libata: blacklist NCQ on Seagate Barracuda ST380817AS
authorPaolo Ornati <ornati@fastwebnet.it>
Thu, 4 Oct 2007 02:06:56 +0000 (11:06 +0900)
committerJeff Garzik <jeff@garzik.org>
Fri, 12 Oct 2007 18:55:45 +0000 (14:55 -0400)
commitda6f0ec2d54acf545e784363aa5bad0dafc5ffa8
tree6021fc075e2f2ea4cda846ccdfd82c17bf92ffb5
parent6ebe9d8667d3f449350cbc6686cd917ecf1f40dd
libata: blacklist NCQ on Seagate Barracuda ST380817AS

Seagate Barracuda ST380817AS has troubles with NCQ. For example,
unpacking a tarball on an XFS filesystem gives this:

ata1.00: exception Emask 0x0 SAct 0x1 SErr 0x0 action 0x2 frozen
ata1.00: cmd 61/40:00:29:a3:98/00:00:00:00:00/40 tag 0 cdb 0x0 data 32768 out
         res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)

More info here:
http://lkml.org/lkml/2007/1/21/76

Blacklist it!

Signed-off-by: Paolo Ornati <ornati@fastwebnet.it>
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
drivers/ata/libata-core.c