Commit 012d1f4a authored by Russell King's avatar Russell King Committed by Russell King
Browse files

[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: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 446616db

arch/arm/kernel/setup.c

+0 −37
Original line number Diff line number Diff line
@@ -113,9 +113,6 @@ static struct stack stacks[NR_CPUS]; 
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 @@ static struct machine_desc * __init setup_machine(unsigned int nr) 
	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 @@ static int __init parse_tag_ramdisk(const struct tag *tag) 


__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;

arch/arm/mm/init.c

+37 −2
Original line number Diff line number Diff line
@@ -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