On 6/24/20 11:03 AM, Pavel Begunkov wrote: > On 24/06/2020 19:50, Pavel Begunkov wrote: >> Did more comprehensive iopoll testing and found some more problems. >> >> [1] is from the previous series. Actually, v2 for this one, addressing >> the double-reissue bug found by Jens. It maybe not as efficient, but >> simple and easy to backport. >> >> [2,3] current->mm NULL deref > > And yet there are issues left... I'll resend Can you also please have them separated in terms of what's for 5.8 and what's for 5.9? -- Jens Axboe