From 7a0bc2a91d4e8eb641dd7b468a59ab2c0eaf44cd Mon Sep 17 00:00:00 2001
From: Seungha Yang <seungha@centricular.com>
Date: Thu, 20 May 2021 18:38:17 +0900
Subject: [PATCH] d3d11memory: Add trace log for debugging locking thread

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2267>
---
 gst-libs/gst/d3d11/gstd3d11memory.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/gst-libs/gst/d3d11/gstd3d11memory.c b/gst-libs/gst/d3d11/gstd3d11memory.c
index c25ae1a2ad..47091dab62 100644
--- a/gst-libs/gst/d3d11/gstd3d11memory.c
+++ b/gst-libs/gst/d3d11/gstd3d11memory.c
@@ -232,8 +232,16 @@ gst_d3d11_allocation_params_init (GType type)
 
 /* GstD3D11Memory */
 #define GST_D3D11_MEMORY_GET_LOCK(m) (&(GST_D3D11_MEMORY_CAST(m)->priv->lock))
-#define GST_D3D11_MEMORY_LOCK(m) g_mutex_lock(GST_D3D11_MEMORY_GET_LOCK(m))
-#define GST_D3D11_MEMORY_UNLOCK(m) g_mutex_unlock(GST_D3D11_MEMORY_GET_LOCK(m))
+#define GST_D3D11_MEMORY_LOCK(m) G_STMT_START { \
+  GST_TRACE("Locking %p from thread %p", (m), g_thread_self()); \
+  g_mutex_lock(GST_D3D11_MEMORY_GET_LOCK(m)); \
+  GST_TRACE("Locked %p from thread %p", (m), g_thread_self()); \
+} G_STMT_END
+
+#define GST_D3D11_MEMORY_UNLOCK(m) G_STMT_START { \
+  GST_TRACE("Unlocking %p from thread %p", (m), g_thread_self()); \
+  g_mutex_unlock(GST_D3D11_MEMORY_GET_LOCK(m)); \
+} G_STMT_END
 
 struct _GstD3D11MemoryPrivate
 {