Re: [PATCH v3 ppc-for-5.0 2/2] ppc/spapr: Support reboot of secure pseries guest

2019-12-18 Thread David Gibson
On Wed, Dec 18, 2019 at 02:22:49PM +0100, Greg Kurz wrote: > On Wed, 18 Dec 2019 10:02:08 +0530 > Bharata B Rao wrote: > > > A pseries guest can be run as a secure guest on Ultravisor-enabled > > POWER platforms. When such a secure guest is reset, we need to > > release/reset a few resources both

Re: [PATCH v3 ppc-for-5.0 2/2] ppc/spapr: Support reboot of secure pseries guest

2019-12-18 Thread Greg Kurz
On Wed, 18 Dec 2019 10:02:08 +0530 Bharata B Rao wrote: > A pseries guest can be run as a secure guest on Ultravisor-enabled > POWER platforms. When such a secure guest is reset, we need to > release/reset a few resources both on ultravisor and hypervisor side. > This is achieved by invoking this

Re: [PATCH v3 ppc-for-5.0 2/2] ppc/spapr: Support reboot of secure pseries guest

2019-12-18 Thread Cédric Le Goater
On 18/12/2019 05:32, Bharata B Rao wrote: > A pseries guest can be run as a secure guest on Ultravisor-enabled > POWER platforms. When such a secure guest is reset, we need to > release/reset a few resources both on ultravisor and hypervisor side. > This is achieved by invoking this new ioctl KVM_P

[PATCH v3 ppc-for-5.0 2/2] ppc/spapr: Support reboot of secure pseries guest

2019-12-17 Thread Bharata B Rao
A pseries guest can be run as a secure guest on Ultravisor-enabled POWER platforms. When such a secure guest is reset, we need to release/reset a few resources both on ultravisor and hypervisor side. This is achieved by invoking this new ioctl KVM_PPC_SVM_OFF from the machine reset path. As part o