Re: [PATCH]KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-18 Thread Marcelo Tosatti
On Wed, Nov 17, 2010 at 11:40:17AM +0800, Shane Wang wrote: > Inform user to either disable TXT in the BIOS or do TXT launch with tboot > before enabling KVM since some BIOSes do not set > FEATURE_CONTROL_VMXON_ENABLED_OUTSIDE_SMX bit when TXT is enabled. > > Signed-off-by: Shane Wang > --- >

RE: [PATCH]KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-17 Thread Wang, Shane
Subject: Re: [PATCH]KVM: VMX: Inform user about INTEL_TXT dependency Am 17.11.2010 04:40, Shane Wang wrote: > Inform user to either disable TXT in the BIOS or do TXT launch with tboot > before enabling KVM since some BIOSes do not set > FEATURE_CONTROL_VMXON_ENABLED_OUTSIDE_SMX bit wh

Re: [PATCH]KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-16 Thread Jan Kiszka
Am 17.11.2010 04:40, Shane Wang wrote: > Inform user to either disable TXT in the BIOS or do TXT launch with tboot > before enabling KVM since some BIOSes do not set > FEATURE_CONTROL_VMXON_ENABLED_OUTSIDE_SMX bit when TXT is enabled. > > Signed-off-by: Shane Wang > --- > arch/x86/kvm/vmx.c |

RE: [PATCH] KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-16 Thread Wang, Shane
Jan Kiszka wrote: > Am 16.11.2010 14:02, Cihula, Joseph wrote: >>> From: Jan Kiszka [mailto:jan.kis...@siemens.com] >>> Sent: Tuesday, November 16, 2010 6:23 PM >>> >>> Am 16.11.2010 05:48, Wang, Shane wrote: Avi Kivity wrote: > On 11/14/2010 12:41 PM, Jan Kiszka wrote: >> Am 14.11.20

Re: [PATCH] KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-16 Thread Jan Kiszka
Am 16.11.2010 14:02, Cihula, Joseph wrote: >> From: Jan Kiszka [mailto:jan.kis...@siemens.com] >> Sent: Tuesday, November 16, 2010 6:23 PM >> >> Am 16.11.2010 05:48, Wang, Shane wrote: >>> Avi Kivity wrote: On 11/14/2010 12:41 PM, Jan Kiszka wrote: > Am 14.11.2010 11:30, Avi Kivity wrote:

RE: [PATCH] KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-16 Thread Cihula, Joseph
> From: Jan Kiszka [mailto:jan.kis...@siemens.com] > Sent: Tuesday, November 16, 2010 6:23 PM > > Am 16.11.2010 05:48, Wang, Shane wrote: > > Avi Kivity wrote: > >> On 11/14/2010 12:41 PM, Jan Kiszka wrote: > >>> Am 14.11.2010 11:30, Avi Kivity wrote: > On 11/14/2010 11:18 AM, Jan Kiszka wro

Re: [PATCH] KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-16 Thread Jan Kiszka
Am 16.11.2010 05:48, Wang, Shane wrote: > Avi Kivity wrote: >> On 11/14/2010 12:41 PM, Jan Kiszka wrote: >>> Am 14.11.2010 11:30, Avi Kivity wrote: On 11/14/2010 11:18 AM, Jan Kiszka wrote: > From: Jan Kiszka > > Without CONFIG_INTEL_TXT, the user must not enable this feature >>

RE: [PATCH] KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-15 Thread Wang, Shane
Avi Kivity wrote: > On 11/14/2010 12:41 PM, Jan Kiszka wrote: >> Am 14.11.2010 11:30, Avi Kivity wrote: >>> On 11/14/2010 11:18 AM, Jan Kiszka wrote: From: Jan Kiszka Without CONFIG_INTEL_TXT, the user must not enable this feature in the BIOS. Otherwise, KVM will not work.

Re: [PATCH] KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-14 Thread Avi Kivity
On 11/14/2010 12:41 PM, Jan Kiszka wrote: Am 14.11.2010 11:30, Avi Kivity wrote: > On 11/14/2010 11:18 AM, Jan Kiszka wrote: >> From: Jan Kiszka >> >> Without CONFIG_INTEL_TXT, the user must not enable this feature in the >> BIOS. Otherwise, KVM will not work. Explain this dependency via a ke

Re: [PATCH] KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-14 Thread Jan Kiszka
Am 14.11.2010 11:30, Avi Kivity wrote: > On 11/14/2010 11:18 AM, Jan Kiszka wrote: >> From: Jan Kiszka >> >> Without CONFIG_INTEL_TXT, the user must not enable this feature in the >> BIOS. Otherwise, KVM will not work. Explain this dependency via a kernel >> log message. >> >> Signed-off-by: Jan Ki

Re: [PATCH] KVM: VMX: Inform user about INTEL_TXT dependency

2010-11-14 Thread Avi Kivity
On 11/14/2010 11:18 AM, Jan Kiszka wrote: From: Jan Kiszka Without CONFIG_INTEL_TXT, the user must not enable this feature in the BIOS. Otherwise, KVM will not work. Explain this dependency via a kernel log message. Signed-off-by: Jan Kiszka --- arch/x86/kvm/vmx.c |7 ++- 1 files cha