ahci: disable NCQ on Samsung pci-e SSDs on macbooks
authorLevente Kurusa <levex@linux.com>
Tue, 18 Feb 2014 15:22:17 +0000 (10:22 -0500)
committerTejun Heo <tj@kernel.org>
Tue, 18 Feb 2014 15:22:17 +0000 (10:22 -0500)
Samsung's pci-e SSDs with device ID 0x1600 which are found on some
macbooks time out on NCQ commands.  Blacklist NCQ on the device so
that the affected machines can at least boot.

Original-patch-by: Levente Kurusa <levex@linux.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=60731
Cc: stable@vger.kernel.org
drivers/ata/ahci.c

Simple merge