On 10/31/2012 07:09 PM, Yasuaki Ishimatsu wrote: > Hi Tang, > > If container device contains memory device, the function is > very danger. As you know, we are developing a memory hotplug. > If memory has kernel memory, memory hot remove operations fails. > But container_device_remove() cannot realize it. So even if > the memory hot remove operation fails, container_device_remove() > keeps hot remove operation. Finally, the function sends _EJ0 > to firmware. In this case, if the memory is accessed, kernel > panic occurs. > The example is as follows: > > https://lkml.org/lkml/2012/9/26/318 > Hi Ishimatsu, I see, thanks for the info. So we need to do some roll back thing. Is anyone doing this now ? If yes, would you please give me some links to refer to ? And I think I should push these patches later. If not, I think I can try to do it. Thanks. :) -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html