linux-kernel - Re: [PATCH] x86: bpf_jit_comp: simplify trivial boolean return

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Message-ID: <54761424.8060203@redhat.com>
Date:	Wed, 26 Nov 2014 18:55:48 +0100
From:	Daniel Borkmann <dborkman@...hat.com>
To:	Joe Perches <joe@...ches.com>
CC:	Alexei Starovoitov <alexei.starovoitov@...il.com>,
	Quentin Lambert <lambert.quentin@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Alexey Kuznetsov <kuznet@....inr.ac.ru>,
	James Morris <jmorris@...ei.org>,
	Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
	Patrick McHardy <kaber@...sh.net>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86: bpf_jit_comp: simplify trivial boolean return

On 11/26/2014 05:58 PM, Joe Perches wrote:
...
>> imo existing code is fine and I don't think the time spent
>> reviewing such changes is worth it when there is no
>> improvement in readability.

+1

> Is there any value in reordering these tests for frequency
> or maybe using | instead of || to avoid multiple jumps?

No, it's not a fast-path.
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