diff options
Diffstat (limited to 'arch/x86/mm/init_64.c')
-rw-r--r-- | arch/x86/mm/init_64.c | 45 |
1 files changed, 6 insertions, 39 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index b3940b6b4d7e..104d56a9245f 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -712,36 +712,22 @@ EXPORT_SYMBOL_GPL(arch_add_memory); static void __meminit free_pagetable(struct page *page, int order) { - struct zone *zone; - bool bootmem = false; unsigned long magic; unsigned int nr_pages = 1 << order; /* bootmem page has reserved flag */ if (PageReserved(page)) { __ClearPageReserved(page); - bootmem = true; magic = (unsigned long)page->lru.next; if (magic == SECTION_INFO || magic == MIX_SECTION_INFO) { while (nr_pages--) put_page_bootmem(page++); } else - __free_pages_bootmem(page, order); + while (nr_pages--) + free_reserved_page(page++); } else free_pages((unsigned long)page_address(page), order); - - /* - * SECTION_INFO pages and MIX_SECTION_INFO pages - * are all allocated by bootmem. - */ - if (bootmem) { - zone = page_zone(page); - zone_span_writelock(zone); - zone->present_pages += nr_pages; - zone_span_writeunlock(zone); - totalram_pages += nr_pages; - } } static void __meminit free_pte_table(pte_t *pte_start, pmd_t *pmd) @@ -1058,9 +1044,6 @@ static void __init register_page_bootmem_info(void) void __init mem_init(void) { - long codesize, reservedpages, datasize, initsize; - unsigned long absent_pages; - pci_iommu_alloc(); /* clear_bss() already clear the empty_zero_page */ @@ -1068,29 +1051,14 @@ void __init mem_init(void) register_page_bootmem_info(); /* this will put all memory onto the freelists */ - totalram_pages = free_all_bootmem(); - - absent_pages = absent_pages_in_range(0, max_pfn); - reservedpages = max_pfn - totalram_pages - absent_pages; + free_all_bootmem(); after_bootmem = 1; - codesize = (unsigned long) &_etext - (unsigned long) &_text; - datasize = (unsigned long) &_edata - (unsigned long) &_etext; - initsize = (unsigned long) &__init_end - (unsigned long) &__init_begin; - /* Register memory areas for /proc/kcore */ kclist_add(&kcore_vsyscall, (void *)VSYSCALL_START, VSYSCALL_END - VSYSCALL_START, KCORE_OTHER); - printk(KERN_INFO "Memory: %luk/%luk available (%ldk kernel code, " - "%ldk absent, %ldk reserved, %ldk data, %ldk init)\n", - nr_free_pages() << (PAGE_SHIFT-10), - max_pfn << (PAGE_SHIFT-10), - codesize >> 10, - absent_pages << (PAGE_SHIFT-10), - reservedpages << (PAGE_SHIFT-10), - datasize >> 10, - initsize >> 10); + mem_init_print_info(NULL); } #ifdef CONFIG_DEBUG_RODATA @@ -1166,11 +1134,10 @@ void mark_rodata_ro(void) set_memory_ro(start, (end-start) >> PAGE_SHIFT); #endif - free_init_pages("unused kernel memory", + free_init_pages("unused kernel", (unsigned long) __va(__pa_symbol(text_end)), (unsigned long) __va(__pa_symbol(rodata_start))); - - free_init_pages("unused kernel memory", + free_init_pages("unused kernel", (unsigned long) __va(__pa_symbol(rodata_end)), (unsigned long) __va(__pa_symbol(_sdata))); } |