Re: [Xen-devel] [PATCH v11 5/5] x86emul: Raise #UD when emulating an unimplemented instruction.

2017-09-19 Thread Jan Beulich
>>> On 12.09.17 at 16:32, wrote: > Modified the behavior of hvm_emulate_one_insn and > vmx_realmode_emulate_one to generate an Invalid Opcode trap when > X86EMUL_UNIMPLEMENTED is returned by the emulator instead of just > crashing the domain. Along the lines of my comments on the earlier patch, I

Re: [Xen-devel] [PATCH v11 5/5] x86emul: Raise #UD when emulating an unimplemented instruction.

2017-09-18 Thread Tian, Kevin
> From: Petre Pircalabu [mailto:ppircal...@bitdefender.com] > Sent: Tuesday, September 12, 2017 10:32 PM > > Modified the behavior of hvm_emulate_one_insn and > vmx_realmode_emulate_one to generate an Invalid Opcode trap when > X86EMUL_UNIMPLEMENTED is returned by the emulator instead of just > cr