Re: [PATCH RFC 0/5] Eliminate double-copying of FP/VMX/VSX state

2013-09-09 Thread Alexander Graf
On 09.09.2013, at 11:38, Michael Neuling wrote: > Alexander Graf wrote: > >> >> On 09.09.2013, at 09:28, Michael Neuling wrote: >> At present, PR KVM and BookE KVM does multiple copies of FP and related state because of the way that they use the arrays in the thread_struct as a

Re: [PATCH RFC 0/5] Eliminate double-copying of FP/VMX/VSX state

2013-09-09 Thread Michael Neuling
Alexander Graf wrote: > > On 09.09.2013, at 09:28, Michael Neuling wrote: > > >> At present, PR KVM and BookE KVM does multiple copies of FP and > >> related state because of the way that they use the arrays in the > >> thread_struct as an intermediate staging post for the state. They do > >>

RE: vfio for platform devices - 9/5/2012 - minutes

2013-09-09 Thread Sethi Varun-B16395
Hi Will, Just trying to understand the scope of platform device assignment to guest on ARM. So, are the AMBA devices also represented in the device tree? Regards Varun > -Original Message- > From: kvm-ppc-ow...@vger.kernel.org [mailto:kvm-ppc- > ow...@vger.kernel.org] On Behalf Of Will D

Re: vfio for platform devices - 9/5/2012 - minutes

2013-09-09 Thread Will Deacon
On Fri, Sep 06, 2013 at 07:20:19PM +0100, Yoder Stuart-B08248 wrote: > Adding Will... [...] > > I have a query about the ARM SMMU driver. In the ARM smmu driver I see, > > that bus notifiers are registered for both amba and platform bus. Amba is > > the I/O interconnect, right? Why is bus notifie

Re: [PATCH RFC 0/5] Eliminate double-copying of FP/VMX/VSX state

2013-09-09 Thread Alexander Graf
On 09.09.2013, at 09:28, Michael Neuling wrote: >> At present, PR KVM and BookE KVM does multiple copies of FP and >> related state because of the way that they use the arrays in the >> thread_struct as an intermediate staging post for the state. They do >> this so that they can use the existing

Re: [PATCH RFC 0/5] Eliminate double-copying of FP/VMX/VSX state

2013-09-09 Thread Michael Neuling
> At present, PR KVM and BookE KVM does multiple copies of FP and > related state because of the way that they use the arrays in the > thread_struct as an intermediate staging post for the state. They do > this so that they can use the existing system functions for loading > and saving state, and