Re: [RFC] Add markers into semaphore primitives

[Peter Zijlstra]

On Mon, 2007-11-12 at 16:52 -0800, David J. Wilder wrote:
> This patch adds several markers around semaphore primitives.
> Along with a tracing application this patch can be useful for measuring
> kernel semaphore usage and contention.

It would be much better to help in eradicating every last semaphore user
and then these statistics will be provided by lockstat.


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