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    SubjectRe: [PATCH 4.20 71/92] Revert "mm: slowly shrink slabs with a relatively small number of objects"
    On Mon, Feb 18, 2019 at 10:30:44AM -0500, Rik van Riel wrote:
    > On Mon, 2019-02-18 at 14:43 +0100, Greg Kroah-Hartman wrote:
    > > 4.20-stable review patch. If anyone has any objections, please let
    > > me know.
    > >
    > > ------------------
    > >
    > > From: Dave Chinner <dchinner@redhat.com>
    > >
    > > commit a9a238e83fbb0df31c3b9b67003f8f9d1d1b6c96 upstream.
    > >
    > > This reverts commit 172b06c32b9497 ("mm: slowly shrink slabs with a
    > > relatively small number of objects").
    >
    > This revert will result in the slab caches of dead
    > cgroups with a small number of remaining objects never
    > getting reclaimed, which can be a memory leak in some
    > configurations.
    >
    > But hey, that's your tradeoff to make.

    That's what is in Linus's tree. Should we somehow diverge from that?

    thanks,

    greg k-h

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