diff options
| author | Yinghai Lu <yhlu.kernel@gmail.com> | 2008-06-22 02:46:58 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-08 12:50:16 +0200 |
| commit | 225c37d71bc8b97eb2063e8eda153b383328b20b (patch) | |
| tree | 912185a6db6753a62842966db180ebecfce32fc6 | |
| parent | b2ac82a0909aea0d2620ba4c189f37c567c21fe5 (diff) | |
x86: introduce reserve_initrd
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | arch/x86/kernel/setup_32.c | 16 | ||||
| -rw-r--r-- | arch/x86/mm/init_32.c | 6 | ||||
| -rw-r--r-- | include/asm-x86/setup.h | 2 |
3 files changed, 14 insertions, 10 deletions
diff --git a/arch/x86/kernel/setup_32.c b/arch/x86/kernel/setup_32.c index 190546bd3bd3..90b51047ce63 100644 --- a/arch/x86/kernel/setup_32.c +++ b/arch/x86/kernel/setup_32.c @@ -336,7 +336,7 @@ void __init reserve_initrd(void) * in i386_start_kernel */ initrd_start = ramdisk_image + PAGE_OFFSET; - initrd_end = initrd_start+ramdisk_size; + initrd_end = initrd_start + ramdisk_size; return; } @@ -363,7 +363,7 @@ void __init reserve_initrd(void) #define MAX_MAP_CHUNK (NR_FIX_BTMAPS << PAGE_SHIFT) -static void __init relocate_initrd(void) +static void __init post_reserve_initrd(void) { u64 ramdisk_image = boot_params.hdr.ramdisk_image; u64 ramdisk_size = boot_params.hdr.ramdisk_size; @@ -417,7 +417,13 @@ static void __init relocate_initrd(void) /* need to free that, otherwise init highmem will reserve it again */ free_early(ramdisk_image, ramdisk_image+ramdisk_size); } - +#else +void __init reserve_initrd(void) +{ +} +static void __init post_reserve_initrd(void) +{ +} #endif /* CONFIG_BLK_DEV_INITRD */ /* @@ -632,9 +638,7 @@ void __init setup_arch(char **cmdline_p) * NOTE: at this point the bootmem allocator is fully available. */ -#ifdef CONFIG_BLK_DEV_INITRD - relocate_initrd(); -#endif + post_reserve_initrd(); remapped_pgdat_init(); sparse_init(); diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index 9bc8607d7980..98080782ee47 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -597,8 +597,6 @@ void __init zone_sizes_init(void) } #endif /* !CONFIG_NEED_MULTIPLE_NODES */ -extern void reserve_initrd(void); - void __init setup_bootmem_allocator(void) { int i; @@ -613,9 +611,9 @@ void __init setup_bootmem_allocator(void) if (bootmap == -1L) panic("Cannot find bootmem map of size %ld\n", bootmap_size); 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 " mapped low ram: 0 - %08lx\n", max_pfn_mapped<<PAGE_SHIFT); diff --git a/include/asm-x86/setup.h b/include/asm-x86/setup.h index bb12a1619c12..8f85b2450562 100644 --- a/include/asm-x86/setup.h +++ b/include/asm-x86/setup.h @@ -39,6 +39,8 @@ void reserve_crashkernel(void); #include <asm/bootparam.h> void reserve_standard_io_resources(void); +void reserve_initrd(void); + #ifndef _SETUP |