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Date: Thu, 3 Dec 2020 10:29:51 -0800 From: Alexei Starovoitov <alexei.starovoitov@...il.com> To: Cong Wang <xiyou.wangcong@...il.com> Cc: Jakub Kicinski <kuba@...nel.org>, Linux Kernel Network Developers <netdev@...r.kernel.org>, Dongdong Wang <wangdongdong@...edance.com>, Thomas Graf <tgraf@...g.ch>, bpf <bpf@...r.kernel.org>, Cong Wang <cong.wang@...edance.com> Subject: Re: [Patch net] lwt: disable BH too in run_lwt_bpf() On Thu, Dec 3, 2020 at 10:28 AM Cong Wang <xiyou.wangcong@...il.com> wrote: > > On Thu, Dec 3, 2020 at 10:22 AM Alexei Starovoitov > <alexei.starovoitov@...il.com> 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.
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