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Re: [Xen-devel] xen trouble while guest excute float app
| To: | ywzheng <ywzheng@xxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] xen trouble while guest excute float app |
| From: | Tim Deegan <Tim.Deegan@xxxxxxxxxx> |
| Date: | Mon, 6 Sep 2010 11:32:54 +0100 |
| Cc: | xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Mon, 06 Sep 2010 03:33:47 -0700 |
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| In-reply-to: | <201009060951425274927@xxxxxxxxxxxxxxxx> |
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At 02:51 +0100 on 06 Sep (1283741502), ywzheng wrote: > When I use ?xm migrate ?live win1 hosta?, (hosta is the same computer), > sometime print f = -1.#IND0, sometime goto BUG(). Why()? > > Then I use xen-4.0.1-rc6, the same thing happen. Is this a BUG of xen? Yes, this bug was introduced by Intel's patches to support XSAVE, which broke save/restore. Unfortunately it was only fixed very recently so it's not fixed in 4.0.1; you'll need the very latest 4.0-testing Xen. Cheers, Tim. > My CPU is Intel Xeon L5408.When I use other CPU, for example Xeon L5420,I > rarely meet the problem. > > 2010-09-06 > ________________________________ > ywzheng -- Tim Deegan <Tim.Deegan@xxxxxxxxxx> Principal Software Engineer, XenServer Engineering Citrix Systems UK Ltd. (Company #02937203, SL9 0BG) _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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