Yonghua Huang a2bffc7630 hv: pass-through xsave feature to guests ... enable Xsave feature and pass-through it to guests update based on v2: - enable host xsave before expose it to guests. - add validation for the value to be set to 'xcr0' before call xsetbv when handling xsetbv vmexit. - tested in SOS guest, created two threads to do different FP calculations,test code runs in user land of sos. Signed-off-by: Yonghua Huang <yonghua.huang@intel.com> Acked-by: Eddie Dong <eddie.dong@intel.com>		2018-04-03 17:50:27 +08:00
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x86	hv: pass-through xsave feature to guests	2018-04-03 17:50:27 +08:00