xen/trace: add segment desc tracing
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
diff --git a/include/trace/events/xen.h b/include/trace/events/xen.h
index 0b6056d..1dda508 100644
--- a/include/trace/events/xen.h
+++ b/include/trace/events/xen.h
@@ -405,6 +405,81 @@
TP_printk("mm %p pgd %p", __entry->mm, __entry->pgd)
);
+/* CPU */
+TRACE_EVENT(xen_cpu_write_ldt_entry,
+ TP_PROTO(struct desc_struct *dt, int entrynum, u64 desc),
+ TP_ARGS(dt, entrynum, desc),
+ TP_STRUCT__entry(
+ __field(struct desc_struct *, dt)
+ __field(int, entrynum)
+ __field(u64, desc)
+ ),
+ TP_fast_assign(__entry->dt = dt;
+ __entry->entrynum = entrynum;
+ __entry->desc = desc;
+ ),
+ TP_printk("dt %p entrynum %d entry %016llx",
+ __entry->dt, __entry->entrynum,
+ (unsigned long long)__entry->desc)
+ );
+
+TRACE_EVENT(xen_cpu_write_idt_entry,
+ TP_PROTO(gate_desc *dt, int entrynum, const gate_desc *ent),
+ TP_ARGS(dt, entrynum, ent),
+ TP_STRUCT__entry(
+ __field(gate_desc *, dt)
+ __field(int, entrynum)
+ ),
+ TP_fast_assign(__entry->dt = dt;
+ __entry->entrynum = entrynum;
+ ),
+ TP_printk("dt %p entrynum %d",
+ __entry->dt, __entry->entrynum)
+ );
+
+TRACE_EVENT(xen_cpu_load_idt,
+ TP_PROTO(const struct desc_ptr *desc),
+ TP_ARGS(desc),
+ TP_STRUCT__entry(
+ __field(unsigned long, addr)
+ ),
+ TP_fast_assign(__entry->addr = desc->address),
+ TP_printk("addr %lx", __entry->addr)
+ );
+
+TRACE_EVENT(xen_cpu_write_gdt_entry,
+ TP_PROTO(struct desc_struct *dt, int entrynum, const void *desc, int type),
+ TP_ARGS(dt, entrynum, desc, type),
+ TP_STRUCT__entry(
+ __field(u64, desc)
+ __field(struct desc_struct *, dt)
+ __field(int, entrynum)
+ __field(int, type)
+ ),
+ TP_fast_assign(__entry->dt = dt;
+ __entry->entrynum = entrynum;
+ __entry->desc = *(u64 *)desc;
+ __entry->type = type;
+ ),
+ TP_printk("dt %p entrynum %d type %d desc %016llx",
+ __entry->dt, __entry->entrynum, __entry->type,
+ (unsigned long long)__entry->desc)
+ );
+
+TRACE_EVENT(xen_cpu_set_ldt,
+ TP_PROTO(const void *addr, unsigned entries),
+ TP_ARGS(addr, entries),
+ TP_STRUCT__entry(
+ __field(const void *, addr)
+ __field(unsigned, entries)
+ ),
+ TP_fast_assign(__entry->addr = addr;
+ __entry->entries = entries),
+ TP_printk("addr %p entries %u",
+ __entry->addr, __entry->entries)
+ );
+
+
#endif /* _TRACE_XEN_H */
/* This part must be outside protection */