diff options
| -rw-r--r-- | arch/x86/kernel/acpi/boot.c | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/e820_64.c | 28 | ||||
| -rw-r--r-- | arch/x86/kernel/setup_64.c | 2 | ||||
| -rw-r--r-- | arch/x86/mm/init_32.c | 6 | ||||
| -rw-r--r-- | arch/x86/mm/init_64.c | 2 | ||||
| -rw-r--r-- | include/asm-x86/page.h | 4 |
6 files changed, 21 insertions, 23 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 956b60f..e277c37 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -115,7 +115,7 @@ char *__init __acpi_map_table(unsigned long phys_addr, unsigned long size) if (!phys_addr || !size) return NULL; - if (phys_addr+size <= (end_pfn_map << PAGE_SHIFT) + PAGE_SIZE) + if (phys_addr+size <= (max_pfn_mapped << PAGE_SHIFT) + PAGE_SIZE) return __va(phys_addr); return NULL; diff --git a/arch/x86/kernel/e820_64.c b/arch/x86/kernel/e820_64.c index d6ada08..a720f3d 100644 --- a/arch/x86/kernel/e820_64.c +++ b/arch/x86/kernel/e820_64.c @@ -36,11 +36,11 @@ struct e820map e820; unsigned long end_pfn; /* - * end_pfn only includes RAM, while end_pfn_map includes all e820 entries. - * The direct mapping extends to end_pfn_map, so that we can directly access + * end_pfn only includes RAM, while max_pfn_mapped includes all e820 entries. + * The direct mapping extends to max_pfn_mapped, so that we can directly access * apertures, ACPI and other tables without having to play with fixmaps. */ -unsigned long end_pfn_map; +unsigned long max_pfn_mapped; /* * Last pfn which the user wants to use. @@ -281,16 +281,16 @@ unsigned long __init e820_end_of_ram(void) end_pfn = find_max_pfn_with_active_regions(); - if (end_pfn > end_pfn_map) - end_pfn_map = end_pfn; - if (end_pfn_map > MAXMEM>>PAGE_SHIFT) - end_pfn_map = MAXMEM>>PAGE_SHIFT; + if (end_pfn > max_pfn_mapped) + max_pfn_mapped = end_pfn; + if (max_pfn_mapped > MAXMEM>>PAGE_SHIFT) + max_pfn_mapped = MAXMEM>>PAGE_SHIFT; if (end_pfn > end_user_pfn) end_pfn = end_user_pfn; - if (end_pfn > end_pfn_map) - end_pfn = end_pfn_map; + if (end_pfn > max_pfn_mapped) + end_pfn = max_pfn_mapped; - printk(KERN_INFO "end_pfn_map = %lu\n", end_pfn_map); + printk(KERN_INFO "max_pfn_mapped = %lu\n", max_pfn_mapped); return end_pfn; } @@ -366,9 +366,9 @@ static int __init e820_find_active_region(const struct e820entry *ei, if (*ei_startpfn >= *ei_endpfn) return 0; - /* Check if end_pfn_map should be updated */ - if (ei->type != E820_RAM && *ei_endpfn > end_pfn_map) - end_pfn_map = *ei_endpfn; + /* Check if max_pfn_mapped should be updated */ + if (ei->type != E820_RAM && *ei_endpfn > max_pfn_mapped) + max_pfn_mapped = *ei_endpfn; /* Skip if map is outside the node */ if (ei->type != E820_RAM || *ei_endpfn <= start_pfn || @@ -759,7 +759,7 @@ static int __init parse_memmap_opt(char *p) saved_max_pfn = e820_end_of_ram(); remove_all_active_ranges(); #endif - end_pfn_map = 0; + max_pfn_mapped = 0; e820.nr_map = 0; userdef = 1; return 0; diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c index c6fe1e4..413b8fc 100644 --- a/arch/x86/kernel/setup_64.c +++ b/arch/x86/kernel/setup_64.c @@ -347,7 +347,7 @@ void __init setup_arch(char **cmdline_p) check_efer(); - init_memory_mapping(0, (end_pfn_map << PAGE_SHIFT)); + init_memory_mapping(0, (max_pfn_mapped << PAGE_SHIFT)); if (efi_enabled) efi_init(); diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index 73dd060..fc3ace2 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -51,7 +51,7 @@ unsigned int __VMALLOC_RESERVE = 128 << 20; -unsigned long end_pfn_map; +unsigned long max_pfn_mapped; DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); unsigned long highstart_pfn, highend_pfn; @@ -196,7 +196,7 @@ static void __init kernel_physical_mapping_init(pgd_t *pgd_base) set_pmd(pmd, pfn_pmd(pfn, prot)); pfn += PTRS_PER_PTE; - end_pfn_map = pfn; + max_pfn_mapped = pfn; continue; } pte = one_page_table_init(pmd); @@ -211,7 +211,7 @@ static void __init kernel_physical_mapping_init(pgd_t *pgd_base) set_pte(pte, pfn_pte(pfn, prot)); } - end_pfn_map = pfn; + max_pfn_mapped = pfn; } } } diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 210243e..ef9e9cf 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -791,7 +791,7 @@ void __init reserve_bootmem_generic(unsigned long phys, unsigned len) * This can happen with kdump kernels when accessing * firmware tables: */ - if (pfn < end_pfn_map) + if (pfn < max_pfn_mapped) return; printk(KERN_ERR "reserve_bootmem: illegal reserve %lx %u\n", diff --git a/include/asm-x86/page.h b/include/asm-x86/page.h index b734939..6724a4b 100644 --- a/include/asm-x86/page.h +++ b/include/asm-x86/page.h @@ -33,10 +33,8 @@ #ifdef CONFIG_X86_64 #include <asm/page_64.h> -#define max_pfn_mapped end_pfn_map #else #include <asm/page_32.h> -#define max_pfn_mapped end_pfn_map #endif /* CONFIG_X86_64 */ #define PAGE_OFFSET ((unsigned long)__PAGE_OFFSET) @@ -50,7 +48,7 @@ extern int page_is_ram(unsigned long pagenr); -extern unsigned long end_pfn_map; +extern unsigned long max_pfn_mapped; struct page; |