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authorChristian Ehrhardt <ehrhardt@linux.vnet.ibm.com>2008-07-14 14:00:04 +0200
committerAvi Kivity <avi@qumranet.com>2008-10-15 10:15:15 +0200
commit3b4bd7969f7b61a1ab455bff084ee4f0a2411055 (patch)
tree019b375e8981e70e8b60dd43d0d9ae6927f76724
parent31711f2294b38d8334efaf7dbac6da4781fd151e (diff)
downloadop-kernel-dev-3b4bd7969f7b61a1ab455bff084ee4f0a2411055.zip
op-kernel-dev-3b4bd7969f7b61a1ab455bff084ee4f0a2411055.tar.gz
KVM: ppc: trace powerpc instruction emulation
This patch adds a trace point for the instruction emulation on embedded powerpc utilizing the KVM_TRACE interface. Signed-off-by: Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
-rw-r--r--arch/powerpc/kvm/emulate.c2
-rw-r--r--include/linux/kvm.h1
2 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c
index 4a3e274..c3ed63b 100644
--- a/arch/powerpc/kvm/emulate.c
+++ b/arch/powerpc/kvm/emulate.c
@@ -769,6 +769,8 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
break;
}
+ KVMTRACE_3D(PPC_INSTR, vcpu, inst, vcpu->arch.pc, emulated, entryexit);
+
if (advance)
vcpu->arch.pc += 4; /* Advance past emulated instruction. */
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index e21a505..d29b648 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -474,5 +474,6 @@ struct kvm_trace_rec {
#define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
#define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
#define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
+#define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
#endif
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