PR submitter has a DK319H, but says that the Linux
+		 * kernel has a similar work-around for the DK312 and DK314,
+		 * so all DK31* drives are quirked here.
+		 * PR:            misc/18793
+		 * Submitted by:  Paul Haddad <paul@pth.com>
+		 */
+		{ T_DIRECT, SIP_MEDIA_FIXED, "HITACHI", "DK31*", "*" },
+		CAM_QUIRK_NOLUNS, /*mintags*/2, /*maxtags*/255
+	},
+	{
+		/*
 		 * This old revision of the TDC3600 is also SCSI-1, and
 		 * hangs upon serial number probing.
 		 */