On Thu, Apr 18, 2019 at 01:34:52PM +0000, Christopher Lameter wrote: > On Wed, 17 Apr 2019, Roman Gushchin wrote: > > > Let's make every page to hold a reference to the kmem_cache (we > > already have a stable pointer), and make kmem_caches to hold a single > > reference to the memory cgroup. > > Ok you are freeing one word in the page struct that can be used for other > purposes now? >
Looks so!
