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Re: [Xen-devel] [PATCH 0/2] make hypercall preemption checks consistent




4 March 2014 11:21
- never preempt on the first iteration (ensure forward progress)
- never preempt on the last iteration (pointless/wasteful)
- do cheap checks first

1: common: make hypercall preemption checks consistent
2: x86: make hypercall preemption checks consistent

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Acked-by: Keir Fraser <keir@xxxxxxx>
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