Release 4.14 arch/cris/mm/init.c

// SPDX-License-Identifier: GPL-2.0
/*
 *  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 <linux/proc_fs.h>
#include <linux/kcore.h>
#include <asm/tlb.h>
#include <asm/sections.h>


unsigned long empty_zero_page;

EXPORT_SYMBOL(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);
}

Contributors
Person
Tokens
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Commits
CommitProp
Linus Torvalds
24
82.76%
1
33.33%
Stoyan Gaydarov
3
10.34%
1
33.33%
Jiang Liu
2
6.90%
1
33.33%
Total
29
100.00%
3
100.00%

/* Free a range of init pages. Virtual addresses. */



void free_init_pages(const char *what, unsigned long begin, unsigned long end)
{
	unsigned long addr;

	for (addr = begin; addr < end; addr += PAGE_SIZE) {
		ClearPageReserved(virt_to_page(addr));
		init_page_count(virt_to_page(addr));
		free_page(addr);
		totalram_pages++;
	}

	printk(KERN_INFO "Freeing %s: %ldk freed\n", what, (end - begin) >> 10);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Jesper Nilsson
77
98.72%
1
50.00%
Linus Torvalds
1
1.28%
1
50.00%
Total
78
100.00%
2
100.00%

/* Free the pages occupied by initialization code. */



void free_initmem(void)
{
	free_initmem_default(-1);
}

Contributors
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CommitProp
Linus Torvalds
8
61.54%
2
33.33%
Jiang Liu
3
23.08%
2
33.33%
Jesper Nilsson
1
7.69%
1
16.67%
Mikael Starvik
1
7.69%
1
16.67%
Total
13
100.00%
6
100.00%

/* Free the pages occupied by initrd code. */

#ifdef CONFIG_BLK_DEV_INITRD


void free_initrd_mem(unsigned long start, unsigned long end)
{
	free_init_pages("initrd memory",
	                start,
	                end);
}
Contributors
Person
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Commits
CommitProp
Jesper Nilsson
22
100.00%
1
100.00%
Total
22
100.00%
1
100.00%

#endif
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Jesper Nilsson
120
65.93%
2
18.18%
Linus Torvalds
40
21.98%
2
18.18%
Jiang Liu
8
4.40%
3
27.27%
Mikael Starvik
7
3.85%
1
9.09%
Tejun Heo
3
1.65%
1
9.09%
Stoyan Gaydarov
3
1.65%
1
9.09%
Greg Kroah-Hartman
1
0.55%
1
9.09%
Total
182
100.00%
11
100.00%
Directory: arch/cris/mm

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