* Jeremy Fitzhardinge <jeremy@goop.org> wrote:

quoted text
> Hi Ingo,
> 
> This series has some updates to Xen's spinlock implementation,
> including adding a set of performance measurements in debugfs.
> 
> The series consists of:
>  - correctly deal with a spinlock in an interrupt handler interrupting
>    another spinlock spinning on a lock. [2.6.27 bugfix]
>  - Add Xen debugfs support, including performance metrics for
>    spinlocks, multicalls and mmu operations.
>  - Allow interrupts to be enabled while spinning (blocking) for a lock
>  - Measure time spinlocks spend blocked

applied to tip/x86/xen - thanks Jeremy.

	Ingo
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