linux-phytec-ti

ufs: remove unessecary blk_flush_plug

We already flush the per-process plugging list when context switching,
so a blk_flush_plug call just before a yield() is not needed.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>