KVM: convert custom marker based tracing to event traces
This allows use of the powerful ftrace infrastructure.
See Documentation/trace/ for usage information.
[avi, stephen: various build fixes]
[sheng: fix control register breakage]
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/include/trace/events/kvm.h b/include/trace/events/kvm.h
new file mode 100644
index 0000000..d74b23d
--- /dev/null
+++ b/include/trace/events/kvm.h
@@ -0,0 +1,57 @@
+#if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_KVM_MAIN_H
+
+#include <linux/tracepoint.h>
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM kvm
+#define TRACE_INCLUDE_FILE kvm
+
+#if defined(__KVM_HAVE_IOAPIC)
+TRACE_EVENT(kvm_set_irq,
+ TP_PROTO(unsigned int gsi),
+ TP_ARGS(gsi),
+
+ TP_STRUCT__entry(
+ __field( unsigned int, gsi )
+ ),
+
+ TP_fast_assign(
+ __entry->gsi = gsi;
+ ),
+
+ TP_printk("gsi %u", __entry->gsi)
+);
+
+
+#define kvm_irqchips \
+ {KVM_IRQCHIP_PIC_MASTER, "PIC master"}, \
+ {KVM_IRQCHIP_PIC_SLAVE, "PIC slave"}, \
+ {KVM_IRQCHIP_IOAPIC, "IOAPIC"}
+
+TRACE_EVENT(kvm_ack_irq,
+ TP_PROTO(unsigned int irqchip, unsigned int pin),
+ TP_ARGS(irqchip, pin),
+
+ TP_STRUCT__entry(
+ __field( unsigned int, irqchip )
+ __field( unsigned int, pin )
+ ),
+
+ TP_fast_assign(
+ __entry->irqchip = irqchip;
+ __entry->pin = pin;
+ ),
+
+ TP_printk("irqchip %s pin %u",
+ __print_symbolic(__entry->irqchip, kvm_irqchips),
+ __entry->pin)
+);
+
+
+
+#endif /* defined(__KVM_HAVE_IOAPIC) */
+#endif /* _TRACE_KVM_MAIN_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
