From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 10 Apr 2012 08:50:55 +0000 (+0200)
Subject: itimer: Use printk_once instead of WARN_ONCE
X-Git-Tag: firefly_0821_release~3680^2~3092^2~2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9886f444129171569461d8c39983e16f4871e3b4;p=firefly-linux-kernel-4.4.55.git

itimer: Use printk_once instead of WARN_ONCE

David pointed out, that WARN_ONCE() to report usage of an deprecated
misfeature make folks unhappy. Use printk_once() instead.

Andrew told me to stop grumbling and to remove the silly typecast
while touching the file.

Reported-by: David Rientjes <rientjes@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---

diff --git a/kernel/itimer.c b/kernel/itimer.c
index c70369a74b5a..8d262b467573 100644
--- a/kernel/itimer.c
+++ b/kernel/itimer.c
@@ -285,9 +285,10 @@ SYSCALL_DEFINE3(setitimer, int, which, struct itimerval __user *, value,
 		if(copy_from_user(&set_buffer, value, sizeof(set_buffer)))
 			return -EFAULT;
 	} else {
-		memset((char *) &set_buffer, 0, sizeof(set_buffer));
-		WARN_ONCE(1, "setitimer: new_value pointer is NULL."
-			  " Misfeature support will be removed\n");
+		memset(&set_buffer, 0, sizeof(set_buffer));
+		printk_once(KERN_WARNING "%s calls setitimer() with new_value NULL pointer."
+			    " Misfeature support will be removed\n",
+			    current->comm);
 	}
 
 	error = do_setitimer(which, &set_buffer, ovalue ? &get_buffer : NULL);