mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-19 18:24:14 +08:00
4e422de996
Prepare for removing num_physpages and simplify mem_init(). Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Acked-by: Jesper Nilsson <jesper.nilsson@axis.com> Cc: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
41 lines
740 B
C
41 lines
740 B
C
/*
|
|
* linux/arch/cris/mm/init.c
|
|
*
|
|
* Copyright (C) 1995 Linus Torvalds
|
|
* Copyright (C) 2000,2001 Axis Communications AB
|
|
*
|
|
* Authors: Bjorn Wesen (bjornw@axis.com)
|
|
*
|
|
*/
|
|
|
|
#include <linux/gfp.h>
|
|
#include <linux/init.h>
|
|
#include <linux/bootmem.h>
|
|
#include <asm/tlb.h>
|
|
#include <asm/sections.h>
|
|
|
|
unsigned long empty_zero_page;
|
|
|
|
void __init
|
|
mem_init(void)
|
|
{
|
|
BUG_ON(!mem_map);
|
|
|
|
/* max/min_low_pfn was set by setup.c
|
|
* now we just copy it to some other necessary places...
|
|
*
|
|
* high_memory was also set in setup.c
|
|
*/
|
|
max_mapnr = max_low_pfn - min_low_pfn;
|
|
free_all_bootmem();
|
|
mem_init_print_info(NULL);
|
|
}
|
|
|
|
/* free the pages occupied by initialization code */
|
|
|
|
void
|
|
free_initmem(void)
|
|
{
|
|
free_initmem_default(-1);
|
|
}
|