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

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Tue, 2014-03-04 at 11:30 +0000, Jan Beulich wrote:
> >>> On 04.03.14 at 12:21, "Jan Beulich" <JBeulich@xxxxxxxx> wrote:
> > - 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
> 
> And just to clarify - this time I did check ARM, and the two uses
> of hypercall_preempt_check() it currently has look okay.

Thanks!

Ian.



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