Re: [RFC - 0/9] Generic timekeeping subsystem (v. B5)

From: john stultz
Date: Wed Aug 10 2005 - 21:40:26 EST


On Wed, 2005-08-10 at 22:32 -0400, Lee Revell wrote:
> On Wed, 2005-08-10 at 19:13 -0700, john stultz wrote:
> > All,
> > Here's the next rev in my rework of the current timekeeping subsystem.
> > No major changes, only some cleanups and further splitting the larger
> > patches into smaller ones.
>
> Last I heard this made gettimeofday() 20% slower on x86. Is this still
> the case?

Ah, I've got a patch on my laptop that takes that down to ~2% or less. I
didn't include it in this patch set but I'll work to get it integrated
before the next release. Sorry about that.

If you have any suggestions for further performance improvements, please
let me know.

thanks
-john

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