From 1d7890db7ed4ef236103812a6b9fac0d86691154 Mon Sep 17 00:00:00 2001
From: Petr Holasek <pholasek@redhat.com>
Date: Wed, 10 Dec 2014 18:00:02 +0100
Subject: [PATCH] Warning when irqbalance hasn't root privileges

Signed-off-by: Petr Holasek <pholasek@redhat.com>
---
 irqbalance.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/irqbalance.c b/irqbalance.c
index f22ecfb..bb8c3da 100644
--- a/irqbalance.c
+++ b/irqbalance.c
@@ -288,6 +288,9 @@ int main(int argc, char** argv)
 	} else 
 		log(TO_CONSOLE, LOG_INFO, "This machine seems not NUMA capable.\n");
 
+	if (geteuid() != 0)
+		log(TO_ALL, LOG_WARNING, "Irqbalance hasn't been executed under root privileges, thus it won't in fact balance interrupts.\n");
+
 	if (banscript) {
 		char *note = "Please note that --banscript is deprecated, please use --policyscript instead";
 		log(TO_ALL, LOG_WARNING, "%s\n", note);
-- 
2.1.0