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kvm/ppc/e500: h2g_tlb1_rmap: esel 0 is valid

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Add one to esel values in h2g_tlb1_rmap, so that "no mapping" can be
distinguished from "esel 0".  Note that we're not saved by the fact
that host esel 0 is reserved for non-KVM use, because KVM host esel
numbering is not the raw host numbering (see to_htlb1_esel).

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Scott Wood 2013-02-13 19:37:48 +00:00 committed by Alexander Graf
parent 15b708beee
commit d6940b6416
1 changed files with 2 additions and 2 deletions
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4
arch/powerpc/kvm/e500_mmu_host.c
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@ -511,10 +511,10 @@ static int kvmppc_e500_tlb1_map_tlb1(struct kvmppc_vcpu_e500 *vcpu_e500,
vcpu_e500->g2h_tlb1_map[esel] |= (u64)1 << sesel;
vcpu_e500->gtlb_priv[1][esel].ref.flags |= E500_TLB_BITMAP;
if (vcpu_e500->h2g_tlb1_rmap[sesel]) {
unsigned int idx = vcpu_e500->h2g_tlb1_rmap[sesel];
unsigned int idx = vcpu_e500->h2g_tlb1_rmap[sesel] - 1;
vcpu_e500->g2h_tlb1_map[idx] &= ~(1ULL << sesel);
}
vcpu_e500->h2g_tlb1_rmap[sesel] = esel;
vcpu_e500->h2g_tlb1_rmap[sesel] = esel + 1;
return sesel;
}