diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/include/asm/hugetlb.h | 7 | ||||
| -rw-r--r-- | arch/arm/include/asm/pgtable-3level.h | 2 | ||||
| -rw-r--r-- | arch/arm/mm/init.c | 66 |
3 files changed, 9 insertions, 66 deletions
diff --git a/arch/arm/include/asm/hugetlb.h b/arch/arm/include/asm/hugetlb.h index 318dcf5921ab..d02d6ca88e92 100644 --- a/arch/arm/include/asm/hugetlb.h +++ b/arch/arm/include/asm/hugetlb.h @@ -14,15 +14,10 @@ #include <asm/hugetlb-3level.h> #include <asm-generic/hugetlb.h> -static inline int is_hugepage_only_range(struct mm_struct *mm, - unsigned long addr, unsigned long len) -{ - return 0; -} - static inline void arch_clear_hugepage_flags(struct page *page) { clear_bit(PG_dcache_clean, &page->flags); } +#define arch_clear_hugepage_flags arch_clear_hugepage_flags #endif /* _ASM_ARM_HUGETLB_H */ diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h index 36805f94939e..1933aed9f68d 100644 --- a/arch/arm/include/asm/pgtable-3level.h +++ b/arch/arm/include/asm/pgtable-3level.h @@ -221,7 +221,7 @@ PMD_BIT_FUNC(mkyoung, |= PMD_SECT_AF); #define pmdp_establish generic_pmdp_establish /* represent a notpresent pmd by faulting entry, this is used by pmdp_invalidate */ -static inline pmd_t pmd_mknotpresent(pmd_t pmd) +static inline pmd_t pmd_mkinvalid(pmd_t pmd) { return __pmd(pmd_val(pmd) & ~L_PMD_SECT_VALID); } diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 054be44d1cdb..4e43455fab84 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -92,18 +92,6 @@ EXPORT_SYMBOL(arm_dma_zone_size); */ phys_addr_t arm_dma_limit; unsigned long arm_dma_pfn_limit; - -static void __init arm_adjust_dma_zone(unsigned long *size, unsigned long *hole, - unsigned long dma_size) -{ - if (size[0] <= dma_size) - return; - - size[ZONE_NORMAL] = size[0] - dma_size; - size[ZONE_DMA] = dma_size; - hole[ZONE_NORMAL] = hole[0]; - hole[ZONE_DMA] = 0; -} #endif void __init setup_dma_zone(const struct machine_desc *mdesc) @@ -121,56 +109,16 @@ void __init setup_dma_zone(const struct machine_desc *mdesc) static void __init zone_sizes_init(unsigned long min, unsigned long max_low, unsigned long max_high) { - unsigned long zone_size[MAX_NR_ZONES], zhole_size[MAX_NR_ZONES]; - struct memblock_region *reg; - - /* - * initialise the zones. - */ - memset(zone_size, 0, sizeof(zone_size)); + unsigned long max_zone_pfn[MAX_NR_ZONES] = { 0 }; - /* - * The memory size has already been determined. If we need - * to do anything fancy with the allocation of this memory - * to the zones, now is the time to do it. - */ - zone_size[0] = max_low - min; -#ifdef CONFIG_HIGHMEM - zone_size[ZONE_HIGHMEM] = max_high - max_low; +#ifdef CONFIG_ZONE_DMA + max_zone_pfn[ZONE_DMA] = min(arm_dma_pfn_limit, max_low); #endif - - /* - * Calculate the size of the holes. - * holes = node_size - sum(bank_sizes) - */ - memcpy(zhole_size, zone_size, sizeof(zhole_size)); - for_each_memblock(memory, reg) { - unsigned long start = memblock_region_memory_base_pfn(reg); - unsigned long end = memblock_region_memory_end_pfn(reg); - - if (start < max_low) { - unsigned long low_end = min(end, max_low); - zhole_size[0] -= low_end - start; - } + max_zone_pfn[ZONE_NORMAL] = max_low; #ifdef CONFIG_HIGHMEM - if (end > max_low) { - unsigned long high_start = max(start, max_low); - zhole_size[ZONE_HIGHMEM] -= end - high_start; - } + max_zone_pfn[ZONE_HIGHMEM] = max_high; #endif - } - -#ifdef CONFIG_ZONE_DMA - /* - * Adjust the sizes according to any special requirements for - * this machine type. - */ - if (arm_dma_zone_size) - arm_adjust_dma_zone(zone_size, zhole_size, - arm_dma_zone_size >> PAGE_SHIFT); -#endif - - free_area_init_node(0, zone_size, min, zhole_size); + free_area_init(max_zone_pfn); } #ifdef CONFIG_HAVE_ARCH_PFN_VALID @@ -306,7 +254,7 @@ void __init bootmem_init(void) sparse_init(); /* - * Now free the memory - free_area_init_node needs + * Now free the memory - free_area_init needs * the sparse mem_map arrays initialized by sparse_init() * for memmap_init_zone(), otherwise all PFNs are invalid. */ |