KVM: PPC: e500: Mask MAS2 EPN high 32-bits in 32/64 tlbwe emulation

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

Mask high 32 bits of MAS2's effective page number in tlbwe emulation for guests
running in 32-bit mode.

Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>

authored by

Mihai Caraman and committed by

Alexander Graf 13 years ago 9e2fa646 8823a8fd

1 changed file

expand all

arch

powerpc

kvm

e500_tlb.c

arch/powerpc/kvm/e500_tlb.c

··· 871 871 872 872 gtlbe->mas1 = vcpu->arch.shared->mas1; 873 873 gtlbe->mas2 = vcpu->arch.shared->mas2; 874 + if (!(vcpu->arch.shared->msr & MSR_CM)) 875 + gtlbe->mas2 &= 0xffffffffUL; 874 876 gtlbe->mas7_3 = vcpu->arch.shared->mas7_3; 875 877 876 878 trace_kvm_booke206_gtlb_write(vcpu->arch.shared->mas0, gtlbe->mas1,