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authorAlexey Kardashevskiy <aik@ozlabs.ru>2020-06-11 13:05:59 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2020-06-12 16:19:53 +1000
commite881bfaf5a5f409390973e076333281465f2b0d9 (patch)
tree53768e44e785871ad2371ab680e438c1a37270e3 /arch
parent7ae77150d94d3b535c7b85e6b3647113095e79bf (diff)
KVM: PPC: Fix nested guest RC bits update
Before commit 6cdf30375f82 ("powerpc/kvm/book3s: Use kvm helpers to walk shadow or secondary table") we called __find_linux_pte() with a page table pointer from a kvm_nested_guest struct but now we rely on kvmhv_find_nested() which takes an L1 LPID and returns a kvm_nested_guest pointer, however we pass a L0 LPID there and the L2 guest hangs. This fixes the LPID passed to kvmppc_hv_handle_set_rc(). Fixes: 6cdf30375f82 ("powerpc/kvm/book3s: Use kvm helpers to walk shadow or secondary table") Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20200611030559.75257-1-aik@ozlabs.ru
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kvm/book3s_hv_nested.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/kvm/book3s_hv_nested.c b/arch/powerpc/kvm/book3s_hv_nested.c
index 66c38ee37fd5..75993f44519b 100644
--- a/arch/powerpc/kvm/book3s_hv_nested.c
+++ b/arch/powerpc/kvm/book3s_hv_nested.c
@@ -1234,7 +1234,7 @@ static long kvmhv_handle_nested_set_rc(struct kvm_vcpu *vcpu,
/* Set the rc bit in the pte of the shadow_pgtable for the nest guest */
ret = kvmppc_hv_handle_set_rc(kvm, true, writing,
- n_gpa, gp->shadow_lpid);
+ n_gpa, gp->l1_lpid);
if (!ret)
ret = -EINVAL;
else