[PATCH 2/3] KVM: PPC: Initialize linears with zeros

[Alexander Graf]

RMAs and HPT preallocated spaces should be zeroed, so we don't accidently
leak information from previous VM executions.

Signed-off-by: Alexander Graf <ag...@suse.de>
---
 arch/powerpc/kvm/book3s_hv_builtin.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/powerpc/kvm/book3s_hv_builtin.c 
b/arch/powerpc/kvm/book3s_hv_builtin.c
index 1c7e6ab..7caed1d 100644
--- a/arch/powerpc/kvm/book3s_hv_builtin.c
+++ b/arch/powerpc/kvm/book3s_hv_builtin.c
@@ -152,6 +152,7 @@ static struct kvmppc_linear_info *kvm_alloc_linear(int type)
                break;
        }
        spin_unlock(&linear_lock);
+       memset(ri->base_virt, 0, ri->npages << PAGE_SHIFT);
        return ri;
 }
 
-- 
1.6.0.2

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