Re: [Xen-devel] [PATCH] Bug-fixes to enable PV ticketlock to work under Xen PVHVM with Linux v3.12. (v2)

[David Vrabel <david.vrabel@xxxxxxxxxx>]

On 09/09/13 16:11, Konrad Rzeszutek Wilk wrote:
> 
> I had run some light performance tests with two guests - each over subscribed 
> by
> 2:1 and running a spinlock_hog wherein each CPU tries to get a lock. The 
> machine
> is a 4 CPU Intel, and each guest is running with 8 VCPUs.
> 
> It is not a perfect test-case - for that I have asked our internal performance
> engineer to test it out with various workloads and guests.
> 
> However it does demonstrate that these patches do work and they do not
> incur any performance regressions (and yes, they do show a performance
> improvement).

Good enough for me, let's get these into 3.12.

David

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