libata: Add Seagate STT20000A to DMA blacklist.

http://bugzilla.kernel.org/show_bug.cgi?id=1044 points out an
additional hard disk that doesn't handle DMA transfers correctly.
This patch is the libata variant of the earlier patch to drivers/ide/

Signed-off-by: Dave Jones <[email protected]>
Signed-off-by: Jeff Garzik <[email protected]>

diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index d3ea7f55283c596e4f897168a00a5d9d3d1ee59b..94ec0f524acfdc8c6e4aa1e2c5c76765c1a318f8 100644 (file)
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3771,6 +3771,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
        { "ATAPI CD-ROM DRIVE 40X MAXIMUM",NULL,ATA_HORKAGE_NODMA },
        { "_NEC DV5800A",       NULL,           ATA_HORKAGE_NODMA },
        { "SAMSUNG CD-ROM SN-124","N001",       ATA_HORKAGE_NODMA },
+       { "Seagate STT20000A", NULL,            ATA_HORKAGE_NODMA },
 
        /* Weird ATAPI devices */
        { "TORiSAN DVD-ROM DRD-N216", NULL,     ATA_HORKAGE_MAX_SEC_128 |