mmc: sg fallout

Do a full scan of the directory to try and be a bit more proactive,
instead of waiting for things to break.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

diff --cc drivers/mmc/host/au1xmmc.c
Simple merge

diff --cc drivers/mmc/host/mmci.c
Simple merge

diff --cc drivers/mmc/host/pxamci.c
Simple merge

diff --cc drivers/mmc/host/sdhci.c
Simple merge

diff --cc drivers/mmc/host/wbsd.c
Simple merge