Re: [PATCH v2] KVM/PPC Patch for KVM issue in real mode

2016-11-30 Thread Balbir Singh
On 30/11/16 19:35, Aneesh Kumar K.V wrote: > Balbir Singh writes: > >> Some KVM functions for book3s_hv are called in real mode. >> In real mode the top 4 bits of the address space are ignored, >> hence an address beginning with 0xc000+offset is the >> same as

Re: [PATCH v2] KVM/PPC Patch for KVM issue in real mode

2016-11-30 Thread Aneesh Kumar K.V
Balbir Singh writes: > Some KVM functions for book3s_hv are called in real mode. > In real mode the top 4 bits of the address space are ignored, > hence an address beginning with 0xc000+offset is the > same as 0xd000+offset. The issue was observed when > a kvm

[PATCH v2] KVM/PPC Patch for KVM issue in real mode

2016-11-29 Thread Balbir Singh
Some KVM functions for book3s_hv are called in real mode. In real mode the top 4 bits of the address space are ignored, hence an address beginning with 0xc000+offset is the same as 0xd000+offset. The issue was observed when a kvm memslot resolution lead to random values when access from