diff options
Diffstat (limited to 'arch/arc/mm/init.c')
| -rw-r--r-- | arch/arc/mm/init.c | 25 |
1 files changed, 1 insertions, 24 deletions
diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c index 6a71b23f1383..a73cc94f806e 100644 --- a/arch/arc/mm/init.c +++ b/arch/arc/mm/init.c @@ -150,41 +150,18 @@ void __init setup_arch_memory(void) */ max_zone_pfn[ZONE_HIGHMEM] = max_high_pfn; - high_memory = (void *)(min_high_pfn << PAGE_SHIFT); - arch_pfn_offset = min(min_low_pfn, min_high_pfn); kmap_init(); - -#else /* CONFIG_HIGHMEM */ - /* pfn_valid() uses this when FLATMEM=y and HIGHMEM=n */ - max_mapnr = max_low_pfn - min_low_pfn; - #endif /* CONFIG_HIGHMEM */ free_area_init(max_zone_pfn); } -static void __init highmem_init(void) +void __init arch_mm_preinit(void) { #ifdef CONFIG_HIGHMEM - unsigned long tmp; - memblock_phys_free(high_mem_start, high_mem_sz); - for (tmp = min_high_pfn; tmp < max_high_pfn; tmp++) - free_highmem_page(pfn_to_page(tmp)); #endif -} - -/* - * mem_init - initializes memory - * - * Frees up bootmem - * Calculates and displays memory available/used - */ -void __init mem_init(void) -{ - memblock_free_all(); - highmem_init(); BUILD_BUG_ON((PTRS_PER_PGD * sizeof(pgd_t)) > PAGE_SIZE); BUILD_BUG_ON((PTRS_PER_PUD * sizeof(pud_t)) > PAGE_SIZE); |