Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-11 Thread Dave Martin
On Wed, Jul 11, 2018 at 10:05:50AM +0100, Suzuki K Poulose wrote: > On 10/07/18 18:03, Dave Martin wrote: > >On Tue, Jul 10, 2018 at 05:38:39PM +0100, Suzuki K Poulose wrote: > >>On 09/07/18 14:37, Dave Martin wrote: > >>>On Mon, Jul 09, 2018 at 01:29:42PM +0100, Marc Zyngier wrote: > On

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-11 Thread Suzuki K Poulose
On 10/07/18 18:03, Dave Martin wrote: On Tue, Jul 10, 2018 at 05:38:39PM +0100, Suzuki K Poulose wrote: On 09/07/18 14:37, Dave Martin wrote: On Mon, Jul 09, 2018 at 01:29:42PM +0100, Marc Zyngier wrote: On 09/07/18 12:23, Dave Martin wrote: [...] Wedging arguments into a few bits in the

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-10 Thread Dave Martin
On Tue, Jul 10, 2018 at 05:38:39PM +0100, Suzuki K Poulose wrote: > On 09/07/18 14:37, Dave Martin wrote: > >On Mon, Jul 09, 2018 at 01:29:42PM +0100, Marc Zyngier wrote: > >>On 09/07/18 12:23, Dave Martin wrote: [...] > >>>Wedging arguments into a few bits in the type argument feels awkward, >

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-10 Thread Suzuki K Poulose
On 09/07/18 14:37, Dave Martin wrote: On Mon, Jul 09, 2018 at 01:29:42PM +0100, Marc Zyngier wrote: On 09/07/18 12:23, Dave Martin wrote: On Fri, Jul 06, 2018 at 05:39:00PM +0100, Suzuki K Poulose wrote: On 07/06/2018 04:09 PM, Marc Zyngier wrote: On 06/07/18 14:49, Suzuki K Poulose wrote:

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-09 Thread Dave Martin
On Mon, Jul 09, 2018 at 01:29:42PM +0100, Marc Zyngier wrote: > On 09/07/18 12:23, Dave Martin wrote: > > On Fri, Jul 06, 2018 at 05:39:00PM +0100, Suzuki K Poulose wrote: > >> On 07/06/2018 04:09 PM, Marc Zyngier wrote: > >>> On 06/07/18 14:49, Suzuki K Poulose wrote: > On 04/07/18 23:03,

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-09 Thread Marc Zyngier
On 09/07/18 12:23, Dave Martin wrote: > On Fri, Jul 06, 2018 at 05:39:00PM +0100, Suzuki K Poulose wrote: >> On 07/06/2018 04:09 PM, Marc Zyngier wrote: >>> On 06/07/18 14:49, Suzuki K Poulose wrote: On 04/07/18 23:03, Suzuki K Poulose wrote: > On 07/04/2018 04:51 PM, Will Deacon wrote:

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-09 Thread Dave Martin
On Fri, Jul 06, 2018 at 05:39:00PM +0100, Suzuki K Poulose wrote: > On 07/06/2018 04:09 PM, Marc Zyngier wrote: > >On 06/07/18 14:49, Suzuki K Poulose wrote: > >>On 04/07/18 23:03, Suzuki K Poulose wrote: > >>>On 07/04/2018 04:51 PM, Will Deacon wrote: > Hi Suzuki, > > On Fri, Jun 29,

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-06 Thread Suzuki K Poulose
On 07/06/2018 04:09 PM, Marc Zyngier wrote: On 06/07/18 14:49, Suzuki K Poulose wrote: On 04/07/18 23:03, Suzuki K Poulose wrote: On 07/04/2018 04:51 PM, Will Deacon wrote: Hi Suzuki, On Fri, Jun 29, 2018 at 12:15:35PM +0100, Suzuki K Poulose wrote: Allow specifying the physical address

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-06 Thread Marc Zyngier
On 06/07/18 14:49, Suzuki K Poulose wrote: > On 04/07/18 23:03, Suzuki K Poulose wrote: >> On 07/04/2018 04:51 PM, Will Deacon wrote: >>> Hi Suzuki, >>> >>> On Fri, Jun 29, 2018 at 12:15:35PM +0100, Suzuki K Poulose wrote: Allow specifying the physical address size for a new VM via the

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-06 Thread Suzuki K Poulose
On 04/07/18 23:03, Suzuki K Poulose wrote: On 07/04/2018 04:51 PM, Will Deacon wrote: Hi Suzuki, On Fri, Jun 29, 2018 at 12:15:35PM +0100, Suzuki K Poulose wrote: Allow specifying the physical address size for a new VM via the kvm_type argument for KVM_CREATE_VM ioctl. This allows us to

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-04 Thread Suzuki K Poulose
On 07/04/2018 04:51 PM, Will Deacon wrote: Hi Suzuki, On Fri, Jun 29, 2018 at 12:15:35PM +0100, Suzuki K Poulose wrote: Allow specifying the physical address size for a new VM via the kvm_type argument for KVM_CREATE_VM ioctl. This allows us to finalise the stage2 page table format as early as

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-04 Thread Will Deacon
Hi Suzuki, On Fri, Jun 29, 2018 at 12:15:35PM +0100, Suzuki K Poulose wrote: > Allow specifying the physical address size for a new VM via > the kvm_type argument for KVM_CREATE_VM ioctl. This allows > us to finalise the stage2 page table format as early as possible > and hence perform the right

Re: [PATCH v3 15/20] kvm: arm/arm64: Allow tuning the physical address size for VM

2018-07-02 Thread Suzuki K Poulose
On 02/07/18 14:13, Marc Zyngier wrote: On 29/06/18 12:15, Suzuki K Poulose wrote: Allow specifying the physical address size for a new VM via the kvm_type argument for KVM_CREATE_VM ioctl. This allows us to finalise the stage2 page table format as early as possible and hence perform the right