linux-kernel - [2.6 patch] fix the JFFS2_FS

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Date:	Sat, 13 Jan 2007 11:51:22 +0100
From:	Adrian Bunk <bunk@...sta.de>
To:	Linux Kernel List <linux-kernel@...r.kernel.org>,
	jffs-dev@...s.com, dwmw2@...radead.org
Cc:	Al Viro <viro@...iv.linux.org.uk>
Subject: [2.6 patch] fix the JFFS2_FS_DEBUG=2 compilation

On Fri, Jan 12, 2007 at 09:05:37PM +0000, Russell King wrote:
> The following configuration:
> 
> CONFIG_JFFS2_FS=y
> CONFIG_JFFS2_FS_DEBUG=2
> # CONFIG_JFFS2_FS_NAND is not set
> # CONFIG_JFFS2_FS_NOR_ECC is not set
> # CONFIG_JFFS2_COMPRESSION_OPTIONS is not set
> CONFIG_JFFS2_ZLIB=y
> CONFIG_JFFS2_RTIME=y
> # CONFIG_JFFS2_RUBIN is not set
> 
> results in these build errors:
> 
> fs/jffs2/malloc.c: In function 'jffs2_alloc_full_dirent':
> fs/jffs2/malloc.c:126: error: dereferencing pointer to incomplete type
> fs/jffs2/malloc.c: In function 'jffs2_free_full_dirent':
> fs/jffs2/malloc.c:132: error: dereferencing pointer to incomplete type
> fs/jffs2/malloc.c: In function 'jffs2_alloc_full_dnode':
> fs/jffs2/malloc.c:140: error: dereferencing pointer to incomplete type
> fs/jffs2/malloc.c: In function 'jffs2_free_full_dnode':
> fs/jffs2/malloc.c:146: error: dereferencing pointer to incomplete type
> fs/jffs2/malloc.c: In function 'jffs2_alloc_raw_dirent':
> fs/jffs2/malloc.c:154: error: dereferencing pointer to incomplete type
> 
> ... etc ...

Thanks for the report, patch below.

cu
Adrian


<--  snip  -->


This patch fixes the following CONFIG_JFFS2_FS_DEBUG=2 compile 
breakage introduced by commit 914e26379decf1fd984b22e51fd2e4209b7a7f1b:

<--  snip  -->

...
fs/jffs2/malloc.c: In function 'jffs2_alloc_full_dirent':
fs/jffs2/malloc.c:126: error: dereferencing pointer to incomplete type
fs/jffs2/malloc.c: In function 'jffs2_free_full_dirent':
fs/jffs2/malloc.c:132: error: dereferencing pointer to incomplete type
fs/jffs2/malloc.c: In function 'jffs2_alloc_full_dnode':
fs/jffs2/malloc.c:140: error: dereferencing pointer to incomplete type
fs/jffs2/malloc.c: In function 'jffs2_free_full_dnode':
fs/jffs2/malloc.c:146: error: dereferencing pointer to incomplete type
fs/jffs2/malloc.c: In function 'jffs2_alloc_raw_dirent':
fs/jffs2/malloc.c:154: error: dereferencing pointer to incomplete type
...

<--  snip  -->

Signed-off-by: Adrian Bunk <bunk@...sta.de>

commit 3a7722fc440d5214a718bc4b90b7691c04a1af67
Author: Adrian Bunk <bunk@...sta.de>
Date:   Sat Jan 13 11:50:44 2007 +0100

    sadf

diff --git a/fs/jffs2/debug.h b/fs/jffs2/debug.h
index 3daf3bc..f89c85d 100644
--- a/fs/jffs2/debug.h
+++ b/fs/jffs2/debug.h
@@ -13,6 +13,7 @@
 #ifndef _JFFS2_DEBUG_H_
 #define _JFFS2_DEBUG_H_
 
+#include <linux/sched.h>
 
 #ifndef CONFIG_JFFS2_FS_DEBUG
 #define CONFIG_JFFS2_FS_DEBUG 0

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