On Mon, 30 Apr 2007, Johannes Berg wrote: > Hi, > > Paul Mackerras noticed that even for suspend to ram we currently free > some memory in suspend_prepare. Is that necessary because we freeze > userspace so devices can allocate a bit of memory for suspend? Why do we > freeze userspace anyway? So that user processes don't generate I/O requests while the devices are suspended -- such requests would be bound to fail. Alan Stern _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm