On Tue 02-07-19 18:52:01, Rashmica Gupta wrote: [...] > > 2) Why it was designed, what is the goal of the interface? > > 3) When it is supposed to be used? > > > > > There is a hardware debugging facility (htm) on some power chips. To use > this you need a contiguous portion of memory for the output to be dumped > to - and we obviously don't want this memory to be simultaneously used by > the kernel. How much memory are we talking about here? Just curious. -- Michal Hocko SUSE Labs