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

    /**


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