[PATCH] arm64: mm: dump: add missing includes

[Russell King - ARM Linux]

On Mon, Jan 12, 2015 at 03:40:26PM +0000, Mark Rutland wrote:
> The arm64 dump code is currently relying on some definitions which are
> pulled in via transitive dependencies. On next-20150112 at least one of
> these (PCI_IOBASE) is no longer pulled in with a defconfig build,
> resulting in the following build failure:
> 
> arch/arm64/mm/dump.c:55:20: error: ‘PCI_IOBASE’ undeclared here (not in a function)
>   { (unsigned long) PCI_IOBASE,  "PCI I/O start" },
>                     ^
> It seems we have implicit dependencies on the following definitions:
> 
> * PCI_IOBASE            (asm/io.h)
> * MODULES_VADDR         (asm/memory.h)
> * MODULES_END           (asm/memory.h)
> * PAGE_OFFSET           (asm/memory.h)
> * PTE_*                 (asm/pgtable-hwdef.h)
> * ENOMEM                (asm/errno.h)
> * device_initcall       (linux/init.h)
> 
> This patch ensures we explicitly include the relevant headers for the
> above items, fixing the observed build issue and hopefully preventing
> future issues as headers are refactored.
> 
> Signed-off-by: Mark Rutland <mark.rutland at arm.com>
> Reported-by: Mark Brown <broonie at kernel.org>
> Cc: Catalin Marinas <Catalin.Marinas at arm.com>
> Cc: Laura Abbott <lauraa at codeaurora.org>
> Cc: Steve Capper <steve.capper at linaro.org>
> Cc: Will Deacon <Will.Deacon at arm.com>
> ---
>  arch/arm64/mm/dump.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm64/mm/dump.c b/arch/arm64/mm/dump.c
> index cf33f33..df69e43 100644
> --- a/arch/arm64/mm/dump.c
> +++ b/arch/arm64/mm/dump.c
> @@ -15,12 +15,17 @@
>   */
>  #include <linux/debugfs.h>
>  #include <linux/fs.h>
> +#include <linux/init.h>
>  #include <linux/mm.h>
>  #include <linux/sched.h>
>  #include <linux/seq_file.h>
>  
> +#include <asm/errno.h>
>  #include <asm/fixmap.h>
> +#include <asm/io.h>
> +#include <asm/memory.h>
>  #include <asm/pgtable.h>
> +#include <asm/pgtable-hwdef.h>

Don't forget to use linux/*.h includes instead of asm/*.h includes where
appropriate.  That being errno.h and io.h.

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