Re: [RFC] ARM: zynq: fix "'IO_SPACE_LIMIT' redefined" warning

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On Wed, Jan 09, 2019 at 11:27:54PM +0300, Antony Pavlov wrote:
> The patch fixes the following compiler's warning:
> 
> In file included from include/common.h:33:0,
>                  from arch/arm/mach-zynq/zynq.c:18:
> arch/arm/include/asm/io.h:4:0: warning: "IO_SPACE_LIMIT" redefined
>  #define IO_SPACE_LIMIT 0
> 
> In file included from
> arch/arm/mach-zynq/zynq.c:17:0:
> include/asm-generic/io.h:92:0: note: this is the location of the previous definition
>  #define IO_SPACE_LIMIT 0xffff
> 
> Cc: Steffen Trumtrar <s.trumtrar@xxxxxxxxxxxxxx>
> Signed-off-by: Antony Pavlov <antonynpavlov@xxxxxxxxx>
> ---
>  arch/arm/mach-zynq/zynq.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/arch/arm/mach-zynq/zynq.c b/arch/arm/mach-zynq/zynq.c
> index a0a8d0d249..dd8f12c16a 100644
> --- a/arch/arm/mach-zynq/zynq.c
> +++ b/arch/arm/mach-zynq/zynq.c
> @@ -14,7 +14,6 @@
>   */
>  
>  #include <asm/system.h>
> -#include <asm-generic/io.h>

asm-generic/io.h shouldn't be included directly, but only from asm/io.h
if it decides to do so. io.h includes asm/io.h, so this is the one that
should be included instead.

Sascha

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