Messages in this thread | | | From | Vitaly Wool <> | Date | Fri, 17 Jun 2016 10:30:58 +0200 | Subject | Re: [PATCH] zram: update zram to use zpool |
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Hi Minchan,
On Thu, Jun 16, 2016 at 1:17 AM, Minchan Kim <minchan@kernel.org> wrote: > On Wed, Jun 15, 2016 at 10:42:07PM +0800, Geliang Tang wrote: >> Change zram to use the zpool api instead of directly using zsmalloc. >> The zpool api doesn't have zs_compact() and zs_pool_stats() functions. >> I did the following two things to fix it. >> 1) I replace zs_compact() with zpool_shrink(), use zpool_shrink() to >> call zs_compact() in zsmalloc. >> 2) The 'pages_compacted' attribute is showed in zram by calling >> zs_pool_stats(). So in order not to call zs_pool_state() I move the >> attribute to zsmalloc. >> >> Signed-off-by: Geliang Tang <geliangtang@gmail.com> > > NACK. > > I already explained why. > http://lkml.kernel.org/r/20160609013411.GA29779@bbox
This is a fair statement, to a certain extent. I'll let Geliang speak for himself but I am personally interested in this zram extension because I want it to work on MMU-less systems. zsmalloc can not handle that, so I want to be able to use zram over z3fold.
Best regards, Vitaly
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