Robert Hancock wrote:This adds some NCQ blacklist entries taken from the Silicon Image 3124/3132
Windows driver .inf files. There are some confirming reports of problems
with these drives under Linux (for example http://lkml.org/lkml/2007/3/4/178)
so let's disable NCQ on these drives.
Signed-off-by: Robert Hancock <hancockr@xxxxxxx>
--- linux-2.6.21-rc5-git9/drivers/ata/libata-core.c 2007-04-02 21:03:29.000000000 -0600
+++ linux-2.6.21-rc5-git9edit/drivers/ata/libata-core.c 2007-04-02 21:26:23.000000000 -0600
@@ -3363,6 +3363,11 @@ static const struct ata_blacklist_entry { "Maxtor 6L250S0", "BANC1G10", ATA_HORKAGE_NONCQ },
/* NCQ hard hangs device under heavier load, needs hard power cycle */
{ "Maxtor 6B250S0", "BANC1B70", ATA_HORKAGE_NONCQ },
+ /* Blacklist entries taken from Silicon Image 3124/3132
+ Windows driver .inf file - also several Linux problem reports */
+ { "HTS541060G9SA00", "MB3OC60D", ATA_HORKAGE_NONCQ, },
+ { "HTS541080G9SA00", "MB4OC60D", ATA_HORKAGE_NONCQ, },
+ { "HTS541010G9SA00", "MBZOC60D", ATA_HORKAGE_NONCQ, },
The thread you link to seems like an irq problem, especially because it worked in 2.6.20 and prior?
Jeff