linux-kernel - Re: [PATCH v4 05/19] gendwarfksyms: Add a cache for processed DIEs

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Message-ID: <5dd0af61-05c7-4a17-8fbe-31a317824ad6@suse.com>
Date: Tue, 22 Oct 2024 13:39:32 +0200
From: Petr Pavlu <petr.pavlu@...e.com>
To: Sami Tolvanen <samitolvanen@...gle.com>
Cc: Masahiro Yamada <masahiroy@...nel.org>,
 Luis Chamberlain <mcgrof@...nel.org>, Miguel Ojeda <ojeda@...nel.org>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Matthew Maurer <mmaurer@...gle.com>, Alex Gaynor <alex.gaynor@...il.com>,
 Gary Guo <gary@...yguo.net>, Petr Pavlu <petr.pavlu@...e.com>,
 Daniel Gomez <da.gomez@...sung.com>, Neal Gompa <neal@...pa.dev>,
 Hector Martin <marcan@...can.st>, Janne Grunau <j@...nau.net>,
 Miroslav Benes <mbenes@...e.cz>, Asahi Linux <asahi@...ts.linux.dev>,
 Sedat Dilek <sedat.dilek@...il.com>, linux-kbuild@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-modules@...r.kernel.org,
 rust-for-linux@...r.kernel.org
Subject: Re: [PATCH v4 05/19] gendwarfksyms: Add a cache for processed DIEs

On 10/8/24 20:38, Sami Tolvanen wrote:
> Basic types in DWARF repeat frequently and traversing the DIEs using
> libdw is relatively slow. Add a simple hashtable based cache for the
> processed DIEs.
> 
> Signed-off-by: Sami Tolvanen <samitolvanen@...gle.com>
> Acked-by: Neal Gompa <neal@...pa.dev>

Looks ok to me, free free to add:

Reviewed-by: Petr Pavlu <petr.pavlu@...e.com>

-- Petr