* Linus Torvalds <torva...@linux-foundation.org> wrote: > It absolutely is - compared to the vmalloc costs. Andy has quite noticeable > slowdowns without the stack reuse - and the stack reuse requires the delayed > freeing. With the stack reuse, fork/exit actually sped up.
Ok, great, that's convincing! I'm still applying it two-phase and I'll wait for v2 of the second half of the series, to have the fix Josh alluded to. Thanks, Ingo