Re: [PATCH v2 3/3] KVM: x86: #GP when attempts to write reserved bits of Variable Range MTRRs

2014-08-31 Thread Wanpeng Li
On Fri, Aug 29, 2014 at 06:47:54PM +0200, Paolo Bonzini wrote: Il 19/08/2014 11:04, Wanpeng Li ha scritto: Section 11.11.2.3 of the SDM mentions All other bits in the IA32_MTRR_PHYSBASEn and IA32_MTRR_PHYSMASKn registers are reserved; the processor generates a general-protection

Re: [PATCH v2 3/3] KVM: x86: #GP when attempts to write reserved bits of Variable Range MTRRs

2014-08-29 Thread Paolo Bonzini
Il 19/08/2014 11:04, Wanpeng Li ha scritto: Section 11.11.2.3 of the SDM mentions All other bits in the IA32_MTRR_PHYSBASEn and IA32_MTRR_PHYSMASKn registers are reserved; the processor generates a general-protection exception(#GP) if software attempts to write to them. This patch do it

Re: [PATCH v2 3/3] KVM: x86: #GP when attempts to write reserved bits of Variable Range MTRRs

2014-08-29 Thread Jan Kiszka
On 2014-08-29 18:47, Paolo Bonzini wrote: Il 19/08/2014 11:04, Wanpeng Li ha scritto: Section 11.11.2.3 of the SDM mentions All other bits in the IA32_MTRR_PHYSBASEn and IA32_MTRR_PHYSMASKn registers are reserved; the processor generates a general-protection exception(#GP) if software

[PATCH v2 3/3] KVM: x86: #GP when attempts to write reserved bits of Variable Range MTRRs

2014-08-19 Thread Wanpeng Li
Section 11.11.2.3 of the SDM mentions All other bits in the IA32_MTRR_PHYSBASEn and IA32_MTRR_PHYSMASKn registers are reserved; the processor generates a general-protection exception(#GP) if software attempts to write to them. This patch do it in kvm. Signed-off-by: Wanpeng Li

Re: [PATCH v2 3/3] KVM: x86: #GP when attempts to write reserved bits of Variable Range MTRRs

2014-08-19 Thread Paolo Bonzini
Il 19/08/2014 11:04, Wanpeng Li ha scritto: Section 11.11.2.3 of the SDM mentions All other bits in the IA32_MTRR_PHYSBASEn and IA32_MTRR_PHYSMASKn registers are reserved; the processor generates a general-protection exception(#GP) if software attempts to write to them. This patch do it