diff options
| author | Yinghai Lu <yhlu.kernel@gmail.com> | 2008-03-18 12:51:22 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-04-19 19:19:54 +0200 |
| commit | 2b8106a0a3d3c1e5b69f091192bc99019ff4d81d (patch) | |
| tree | 22bffad7c1e75ab93b5cb5eb22ce5f0649820d81 | |
| parent | 4a3575fd436aa98957184afd745e4ada8f1542d8 (diff) | |
x86_64: do not reserve ramdisk two times
ramdisk is reserved via reserve_early in x86_64_start_kernel,
later early_res_to_bootmem() will convert to reservation in bootmem.
so don't need to reserve that again.
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| -rw-r--r-- | arch/x86/kernel/head64.c | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/setup_64.c | 7 |
2 files changed, 7 insertions, 2 deletions
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c index d6d54faa84df..993c76773256 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -146,6 +146,7 @@ void __init x86_64_start_kernel(char * real_mode_data) reserve_early(__pa_symbol(&_text), __pa_symbol(&_end), "TEXT DATA BSS"); +#ifdef CONFIG_BLK_DEV_INITRD /* Reserve INITRD */ if (boot_params.hdr.type_of_loader && boot_params.hdr.ramdisk_image) { unsigned long ramdisk_image = boot_params.hdr.ramdisk_image; @@ -153,6 +154,7 @@ void __init x86_64_start_kernel(char * real_mode_data) unsigned long ramdisk_end = ramdisk_image + ramdisk_size; reserve_early(ramdisk_image, ramdisk_end, "RAMDISK"); } +#endif reserve_ebda_region(); diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c index 674ef3510cdf..0aa291bff4e0 100644 --- a/arch/x86/kernel/setup_64.c +++ b/arch/x86/kernel/setup_64.c @@ -420,11 +420,14 @@ void __init setup_arch(char **cmdline_p) unsigned long end_of_mem = end_pfn << PAGE_SHIFT; if (ramdisk_end <= end_of_mem) { - reserve_bootmem_generic(ramdisk_image, ramdisk_size); + /* + * don't need to reserve again, already reserved early + * in x86_64_start_kernel, and early_res_to_bootmem + * convert that to reserved in bootmem + */ initrd_start = ramdisk_image + PAGE_OFFSET; initrd_end = initrd_start+ramdisk_size; } else { - /* Assumes everything on node 0 */ free_bootmem(ramdisk_image, ramdisk_size); printk(KERN_ERR "initrd extends beyond end of memory " "(0x%08lx > 0x%08lx)\ndisabling initrd\n", |