Re: [PATCH] mmc: sdhci: refine non-removable card checking for card detection

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Excerpts from Daniel Drake's message of 2012-04-10 01:14:20 +0200:

> In the OLPC XO case, we need CONFIG_MMC_UNSAFE_RESUME because our root
> filesystem is stored on SD, but we also have external SD card slots
> where we want automatic card detection.
> 
> Refine the check to only apply to hosts marked as MMC_CAP_NONREMOVABLE,
> which is defined to mean that the card is *really* nonremovable. This
> could be revisited in future if we find a way to improve
> CONFIG_MMC_UNSAFE_RESUME semantics.

What exactly is the behaviour after this patch? Will systems running
from SD cards attached to a host controller that's _not_ marked as
MMC_CAP_NONREMOVABLE (e.g. the external SD card slot on XOs) work again?
Or does it only fix running off internal SD cards (which are marked
MMC_CAP_NONREMOVABLE)?

Sascha

-- 
http://sascha.silbe.org/
http://www.infra-silbe.de/

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