diff options
| author | Yinghai Lu <yhlu.kernel@gmail.com> | 2008-05-25 10:00:09 -0700 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2008-05-27 10:20:12 +0200 |
| commit | 3945e2c9abf8e00c2edc4aa29215ddfad1cd8cf7 (patch) | |
| tree | d742cc7da9cb52db00b100a78b9330e09e74b45b /arch/x86/kernel/setup_32.c | |
| parent | 85cc35fa7255d113b5383a9c8536c363274bb475 (diff) | |
x86: extend e820 ealy_res support 32bit - fix #2
remove extra -1 in reseve_early calling
panic if can not find space for new RAMDISK
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/setup_32.c')
| -rw-r--r-- | arch/x86/kernel/setup_32.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/arch/x86/kernel/setup_32.c b/arch/x86/kernel/setup_32.c index c04e8c91daf7..08b47a2f7af0 100644 --- a/arch/x86/kernel/setup_32.c +++ b/arch/x86/kernel/setup_32.c @@ -479,7 +479,7 @@ static void __init reserve_initrd(void) initrd_start = 0; if (ramdisk_size >= end_of_lowmem/2) { - free_early(ramdisk_image, ramdisk_image + ramdisk_size - 1); + free_early(ramdisk_image, ramdisk_end); printk(KERN_ERR "initrd too large to handle, " "disabling initrd\n"); return; @@ -501,9 +501,13 @@ static void __init reserve_initrd(void) end_of_lowmem, ramdisk_size, PAGE_SIZE); + if (ramdisk_here == -1ULL) + panic("Cannot find place for new RAMDISK of size %lld\n", + ramdisk_size); + /* Note: this includes all the lowmem currently occupied by the initrd, we rely on that fact to keep the data intact. */ - reserve_early(ramdisk_here, ramdisk_here + ramdisk_size - 1, + reserve_early(ramdisk_here, ramdisk_here + ramdisk_size, "NEW RAMDISK"); initrd_start = ramdisk_here + PAGE_OFFSET; initrd_end = initrd_start + ramdisk_size; @@ -579,15 +583,15 @@ void __init setup_bootmem_allocator(void) PAGE_SIZE); if (bootmap == -1L) panic("Cannot find bootmem map of size %ld\n", bootmap_size); - reserve_early(bootmap, bootmap + bootmap_size - 1, "BOOTMAP"); + reserve_early(bootmap, bootmap + bootmap_size, "BOOTMAP"); #ifdef CONFIG_BLK_DEV_INITRD reserve_initrd(); #endif bootmap_size = init_bootmem(bootmap >> PAGE_SHIFT, max_low_pfn); printk(KERN_INFO " low ram: %08lx - %08lx\n", min_low_pfn<<PAGE_SHIFT, max_low_pfn<<PAGE_SHIFT); - printk(KERN_INFO " bootmap [%08lx - %08lx]\n", - bootmap, bootmap + bootmap_size - 1); + printk(KERN_INFO " bootmap %08lx - %08lx\n", + bootmap, bootmap + bootmap_size); register_bootmem_low_pages(max_low_pfn); early_res_to_bootmem(0, max_low_pfn<<PAGE_SHIFT); |