linux-kernel - Re: linux-next: build failure after merge of the akpm-current tree

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Message-Id: <20170823151326.a32b42a27b016b4705d0e98c@linux-foundation.org>
Date:   Wed, 23 Aug 2017 15:13:26 -0700
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Matthew Wilcox <mawilcox@...rosoft.com>
Subject: Re: linux-next: build failure after merge of the akpm-current tree

On Wed, 23 Aug 2017 20:41:59 +1000 Stephen Rothwell <sfr@...b.auug.org.au> wrote:

> After merging the akpm-current tree, today's linux-next build (mips
> defconfig) failed like this:
> 
> In file included from include/linux/selection.h:11:0,
>                  from drivers/video/console/newport_con.c:16:
> include/linux/vt_buffer.h: In function 'scr_memsetw':
> include/linux/vt_buffer.h:34:2: error: implicit declaration of function 'memset16' [-Werror=implicit-function-declaration]
> include/linux/vt_buffer.h: In function 'scr_memcpyw':
> include/linux/vt_buffer.h:47:2: error: implicit declaration of function 'memcpy' [-Werror=implicit-function-declaration]
> include/linux/vt_buffer.h: In function 'scr_memmovew':
> include/linux/vt_buffer.h:66:2: error: implicit declaration of function 'memmove' [-Werror=implicit-function-declaration]
> In file included from include/linux/string.h:18:0,

This?

--- a/include/linux/vt_buffer.h~vga-optimise-console-scrolling-fix
+++ a/include/linux/vt_buffer.h
@@ -13,6 +13,7 @@
 #ifndef _LINUX_VT_BUFFER_H_
 #define _LINUX_VT_BUFFER_H_
 
+#include <linux/string.h>
 
 #if defined(CONFIG_VGA_CONSOLE) || defined(CONFIG_MDA_CONSOLE)
 #include <asm/vga.h>
_