Re: [PATCH v2 00/25] arm64: KVM: Mediate access to GICv3 sysregs at EL2

2017-06-08 Thread Alexander Graf
On 01.06.17 12:20, Marc Zyngier wrote: Some systems have less than perfect GICv3 implementations, leading to all kind of ugly issues (guest hanging, host dying). In order to allow some level of diagnostic, and in some cases implement workarounds, this series enables the trapping of both Group-0

Re: [PATCH v2 00/25] arm64: KVM: Mediate access to GICv3 sysregs at EL2

2017-06-02 Thread David Daney
On 06/02/2017 02:11 AM, Marc Zyngier wrote: On 01/06/17 22:00, David Daney wrote: On 06/01/2017 03:20 AM, Marc Zyngier wrote: Some systems have less than perfect GICv3 implementations, leading to all kind of ugly issues (guest hanging, host dying). In order to allow some level of diagnostic, an

Re: [PATCH v2 00/25] arm64: KVM: Mediate access to GICv3 sysregs at EL2

2017-06-02 Thread Marc Zyngier
On 01/06/17 22:00, David Daney wrote: > On 06/01/2017 03:20 AM, Marc Zyngier wrote: >> Some systems have less than perfect GICv3 implementations, leading to >> all kind of ugly issues (guest hanging, host dying). In order to allow >> some level of diagnostic, and in some cases implement workarounds

Re: [PATCH v2 00/25] arm64: KVM: Mediate access to GICv3 sysregs at EL2

2017-06-01 Thread David Daney
On 06/01/2017 03:20 AM, Marc Zyngier wrote: Some systems have less than perfect GICv3 implementations, leading to all kind of ugly issues (guest hanging, host dying). In order to allow some level of diagnostic, and in some cases implement workarounds, this series enables the trapping of both Grou

[PATCH v2 00/25] arm64: KVM: Mediate access to GICv3 sysregs at EL2

2017-06-01 Thread Marc Zyngier
Some systems have less than perfect GICv3 implementations, leading to all kind of ugly issues (guest hanging, host dying). In order to allow some level of diagnostic, and in some cases implement workarounds, this series enables the trapping of both Group-0, Group-1 and Common sysregs. Mediating the