diff options
Diffstat (limited to 'arch/sh/kernel/setup.c')
| -rw-r--r-- | arch/sh/kernel/setup.c | 35 |
1 files changed, 22 insertions, 13 deletions
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index 855cdf9d85b..18a5baf2cba 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -140,18 +140,26 @@ static void __init reserve_crashkernel(void) ret = parse_crashkernel(boot_command_line, free_mem, &crash_size, &crash_base); if (ret == 0 && crash_size) { - if (crash_base > 0) { - 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; - reserve_bootmem(crash_base, crash_size); - } else + if (crash_base <= 0) { printk(KERN_INFO "crashkernel reservation failed - " "you have to specify a base address\n"); + return; + } + + 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; } } #else @@ -184,13 +192,14 @@ void __init setup_bootmem_allocator(unsigned long free_pfn) * an invalid RAM area. */ reserve_bootmem(__MEMORY_START+PAGE_SIZE, - (PFN_PHYS(free_pfn)+bootmap_size+PAGE_SIZE-1)-__MEMORY_START); + (PFN_PHYS(free_pfn)+bootmap_size+PAGE_SIZE-1)-__MEMORY_START, + BOOTMEM_DEFAULT); /* * reserve physical page 0 - it's a special BIOS page on many boxes, * enabling clean reboots, SMP operation, laptop functions. */ - reserve_bootmem(__MEMORY_START, PAGE_SIZE); + reserve_bootmem(__MEMORY_START, PAGE_SIZE, BOOTMEM_DEFAULT); sparse_memory_present_with_active_regions(0); @@ -200,7 +209,7 @@ void __init setup_bootmem_allocator(unsigned long free_pfn) if (LOADER_TYPE && INITRD_START) { if (INITRD_START + INITRD_SIZE <= (max_low_pfn << PAGE_SHIFT)) { reserve_bootmem(INITRD_START + __MEMORY_START, - INITRD_SIZE); + INITRD_SIZE, BOOTMEM_DEFAULT); initrd_start = INITRD_START + PAGE_OFFSET + __MEMORY_START; initrd_end = initrd_start + INITRD_SIZE; |