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authorGreg Ungerer <gerg@uclinux.org>2011-08-23 15:42:36 +1000
committerGreg Ungerer <gerg@uclinux.org>2011-10-18 14:22:26 +1000
commit7a79a80f50a9c7f76b257a3a55dd6a055e6893cf (patch)
tree7e172d7252adbbdc29d3e3ef00ed644cb488b105 /arch/m68k
parent3998bfbf310fd3efa19b9b2d420773157ee1d1b2 (diff)
m68knommu: create common externs for _ram* vars
Create common extern definitions of _rambase, _ramstart and _ramend instead of them being externed when used in code. Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Diffstat (limited to 'arch/m68k')
-rw-r--r--arch/m68k/include/asm/page_no.h3
-rw-r--r--arch/m68k/kernel/setup_no.c2
-rw-r--r--arch/m68k/mm/init_no.c1
3 files changed, 3 insertions, 3 deletions
diff --git a/arch/m68k/include/asm/page_no.h b/arch/m68k/include/asm/page_no.h
index 90595721185..a8d1c60eb9c 100644
--- a/arch/m68k/include/asm/page_no.h
+++ b/arch/m68k/include/asm/page_no.h
@@ -5,6 +5,9 @@
extern unsigned long memory_start;
extern unsigned long memory_end;
+extern unsigned long _rambase;
+extern unsigned long _ramstart;
+extern unsigned long _ramend;
#define get_user_page(vaddr) __get_free_page(GFP_KERNEL)
#define free_user_page(page, addr) free_page(addr)
diff --git a/arch/m68k/kernel/setup_no.c b/arch/m68k/kernel/setup_no.c
index d5a616f6fb7..2ed8c0fb151 100644
--- a/arch/m68k/kernel/setup_no.c
+++ b/arch/m68k/kernel/setup_no.c
@@ -81,8 +81,6 @@ void (*mach_power_off)(void);
#define CPU_INSTR_PER_JIFFY 16
#endif
-extern int _ramstart, _ramend;
-
#if defined(CONFIG_UBOOT)
/*
* parse_uboot_commandline
diff --git a/arch/m68k/mm/init_no.c b/arch/m68k/mm/init_no.c
index 3cf5a50b149..1e33d39ca9a 100644
--- a/arch/m68k/mm/init_no.c
+++ b/arch/m68k/mm/init_no.c
@@ -76,7 +76,6 @@ void __init mem_init(void)
{
int codek = 0, datak = 0, initk = 0;
unsigned long tmp;
- extern unsigned int _ramend, _rambase;
unsigned long len = _ramend - _rambase;
unsigned long start_mem = memory_start; /* DAVIDM - these must start at end of kernel */
unsigned long end_mem = memory_end; /* DAVIDM - this must not include kernel stack at top */