From 953b26bd6d41f714051536b8b64b992a50b6d80c Mon Sep 17 00:00:00 2001
From: Krzysztof Karas <krzysztof.karas@intel.com>
Date: Mon, 18 Oct 2021 14:38:36 +0000
Subject: [PATCH] scripts/bpf/trace.py: enable printing relations for
 NativeProvider

Currently the only way to see the relations, while using trace.py script,
is to feed it a JSON formatted file. This patch allows trace.py
to do the same for the for the binary trace files.

Change-Id: I7237896ede608080d3bec896a43586e34c297b04
Signed-off-by: Krzysztof Karas <krzysztof.karas@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/9906
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@gmail.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
---
 scripts/bpf/trace.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/scripts/bpf/trace.py b/scripts/bpf/trace.py
index 3bb19218d..9f0bd2faa 100755
--- a/scripts/bpf/trace.py
+++ b/scripts/bpf/trace.py
@@ -405,10 +405,15 @@ class NativeProvider(TraceProvider):
             else:
                 poller_id = None
 
+            if pe.related_type != OBJECT_NONE:
+                related = '{}{}'.format(self._objects[pe.related_type], pe.related_index)
+            else:
+                related = None
+
             yield TraceEntry(tpoint=tpoint, lcore=lcore, tsc=entry.tsc,
                              size=entry.size, object_id=object_id,
                              object_ptr=entry.object_id, poller=poller_id, time=ts,
-                             args=args, related=None)
+                             args=args, related=related)
 
 
 class Trace: