linux-kernel - Re: [PATCH v4 00/16] Overhaul multi-page lookups for THP

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Message-ID: <20210223232730.GN2858050@casper.infradead.org>
Date:   Tue, 23 Feb 2021 23:27:30 +0000
From:   Matthew Wilcox <willy@...radead.org>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        hughd@...gle.com, hch@....de, hannes@...xchg.org,
        yang.shi@...ux.alibaba.com, dchinner@...hat.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 00/16] Overhaul multi-page lookups for THP

On Tue, Feb 23, 2021 at 02:58:36PM -0800, Andrew Morton wrote:
> Do you feel this patchset is ready to merge up?

I think so.

> https://lore.kernel.org/linux-mm/000000000000f6914405b49d9c9d@google.com/
> was addressed by 0060ef3b4e6dd ("mm: support THPs in
> zero_user_segments"), yes?

Correct.

> "mm/truncate,shmem: Handle truncates that split THPs" and "mm/filemap:
> Return only head pages from find_get_entries" were dropped.  I guess
> you'll be having another go at those sometime?

That's right.

> https://lore.kernel.org/linux-fsdevel/20201114100648.GI19102@lst.de/
> wasn't responded to?

It didn't really seem worth replying to ... I'm not particularly
sympathetic to "please refactor the patch series" when there's no
compelling reason, and having a large function inlined really isn't a
problem when it only has one caller.