diff options
Diffstat (limited to 'arch/x86/mm/init_32.c')
| -rw-r--r-- | arch/x86/mm/init_32.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index 2b4b53e6793f..030bfed10a6c 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -38,7 +38,7 @@ #include <asm/pgtable.h> #include <asm/dma.h> #include <asm/fixmap.h> -#include <asm/e820.h> +#include <asm/e820/api.h> #include <asm/apic.h> #include <asm/bugs.h> #include <asm/tlb.h> @@ -716,15 +716,17 @@ void __init paging_init(void) */ static void __init test_wp_bit(void) { + int wp_works_ok; + printk(KERN_INFO "Checking if this processor honours the WP bit even in supervisor mode..."); /* Any page-aligned address will do, the test is non-destructive */ __set_fixmap(FIX_WP_TEST, __pa(&swapper_pg_dir), PAGE_KERNEL_RO); - boot_cpu_data.wp_works_ok = do_test_wp_bit(); + wp_works_ok = do_test_wp_bit(); clear_fixmap(FIX_WP_TEST); - if (!boot_cpu_data.wp_works_ok) { + if (!wp_works_ok) { printk(KERN_CONT "No.\n"); panic("Linux doesn't support CPUs with broken WP."); } else { @@ -811,8 +813,7 @@ void __init mem_init(void) BUG_ON(VMALLOC_START >= VMALLOC_END); BUG_ON((unsigned long)high_memory > VMALLOC_START); - if (boot_cpu_data.wp_works_ok < 0) - test_wp_bit(); + test_wp_bit(); } #ifdef CONFIG_MEMORY_HOTPLUG |