Re: [PATCH v2 1/2] lib/htree: Add locking interface to new Hash Tree

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To: JaeJoon Jung <rgbi3307@xxxxxxxxx>
Subject: Re: [PATCH v2 1/2] lib/htree: Add locking interface to new Hash Tree
From: Pedro Falcato <pedro.falcato@xxxxxxxxx>
Date: Wed, 7 Aug 2024 02:10:49 +0100
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, Sasha Levin <levinsasha928@xxxxxxxxx>, "Liam R . Howlett" <Liam.Howlett@xxxxxxxxxx>, Matthew Wilcox <willy@xxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, maple-tree@xxxxxxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx
In-reply-to: <CAHOvCC7OLfXSN-dExxSFrPACj3sd09TAgrjT1eC96idKirrVJw@mail.gmail.com>
References: <20240805100109.14367-1-rgbi3307@gmail.com> <2024080635-neglector-isotope-ea98@gregkh> <CAHOvCC4-298oO9qmBCyrCdD_NZYK5e+gh+SSLQWuMRFiJxYetA@mail.gmail.com> <2024080615-ointment-undertone-9a8e@gregkh> <CAHOvCC7OLfXSN-dExxSFrPACj3sd09TAgrjT1eC96idKirrVJw@mail.gmail.com>

On Wed, Aug 7, 2024 at 1:21 AM JaeJoon Jung <rgbi3307@xxxxxxxxx> wrote:
>
> Please check again considering the above.

That's not the point, your hash tree has no users. Please find a user
and show those big performance wins you're talking about.
XArray had the IDR and the page cache, maple came with the mmap tree
conversion :)

-- 
Pedro

References:
- [PATCH v2 1/2] lib/htree: Add locking interface to new Hash Tree
  - From: JaeJoon Jung
- Re: [PATCH v2 1/2] lib/htree: Add locking interface to new Hash Tree
  - From: Greg Kroah-Hartman
- Re: [PATCH v2 1/2] lib/htree: Add locking interface to new Hash Tree
  - From: JaeJoon Jung
- Re: [PATCH v2 1/2] lib/htree: Add locking interface to new Hash Tree
  - From: Greg Kroah-Hartman
- Re: [PATCH v2 1/2] lib/htree: Add locking interface to new Hash Tree
  - From: JaeJoon Jung

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