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mmc: protect the tmio_mmc driver against a theoretical race
authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Thu, 21 Apr 2011 07:20:16 +0000 (07:20 +0000)
committerChris Ball <cjb@laptop.org>
Wed, 25 May 2011 03:53:52 +0000 (23:53 -0400)
The MMC subsystem does not guarantee, that host driver .request() and
.set_ios() callbacks are serialised. Such concurrent calls, however,
do not have to be meaningfully supported, drivers just have to make
sure to avoid any severe problems.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
drivers/mmc/host/tmio_mmc.h patch | blob | history
drivers/mmc/host/tmio_mmc_pio.c patch | blob | history

diff --cc drivers/mmc/host/tmio_mmc.h
Simple merge
diff --cc drivers/mmc/host/tmio_mmc_pio.c
Simple merge
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