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authorScott Wood <scottwood@freescale.com>2013-02-13 19:37:48 +0000
committerAlexander Graf <agraf@suse.de>2013-03-22 01:21:11 +0100
commitd6940b64167829f0367dbda65ddafb59efbd29c7 (patch)
tree1b9f6343c468efbeae0163c625009d42f68822d9 /arch/powerpc/kvm
parent15b708beee6841e0a59ded702c8bfe3042a5b5a4 (diff)
downloadop-kernel-dev-d6940b64167829f0367dbda65ddafb59efbd29c7.zip
op-kernel-dev-d6940b64167829f0367dbda65ddafb59efbd29c7.tar.gz
kvm/ppc/e500: h2g_tlb1_rmap: esel 0 is valid
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>
Diffstat (limited to 'arch/powerpc/kvm')
-rw-r--r--arch/powerpc/kvm/e500_mmu_host.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kvm/e500_mmu_host.c b/arch/powerpc/kvm/e500_mmu_host.c
index a222edf..35fb80e 100644
--- a/arch/powerpc/kvm/e500_mmu_host.c
+++ b/arch/powerpc/kvm/e500_mmu_host.c
@@ -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;
}
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