From 05462305ec8b9ce5b414ede1e7e680b16d1a08ad Mon Sep 17 00:00:00 2001
From: Yan Wang <wangyan122@huawei.com>
Date: Fri, 11 Feb 2022 18:20:59 +0800
Subject: [PATCH] util/log: add CONFIG_DISABLE_QEMU_LOG macro

Using CONFIG_DISABLE_QEMU_LOG macro to control
qemu_log function.

Signed-off-by: Yan Wang <wangyan122@huawei.com>
---
 util/log.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/util/log.c b/util/log.c
index 2ee1500bee..ed3029fe5c 100644
--- a/util/log.c
+++ b/util/log.c
@@ -34,6 +34,12 @@ int qemu_loglevel;
 static int log_append = 0;
 static GArray *debug_regions;
 
+#ifdef CONFIG_DISABLE_QEMU_LOG
+int qemu_log(const char *fmt, ...)
+{
+    return 0;
+}
+#else
 /* Return the number of characters emitted.  */
 int qemu_log(const char *fmt, ...)
 {
@@ -56,6 +62,7 @@ int qemu_log(const char *fmt, ...)
     rcu_read_unlock();
     return ret;
 }
+#endif
 
 static void __attribute__((__constructor__)) qemu_logfile_init(void)
 {
-- 
2.27.0