audit/audit-oom_score_adj.patch

From: aj@suse.de
Subject: Use oom_score_adj on newer kernels
Date: 2010-09-27
Signed-Off-by: Andreas Jaeger <aj@suse.de>

I see in dmesg on my 2.6.36 kernel:
[   19.424535] auditd (2576): /proc/2576/oom_adj is deprecated, please use /proc/2576/oom_score_adj instead.

Since oom_adj is deprecated, let's use oom_score_adj.

Index: src/auditd.c
===================================================================
--- src/auditd.c.orig
+++ src/auditd.c
@@ -265,7 +265,15 @@ static int write_pid_file(void)
 static void avoid_oom_killer(void)
 {
 	int oomfd;
-	
+
+	/* Newer kernels (noticed in 2.6.36) */
+	oomfd =	open("/proc/self/oom_score_adj", O_NOFOLLOW | O_WRONLY);
+        if (oomfd >= 0) {
+                (void)write(oomfd, "-1000", sizeof("-1000"));
+                close(oomfd);
+                return;
+        }
+	/* Older kernel */
 	oomfd = open("/proc/self/oom_adj", O_NOFOLLOW | O_WRONLY);
 	if (oomfd >= 0) {
 		(void)write(oomfd, "-17", 3);