diff options
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/setup.c | 15 | ||||
| -rw-r--r-- | arch/x86/kernel/vmlinux.lds.S | 2 |
2 files changed, 5 insertions, 12 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index d1c636bf31a..be5ae80f897 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -301,15 +301,13 @@ static void __init reserve_brk(void) #ifdef CONFIG_BLK_DEV_INITRD -#ifdef CONFIG_X86_32 - #define MAX_MAP_CHUNK (NR_FIX_BTMAPS << PAGE_SHIFT) static void __init relocate_initrd(void) { u64 ramdisk_image = boot_params.hdr.ramdisk_image; u64 ramdisk_size = boot_params.hdr.ramdisk_size; - u64 end_of_lowmem = max_low_pfn << PAGE_SHIFT; + u64 end_of_lowmem = max_low_pfn_mapped << PAGE_SHIFT; u64 ramdisk_here; unsigned long slop, clen, mapaddr; char *p, *q; @@ -365,14 +363,13 @@ static void __init relocate_initrd(void) ramdisk_image, ramdisk_image + ramdisk_size - 1, ramdisk_here, ramdisk_here + ramdisk_size - 1); } -#endif static void __init reserve_initrd(void) { u64 ramdisk_image = boot_params.hdr.ramdisk_image; u64 ramdisk_size = boot_params.hdr.ramdisk_size; u64 ramdisk_end = ramdisk_image + ramdisk_size; - u64 end_of_lowmem = max_low_pfn << PAGE_SHIFT; + u64 end_of_lowmem = max_low_pfn_mapped << PAGE_SHIFT; if (!boot_params.hdr.type_of_loader || !ramdisk_image || !ramdisk_size) @@ -402,14 +399,8 @@ static void __init reserve_initrd(void) return; } -#ifdef CONFIG_X86_32 relocate_initrd(); -#else - printk(KERN_ERR "initrd extends beyond end of memory " - "(0x%08llx > 0x%08llx)\ndisabling initrd\n", - ramdisk_end, end_of_lowmem); - initrd_start = 0; -#endif + free_early(ramdisk_image, ramdisk_end); } #else diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S index 4c85b2e2bb6..367e8788204 100644 --- a/arch/x86/kernel/vmlinux.lds.S +++ b/arch/x86/kernel/vmlinux.lds.S @@ -108,6 +108,8 @@ SECTIONS /* Data */ . = ALIGN(PAGE_SIZE); .data : AT(ADDR(.data) - LOAD_OFFSET) { + /* Start of data section */ + _sdata = .; DATA_DATA CONSTRUCTORS |