[ARM] move initrd code from kernel/setup.c to mm/init.c
This quietens some sparse warnings about phys_initrd_start and
phys_initrd_size.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 67d20e9..f972fc3 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -113,9 +113,6 @@
char elf_platform[ELF_PLATFORM_SIZE];
EXPORT_SYMBOL(elf_platform);
-unsigned long phys_initrd_start __initdata = 0;
-unsigned long phys_initrd_size __initdata = 0;
-
static struct meminfo meminfo __initdata = { 0, };
static const char *cpu_name;
static const char *machine_name;
@@ -445,20 +442,6 @@
return list;
}
-static void __init early_initrd(char **p)
-{
- unsigned long start, size;
-
- start = memparse(*p, p);
- if (**p == ',') {
- size = memparse((*p) + 1, p);
-
- phys_initrd_start = start;
- phys_initrd_size = size;
- }
-}
-__early_param("initrd=", early_initrd);
-
static void __init arm_add_memory(unsigned long start, unsigned long size)
{
struct membank *bank;
@@ -696,26 +679,6 @@
__tagtable(ATAG_RAMDISK, parse_tag_ramdisk);
-static int __init parse_tag_initrd(const struct tag *tag)
-{
- printk(KERN_WARNING "ATAG_INITRD is deprecated; "
- "please update your bootloader.\n");
- phys_initrd_start = __virt_to_phys(tag->u.initrd.start);
- phys_initrd_size = tag->u.initrd.size;
- return 0;
-}
-
-__tagtable(ATAG_INITRD, parse_tag_initrd);
-
-static int __init parse_tag_initrd2(const struct tag *tag)
-{
- phys_initrd_start = tag->u.initrd.start;
- phys_initrd_size = tag->u.initrd.size;
- return 0;
-}
-
-__tagtable(ATAG_INITRD2, parse_tag_initrd2);
-
static int __init parse_tag_serialnr(const struct tag *tag)
{
system_serial_low = tag->u.serialnr.low;
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 30a69d6..c70fb1d 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -27,8 +27,43 @@
#include "mm.h"
extern void _text, _etext, __data_start, _end, __init_begin, __init_end;
-extern unsigned long phys_initrd_start;
-extern unsigned long phys_initrd_size;
+
+static unsigned long phys_initrd_start __initdata = 0;
+static unsigned long phys_initrd_size __initdata = 0;
+
+static void __init early_initrd(char **p)
+{
+ unsigned long start, size;
+
+ start = memparse(*p, p);
+ if (**p == ',') {
+ size = memparse((*p) + 1, p);
+
+ phys_initrd_start = start;
+ phys_initrd_size = size;
+ }
+}
+__early_param("initrd=", early_initrd);
+
+static int __init parse_tag_initrd(const struct tag *tag)
+{
+ printk(KERN_WARNING "ATAG_INITRD is deprecated; "
+ "please update your bootloader.\n");
+ phys_initrd_start = __virt_to_phys(tag->u.initrd.start);
+ phys_initrd_size = tag->u.initrd.size;
+ return 0;
+}
+
+__tagtable(ATAG_INITRD, parse_tag_initrd);
+
+static int __init parse_tag_initrd2(const struct tag *tag)
+{
+ phys_initrd_start = tag->u.initrd.start;
+ phys_initrd_size = tag->u.initrd.size;
+ return 0;
+}
+
+__tagtable(ATAG_INITRD2, parse_tag_initrd2);
/*
* This is used to pass memory configuration data from paging_init