From c51eaedcf9833a6edfcee1993e6651046fad1f59 Mon Sep 17 00:00:00 2001
From: qihao <qihao@cmss.chinamobile.com>
Date: Thu, 30 Mar 2023 18:07:11 +0800
Subject: [PATCH] linux-user: fix strace build w/out munlockall
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cheery-pick from d237b416b9499441b6833b91609ec840efd832b6

Signed-off-by: qihao_yewu <qihao_yewu@cmss.chinamobile.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230118090144.31155-1-vapier@gentoo.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
 linux-user/strace.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/linux-user/strace.c b/linux-user/strace.c
index 2cdbf030ba..37d66d0dff 100644
--- a/linux-user/strace.c
+++ b/linux-user/strace.c
@@ -1368,7 +1368,8 @@ UNUSED static struct flags termios_lflags[] = {
     FLAG_END,
 };
 
-UNUSED static struct flags mlockall_flags[] = {
+#ifdef TARGET_NR_mlockall
+static struct flags mlockall_flags[] = {
     FLAG_TARGET(MCL_CURRENT),
     FLAG_TARGET(MCL_FUTURE),
 #ifdef MCL_ONFAULT
@@ -1376,6 +1377,7 @@ UNUSED static struct flags mlockall_flags[] = {
 #endif
     FLAG_END,
 };
+#endif
 
 /* IDs of the various system clocks */
 #define TARGET_CLOCK_REALTIME              0
-- 
2.27.0