The patchlet below blacklists NCQ on OCZ CORE v2 SSD drive(s). Even though the
drive advertises NCQ support with queue depth 1, it responds with all-zeroes
FIS to NCQ commands which triggers ata error handling several times before the
kernel decides to disable NCQ on the drive.
signed-off-by: Lubomir Bulej <lubomir.bulej@xxxxxxxxxxxxxxxx>
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 5e2eb74..ba38eb8 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4048,6 +4048,7 @@ static const struct ata_blacklist_entry
ata_device_blacklist [] = {
{ "Maxtor 7V300F0", "VA111630", ATA_HORKAGE_NONCQ },
{ "ST380817AS", "3.42", ATA_HORKAGE_NONCQ },
{ "ST3160023AS", "3.42", ATA_HORKAGE_NONCQ },
+ { "OCZ CORE_SSD", "02.10104", ATA_HORKAGE_NONCQ },
/* Seagate NCQ + FLUSH CACHE firmware bug */
{ "ST31500341AS", "9JU138", ATA_HORKAGE_NONCQ |
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