Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c44e8d5e47b8ba672440b92eab0735628469116c
Commit: c44e8d5e47b8ba672440b92eab0735628469116c
Parent: 2fa7937bd8922e1fe4aae6a45e7e787fa45d6043
Author: Atsushi Nemoto <[EMAIL PROTECTED]>
AuthorDate: Sat Dec 30 00:43:59 2006 +0900
Committer: Ralf Baechle <[EMAIL PROTECTED]>
CommitDate: Tue Feb 6 16:53:09 2007 +0000
[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: Atsushi Nemoto <[EMAIL PROTECTED]>
Signed-off-by: Ralf Baechle <[EMAIL PROTECTED]>
---
arch/mips/arc/memory.c | 18 ++++--------------
arch/mips/au1000/common/prom.c | 3 +--
arch/mips/cobalt/setup.c | 3 +--
arch/mips/ddb5xxx/common/prom.c | 3 +--
arch/mips/dec/prom/memory.c | 17 +++--------------
arch/mips/gt64120/ev64120/setup.c | 3 +--
arch/mips/gt64120/momenco_ocelot/prom.c | 3 +--
arch/mips/gt64120/wrppmc/setup.c | 3 +--
arch/mips/jmr3927/common/prom.c | 3 +--
arch/mips/lasat/prom.c | 3 +--
arch/mips/mips-boards/generic/memory.c | 18 ++++--------------
arch/mips/mips-boards/sim/sim_mem.c | 16 +++-------------
arch/mips/mm/init.c | 12 ++----------
arch/mips/momentum/jaguar_atx/prom.c | 3 +--
arch/mips/momentum/ocelot_3/prom.c | 3 +--
arch/mips/momentum/ocelot_c/prom.c | 3 +--
arch/mips/momentum/ocelot_g/prom.c | 3 +--
arch/mips/philips/pnx8550/common/prom.c | 3 +--
arch/mips/pmc-sierra/yosemite/prom.c | 3 +--
arch/mips/qemu/q-mem.c | 3 +--
arch/mips/sgi-ip22/ip22-mc.c | 3 +--
arch/mips/sgi-ip27/ip27-memory.c | 3 +--
arch/mips/sgi-ip32/ip32-memory.c | 3 +--
arch/mips/sibyte/cfe/setup.c | 3 +--
arch/mips/sibyte/sb1250/prom.c | 3 +--
arch/mips/sni/sniprom.c | 3 +--
.../toshiba_rbtx4927/toshiba_rbtx4927_prom.c | 3 +--
arch/mips/tx4938/toshiba_rbtx4938/prom.c | 3 +--
arch/mips/vr41xx/common/init.c | 3 +--
include/asm-mips/bootinfo.h | 4 ++++
include/asm-mips/mips-boards/prom.h | 1 -
31 files changed, 44 insertions(+), 114 deletions(-)
diff --git a/arch/mips/arc/memory.c b/arch/mips/arc/memory.c
index 8a9ef58..456cb81 100644
--- a/arch/mips/arc/memory.c
+++ b/arch/mips/arc/memory.c
@@ -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;
}
diff --git a/arch/mips/au1000/common/prom.c b/arch/mips/au1000/common/prom.c
index 6fce60a..a8637cd 100644
--- a/arch/mips/au1000/common/prom.c
+++ b/arch/mips/au1000/common/prom.c
@@ -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);
diff --git a/arch/mips/cobalt/setup.c b/arch/mips/cobalt/setup.c
index e8f0f20..a4b69b5 100644
--- a/arch/mips/cobalt/setup.c
+++ b/arch/mips/cobalt/setup.c
@@ -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;
}
diff --git a/arch/mips/ddb5xxx/common/prom.c b/arch/mips/ddb5xxx/common/prom.c
index efef0f5..54a857b 100644
--- a/arch/mips/ddb5xxx/common/prom.c
+++ b/arch/mips/ddb5xxx/common/prom.c
@@ -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)
diff --git a/arch/mips/dec/prom/memory.c b/arch/mips/dec/prom/memory.c
index 3aa01d2..5a557e2 100644
--- a/arch/mips/dec/prom/memory.c
+++ b/arch/mips/dec/prom/memory.c
@@ -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);
}
diff --git a/arch/mips/gt64120/ev64120/setup.c
b/arch/mips/gt64120/ev64120/setup.c
index 99c8d42..477848c 100644
--- a/arch/mips/gt64120/ev64120/setup.c
+++ b/arch/mips/gt64120/ev64120/setup.c
@@ -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;
}
/*
diff --git a/arch/mips/gt64120/momenco_ocelot/prom.c
b/arch/mips/gt64120/momenco_ocelot/prom.c
index 8677b6d..78f393b 100644
--- a/arch/mips/gt64120/momenco_ocelot/prom.c
+++ b/arch/mips/gt64120/momenco_ocelot/prom.c
@@ -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;
}
diff --git a/arch/mips/gt64120/wrppmc/setup.c b/arch/mips/gt64120/wrppmc/setup.c
index 429afc4..121188d 100644
--- a/arch/mips/gt64120/wrppmc/setup.c
+++ b/arch/mips/gt64120/wrppmc/setup.c
@@ -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
diff --git a/arch/mips/jmr3927/common/prom.c b/arch/mips/jmr3927/common/prom.c
index 5d5838f..aa481b7 100644
--- a/arch/mips/jmr3927/common/prom.c
+++ b/arch/mips/jmr3927/common/prom.c
@@ -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;
}
diff --git a/arch/mips/lasat/prom.c b/arch/mips/lasat/prom.c
index 88c7ab8..d47692f 100644
--- a/arch/mips/lasat/prom.c
+++ b/arch/mips/lasat/prom.c
@@ -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)
diff --git a/arch/mips/mips-boards/generic/memory.c
b/arch/mips/mips-boards/generic/memory.c
index eeed944..ebf0e16 100644
--- a/arch/mips/mips-boards/generic/memory.c
+++ b/arch/mips/mips-boards/generic/memory.c
@@ -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;
}
diff --git a/arch/mips/mips-boards/sim/sim_mem.c
b/arch/mips/mips-boards/sim/sim_mem.c
index f7ce769..46bc16f 100644
--- a/arch/mips/mips-boards/sim/sim_mem.c
+++ b/arch/mips/mips-boards/sim/sim_mem.c
@@ -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;
}
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 49065c1..fb427db 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -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));
diff --git a/arch/mips/momentum/jaguar_atx/prom.c
b/arch/mips/momentum/jaguar_atx/prom.c
index 3d27129..66371ff 100644
--- a/arch/mips/momentum/jaguar_atx/prom.c
+++ b/arch/mips/momentum/jaguar_atx/prom.c
@@ -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)
diff --git a/arch/mips/momentum/ocelot_3/prom.c
b/arch/mips/momentum/ocelot_3/prom.c
index 6ce9b7f..8e02df6 100644
--- a/arch/mips/momentum/ocelot_3/prom.c
+++ b/arch/mips/momentum/ocelot_3/prom.c
@@ -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)
diff --git a/arch/mips/momentum/ocelot_c/prom.c
b/arch/mips/momentum/ocelot_c/prom.c
index d0b77e1..b689cee 100644
--- a/arch/mips/momentum/ocelot_c/prom.c
+++ b/arch/mips/momentum/ocelot_c/prom.c
@@ -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;
}
diff --git a/arch/mips/momentum/ocelot_g/prom.c
b/arch/mips/momentum/ocelot_g/prom.c
index 2f75c6b..836d083 100644
--- a/arch/mips/momentum/ocelot_g/prom.c
+++ b/arch/mips/momentum/ocelot_g/prom.c
@@ -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;
}
diff --git a/arch/mips/philips/pnx8550/common/prom.c
b/arch/mips/philips/pnx8550/common/prom.c
index eb6ec11..8aeed6c 100644
--- a/arch/mips/philips/pnx8550/common/prom.c
+++ b/arch/mips/philips/pnx8550/common/prom.c
@@ -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;
diff --git a/arch/mips/pmc-sierra/yosemite/prom.c
b/arch/mips/pmc-sierra/yosemite/prom.c
index 9fe4973..1e1685e 100644
--- a/arch/mips/pmc-sierra/yosemite/prom.c
+++ b/arch/mips/pmc-sierra/yosemite/prom.c
@@ -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)
diff --git a/arch/mips/qemu/q-mem.c b/arch/mips/qemu/q-mem.c
index d174fac..dae39b5 100644
--- a/arch/mips/qemu/q-mem.c
+++ b/arch/mips/qemu/q-mem.c
@@ -1,6 +1,5 @@
#include <linux/init.h>
-unsigned long __init prom_free_prom_memory(void)
+void __init prom_free_prom_memory(void)
{
- return 0UL;
}
diff --git a/arch/mips/sgi-ip22/ip22-mc.c b/arch/mips/sgi-ip22/ip22-mc.c
index b58bd52..ddb6506 100644
--- a/arch/mips/sgi-ip22/ip22-mc.c
+++ b/arch/mips/sgi-ip22/ip22-mc.c
@@ -202,7 +202,6 @@ void __init sgimc_init(void)
}
void __init prom_meminit(void) {}
-unsigned long __init prom_free_prom_memory(void)
+void __init prom_free_prom_memory(void)
{
- return 0;
}
diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c
index 16e5682..0e3d535 100644
--- a/arch/mips/sgi-ip27/ip27-memory.c
+++ b/arch/mips/sgi-ip27/ip27-memory.c
@@ -498,10 +498,9 @@ void __init prom_meminit(void)
}
}
-unsigned long __init prom_free_prom_memory(void)
+void __init prom_free_prom_memory(void)
{
/* We got nothing to free here ... */
- return 0;
}
extern void pagetable_init(void);
diff --git a/arch/mips/sgi-ip32/ip32-memory.c b/arch/mips/sgi-ip32/ip32-memory.c
index d37d40a..849d392 100644
--- a/arch/mips/sgi-ip32/ip32-memory.c
+++ b/arch/mips/sgi-ip32/ip32-memory.c
@@ -43,7 +43,6 @@ void __init prom_meminit (void)
}
-unsigned long __init prom_free_prom_memory (void)
+void __init prom_free_prom_memory(void)
{
- return 0;
}
diff --git a/arch/mips/sibyte/cfe/setup.c b/arch/mips/sibyte/cfe/setup.c
index 6e8952d..9e6099e 100644
--- a/arch/mips/sibyte/cfe/setup.c
+++ b/arch/mips/sibyte/cfe/setup.c
@@ -343,10 +343,9 @@ void __init prom_init(void)
prom_meminit();
}
-unsigned long __init prom_free_prom_memory(void)
+void __init prom_free_prom_memory(void)
{
/* Not sure what I'm supposed to do here. Nothing, I think */
- return 0;
}
void prom_putchar(char c)
diff --git a/arch/mips/sibyte/sb1250/prom.c b/arch/mips/sibyte/sb1250/prom.c
index 3c33a45..257c4e6 100644
--- a/arch/mips/sibyte/sb1250/prom.c
+++ b/arch/mips/sibyte/sb1250/prom.c
@@ -87,10 +87,9 @@ void __init prom_init(void)
prom_meminit();
}
-unsigned long __init prom_free_prom_memory(void)
+void __init prom_free_prom_memory(void)
{
/* Not sure what I'm supposed to do here. Nothing, I think */
- return 0;
}
void prom_putchar(char c)
diff --git a/arch/mips/sni/sniprom.c b/arch/mips/sni/sniprom.c
index d1d0f1f..1213d16 100644
--- a/arch/mips/sni/sniprom.c
+++ b/arch/mips/sni/sniprom.c
@@ -67,9 +67,8 @@ void prom_printf(char *fmt, ...)
va_end(args);
}
-unsigned long prom_free_prom_memory(void)
+void __init prom_free_prom_memory(void)
{
- return 0;
}
/*
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c
b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c
index efe5056..9a3a5ba 100644
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c
+++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c
@@ -80,9 +80,8 @@ void __init prom_init(void)
add_memory_region(0, msize << 20, 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)
diff --git a/arch/mips/tx4938/toshiba_rbtx4938/prom.c
b/arch/mips/tx4938/toshiba_rbtx4938/prom.c
index e44daf3..7dc6a0a 100644
--- a/arch/mips/tx4938/toshiba_rbtx4938/prom.c
+++ b/arch/mips/tx4938/toshiba_rbtx4938/prom.c
@@ -56,9 +56,8 @@ void __init prom_init(void)
return;
}
-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)
diff --git a/arch/mips/vr41xx/common/init.c b/arch/mips/vr41xx/common/init.c
index a2e285c..4f97e0b 100644
--- a/arch/mips/vr41xx/common/init.c
+++ b/arch/mips/vr41xx/common/init.c
@@ -81,7 +81,6 @@ void __init prom_init(void)
}
}
-unsigned long __init prom_free_prom_memory (void)
+void __init prom_free_prom_memory(void)
{
- return 0UL;
}
diff --git a/include/asm-mips/bootinfo.h b/include/asm-mips/bootinfo.h
index 8e321f5..c7c945b 100644
--- a/include/asm-mips/bootinfo.h
+++ b/include/asm-mips/bootinfo.h
@@ -243,6 +243,10 @@ extern struct boot_mem_map boot_mem_map;
extern void add_memory_region(phys_t start, phys_t size, long type);
extern void prom_init(void);
+extern void prom_free_prom_memory(void);
+
+extern void free_init_pages(const char *what,
+ unsigned long begin, unsigned long end);
/*
* Initial kernel command line, usually setup by prom_init()
diff --git a/include/asm-mips/mips-boards/prom.h
b/include/asm-mips/mips-boards/prom.h
index 4168c7f..7bf6f5f 100644
--- a/include/asm-mips/mips-boards/prom.h
+++ b/include/asm-mips/mips-boards/prom.h
@@ -33,7 +33,6 @@ extern void prom_printf(char *fmt, ...);
extern void prom_init_cmdline(void);
extern void prom_meminit(void);
extern void prom_fixup_mem_map(unsigned long start_mem, unsigned long end_mem);
-extern unsigned long prom_free_prom_memory (void);
extern void mips_display_message(const char *str);
extern void mips_display_word(unsigned int num);
extern int get_ethernet_addr(char *ethernet_addr);
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