>>> On 02.06.16 at 13:44, <andrew.coop...@citrix.com> wrote: > On 02/06/16 12:34, Jan Beulich wrote: >>>>> On 02.06.16 at 13:12, <andrew.coop...@citrix.com> wrote: >>> and a >>> preemptive fix on the HVM side to avoid advertising any XSS states, as >>> we don't support any yet. >> I don't think I really like this part. What's wrong with keeping >> things the way they are? > > We currently blindly trust the toolstack-provided values for > CPUID.7[1].ECX/EDX, which are the valid XSS bits. > > Given that the bug trying to be fixed here is that Linux writes > CPUID.7[0].EAX/EDX directly into %xcr0, I felt it prudent to make the > same fix for XSS.
Oh, you're right - this is actually well in line with the rest of the change. Keep it. Jan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
