14 lines
531 B
Diff
14 lines
531 B
Diff
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--- 2013-01-08.orig/xen/arch/x86/domain.c 2013-01-08 00:00:00.000000000 +0100
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+++ 2013-01-08/xen/arch/x86/domain.c 2013-01-15 15:46:17.000000000 +0100
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@@ -834,7 +834,9 @@ int arch_set_info_guest(
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v->arch.vgc_flags = flags;
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- memcpy(v->arch.fpu_ctxt, &c.nat->fpu_ctxt, sizeof(c.nat->fpu_ctxt));
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+ if ( flags & VGCF_I387_VALID )
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+ memcpy(v->arch.fpu_ctxt, &c.nat->fpu_ctxt, sizeof(c.nat->fpu_ctxt));
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+
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if ( !compat )
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{
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memcpy(&v->arch.user_regs, &c.nat->user_regs, sizeof(c.nat->user_regs));
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