2012-01-10 16:43:02 +01:00
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From 0d04677df6aabf7404c7bbe454d7be973a773bb0 Mon Sep 17 00:00:00 2001
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From: Alexander Graf <agraf@suse.de>
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Date: Tue, 10 Jan 2012 16:25:27 +0100
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2012-02-01 00:10:40 +01:00
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Subject: [PATCH] PPC: KVM: Ignore SET_ONE_REG failures
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2012-01-10 16:43:02 +01:00
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The SET_ONE_REG interface didn't make it upstream in the form that is used
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in qemu-1.0, so the code won't work. Make the error a warning, so we can
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at least use the HV target.
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Signed-off-by: Alexander Graf <agraf@suse.de>
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---
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target-ppc/kvm.c | 5 ++++-
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1 files changed, 4 insertions(+), 1 deletions(-)
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diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c
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index 429349f..a03e99c 100644
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--- a/target-ppc/kvm.c
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+++ b/target-ppc/kvm.c
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@@ -759,7 +759,10 @@ void kvmppc_set_papr(CPUState *env)
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reg.u.reg64 = env->spr[SPR_HIOR];
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ret = kvm_vcpu_ioctl(env, KVM_SET_ONE_REG, ®);
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if (ret) {
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- goto fail;
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+ fprintf(stderr, "Couldn't set HIOR. Maybe you're running an old \n"
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+ "kernel with support for HV KVM but no PAPR PR \n"
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+ "KVM in which case things will work. If they don't \n"
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+ "please update your host kernel!\n");
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}
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/* Set SDR1 so kernel space finds the HTAB */
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--
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1.6.0.2
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