linux-kernel - Re: [RFC 0/2] ABI for clock_gettime

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Message-ID: <4EF12D58.4000105@fb.com>
Date:	Tue, 20 Dec 2011 16:50:32 -0800
From:	Arun Sharma <asharma@...com>
To:	Andy Lutomirski <luto@...capital.net>
CC:	<linux-kernel@...r.kernel.org>, Kumar Sundararajan <kumar@...com>,
	john stultz <johnstul@...ibm.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [RFC 0/2] ABI for clock_gettime_ns

On 12/12/11 5:26 PM, Andy Lutomirski wrote:
> On x86-64, clock_gettime is so fast that the overhead converting to and
> from nanoseconds is non-negligible.  clock_gettime_ns is a different
> interface that is potentially faster.  If people like the ABI, I'll
> implement an optimized version.

Didn't see any major objections to this proposal.

Andy: will you be posting an optimized version?

  -Arun

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