The patch titled Subject: mm/SPARC: use common help functions to free reserved pages has been removed from the -mm tree. Its filename was mm-sparc-use-common-help-functions-to-free-reserved-pages.patch This patch was dropped because it was merged into mainline or a subsystem tree ------------------------------------------------------ From: Jiang Liu <liuj97@xxxxxxxxx> Subject: mm/SPARC: use common help functions to free reserved pages Use common help functions to free reserved pages. Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxx> Acked-by: David S. Miller <davem@xxxxxxxxxxxxx> Acked-by: Sam Ravnborg <sam@xxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- arch/sparc/kernel/leon_smp.c | 15 ++----------- arch/sparc/mm/init_32.c | 37 ++------------------------------- arch/sparc/mm/init_64.c | 28 +++++------------------- 3 files changed, 12 insertions(+), 68 deletions(-) diff -puN arch/sparc/kernel/leon_smp.c~mm-sparc-use-common-help-functions-to-free-reserved-pages arch/sparc/kernel/leon_smp.c --- a/arch/sparc/kernel/leon_smp.c~mm-sparc-use-common-help-functions-to-free-reserved-pages +++ a/arch/sparc/kernel/leon_smp.c @@ -253,24 +253,15 @@ void __init leon_smp_done(void) /* Free unneeded trap tables */ if (!cpu_present(1)) { - ClearPageReserved(virt_to_page(&trapbase_cpu1)); - init_page_count(virt_to_page(&trapbase_cpu1)); - free_page((unsigned long)&trapbase_cpu1); - totalram_pages++; + free_reserved_page(virt_to_page(&trapbase_cpu1)); num_physpages++; } if (!cpu_present(2)) { - ClearPageReserved(virt_to_page(&trapbase_cpu2)); - init_page_count(virt_to_page(&trapbase_cpu2)); - free_page((unsigned long)&trapbase_cpu2); - totalram_pages++; + free_reserved_page(virt_to_page(&trapbase_cpu2)); num_physpages++; } if (!cpu_present(3)) { - ClearPageReserved(virt_to_page(&trapbase_cpu3)); - init_page_count(virt_to_page(&trapbase_cpu3)); - free_page((unsigned long)&trapbase_cpu3); - totalram_pages++; + free_reserved_page(virt_to_page(&trapbase_cpu3)); num_physpages++; } /* Ok, they are spinning and ready to go. */ diff -puN arch/sparc/mm/init_32.c~mm-sparc-use-common-help-functions-to-free-reserved-pages arch/sparc/mm/init_32.c --- a/arch/sparc/mm/init_32.c~mm-sparc-use-common-help-functions-to-free-reserved-pages +++ a/arch/sparc/mm/init_32.c @@ -366,45 +366,14 @@ void __init mem_init(void) void free_initmem (void) { - unsigned long addr; - unsigned long freed; - - addr = (unsigned long)(&__init_begin); - freed = (unsigned long)(&__init_end) - addr; - for (; addr < (unsigned long)(&__init_end); addr += PAGE_SIZE) { - struct page *p; - - memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE); - p = virt_to_page(addr); - - ClearPageReserved(p); - init_page_count(p); - __free_page(p); - totalram_pages++; - num_physpages++; - } - printk(KERN_INFO "Freeing unused kernel memory: %ldk freed\n", - freed >> 10); + num_physpages += free_initmem_default(POISON_FREE_INITMEM); } #ifdef CONFIG_BLK_DEV_INITRD void free_initrd_mem(unsigned long start, unsigned long end) { - if (start < end) - printk(KERN_INFO "Freeing initrd memory: %ldk freed\n", - (end - start) >> 10); - for (; start < end; start += PAGE_SIZE) { - struct page *p; - - memset((void *)start, POISON_FREE_INITMEM, PAGE_SIZE); - p = virt_to_page(start); - - ClearPageReserved(p); - init_page_count(p); - __free_page(p); - totalram_pages++; - num_physpages++; - } + num_physpages += free_reserved_area(start, end, POISON_FREE_INITMEM, + "initrd"); } #endif diff -puN arch/sparc/mm/init_64.c~mm-sparc-use-common-help-functions-to-free-reserved-pages arch/sparc/mm/init_64.c --- a/arch/sparc/mm/init_64.c~mm-sparc-use-common-help-functions-to-free-reserved-pages +++ a/arch/sparc/mm/init_64.c @@ -2059,8 +2059,7 @@ void __init mem_init(void) /* We subtract one to account for the mem_map_zero page * allocated below. */ - totalram_pages -= 1; - num_physpages = totalram_pages; + num_physpages = totalram_pages - 1; /* * Set up the zero page, mark it reserved, so that page count @@ -2071,7 +2070,7 @@ void __init mem_init(void) prom_printf("paging_init: Cannot alloc zero page.\n"); prom_halt(); } - SetPageReserved(mem_map_zero); + mark_page_reserved(mem_map_zero); codepages = (((unsigned long) _etext) - ((unsigned long) _start)); codepages = PAGE_ALIGN(codepages) >> PAGE_SHIFT; @@ -2111,37 +2110,22 @@ void free_initmem(void) initend = (unsigned long)(__init_end) & PAGE_MASK; for (; addr < initend; addr += PAGE_SIZE) { unsigned long page; - struct page *p; page = (addr + ((unsigned long) __va(kern_base)) - ((unsigned long) KERNBASE)); memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE); - if (do_free) { - p = virt_to_page(page); - - ClearPageReserved(p); - init_page_count(p); - __free_page(p); - totalram_pages++; - } + if (do_free) + free_reserved_page(virt_to_page(page)); } } #ifdef CONFIG_BLK_DEV_INITRD void free_initrd_mem(unsigned long start, unsigned long end) { - if (start < end) - printk ("Freeing initrd memory: %ldk freed\n", (end - start) >> 10); - for (; start < end; start += PAGE_SIZE) { - struct page *p = virt_to_page(start); - - ClearPageReserved(p); - init_page_count(p); - __free_page(p); - totalram_pages++; - } + num_physpages += free_reserved_area(start, end, POISON_FREE_INITMEM, + "initrd"); } #endif _ Patches currently in -mm which might be from liuj97@xxxxxxxxx are origin.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html