On Sat, May 04, 2013 at 01:21:16PM +0200, Rafael J. Wysocki wrote: > From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> > > Introduce .offline() and .online() callbacks for memory_subsys > that will allow the generic device_offline() and device_online() > to be used with device objects representing memory blocks. That, > in turn, allows the ACPI subsystem to use device_offline() to put > removable memory blocks offline, if possible, before removing > memory modules holding them. > > The 'online' sysfs attribute of memory block devices will attempt to > put them offline if 0 is written to it and will attempt to apply the > previously used online type when onlining them (i.e. when 1 is > written to it). > > Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> > --- > drivers/base/memory.c | 105 +++++++++++++++++++++++++++++++++++++------------ > include/linux/memory.h | 1 > 2 files changed, 81 insertions(+), 25 deletions(-) Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>