linux-kernel - Re: [RFC][PATCH 08/16] Optimize find_section_by

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Message-ID: <20200315162528.3d6glgnpkkygmanb@treble>
Date:   Sun, 15 Mar 2020 11:25:28 -0500
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     tglx@...utronix.de, linux-kernel@...r.kernel.org, x86@...nel.org
Subject: Re: [RFC][PATCH 08/16] Optimize find_section_by_name()

On Thu, Mar 12, 2020 at 02:41:15PM +0100, Peter Zijlstra wrote:
> In order to avoid yet another linear search of (20k) sections, add a
> name based hash.
> 
> This reduces objtool runtime on vmlinux.o by some 10s to around 35s.
> 
> Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>

$SUBJECT needs "objtool: " prefix.

-- 
Josh