From 296061987ab879478b4a451e688978307546501c Mon Sep 17 00:00:00 2001
From: green <green@FreeBSD.org>
Date: Fri, 23 Jul 2004 15:24:57 +0000
Subject: Now that mlockall(2) is unbroken, use it to keep watchdogd(8)
 permanently out of swap.

---
 usr.sbin/watchdogd/watchdogd.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'usr.sbin/watchdogd/watchdogd.c')

diff --git a/usr.sbin/watchdogd/watchdogd.c b/usr.sbin/watchdogd/watchdogd.c
index 0c1b625..298d39e 100644
--- a/usr.sbin/watchdogd/watchdogd.c
+++ b/usr.sbin/watchdogd/watchdogd.c
@@ -34,6 +34,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/rtprio.h>
 #include <sys/stat.h>
 #include <sys/time.h>
+#include <sys/mman.h>
 #include <sys/watchdog.h>
 
 #include <err.h>
@@ -87,6 +88,9 @@ main(int argc, char *argv[])
 	if (rtprio(RTP_SET, 0, &rtp) == -1)
 		err(EX_OSERR, "rtprio");
 
+	if (mlockall(MCL_CURRENT | MCL_FUTURE) == -1)
+		err(EX_OSERR, "mlockall");
+
 	if (watchdog_init() == -1)
 		errx(EX_SOFTWARE, "unable to initialize watchdog");
 
-- 
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