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c6x: kernel: setup: Add screen_info global variable

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Or can not pass building with allmodconfig:

    LD      init/built-in.o
  drivers/built-in.o: In function `vgacon_switch':
  vgacon.c:(.text+0x47f8): undefined reference to `screen_info'
  vgacon.c:(.text+0x4810): undefined reference to `screen_info'
  drivers/built-in.o: In function `vgacon_resize':
  vgacon.c:(.text+0x4ac8): undefined reference to `screen_info'
  vgacon.c:(.text+0x4acc): undefined reference to `screen_info'
  drivers/built-in.o: In function `vgacon_save_screen':
  vgacon.c:(.text+0x4cc8): undefined reference to `screen_info'
  drivers/built-in.o:vgacon.c:(.text+0x4cd0): more undefined references to `screen_info' follow

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Signed-off-by: Mark Salter <msalter@redhat.com>
This commit is contained in:
Chen Gang 2015-03-04 14:12:52 +08:00 committed by Mark Salter
parent df93ab7552
commit d0f73520b3
1 changed files with 3 additions and 0 deletions
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3
arch/c6x/kernel/setup.c
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@ -27,6 +27,7 @@
#include <linux/fs.h>
#include <linux/of.h>
#include <linux/console.h>
#include <linux/screen_info.h>
#include <asm/sections.h>
#include <asm/div64.h>
@ -38,6 +39,8 @@
static const char *c6x_soc_name;
struct screen_info screen_info;
int c6x_num_cores;
EXPORT_SYMBOL_GPL(c6x_num_cores);