[Xen-devel] [PATCH 1/3] xenalyze: handle DOM0 operaions events

[Dario Faggioli <dario.faggioli@xxxxxxxxxx>]

(i.e., domain creation and destruction) so the
trace will show properly decoded info, rather
than just a bunch of hex codes.
---
Cc: George Dunlap <george.dunlap@xxxxxxxxxxxxx>
Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
Cc: Wei Liu <wei.liu2@xxxxxxxxxx>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
---
Changes from v1:
 * new patch in the series.
---
 tools/xentrace/xenalyze.c |   26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/tools/xentrace/xenalyze.c b/tools/xentrace/xenalyze.c
index d4a5b0c..353bed7 100644
--- a/tools/xentrace/xenalyze.c
+++ b/tools/xentrace/xenalyze.c
@@ -8388,6 +8388,30 @@ void hw_process(struct pcpu_info *p)
     }
 
 }
+
+#define TRC_DOM0_SUB_DOMOPS 1
+void dom0_process(struct pcpu_info *p)
+{
+    struct record_info *ri = &p->ri;
+
+    switch(ri->evt.sub)
+    {
+    case TRC_DOM0_SUB_DOMOPS:
+        if(opt.dump_all) {
+            struct {
+                unsigned int domid;
+            } *r = (typeof(r))ri->d;
+
+        printf(" %s %s domain d%u\n", ri->dump_header,
+               ri->event == TRC_DOM0_DOM_ADD ? "creating" : "destroying",
+               r->domid);
+        }
+        break;
+    default:
+        process_generic(&p->ri);
+    }
+}
+
 /* ---- Base ----- */
 void dump_generic(FILE * f, struct record_info *ri)
 {
@@ -9224,6 +9248,8 @@ void process_record(struct pcpu_info *p) {
             hw_process(p);
             break;
         case TRC_DOM0OP_MAIN:
+            dom0_process(p);
+            break;
         default:
             process_generic(ri);
         }


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