[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH RFC v12 08/21] pvh: vmx-specific changes
>>> On 13.09.13 at 18:38, George Dunlap <george.dunlap@xxxxxxxxxxxxx> wrote: > On 13/09/13 17:25, George Dunlap wrote: >> + /* PVH: Why is ET not set? */ >> + v->arch.hvm_vcpu.guest_cr[0] = is_pvh_domain(d) ? >> + ( X86_CR0_PG | X86_CR0_NE | X86_CR0_PE | X86_CR0_WP ) >> + : ( X86_CR0_PE | X86_CR0_ET ); > > I also couldn't figure out why CR0_ET wasn't set for PVH vms; is it not > set for PV vms? This one's certainly wrong - it shouldn't even be possible to clear CR0.ET in hardware on anything post-486 (i.e. trying to clear it would be silently ignored by the hardware, and not setting it in the code above is merely confusing, but not actively breaking anything). Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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