[Xen-devel] Re: [PATCH] xen: clarify locking used when pinning a pagetable.

[Ingo Molnar <mingo@xxxxxxx>]

* Jeremy Fitzhardinge <jeremy@xxxxxxxx> wrote:

> Add some comments explaining the locking and pinning algorithm when 
> using split pte locks.  Also implement a minor optimisation of not 
> pinning the PTE when not using split pte locks.

applied these commits to tip/x86/xen:

 7708ad6: xen: add xen_ prefixes to make tracing with ftrace easier
 11ad93e: xen: clarify locking used when pinning a pagetable.
 63d3a75: x86/paravirt: add spin_lock_flags lock op
 6e83358: xen: clean up domain mode predicates

Thanks,

        Ingo

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