diff options
author | Alexander Graf <agraf@suse.de> | 2013-07-02 16:15:10 +0200 |
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committer | Alexander Graf <agraf@suse.de> | 2013-07-08 16:18:20 +0200 |
commit | f35320288c5306ddbcb5ecac046b73519837299c (patch) | |
tree | e83048f021d7a3ac3259730e77a2bd7220812236 /arch/powerpc | |
parent | 20f7462aac0b220c56231a15abec9ab99e897136 (diff) | |
download | linux-f35320288c5306ddbcb5ecac046b73519837299c.tar.bz2 |
KVM: PPC: Book3S: Ignore DABR register
We don't emulate breakpoints yet, so just ignore reads and writes
to / from DABR.
This fixes booting of more recent Linux guest kernels for me.
Reported-by: Nello Martuscielli <ppc.addon@gmail.com>
Tested-by: Nello Martuscielli <ppc.addon@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/kvm/book3s_emulate.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/book3s_emulate.c b/arch/powerpc/kvm/book3s_emulate.c index 1f6344c4408d..360ce68c9809 100644 --- a/arch/powerpc/kvm/book3s_emulate.c +++ b/arch/powerpc/kvm/book3s_emulate.c @@ -458,6 +458,7 @@ int kvmppc_core_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, ulong spr_val) case SPRN_PMC4_GEKKO: case SPRN_WPAR_GEKKO: case SPRN_MSSSR0: + case SPRN_DABR: break; unprivileged: default: @@ -555,6 +556,7 @@ int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val) case SPRN_PMC4_GEKKO: case SPRN_WPAR_GEKKO: case SPRN_MSSSR0: + case SPRN_DABR: *spr_val = 0; break; default: |