On Thu, Dec 3, 2020 at 10:28 AM Cong Wang <xiyou.wangcong@xxxxxxxxx> wrote: > > On Thu, Dec 3, 2020 at 10:22 AM Alexei Starovoitov > <alexei.starovoitov@xxxxxxxxx> wrote: > > > > I guess my previous comment could be misinterpreted. > > Cong, > > please respin with changing preempt_disable to migrate_disable > > and adding local_bh_disable. > > I have no objection, just want to point out migrate_disable() may > not exist if we backport this further to -stable, this helper was > introduced in Feb 2020. I see. Then please split it into two patches for ease of backporting.