diff options
31 files changed, 44 insertions, 114 deletions
diff --git a/arch/mips/arc/memory.c b/arch/mips/arc/memory.c index 8a9ef58cc39..456cb81a32d 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 6fce60af005..a8637cdb5b4 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 e8f0f20b852..a4b69b543bd 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 efef0f57ce1..54a857b5e3b 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 3aa01d268f2..5a557e268f7 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 99c8d42212e..477848c22a2 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 8677b6d3ada..78f393b2afd 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 429afc400cb..121188d5ec4 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 5d5838f41d2..aa481b774c4 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 88c7ab871ec..d47692f73a2 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 eeed944e0f8..ebf0e16c5a0 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 f7ce7698332..46bc16f8b15 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 49065c133eb..fb427dbfe71 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 3d271292929..66371ffa219 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 6ce9b7fdb82..8e02df63578 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 d0b77e101d7..b689ceea8cf 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 2f75c6b91ec..836d0830720 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 eb6ec11fef0..8aeed6c2b8c 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 9fe4973377c..1e1685e415a 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 d174fac4303..dae39b59de1 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 b58bd522262..ddb6506d834 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 16e5682b01f..0e3d535e9f4 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 d37d40a3cda..849d392a001 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 6e8952da6e2..9e6099e6962 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 3c33a4517bc..257c4e67435 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 d1d0f1f493b..1213d166f22 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 efe50562f0c..9a3a5babd1f 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 e44daf30a7c..7dc6a0aae21 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 a2e285c1d4d..4f97e0ba9e2 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 8e321f53a38..c7c945baf1e 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 4168c7fcd43..7bf6f5f6ab9 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); |