Re: [Xen-devel] [V7 1/4] x86/xsaves: add basic definitions/helpers to support xsaves

[Shuai Ruan <shuai.ruan@xxxxxxxxxxxxxxx>]

On Tue, Oct 20, 2015 at 02:26:46PM +0100, Andrew Cooper wrote:
> On 20/10/15 09:21, Shuai Ruan wrote:
> > This patch add basic definitions/helpers which will be used in
> > later patches.
> >
> *this_xss = xss;
> 
> Using this_cpu() multiple times cannot be optimised by compiler (because
> of the underlying definition), which is why the optimisation is
> performed manually by pulling the value out as a pointer.
> 
Ok. I will fix this in next version.
> ~Andrew
> 

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