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Commit dc8e8120 authored by Yinghai Lu's avatar Yinghai Lu Committed by Ingo Molnar
Browse files

x86: change copy_e820_map to append_e820_map 



so it has a more meaningful name.
also change it to static.

Signed-off-by: default avatarYinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 068b4538

arch/x86/kernel/e820.c

+6 −5
Original line number Diff line number Diff line
@@ -360,7 +360,7 @@ int __init sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, 
	return 0;

}



static int __init __copy_e820_map(struct e820entry *biosmap, int nr_map)

static int __init __append_e820_map(struct e820entry *biosmap, int nr_map)

{

	while (nr_map) {

		u64 start = biosmap->addr;
@@ -389,13 +389,13 @@ static int __init __copy_e820_map(struct e820entry *biosmap, int nr_map) 
 * will have given us a memory map that we can use to properly

 * set up memory.  If we aren't, we'll fake a memory map.

 */

int __init copy_e820_map(struct e820entry *biosmap, int nr_map)

static int __init append_e820_map(struct e820entry *biosmap, int nr_map)

{

	/* Only one memory region (or negative)? Ignore it */

	if (nr_map < 2)

		return -1;



	return __copy_e820_map(biosmap, nr_map);

	return __append_e820_map(biosmap, nr_map);

}



u64 __init e820_update_range(u64 start, u64 size, unsigned old_type,
@@ -583,7 +583,7 @@ void __init parse_e820_ext(struct setup_data *sdata, unsigned long pa_data) 
	if (map_len > PAGE_SIZE)

		sdata = early_ioremap(pa_data, map_len);

	extmap = (struct e820entry *)(sdata->data);

	__copy_e820_map(extmap, entries);

	__append_e820_map(extmap, entries);

	sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map);

	if (map_len > PAGE_SIZE)

		early_iounmap(sdata, map_len);
@@ -1247,7 +1247,8 @@ char *__init default_machine_specific_memory_setup(void) 
			ARRAY_SIZE(boot_params.e820_map),

			&new_nr);

	boot_params.e820_entries = new_nr;

	if (copy_e820_map(boot_params.e820_map, boot_params.e820_entries) < 0) {

	if (append_e820_map(boot_params.e820_map, boot_params.e820_entries)

	  < 0) {

		u64 mem_size;



		/* compare results from other methods and take the greater */

include/asm-x86/e820.h

+0 −1
Original line number Diff line number Diff line
@@ -67,7 +67,6 @@ extern void e820_add_region(u64 start, u64 size, int type); 
extern void e820_print_map(char *who);

extern int

sanitize_e820_map(struct e820entry *biosmap, int max_nr_map, int *pnr_map);

extern int copy_e820_map(struct e820entry *biosmap, int nr_map);

extern u64 e820_update_range(u64 start, u64 size, unsigned old_type,

			       unsigned new_type);

extern u64 e820_remove_range(u64 start, u64 size, unsigned old_type,