sata_mv: don't issue two DMA commands concurrently
authorTejun Heo <htejun@gmail.com>
Wed, 13 Aug 2008 11:24:16 +0000 (20:24 +0900)
committerJeff Garzik <jgarzik@redhat.com>
Fri, 22 Aug 2008 06:07:47 +0000 (02:07 -0400)
commit4bdee6c5103696a2729d3db2f235d202191788e4
treec2862fd157fd906ab7d8fbbed72acd138ce01108
parent05944bdf6fadb5394710269df6770dde447b23ca
sata_mv: don't issue two DMA commands concurrently

sata_mv allowed issuing two DMA commands concurrently which the
hardware allows.  Unfortunately, libata core layer isn't ready for
this yet and spews ugly warning message and malfunctions on this.
Don't allow concurrent DMA commands for now.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
drivers/ata/sata_mv.c