Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote: > On Tue, Aug 01, 2017 at 05:08:15PM -0700, Nadav Amit wrote: >> From: Minchan Kim <minchan@xxxxxxxxxx> >> >> This patch is a preparatory patch for solving race problems caused by >> TLB batch. For that, we will increase/decrease TLB flush pending count >> of mm_struct whenever tlb_[gather|finish]_mmu is called. >> >> Before making it simple, this patch separates architecture specific >> part and rename it to arch_tlb_[gather|finish]_mmu and generic part >> just calls it. > > I absolutely hate this. We should unify this stuff, not diverge it > further. Agreed, but I don’t see how this patch makes the situation any worse. I’ll review your other comments by tomorrow due to some personal constraints.