On 12/01/2009 04:08 PM, Benjamin Herrenschmidt wrote:

In libata-sff, ata_sff_post_internal_cmd() directly calls ata_bmdma_stop()
instead of ap->ops->bmdma_stop(). This can be a problem for controllers
that use their own bmdma_stop for which the generic sff one isn't suitable

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

Oh... that's a scary bug lurking around.  Thanks for catching it.

Acked-by: Tejun Heo <tj@kernel.org>

-- 
tejun