linux-kernel - Re: [PATCH] arch,locking: Ciao arch_mutex_cpu

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Message-ID: <CA+55aFx3UQG42cYrUWrTDT9CnpnRwVta6C9N_0FH1wvyDMxPgw@mail.gmail.com>
Date:	Wed, 25 Jun 2014 04:57:45 -0700
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Heiko Carstens <heiko.carstens@...ibm.com>
Cc:	Davidlohr Bueso <davidlohr@...com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	Aswin Chandramouleeswaran <aswin@...com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] arch,locking: Ciao arch_mutex_cpu_relax()

On Tue, Jun 24, 2014 at 11:25 PM, Heiko Carstens
<heiko.carstens@...ibm.com> wrote:
>
> Maybe cpu_relax_spin() ? However that doesn't sound much better as well.

"cpu_relax_lowlatency()", perhaps? Naming it for what the use is
("relax, but only if you can do it with very low latency")

             Linus
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