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| author | Hollis Blanchard <hollisb@us.ibm.com> | 2008-11-05 09:36:24 -0600 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2008-12-31 16:52:24 +0200 |
| commit | fcfdbd266a41d3e41d17666de410a24995fde03a (patch) | |
| tree | f37ca0b9eaec03193608447bf5107e6149fe62a8 /arch/powerpc | |
| parent | d4cf3892e50b8e35341086a4fe2bb8a3989b55d4 (diff) | |
| download | kernel_samsung_smdk4412-fcfdbd266a41d3e41d17666de410a24995fde03a.zip kernel_samsung_smdk4412-fcfdbd266a41d3e41d17666de410a24995fde03a.tar.gz kernel_samsung_smdk4412-fcfdbd266a41d3e41d17666de410a24995fde03a.tar.bz2 | |
KVM: ppc: improve trap emulation
set ESR[PTR] when emulating a guest trap. This allows Linux guests to
properly handle WARN_ON() (i.e. detect that it's a non-fatal trap).
Also remove debugging printk in trap emulation.
Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/kvm/emulate.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c index 814f1e6..4c30fa0 100644 --- a/arch/powerpc/kvm/emulate.c +++ b/arch/powerpc/kvm/emulate.c @@ -74,8 +74,8 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) int advance = 1; switch (get_op(inst)) { - case 3: /* trap */ - printk("trap!\n"); + case 3: /* trap */ + vcpu->arch.esr |= ESR_PTR; kvmppc_core_queue_program(vcpu); advance = 0; break; |