Messages in this thread | | | Date | Mon, 21 Jul 2014 10:20:40 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH] x86_32, entry: store badsys error code in %eax |
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On 07/21/2014 09:53 AM, Andy Lutomirski wrote: > On Sun, Jul 20, 2014 at 3:07 PM, H. Peter Anvin <hpa@zytor.com> wrote: >> This is not a subtle regression at all. It is in fact a very very serious one. > > Indeed. > > Does this really work correctly on sysenter? It sure looks like the > sysenter path has the same problem. > > Grr. I'm not set up to properly test 32-bit kernels. The patch looks > correct, but I'm obviously not an infallible authority on "looking > correct" when it comes to entry_32.S. > > --Andy >
KVM is great for that sort of things.
-hpa
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