Thread (40 messages) 40 messages, 13 authors, 2012-10-31
STALE4958d

[PATCH 12/16] video: mark nuc900fb_map_video_memory as __devinit

From: arnd@arndb.de (Arnd Bergmann)
Date: 2012-10-05 14:59:54
Also in: linux-fbdev, lkml
Subsystem: framebuffer layer, the rest · Maintainers: Helge Deller, Linus Torvalds

nuc900fb_map_video_memory is called by an devinit function
that may be called at run-time, but the function itself is
marked __init and will be discarded after boot.

To avoid calling into a function that may have been overwritten,
mark nuc900fb_map_video_memory itself as __devinit.

Without this patch, building nuc950_defconfig results in:

WARNING: drivers/video/built-in.o(.devinit.text+0x26c): Section mismatch in reference from the function nuc900fb_probe() to the function .init.text:nuc900fb_map_video_memory()
The function __devinit nuc900fb_probe() references
a function __init nuc900fb_map_video_memory().
If nuc900fb_map_video_memory is only used by nuc900fb_probe then
annotate nuc900fb_map_video_memory with a matching annotation.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Wan ZongShun <redacted>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: linux-fbdev at vger.kernel.org
---
 drivers/video/nuc900fb.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/video/nuc900fb.c b/drivers/video/nuc900fb.c
index e10f551..b31b12b 100644
--- a/drivers/video/nuc900fb.c
+++ b/drivers/video/nuc900fb.c
@@ -387,7 +387,7 @@ static int nuc900fb_init_registers(struct fb_info *info)
  *    The buffer should be a non-cached, non-buffered, memory region
  *    to allow palette and pixel writes without flushing the cache.
  */
-static int __init nuc900fb_map_video_memory(struct fb_info *info)
+static int __devinit nuc900fb_map_video_memory(struct fb_info *info)
 {
 	struct nuc900fb_info *fbi = info->par;
 	dma_addr_t map_dma;
-- 
1.7.10
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