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Diffstat (limited to 'drivers/mmc/core/core.c')
| -rw-r--r-- | drivers/mmc/core/core.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index 7dab2e5f4bc..30acd526582 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -48,6 +48,22 @@ int use_spi_crc = 1; module_param(use_spi_crc, bool, 0); /* + * We normally treat cards as removed during suspend if they are not + * known to be on a non-removable bus, to avoid the risk of writing + * back data to a different card after resume. Allow this to be + * overridden if necessary. + */ +#ifdef CONFIG_MMC_UNSAFE_RESUME +int mmc_assume_removable; +#else +int mmc_assume_removable = 1; +#endif +module_param_named(removable, mmc_assume_removable, bool, 0644); +MODULE_PARM_DESC( + removable, + "MMC/SD cards are removable and may be removed during suspend"); + +/* * Internal function. Schedule delayed work in the MMC work queue. */ static int mmc_schedule_delayed_work(struct delayed_work *work, |