linux-kernel - Re: linux-next: Tree for Aug 24 (dynamic

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Message-ID: <20110824193244.GA2540@redhat.com>
Date:	Wed, 24 Aug 2011 15:32:45 -0400
From:	Jason Baron <jbaron@...hat.com>
To:	Randy Dunlap <rdunlap@...otime.net>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	Bart Van Assche <bvanassche@....org>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	greg@...ah.com
Subject: Re: linux-next: Tree for Aug 24 (dynamic_debug)

On Wed, Aug 24, 2011 at 10:25:51AM -0700, Randy Dunlap wrote:
> On Wed, 24 Aug 2011 16:04:04 +1000 Stephen Rothwell wrote:
> 
> > Hi all,
> 
> When CONFIG_NET is not enabled (I see this on i386 builds):
> 
> lib/built-in.o: In function `__dynamic_netdev_dbg':
> (.text+0x9fda): undefined reference to `__netdev_printk'
> 
> ---
> ~Randy
> *** Remember to use Documentation/SubmitChecklist when testing your code ***

Ok, we probably want something, like below, although something keeps
selecting CONFIG_NET, when I try to unset it, in my .config...so not yet
tested, but should work.

Thanks,

-Jason


diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index ee3b9ba..e4760de 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -504,6 +504,8 @@ int __dynamic_dev_dbg(struct _ddebug *descriptor,
 }
 EXPORT_SYMBOL(__dynamic_dev_dbg);
 
+#ifdef CONFIG_NET
+
 int __dynamic_netdev_dbg(struct _ddebug *descriptor,
 		      const struct net_device *dev, const char *fmt, ...)
 {
@@ -528,6 +530,8 @@ int __dynamic_netdev_dbg(struct _ddebug *descriptor,
 }
 EXPORT_SYMBOL(__dynamic_netdev_dbg);
 
+#endif
+
 static __initdata char ddebug_setup_string[1024];
 static __init int ddebug_setup_query(char *str)
 {
--
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