linux-kernel - Re: Small perf optimization

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Message-ID: <20100722162107.GP5222@ghostprotocols.net>
Date:	Thu, 22 Jul 2010 13:21:07 -0300
From:	Arnaldo Carvalho de Melo <acme@...hat.com>
To:	Ulrich Drepper <drepper@...hat.com>
Cc:	a.p.zijlstra@...llo.nl, davem@...emloft.net, imunsie@...ibm.com,
	linux-kernel@...r.kernel.org, mhiramat@...hat.com, mingo@...e.hu,
	paulus@...ba.org
Subject: Re: Small perf optimization

Em Thu, Jul 22, 2010 at 12:11:49PM -0400, Ulrich Drepper escreveu:
> Before this bad practice of using arrays of string pointers to constant
> strings further spreads let's fix it.  With this change not only is the
> entire data associated with the arrays read-only, it also replaces a
> memory lookup with a trivial arithmetic operation.  The result is
> a smaller and faster binary.
> 
> 
> Signed-off-by: Ulrich Drepper <drepper@...hat.com>

Thanks, applying to perf/core (i.e. for 2.6.36).

- Arnaldo
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