linux-kernel - Re: [PATCH 0/7] mm/zswap: optimize the scalability of zswap rb-tree

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Message-ID: <CAKEwX=PfRNLL_t5q8vfEKA_rxgFcAer=9EFwLWDo9kDsmroAGw@mail.gmail.com>
Date:   Tue, 12 Dec 2023 15:33:47 -0800
From:   Nhat Pham <nphamcs@...il.com>
To:     Yosry Ahmed <yosryahmed@...gle.com>
Cc:     Chengming Zhou <zhouchengming@...edance.com>,
        Chris Li <chriscli@...gle.com>,
        Vitaly Wool <vitaly.wool@...sulko.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Michal Hocko <mhocko@...nel.org>,
        Seth Jennings <sjenning@...hat.com>,
        Dan Streetman <ddstreet@...e.org>,
        Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, Matthew Wilcox <willy@...radead.org>
Subject: Re: [PATCH 0/7] mm/zswap: optimize the scalability of zswap rb-tree

On Tue, Dec 12, 2023 at 3:27 PM Yosry Ahmed <yosryahmed@...gle.com> wrote:
>
> Let's split the rbtree breakdown into a separate series. This series
> has irrelevant (and very nice) cleanups and optimizations, let's get
> them separately and defer the rbtree breakdown part until we get data
> about the xarray implementation. Perhaps the tree breakdown is not
> needed as much with an xarray, or at the very least the implementation
> would look different on top of an xarray.

Actually, kinda agree - I quite like the cleanup/optimization done
w.r.t dstmem reuse :)