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author | Paul Mundt <lethal@linux-sh.org> | 2010-05-07 07:54:55 +0200 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2010-05-07 07:54:55 +0200 |
commit | a5ec39507129a086d8838228ac1ca0a2eab38f91 (patch) | |
tree | 01c3cfa2f80aa3144b16c87e2cf769b605c7c889 /arch/sh/kernel/setup.c | |
parent | sh: Make initrd detection more robust. (diff) | |
download | linux-a5ec39507129a086d8838228ac1ca0a2eab38f91.tar.xz linux-a5ec39507129a086d8838228ac1ca0a2eab38f91.zip |
sh: convert kexec crash kernel management to LMB.
This migrates the crash kernel handling off of bootmem and over to LMB.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/setup.c')
-rw-r--r-- | arch/sh/kernel/setup.c | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index 9c7f7811af70..d67a8a386907 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -145,49 +145,6 @@ static void __init register_bootmem_low_pages(void) free_bootmem(PFN_PHYS(curr_pfn), PFN_PHYS(pages)); } -#ifdef CONFIG_KEXEC -static void __init reserve_crashkernel(void) -{ - unsigned long long free_mem; - unsigned long long crash_size, crash_base; - void *vp; - int ret; - - free_mem = ((unsigned long long)max_low_pfn - min_low_pfn) << PAGE_SHIFT; - - ret = parse_crashkernel(boot_command_line, free_mem, - &crash_size, &crash_base); - if (ret == 0 && crash_size) { - if (crash_base <= 0) { - vp = alloc_bootmem_nopanic(crash_size); - if (!vp) { - printk(KERN_INFO "crashkernel allocation " - "failed\n"); - return; - } - crash_base = __pa(vp); - } else if (reserve_bootmem(crash_base, crash_size, - BOOTMEM_EXCLUSIVE) < 0) { - printk(KERN_INFO "crashkernel reservation failed - " - "memory is in use\n"); - return; - } - - printk(KERN_INFO "Reserving %ldMB of memory at %ldMB " - "for crashkernel (System RAM: %ldMB)\n", - (unsigned long)(crash_size >> 20), - (unsigned long)(crash_base >> 20), - (unsigned long)(free_mem >> 20)); - crashk_res.start = crash_base; - crashk_res.end = crash_base + crash_size - 1; - insert_resource(&iomem_resource, &crashk_res); - } -} -#else -static inline void __init reserve_crashkernel(void) -{} -#endif - static void __init check_for_initrd(void) { #ifdef CONFIG_BLK_DEV_INITRD |