linux-kernel - Re: [PATCH 00/13] lib/generic-radix-tree: genradix bug fix and optimisations.

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Message-ID: <20200825154127.GB2444@localhost.localdomain>
Date:   Tue, 25 Aug 2020 12:41:27 -0300
From:   'Marcelo Ricardo Leitner' <marcelo.leitner@...il.com>
To:     David Laight <David.Laight@...lab.com>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "'linux-sctp@...r.kernel.org'" <linux-sctp@...r.kernel.org>,
        Eric Biggers <ebiggers@...nel.org>,
        'Catalin Marinas' <catalin.marinas@....com>,
        "'kent.overstreet@...il.com'" <kent.overstreet@...il.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        'Neil Horman' <nhorman@...driver.com>
Subject: Re: [PATCH 00/13] lib/generic-radix-tree: genradix bug fix and
 optimisations.

On Tue, Aug 25, 2020 at 02:52:34PM +0000, David Laight wrote:
> The genradix code is used by SCTP for accessing per-stream data.
> This means there are quite a lot of lookups but the code wasn't
> really optimised at all.

My test box is down for the moment and will bring it on later today or
tomorrow, so I can't test it yet. What should we expect as performance
gains here?

  Marcelo