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    SubjectRe: 2.6.19-rc1-mm1
    On Tue, 10 Oct 2006 09:20:00 +0200
    Arjan van de Ven <arjan@infradead.org> wrote:

    > On Tue, 2006-10-10 at 00:09 -0700, Andrew Morton wrote:
    > > +htlb-forget-rss-with-pt-sharing.patch

    Which I didn't write. cc's added.

    > if it's ok to ignore RSS,

    We'd prefer not to. But what's the alternative?

    > can we consider the shared pagetables for
    > normal pages patch?

    Has been repeatedly considered, but Hugh keeps finding bugs in it.

    > It saves quite a bit of memory on even desktop
    > workloads as well as avoiding several (soft) pagefaults.
    >
    > So.. what does RSS actually mean? Can we ignore it somewhat for
    > shared-readonly mappings ?

    We'd prefer to go the other way, and implement RLIMIT_RSS wouldn't we?
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