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Re: [Xen-devel] [V9 1/3] x86/xsaves: enable xsaves/xrstors/xsavec in xen
- To: "Shuai Ruan" <shuai.ruan@xxxxxxxxxxxxxxx>
- From: "Jan Beulich" <JBeulich@xxxxxxxx>
- Date: Thu, 05 Nov 2015 03:13:01 -0700
- Cc: kevin.tian@xxxxxxxxx, wei.liu2@xxxxxxxxxx, Ian.Campbell@xxxxxxxxxx, stefano.stabellini@xxxxxxxxxxxxx, andrew.cooper3@xxxxxxxxxx, ian.jackson@xxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxx, jun.nakajima@xxxxxxxxx, keir@xxxxxxx
- Delivery-date: Thu, 05 Nov 2015 10:13:32 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
>>> On 05.11.15 at 10:57, <shuai.ruan@xxxxxxxxxxxxxxx> wrote:
> Ok. So alternative_input will not used here (means use the way
> xrstor in Patch 8)? Or put the XSTATE_FIXUP into alternative_input ?
> Which one is ok to you ?
The latter, if necessary by extending alternative_input() accordingly
(or provide a second, more flexible variant if need be; iirc Linux has
gained a couple of variants over the years).
Jan
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