On Mon, 2019-09-09 at 14:44 +0200, Vitaly Wool wrote: > On Mon, Sep 9, 2019 at 9:17 AM Vitaly Wool <vitalywool@xxxxxxxxx> wrote: > > On Mon, Sep 9, 2019 at 2:14 AM Agustín DallʼAlba <agustin@xxxxxxxxxxxxxxx> wrote: > > > However trace 2 (__zswap_pool_release blocked for more than xxxx > > > seconds) still happens. > > > > That one is pretty new and seems to have been caused by > > d776aaa9895eb6eb770908e899cb7f5bd5025b3c ("mm/z3fold.c: fix race > > between migration and destruction"). > > I'm looking into this now and CC'ing Henry just in case. > > Agustin, could you please try reverting that commit? I don't think > it's working as it should. > > > ~Vitaly I reverted the commit and I haven't seen the deadlock happen again. Should I be experiencing some side effect of having reverted that? Thanks, Agustín