From cbb57e0d9635b6760f4037cb792c7b6e10665b14 Mon Sep 17 00:00:00 2001
From: Jim Harris <james.r.harris@intel.com>
Date: Fri, 30 Apr 2021 22:22:31 +0000
Subject: [PATCH] scripts: add bpf/send_msg.bt

This script tracks spdk_thread_send_msg and
spdk_for_each_channel calls.  It also uses usym
to get the name of the function pointer passed to
these calls.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: Ia0cf5b50538bd26a3e15e35cbab765fe3c327c73
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/7711
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
---
 scripts/bpf/send_msg.bt | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 scripts/bpf/send_msg.bt

diff --git a/scripts/bpf/send_msg.bt b/scripts/bpf/send_msg.bt
new file mode 100644
index 0000000000..2e1bedf5fd
--- /dev/null
+++ b/scripts/bpf/send_msg.bt
@@ -0,0 +1,7 @@
+uprobe:__EXE__:spdk_thread_send_msg {
+	@send_msg[usym(arg1)] = count();
+}
+
+uprobe:__EXE__:spdk_for_each_channel {
+	@for_each_channel[usym(arg1)] = count();
+}