On Wed, Oct 02, 2024 at 10:39:15AM -0700, Linus Torvalds wrote: > So I think the real issue is that "active_mm" is an old hack from a > bygone era when we didn't have the (much more involved) full TLB > tracking.
I still seem to have these patches that neither Andy nor I ever managed to find time to finish: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/log/?h=x86/lazy
