Re: LOCK prefix on uni processor has its use

From: Andi Kleen
Date: Wed May 27 2009 - 14:32:00 EST


> I still have not come up with a solid, testable, theory to explain the
> order of magnitude in up-time before the kernel locks with/with-out 'lock'.

What I would do is to try to track down in which file it happens.
Compile individual subdirectories of the kernel with LOCK prefix,
then down to files.

Also always double check the results.

-Andi

--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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