mmc: add module parameter to set whether cards are assumed removable
[linux-2.6-block.git] / drivers / mmc / core / Kconfig
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1#
2# MMC core configuration
3#
4
5config MMC_UNSAFE_RESUME
bd68e083 6 bool "Assume MMC/SD cards are non-removable (DANGEROUS)"
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7 help
8 If you say Y here, the MMC layer will assume that all cards
9 stayed in their respective slots during the suspend. The
10 normal behaviour is to remove them at suspend and
11 redetecting them at resume. Breaking this assumption will
12 in most cases result in data corruption.
13
14 This option is usually just for embedded systems which use
15 a MMC/SD card for rootfs. Most people should say N here.
16
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17 This option sets a default which can be overridden by the
18 module parameter "removable=0" or "removable=1".