Messages in this thread | | | Date | Thu, 01 Aug 2002 12:41:18 -0400 | From | Chris Friesen <> | Subject | Re: [rfc] aio-core for 2.5.29 (Re: async-io API registration for2.5.29) |
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Linus Torvalds wrote:
> The only thing that I think makes it less than wonderful is really the > fact that we cannot give an accurate measure for it. We can _say_ that > what we count in microseconds, but it might turn out that instead of the > perfect 1000000 ticks a second ther would really be 983671 ticks.
Would there be any benefit to using processor timestamps (rdtsc and friends) for this if they are available? I don't know the complexities of the interaction with power management, that might make it infeasable.
Chris
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