On Thu, Feb 6, 2014 at 10:02 AM, Hans de Goede <hdegoede@xxxxxxxxxx> wrote: > Hi, > > The mmc subsys has a Kconfig option which more or less mirrors > CONFIG_USB_DEFAULT_PERSIST, which Fedora enables. > > I would like to suggest to enable the MMC variant too, without > this on suspend / resume, the kernel will assume that the card > was swapped by one which happens to be of exactly the same type, > thus forcing an unmount off any fs which was on it and killing > any apps which happen to have files open on the device. > > For ARM where the rootfs often is on an sdcard this is disastrous, > but one PC-s it is not really userfriendly to kill any fs on > an sdcard on suspend / resume either. > > Therefor I would like to suggest that we start enabling > CONFIG_MMC_UNSAFE_RESUME just like we do for > CONFIG_USB_DEFAULT_PERSIST, note that despite the "scary" > naming they are in essence pretty much the same, assume if the > same device is still present after suspend / resume, that it > really is the same device even though we cannot be 100.1 % sure. OK. I'll enable this in rawhide today. josh _______________________________________________ kernel mailing list kernel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/kernel
