[PATCH] Maxtor 6B250S0/BANC1B70 hangs with NCQ

96442925 · Jens Axboe <[email protected]> · 2007-03-30 09:27:58 +02:00

I've seen this several times on this drive, completely reproducible.

Once it has hung, power needs to be cut from the drive to recover it, a
simple reboot is not enough.  So I'd suggest disabling NCQ on this
drive.

Signed-off-by: Jens Axboe <[email protected]>
Acked-by: Tejun Heo <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Commit: 964429252a88cbb4eccd9f024a00813e10d16c71
Parents: ce20269d

Changes

1 files changed · +2 −0

File	Status	Add	Del	Content
drivers/ata/libata-core.c	modified	+2	−0	View file

drivers/ata/libata-core.c

View file

diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index f1f595f..ddb3909 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3361,6 +3361,8 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
 	{ "FUJITSU MHT2060BH",	NULL,		ATA_HORKAGE_NONCQ },
 	/* NCQ is broken */
 	{ "Maxtor 6L250S0",     "BANC1G10",     ATA_HORKAGE_NONCQ },
+	/* NCQ hard hangs device under heavier load, needs hard power cycle */
+	{ "Maxtor 6B250S0",	"BANC1B70",	ATA_HORKAGE_NONCQ },
 
 	/* Devices with NCQ limits */
 