From ce490163fe42800e30598804c4742cf4a3a8e7d3 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Tue, 19 Mar 2024 06:11:45 +1100
Subject: [PATCH] AP_Logger: avoid logging dma.txt for normal builds

logging of dma.txt currently does no good as the first time you read
it you get no content. It then enables statistics in the shared_dma
code which makes all DMA operations slower, so all we are doing is
making DMA slower
---
 libraries/AP_Logger/AP_Logger.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libraries/AP_Logger/AP_Logger.cpp b/libraries/AP_Logger/AP_Logger.cpp
index aa19981e0f..33618c49e3 100644
--- a/libraries/AP_Logger/AP_Logger.cpp
+++ b/libraries/AP_Logger/AP_Logger.cpp
@@ -1566,7 +1566,10 @@ void AP_Logger::prepare_at_arming_sys_file_logging()
      */
     static const char *log_content_filenames[] = {
         "@SYS/uarts.txt",
+#ifdef HAL_DEBUG_BUILD
+        // logging dma.txt has a performance impact
         "@SYS/dma.txt",
+#endif
         "@SYS/memory.txt",
         "@SYS/threads.txt",
         "@SYS/timers.txt",