From 145e5cfb86a40da8029204af1f371c5e85f6420d Mon Sep 17 00:00:00 2001
From: Vitaliy Filippov <vitalif@yourcmc.ru>
Date: Thu, 3 Feb 2022 01:42:07 +0300
Subject: [PATCH] MCL_ONFAULT is not available under centos 7

---
 src/osd.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/osd.cpp b/src/osd.cpp
index c5b51965..25dd2d33 100644
--- a/src/osd.cpp
+++ b/src/osd.cpp
@@ -57,7 +57,11 @@ osd_t::osd_t(const json11::Json & config, ring_loop_t *ringloop)
     if (this->config["osd_memlock"] == "true" || this->config["osd_memlock"] == "1" || this->config["osd_memlock"] == "yes")
     {
         // Lock all OSD memory if requested
-        if (mlockall(MCL_CURRENT|MCL_FUTURE|MCL_ONFAULT) != 0)
+        if (mlockall(MCL_CURRENT|MCL_FUTURE
+#ifdef MCL_ONFAULT
+            | MCL_ONFAULT
+#endif
+            ) != 0)
         {
             fprintf(stderr, "osd_memlock is set to true, but mlockall() failed: %s\n", strerror(errno));
             exit(-1);