[PATCH 1/5] KVM: PPC: e500: Move VCPU's MMUCFG register initialization earlier
From: Mihai Caraman <hidden>
Date: 2013-01-30 13:29:58
Also in:
kvm
Subsystem:
kernel virtual machine for powerpc (kvm/powerpc), linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Michael Ellerman, Linus Torvalds
VCPU's MMUCFG register initialization should not depend on KVM_CAP_SW_TLB ioctl call. Move it earlier into tlb initalization phase. Signed-off-by: Mihai Caraman <redacted> --- arch/powerpc/kvm/e500_mmu.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kvm/e500_mmu.c b/arch/powerpc/kvm/e500_mmu.c
index 5c44759..bb1b2b0 100644
--- a/arch/powerpc/kvm/e500_mmu.c
+++ b/arch/powerpc/kvm/e500_mmu.c@@ -692,8 +692,6 @@ int kvm_vcpu_ioctl_config_tlb(struct kvm_vcpu *vcpu, vcpu_e500->gtlb_offset[0] = 0; vcpu_e500->gtlb_offset[1] = params.tlb_sizes[0]; - vcpu->arch.mmucfg = mfspr(SPRN_MMUCFG) & ~MMUCFG_LPIDSIZE; - vcpu->arch.tlbcfg[0] &= ~(TLBnCFG_N_ENTRY | TLBnCFG_ASSOC); if (params.tlb_sizes[0] <= 2048) vcpu->arch.tlbcfg[0] |= params.tlb_sizes[0];
@@ -781,6 +779,8 @@ int kvmppc_e500_tlb_init(struct kvmppc_vcpu_e500 *vcpu_e500) if (!vcpu_e500->g2h_tlb1_map) goto err; + vcpu->arch.mmucfg = mfspr(SPRN_MMUCFG) & ~MMUCFG_LPIDSIZE; + /* Init TLB configuration register */ vcpu->arch.tlbcfg[0] = mfspr(SPRN_TLB0CFG) & ~(TLBnCFG_N_ENTRY | TLBnCFG_ASSOC);
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1.7.4.1