Re: [PATCH] KVM: nSVM: Check for NRIPS support before updating control field

2015-06-17 Thread Paolo Bonzini
On 11/06/2015 08:05, Bandan Das wrote: > > If hardware doesn't support DecodeAssist - a feature that provides > more information about the intercept in the VMCB, KVM decodes the > instruction and then updates the next_rip vmcb control field. > However, NRIP support itself depends on cpuid

Re: [PATCH] KVM: nSVM: Check for NRIPS support before updating control field

2015-06-17 Thread Paolo Bonzini
On 11/06/2015 08:05, Bandan Das wrote: If hardware doesn't support DecodeAssist - a feature that provides more information about the intercept in the VMCB, KVM decodes the instruction and then updates the next_rip vmcb control field. However, NRIP support itself depends on cpuid

[PATCH] KVM: nSVM: Check for NRIPS support before updating control field

2015-06-11 Thread Bandan Das
If hardware doesn't support DecodeAssist - a feature that provides more information about the intercept in the VMCB, KVM decodes the instruction and then updates the next_rip vmcb control field. However, NRIP support itself depends on cpuid Fn8000_000A_EDX[NRIPS]. Since

[PATCH] KVM: nSVM: Check for NRIPS support before updating control field

2015-06-11 Thread Bandan Das
If hardware doesn't support DecodeAssist - a feature that provides more information about the intercept in the VMCB, KVM decodes the instruction and then updates the next_rip vmcb control field. However, NRIP support itself depends on cpuid Fn8000_000A_EDX[NRIPS]. Since