[-mm patch] mm/util.c must #include <linux/sched.h>

[Adrian Bunk <bunk@kernel.org>]

On Fri, Jul 25, 2008 at 02:34:55AM -0700, Andrew Morton wrote:
> On Fri, 25 Jul 2008 12:27:48 +0300 Adrian Bunk <bunk@kernel.org> wrote:
> 
> > Further testing revealed that you should choose a file that also gets 
> > compiled on MMU-less architectures:
> 
> We don't have one :(
> 
> I guess util.c will have to do.
>...

Requires the fix below.

cu
Adrian


<--  snip  -->


This patch fixes the following build error:

<--  snip  -->

...
  CC      mm/util.o
/home/bunk/linux/kernel-2.6/git/linux-2.6/mm/util.c: In function 'arch_pick_mmap_layout':
/home/bunk/linux/kernel-2.6/git/linux-2.6/mm/util.c:144: error: dereferencing pointer to incomplete type
/home/bunk/linux/kernel-2.6/git/linux-2.6/mm/util.c:145: error: 'arch_get_unmapped_area' undeclared (first use in this function)
/home/bunk/linux/kernel-2.6/git/linux-2.6/mm/util.c:145: error: (Each undeclared identifier is reported only once
/home/bunk/linux/kernel-2.6/git/linux-2.6/mm/util.c:145: error: for each function it appears in.)
/home/bunk/linux/kernel-2.6/git/linux-2.6/mm/util.c:146: error: 'arch_unmap_area' undeclared (first use in this function)
make[2]: *** [mm/util.o] Error 1

<--  snip  -->

Signed-off-by: Adrian Bunk <bunk@kernel.org>

---
f003405997b99d300c99f7b1eae408fe42c07126 
diff --git a/mm/util.c b/mm/util.c
index 0efd830..d8d0221 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -3,6 +3,7 @@
 #include <linux/string.h>
 #include <linux/module.h>
 #include <linux/err.h>
+#include <linux/sched.h>
 #include <asm/uaccess.h>
 
 /**