Commit c44e8d5e authored by Atsushi Nemoto's avatar Atsushi Nemoto Committed by Ralf Baechle
Browse files

[MIPS] prom_free_prom_memory cleanup



Current prom_free_prom_memory() implementations are almost same as
free_init_pages(), or no-op.  Make free_init_pages() extern (again)
and make prom_free_prom_memory() use it.
Signed-off-by: default avatarAtsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 2fa7937b
......@@ -141,30 +141,20 @@ void __init prom_meminit(void)
}
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
unsigned long freed = 0;
unsigned long addr;
int i;
if (prom_flags & PROM_FLAG_DONT_FREE_TEMP)
return 0;
return;
for (i = 0; i < boot_mem_map.nr_map; i++) {
if (boot_mem_map.map[i].type != BOOT_MEM_ROM_DATA)
continue;
addr = boot_mem_map.map[i].addr;
while (addr < boot_mem_map.map[i].addr
+ boot_mem_map.map[i].size) {
ClearPageReserved(virt_to_page(__va(addr)));
init_page_count(virt_to_page(__va(addr)));
free_page((unsigned long)__va(addr));
addr += PAGE_SIZE;
freed += PAGE_SIZE;
}
free_init_pages("prom memory",
addr, addr + boot_mem_map.map[i].size);
}
printk(KERN_INFO "Freeing prom memory: %ldkb freed\n", freed >> 10);
return freed;
}
......@@ -149,9 +149,8 @@ int get_ethernet_addr(char *ethernet_addr)
return 0;
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
EXPORT_SYMBOL(prom_getcmdline);
......
......@@ -204,8 +204,7 @@ void __init prom_init(void)
add_memory_region(0x0, memsz, BOOT_MEM_RAM);
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
/* Nothing to do! */
return 0;
}
......@@ -59,9 +59,8 @@ void __init prom_init(void)
#endif
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
#if defined(CONFIG_DDB5477)
......
......@@ -92,9 +92,9 @@ void __init prom_meminit(u32 magic)
rex_setup_memory_region();
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
unsigned long addr, end;
unsigned long end;
/*
* Free everything below the kernel itself but leave
......@@ -114,16 +114,5 @@ unsigned long __init prom_free_prom_memory(void)
#endif
end = __pa(&_text);
addr = PAGE_SIZE;
while (addr < end) {
ClearPageReserved(virt_to_page(__va(addr)));
init_page_count(virt_to_page(__va(addr)));
free_page((unsigned long)__va(addr));
addr += PAGE_SIZE;
}
printk("Freeing unused PROM memory: %ldkb freed\n",
(end - PAGE_SIZE) >> 10);
return end - PAGE_SIZE;
free_init_pages("unused PROM memory", PAGE_SIZE, end);
}
......@@ -59,9 +59,8 @@ extern void galileo_machine_power_off(void);
*/
extern struct pci_ops galileo_pci_ops;
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
/*
......
......@@ -67,7 +67,6 @@ void __init prom_init(void)
add_memory_region(0, 64 << 20, BOOT_MEM_RAM);
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
......@@ -93,9 +93,8 @@ void __init wrppmc_early_printk(const char *fmt, ...)
}
#endif /* WRPPMC_EARLY_DEBUG */
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
#ifdef CONFIG_SERIAL_8250
......
......@@ -75,7 +75,6 @@ void __init prom_init_cmdline(void)
*cp = '\0';
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
......@@ -132,9 +132,8 @@ void __init prom_init(void)
add_memory_region(0, lasat_board_info.li_memsize, BOOT_MEM_RAM);
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
const char *get_system_type(void)
......
......@@ -166,9 +166,8 @@ void __init prom_meminit(void)
}
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
unsigned long freed = 0;
unsigned long addr;
int i;
......@@ -176,17 +175,8 @@ unsigned long __init prom_free_prom_memory(void)
if (boot_mem_map.map[i].type != BOOT_MEM_ROM_DATA)
continue;
addr = PAGE_ALIGN(boot_mem_map.map[i].addr);
while (addr < boot_mem_map.map[i].addr
+ boot_mem_map.map[i].size) {
ClearPageReserved(virt_to_page(__va(addr)));
init_page_count(virt_to_page(__va(addr)));
free_page((unsigned long)__va(addr));
addr += PAGE_SIZE;
freed += PAGE_SIZE;
}
addr = boot_mem_map.map[i].addr;
free_init_pages("prom memory",
addr, addr + boot_mem_map.map[i].size);
}
printk("Freeing prom memory: %ldkb freed\n", freed >> 10);
return freed;
}
......@@ -99,10 +99,9 @@ void __init prom_meminit(void)
}
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
int i;
unsigned long freed = 0;
unsigned long addr;
for (i = 0; i < boot_mem_map.nr_map; i++) {
......@@ -110,16 +109,7 @@ unsigned long __init prom_free_prom_memory(void)
continue;
addr = boot_mem_map.map[i].addr;
while (addr < boot_mem_map.map[i].addr
+ boot_mem_map.map[i].size) {
ClearPageReserved(virt_to_page(__va(addr)));
init_page_count(virt_to_page(__va(addr)));
free_page((unsigned long)__va(addr));
addr += PAGE_SIZE;
freed += PAGE_SIZE;
}
free_init_pages("prom memory",
addr, addr + boot_mem_map.map[i].size);
}
printk("Freeing prom memory: %ldkb freed\n", freed >> 10);
return freed;
}
......@@ -467,7 +467,7 @@ void __init mem_init(void)
}
#endif /* !CONFIG_NEED_MULTIPLE_NODES */
static void free_init_pages(char *what, unsigned long begin, unsigned long end)
void free_init_pages(const char *what, unsigned long begin, unsigned long end)
{
unsigned long pfn;
......@@ -493,17 +493,9 @@ void free_initrd_mem(unsigned long start, unsigned long end)
}
#endif
extern unsigned long prom_free_prom_memory(void);
void free_initmem(void)
{
unsigned long freed;
freed = prom_free_prom_memory();
if (freed)
printk(KERN_INFO "Freeing firmware memory: %ldkb freed\n",
freed >> 10);
prom_free_prom_memory();
free_init_pages("unused kernel memory",
__pa_symbol(&__init_begin),
__pa_symbol(&__init_end));
......
......@@ -235,9 +235,8 @@ void __init prom_init(void)
#endif
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
void __init prom_fixup_mem_map(unsigned long start, unsigned long end)
......
......@@ -180,9 +180,8 @@ void __init prom_init(void)
#endif
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
void __init prom_fixup_mem_map(unsigned long start, unsigned long end)
......
......@@ -178,7 +178,6 @@ void __init prom_init(void)
#endif
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
......@@ -79,7 +79,6 @@ void __init prom_init(void)
}
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
......@@ -106,9 +106,8 @@ int get_ethernet_addr(char *ethernet_addr)
return 0;
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
extern int pnx8550_console_port;
......
......@@ -132,9 +132,8 @@ void __init prom_init(void)
prom_grab_secondary();
}
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0;
}
void __init prom_fixup_mem_map(unsigned long start, unsigned long end)
......
#include <linux/init.h>
unsigned long __init prom_free_prom_memory(void)
void __init prom_free_prom_memory(void)
{
return 0UL;
}
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment