ctdb-common: Move lockdown_memory to system utilities

Signed-off-by: Amitay Isaacs <amitay@gmail.com>
Reviewed-by: Martin Schwenke <martin@meltin.net>

2 files changed, 28 insertions, 27 deletions

diff --git a/ctdb/common/ctdb_util.c b/ctdb/common/ctdb_util.c
index 94051a4818a..21315ecdae6 100644
--- a/ctdb/common/ctdb_util.c
+++ b/ctdb/common/ctdb_util.c
@@ -22,7 +22,6 @@
 #include "system/network.h"
 #include "system/filesys.h"
 #include "system/wait.h"
-#include "system/shmem.h"
 #include "../include/ctdb_private.h"
 
 /*
@@ -404,32 +403,6 @@ unsigned ctdb_addr_to_port(ctdb_sock_addr *addr)
 	return 0;
 }
 
-/* we don't lock future pages here; it would increase the chance that
- * we'd fail to mmap later on. */
-void lockdown_memory(bool valgrinding)
-{
-#if defined(HAVE_MLOCKALL) && !defined(_AIX_)
-	/* Extra stack, please! */
-	char dummy[10000];
-	memset(dummy, 0, sizeof(dummy));
-
-	if (valgrinding) {
-		return;
-	}
-
-	/* Ignore when running in local daemons mode */
-	if (getuid() != 0) {
-		return;
-	}
-
-	/* Avoid compiler optimizing out dummy. */
-	mlock(dummy, sizeof(dummy));
-	if (mlockall(MCL_CURRENT) != 0) {
-		DEBUG(DEBUG_WARNING,("Failed to lockdown memory: %s'\n",
-				     strerror(errno)));
-	}
-#endif
-}
 
 const char *ctdb_eventscript_call_names[] = {
 	"init",
diff --git a/ctdb/common/system_util.c b/ctdb/common/system_util.c
index 4f6401690b3..d2d9b31e820 100644
--- a/ctdb/common/system_util.c
+++ b/ctdb/common/system_util.c
@@ -20,6 +20,7 @@
 
 #include "includes.h"
 #include "system/filesys.h"
+#include "system/shmem.h"
 
 #include <libgen.h>
 
@@ -275,6 +276,33 @@ bool parse_ip_port(const char *addr, ctdb_sock_addr *saddr)
 	return ret;
 }
 
+/* we don't lock future pages here; it would increase the chance that
+ * we'd fail to mmap later on. */
+void lockdown_memory(bool valgrinding)
+{
+#if defined(HAVE_MLOCKALL) && !defined(_AIX_)
+	/* Extra stack, please! */
+	char dummy[10000];
+	memset(dummy, 0, sizeof(dummy));
+
+	if (valgrinding) {
+		return;
+	}
+
+	/* Ignore when running in local daemons mode */
+	if (getuid() != 0) {
+		return;
+	}
+
+	/* Avoid compiler optimizing out dummy. */
+	mlock(dummy, sizeof(dummy));
+	if (mlockall(MCL_CURRENT) != 0) {
+		DEBUG(DEBUG_WARNING,("Failed to lockdown memory: %s'\n",
+				     strerror(errno)));
+	}
+#endif
+}
+
 int mkdir_p(const char *dir, int mode)
 {
 	char t[PATH_MAX];