On Wed, Aug 22, 2018 at 8:35 PM Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote: > > No. Because mm_users doesn't contain any lazy tlb users. .. or, as it turns out, the use_mm() case either, which can do gup_fast(). Oh well. Linus
On Wed, Aug 22, 2018 at 8:35 PM Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote: > > No. Because mm_users doesn't contain any lazy tlb users. .. or, as it turns out, the use_mm() case either, which can do gup_fast(). Oh well. Linus