linux-kernel - Re: [PATCH] nios2: add ioremap_nocache declaration before include asm-generic/io.h.

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Date:   Fri, 2 Mar 2018 09:50:50 +0100
From:   Tobias Klauser <tklauser@...tanz.ch>
To:     Greentime Hu <green.hu@...il.com>
Cc:     lftan@...era.com, linux-kernel@...r.kernel.org, arnd@...db.de,
        linux-arch@...r.kernel.org, greentime@...estech.com
Subject: Re: [PATCH] nios2: add ioremap_nocache declaration before include
 asm-generic/io.h.

On 2018-03-01 at 17:39:43 +0100, Greentime Hu <green.hu@...il.com> wrote:
> A commit for the nds32 architecture bootstrap("asm-generic/io.h:
> move ioremap_nocache/ioremap_uc/ioremap_wc/ioremap_wt out of ifndef
> CONFIG_MMU") will move the ioremap_nocache out of the CONFIG_MMU ifdef.
> This means that in order to suppress re-definition errors we need to
> setup #define's before importing asm-generic/io.h.
> 
> Signed-off-by: Greentime Hu <greentime@...estech.com>

Reviewed-by: Tobias Klauser <tklauser@...tanz.ch>

Thanks