linux-kernel - [PATCH 9/9] fbcon: Allow fbcon to use the primary display driver fix

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Date:	Mon, 28 May 2007 14:33:06 +0800
From:	"Antonino A. Daplas" <adaplas@...il.com>
To:	"Antonino A. Daplas" <adaplas@...il.com>
CC:	Andrew Morton <akpm@...l.org>,
	Linux Fbdev development list 
	<linux-fbdev-devel@...ts.sourceforge.net>,
	Linux Kernel Development <linux-kernel@...r.kernel.org>,
	"David S. Miller" <davem@...emloft.net>
Subject: [PATCH 9/9] fbcon: Allow fbcon to use the primary display driver
 fix

unbind_con_driver() should be EXPORT_SYBOL.

Signed-off-by: Antonino Daplas <adaplas@...il.com>
---

Antonino A. Daplas wrote:
> Allow fbcon to select the primary display adapter using the
> fb_is_primary_device() arch-specific helper.  If a a primary adapter is
> detected, fbcon will unbind the old adapter from the VT layer, then rebind
> using the new adapter. This requires that bind_/unbind_con_driver() be made
> public.
> 
> Because this feature may produce unexpected behavior (from the user's POV),
> this must be explicitly enabled in Kconfig.
> 

link errors if compiled as a module.  Here's the fix.

Tony

 drivers/char/vt.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 45baf04..e5f36e7 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -2962,6 +2962,7 @@ err:
 	module_put(owner);
 	return retval;
 };
+EXPORT_SYMBOL(bind_con_driver);
 
 #ifdef CONFIG_VT_HW_CONSOLE_BINDING
 static int con_is_graphics(const struct consw *csw, int first, int last)
-
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