Re: [PATCH v2] arm64: kvm: fix IDMAP overlap with HYP VA

2020-01-20 Thread Marc Zyngier
On Sun, 19 Jan 2020 19:43:40 + Russell King - ARM Linux admin wrote: > On Sun, Jan 19, 2020 at 05:43:27PM +, Marc Zyngier wrote: > > On Sat, 28 Dec 2019 11:57:14 + > > Russell King wrote: > > > > > Booting 5.4 on LX2160A reveals that KVM is non-functional: > > > > > > kvm:

Re: [PATCH v2] arm64: kvm: fix IDMAP overlap with HYP VA

2020-01-19 Thread Russell King - ARM Linux admin
On Sun, Jan 19, 2020 at 05:43:27PM +, Marc Zyngier wrote: > On Sat, 28 Dec 2019 11:57:14 + > Russell King wrote: > > > Booting 5.4 on LX2160A reveals that KVM is non-functional: > > > > kvm: Limiting the IPA size due to kernel Virtual Address limit > > kvm [1]: IPA Size Limit: 43bits >

Re: [PATCH v2] arm64: kvm: fix IDMAP overlap with HYP VA

2020-01-19 Thread Marc Zyngier
On Sat, 28 Dec 2019 11:57:14 + Russell King wrote: > Booting 5.4 on LX2160A reveals that KVM is non-functional: > > kvm: Limiting the IPA size due to kernel Virtual Address limit > kvm [1]: IPA Size Limit: 43bits > kvm [1]: IDMAP intersecting with HYP VA, unable to continue > kvm [1]: error

[PATCH v2] arm64: kvm: fix IDMAP overlap with HYP VA

2019-12-28 Thread Russell King
Booting 5.4 on LX2160A reveals that KVM is non-functional: kvm: Limiting the IPA size due to kernel Virtual Address limit kvm [1]: IPA Size Limit: 43bits kvm [1]: IDMAP intersecting with HYP VA, unable to continue kvm [1]: error initializing Hyp mode: -22 Debugging shows: kvm [1]: IDMAP page: