Re: [PATCH 09/10] KVM: PPC: Support SC1 hypercalls for PAPR in PR mode

2011-08-12 Thread David Gibson
On Fri, Aug 12, 2011 at 07:35:42AM +0200, Alexander Graf wrote: Am 12.08.2011 um 05:33 schrieb David Gibson da...@gibson.dropbear.id.au: On Tue, Aug 09, 2011 at 06:31:47PM +0200, Alexander Graf wrote: PAPR defines hypercalls as SC1 instructions. Using these, the guest modifies page

Re: [PATCH 09/10] KVM: PPC: Support SC1 hypercalls for PAPR in PR mode

2011-08-12 Thread Alexander Graf
Am 12.08.2011 um 09:43 schrieb David Gibson da...@gibson.dropbear.id.au: On Fri, Aug 12, 2011 at 07:35:42AM +0200, Alexander Graf wrote: Am 12.08.2011 um 05:33 schrieb David Gibson da...@gibson.dropbear.id.au: On Tue, Aug 09, 2011 at 06:31:47PM +0200, Alexander Graf wrote: PAPR defines

Re: [PATCH 09/10] KVM: PPC: Support SC1 hypercalls for PAPR in PR mode

2011-08-11 Thread David Gibson
On Tue, Aug 09, 2011 at 06:31:47PM +0200, Alexander Graf wrote: PAPR defines hypercalls as SC1 instructions. Using these, the guest modifies page tables and does other privileged operations that it wouldn't be allowed to do in supervisor mode. This patch adds support for PR KVM to trap these

Re: [PATCH 09/10] KVM: PPC: Support SC1 hypercalls for PAPR in PR mode

2011-08-11 Thread Alexander Graf
Am 12.08.2011 um 05:33 schrieb David Gibson da...@gibson.dropbear.id.au: On Tue, Aug 09, 2011 at 06:31:47PM +0200, Alexander Graf wrote: PAPR defines hypercalls as SC1 instructions. Using these, the guest modifies page tables and does other privileged operations that it wouldn't be allowed

[PATCH 09/10] KVM: PPC: Support SC1 hypercalls for PAPR in PR mode

2011-08-09 Thread Alexander Graf
PAPR defines hypercalls as SC1 instructions. Using these, the guest modifies page tables and does other privileged operations that it wouldn't be allowed to do in supervisor mode. This patch adds support for PR KVM to trap these instructions and route them through the same PAPR hypercall