From: Bill Wendling <morbo@google.com>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Andrii Nakryiko <andrii@kernel.org>,
dwarves@vger.kernel.org, bpf <bpf@vger.kernel.org>
Subject: Re: [PATCH v2] dwarf_loader: use a better hashing function
Date: Fri, 12 Feb 2021 12:14:49 -0800 [thread overview]
Message-ID: <CAGG=3QXX0Bu_BD6TQXLFLgsnRQceDMmFiiH-_UD9AGt89YU31Q@mail.gmail.com> (raw)
In-Reply-To: <20210212123721.GE1398414@kernel.org>
On Fri, Feb 12, 2021 at 4:37 AM Arnaldo Carvalho de Melo
<acme@kernel.org> wrote:
>
> Em Fri, Feb 12, 2021 at 12:01:04AM -0800, Bill Wendling escreveu:
> > This hashing function[1] produces better hash table bucket
> > distributions. The original hashing function always produced zeros in
> > the three least significant bits. The new hashing function gives a
> > modest performance boost:
>
> Some tidbits:
>
> You forgot to CC Andrii and also to add this, which I'm doing now:
>
> Suggested-by: Andrii Nakryiko <andrii@kernel.org>
>
> :-)
>
Doh! You're right. Sorry about that. Thanks for catching it!
-bw
prev parent reply other threads:[~2021-02-12 20:16 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-10 23:23 [PATCH] dwarf_loader: use a better hashing function Bill Wendling
2021-02-10 23:59 ` Andrii Nakryiko
2021-02-11 1:24 ` Bill Wendling
2021-02-11 1:31 ` Andrii Nakryiko
2021-02-11 13:01 ` Arnaldo Carvalho de Melo
2021-02-12 6:55 ` Bill Wendling
2021-02-12 12:35 ` Arnaldo Carvalho de Melo
2021-02-12 8:01 ` [PATCH v2] " Bill Wendling
2021-02-12 12:37 ` Arnaldo Carvalho de Melo
2021-02-12 12:39 ` Arnaldo Carvalho de Melo
2021-02-12 20:14 ` Bill Wendling [this message]
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