Re: Improving the kernel/i386 timecounter performance (GSoC proposal)

From: Eugene Grosbein <eugen_at_kuzbass.ru>
Date: Fri, 27 Mar 2009 21:06:53 +0700
Prashant Vaibhav wrote:

> The primary idea is to improve the performance and resolution of
> gettimeofday() and friends by creating a efficient userspace implementation
> of these functions, along with some supporting modifications to the kernel.

Are you aware of CLOCK_*_FAST family of timecounters present
in FreeBSD 7.x? If not, you may want to take a look:

http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/sys/time.h#rev1.71

Eugene Grosbein
Received on Fri Mar 27 2009 - 13:24:29 UTC

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