Messages in this thread | | | Date | Wed, 20 May 2020 15:05:56 -0400 | From | Qian Cai <> | Subject | Re: zswap z3fold + memory offline = infinite loop |
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On Wed, May 20, 2020 at 10:23:38AM +0200, Vitaly Wool wrote: > On Tue, May 19, 2020 at 5:50 AM Qian Cai <cai@lca.pw> wrote: > <snip> > > > > > > > > Removing that check in ->isolate() is not a big deal, but ->migratepage() shall not allow actual migration anyway if there are mapped objects. > > > > Is that worse than an endless loop here? > > Well, let's figure if there really has to be an endless loop. Would > you mind retesting with > https://marc.info/?l=linux-mm&m=158996286816704&w=2?
The patch does not help. Running the reproducer the second time would still trigger the looping.
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