Re: linux-next: Tree for Aug 24 (dynamic_debug)

From: Jason Baron
Date: Wed Aug 24 2011 - 15:32:59 EST


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)
{
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/