From c99e1d60d314577aeaa0ba36adefc42fea6410ee Mon Sep 17 00:00:00 2001
From: Ben Walker <benjamin.walker@intel.com>
Date: Fri, 18 Sep 2020 11:36:00 -0700
Subject: [PATCH] thread: Passing NULL to spdk_thread_get_last_tsc gets current
 thread value

If the user passes NULL for the thread, just use the current thread
to get the last tsc.

Signed-off-by: Ben Walker <benjamin.walker@intel.com>
Change-Id: I1a2b61d9765e1ef59927ffec7c49f2a2b62590f6
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/4320
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
---
 lib/thread/thread.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/thread/thread.c b/lib/thread/thread.c
index 65d91ce35..f95f167d9 100644
--- a/lib/thread/thread.c
+++ b/lib/thread/thread.c
@@ -822,6 +822,10 @@ spdk_thread_get_stats(struct spdk_thread_stats *stats)
 uint64_t
 spdk_thread_get_last_tsc(struct spdk_thread *thread)
 {
+	if (thread == NULL) {
+		thread = _get_thread();
+	}
+
 	return thread->tsc_last;
 }